upload current sources

2026-10-12 12:58:02 -04:00
commit 16bafab54a
21 changed files with 2195 additions and 0 deletions
@@ -0,0 +1,53 @@
+# added by gitlab-sync
+.DS_Store
+Thumbs.db
+desktop.ini
+.idea/
+*.iml
+.vscode/
+*.swp
+*~
+target/
+build/
+dist/
+out/
+*.class
+.gradle/
+node_modules/
+__pycache__/
+*.pyc
+.venv/
+venv/
+coverage/
+*.log
+*.tmp
+.env
+.env.*
+!.env.example
+.claude/
+CLAUDE.md
+CLAUDE.local.md
+.mcp.json
+.remember/
+.cursor/
+.cursorrules
+.cursorignore
+.windsurf/
+.windsurfrules
+.codeium/
+.github/copilot-instructions.md
+.copilot/
+.codex/
+AGENTS.md
+.gemini/
+GEMINI.md
+.aider*
+.continue/
+.roo/
+.roomodes
+.cline/
+.clinerules
+.kiro/
+.amazonq/
+.tabnine/
+.specstory/
@@ -0,0 +1,78 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>com.minicircuits</groupId>
+    <artifactId>fetch-api</artifactId>
+    <version>1.0.0</version>
+    <packaging>war</packaging>
+    <name>FetchAPI</name>
+    <description>API for fetching data from AS400 database</description>
+
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <maven.compiler.source>11</maven.compiler.source>
+        <maven.compiler.target>11</maven.compiler.target>
+        <poi.version>5.2.3</poi.version>
+        <jt400.version>10.7</jt400.version>
+        <json.version>20231013</json.version>
+        <servlet.version>4.0.1</servlet.version>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>net.sf.jt400</groupId>
+            <artifactId>jt400</artifactId>
+            <version>${jt400.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.poi</groupId>
+            <artifactId>poi</artifactId>
+            <version>${poi.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.poi</groupId>
+            <artifactId>poi-ooxml</artifactId>
+            <version>${poi.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.json</groupId>
+            <artifactId>json</artifactId>
+            <version>${json.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>javax.servlet</groupId>
+            <artifactId>javax.servlet-api</artifactId>
+            <version>${servlet.version}</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>javax.xml.bind</groupId>
+            <artifactId>jaxb-api</artifactId>
+            <version>2.3.1</version>
+        </dependency>
+    </dependencies>
+    <build>
+        <finalName>FetchAPI</finalName>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.8.1</version>
+                <configuration>
+                    <source>${maven.compiler.source}</source>
+                    <target>${maven.compiler.target}</target>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-war-plugin</artifactId>
+                <version>3.3.2</version>
+                <configuration>
+                    <failOnMissingWebXml>false</failOnMissingWebXml>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+</project>
@@ -0,0 +1,274 @@
+package com.minicircuits;
+
+import com.ibm.as400.access.AS400;
+import com.ibm.as400.access.AS400SecurityException;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.security.InvalidKeyException;
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+import java.util.Base64;
+import java.util.Iterator;
+import java.util.Map;
+import java.util.Properties;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+import javax.crypto.Mac;
+import javax.crypto.spec.SecretKeySpec;
+import javax.servlet.http.Cookie;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import org.json.JSONObject;
+
+public class AuthenticationService {
+    private static final Logger logger = Logger.getLogger(AuthenticationService.class.getName());
+    private static final String SESSION_COOKIE_NAME = "FETCHAPI_SESSION";
+    private static final int CLEANUP_THRESHOLD = 1000;
+
+    private final Properties configProps;
+    private final Properties APITokens;
+    private final ConcurrentHashMap<String, SessionInfo> sessionCache = new ConcurrentHashMap<>();
+    private final int ttlMinutes;
+
+    private static class SessionInfo {
+        final String userId;
+        final long expiresAt;
+        final String hmacSecret;
+
+        SessionInfo(String userId, long expiresAt, String hmacSecret) {
+            this.userId = userId;
+            this.expiresAt = expiresAt;
+            this.hmacSecret = hmacSecret;
+        }
+
+        boolean isExpired() {
+            return System.currentTimeMillis() > expiresAt;
+        }
+    }
+
+    public AuthenticationService(Properties configProps, Properties APITokens) {
+        this.configProps = configProps;
+        this.APITokens = APITokens;
+        int ttl;
+        try {
+            ttl = Integer.parseInt(configProps.getProperty("session.ttl.minutes", "30"));
+        } catch (NumberFormatException e) {
+            ttl = 30;
+        }
+        this.ttlMinutes = ttl;
+
+        logger.log(Level.INFO, "Session TTL configured to {0} minutes", this.ttlMinutes);
+    }
+
+    /**
+     * Backward-compatible overload for callers that do not have an HttpServletResponse.
+     * No session cookie will be issued, but existing auth logic still works.
+     */
+    public boolean authenticate(HttpServletRequest req) {
+        return authenticate(req, null);
+    }
+
+    public boolean authenticate(HttpServletRequest req, HttpServletResponse resp) {
+        // Lazy cleanup when the cache grows large
+        if (sessionCache.size() > CLEANUP_THRESHOLD) {
+            cleanupExpiredSessions();
+        }
+
+        // 1. Check for existing session cookie
+        String existingToken = getSessionCookie(req);
+        if (existingToken != null) {
+            SessionInfo cachedSession = sessionCache.get(existingToken);
+            if (cachedSession != null && !cachedSession.isExpired()) {
+                // Verify HMAC with the cached secret
+                if (verifyToken(existingToken, cachedSession.hmacSecret)) {
+                    logger.log(Level.FINE, "Verified session for user: {0}", cachedSession.userId);
+                    return true;
+                }
+            }
+            sessionCache.remove(existingToken);
+        }
+
+        // 2. Fall back to credential / API-token authentication
+        String userId = req.getParameter("userId");
+        String password = req.getParameter("password");
+        String apiToken = req.getParameter("apiToken");
+
+        if ((userId == null || password == null) && apiToken == null) {
+            logger.warning("No credentials provided");
+            return false;
+        }
+
+        boolean authenticated = userId != null && password != null
+            ? authenticateWithCredentials(userId, password)
+            : apiToken != null && validateApiToken(apiToken);
+
+        // 3. On success, create session and set cookie
+        if (authenticated && resp != null) {
+            String identity = (userId != null) ? userId : "apiToken";
+            // Use credentials as HMAC key: userId:password for credentials, raw API token for token auth
+            String hmacKey = (userId != null && password != null)
+                ? userId + ":" + password
+                : apiToken;
+            String sessionToken = createSession(identity, hmacKey);
+            resp.setHeader("Set-Cookie", SESSION_COOKIE_NAME + "=" + sessionToken
+                + "; HttpOnly; Secure; SameSite=Strict; Path=/; Max-Age=" + (ttlMinutes * 60));
+            logger.log(Level.INFO, "Session created for: {0}", identity);
+        }
+
+        return authenticated;
+    }
+
+    public boolean authenticateWithCredentials(String userId, String password) {
+        AS400 system = null;
+        try {
+            system = new AS400(
+                configProps.getProperty("db.server"),
+                userId,
+                password
+            );
+            system.validateSignon();
+            logger.log(Level.INFO, "User authenticated successfully: {0}", userId);
+            return true;
+        } catch (AS400SecurityException | IOException e) {
+            logger.log(Level.WARNING, "Authentication failed", e);
+            return false;
+        } finally {
+            if (system != null) {
+                system.disconnectAllServices();
+            }
+        }
+    }
+
+    private String getSessionCookie(HttpServletRequest req) {
+        Cookie[] cookies = req.getCookies();
+        if (cookies != null) {
+            for (Cookie cookie : cookies) {
+                if (SESSION_COOKIE_NAME.equals(cookie.getName())) {
+                    return cookie.getValue();
+                }
+            }
+        }
+        return null;
+    }
+
+    private String createSession(String userId, String hmacSecret) {
+        long createdAt = System.currentTimeMillis();
+        long expiresAt = createdAt + ((long) ttlMinutes * 60 * 1000);
+        String serverName = configProps.getProperty("db.server", "localhost");
+
+        // HMAC signs the core fields
+        String hmacData = userId + ":" + serverName + ":" + createdAt + ":" + expiresAt;
+        String signature = hmacSha256(hmacData, hmacSecret);
+
+        // Build JSON payload
+        JSONObject tokenJson = new JSONObject();
+        tokenJson.put("userId", userId);
+        tokenJson.put("serverName", serverName);
+        tokenJson.put("createdAt", createdAt);
+        tokenJson.put("expiresAt", expiresAt);
+        tokenJson.put("signature", signature);
+
+        // Base64 encode the entire JSON string
+        String token = Base64.getUrlEncoder().withoutPadding().encodeToString(
+            tokenJson.toString().getBytes(StandardCharsets.UTF_8));
+
+        sessionCache.put(token, new SessionInfo(userId, expiresAt, hmacSecret));
+        return token;
+    }
+
+    private String hmacSha256(String data, String key) {
+        try {
+            Mac mac = Mac.getInstance("HmacSHA256");
+            SecretKeySpec secretKey = new SecretKeySpec(
+                key.getBytes(StandardCharsets.UTF_8), "HmacSHA256");
+            mac.init(secretKey);
+            byte[] hmacBytes = mac.doFinal(data.getBytes(StandardCharsets.UTF_8));
+            return Base64.getUrlEncoder().withoutPadding().encodeToString(hmacBytes);
+        } catch (NoSuchAlgorithmException | InvalidKeyException e) {
+            throw new RuntimeException("Failed to compute HMAC", e);
+        }
+    }
+
+    private boolean verifyToken(String base64Token, String hmacSecret) {
+        try {
+            String decoded = new String(Base64.getUrlDecoder().decode(base64Token), StandardCharsets.UTF_8);
+            JSONObject tokenJson = new JSONObject(decoded);
+
+            String userId = tokenJson.getString("userId");
+            String serverName = tokenJson.getString("serverName");
+            long createdAt = tokenJson.getLong("createdAt");
+            long expiresAt = tokenJson.getLong("expiresAt");
+            String signature = tokenJson.getString("signature");
+
+            // Check expiry
+            if (System.currentTimeMillis() > expiresAt) return false;
+
+            // Verify server
+            String currentServer = configProps.getProperty("db.server", "localhost");
+            if (!serverName.equals(currentServer)) return false;
+
+            // Verify HMAC
+            String hmacData = userId + ":" + serverName + ":" + createdAt + ":" + expiresAt;
+            String expectedSignature = hmacSha256(hmacData, hmacSecret);
+
+            return MessageDigest.isEqual(
+                signature.getBytes(StandardCharsets.UTF_8),
+                expectedSignature.getBytes(StandardCharsets.UTF_8));
+        } catch (IllegalArgumentException | org.json.JSONException e) {
+            logger.warning("Failed to parse session token");
+            return false;
+        }
+    }
+
+    private void cleanupExpiredSessions() {
+        int removed = 0;
+        Iterator<Map.Entry<String, SessionInfo>> it = sessionCache.entrySet().iterator();
+        while (it.hasNext()) {
+            Map.Entry<String, SessionInfo> entry = it.next();
+            if (entry.getValue().isExpired()) {
+                it.remove();
+                removed++;
+            }
+        }
+        if (removed > 0) {
+            logger.log(Level.INFO, "Cleaned up {0} expired sessions, {1} remaining",
+                new Object[]{removed, sessionCache.size()});
+        }
+    }
+
+    public boolean validateApiToken(String tokenToValidate) {
+        try {
+            String decodedToken = Utils.decodeBase64(tokenToValidate);
+            String[] parts = decodedToken.split(":");
+
+            if (parts.length != 2) {
+                logger.warning("Invalid token format");
+                return false;
+            }
+
+            String identifier = parts[0];
+            String uuid = parts[1];
+            String validToken = APITokens.getProperty(identifier);
+
+            if (validToken == null || validToken.trim().isEmpty()) {
+                logger.log(Level.WARNING, "No API token configured for: {0}", identifier);
+                return false;
+            }
+
+            if (validToken.equals(uuid)) {
+                logger.log(Level.INFO, "API token validated for: {0}", identifier);
+                return true;
+            }
+
+            logger.log(Level.WARNING, "Invalid token attempted for: {0}", identifier);
+            return false;
+        } catch (IllegalArgumentException e) {
+            logger.log(Level.SEVERE, "Invalid Base64 in API token", e);
+            return false;
+        } catch (Exception e) {
+            logger.log(Level.SEVERE, "Error validating API token", e);
+            return false;
+        }
+    }
+}
@@ -0,0 +1,144 @@
+package com.minicircuits;
+
+import java.io.BufferedInputStream;
+import java.io.BufferedOutputStream;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.io.OutputStreamWriter;
+import java.io.PrintWriter;
+import java.nio.file.Files;
+import java.nio.file.Path;
+
+import javax.servlet.ServletOutputStream;
+import javax.servlet.WriteListener;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpServletResponseWrapper;
+
+public class BufferedResponseWrapper extends HttpServletResponseWrapper {
+    private final Path tempFile;
+    private final FileOutputStream fileOutputStream;
+    private final ServletOutputStream servletOutputStream;
+    private PrintWriter writer;
+
+    public BufferedResponseWrapper(HttpServletResponse response) throws IOException {
+        super(response);
+        this.tempFile = Files.createTempFile("fetchapi_", ".tmp");
+        this.fileOutputStream = new FileOutputStream(tempFile.toFile());
+        this.servletOutputStream = new ServletOutputStream() {
+            @Override
+            public void write(int b) throws IOException {
+                fileOutputStream.write(b);
+            }
+
+            @Override
+            public void write(byte[] b, int off, int len) throws IOException {
+                fileOutputStream.write(b, off, len);
+            }
+
+            @Override
+            public void flush() throws IOException {
+                fileOutputStream.flush();
+            }
+
+            @Override
+            public void close() throws IOException {
+                fileOutputStream.close();
+            }
+
+            @Override
+            public boolean isReady() {
+                return true;
+            }
+
+            @Override
+            public void setWriteListener(WriteListener writeListener) {
+                // Not used for blocking I/O
+            }
+        };
+    }
+
+    @Override
+    public ServletOutputStream getOutputStream() {
+        return servletOutputStream;
+    }
+
+    @Override
+    public PrintWriter getWriter() throws IOException {
+        if (writer == null) {
+            String charset = getCharacterEncoding();
+            writer = new PrintWriter(new OutputStreamWriter(fileOutputStream,
+                charset != null ? charset : "UTF-8"));
+        }
+        return writer;
+    }
+
+    @Override
+    public void flushBuffer() {
+        // Don't flush to the real response — we're buffering
+    }
+
+    @Override
+    public void reset() {
+        // Don't reset the real response during buffering
+    }
+
+    @Override
+    public void resetBuffer() {
+        // Don't reset during buffering
+    }
+
+    /**
+     * Flush any remaining data, then stream the temp file to the real response.
+     * Sets Content-Length. Deletes the temp file when done.
+     */
+    public void writeToResponse() throws IOException {
+        // Flush and close writer/stream
+        if (writer != null) {
+            writer.close();
+        } else {
+            fileOutputStream.close();
+        }
+
+        // Set content length from temp file size
+        long fileSize = Files.size(tempFile);
+        if (fileSize <= Integer.MAX_VALUE) {
+            getResponse().setContentLength((int) fileSize);
+        } else {
+            ((HttpServletResponse) getResponse()).setHeader("Content-Length", Long.toString(fileSize));
+        }
+
+        // Stream temp file to real response
+        HttpServletResponse realResponse = (HttpServletResponse) getResponse();
+        try (InputStream in = new BufferedInputStream(new FileInputStream(tempFile.toFile()), 32768);
+             OutputStream out = new BufferedOutputStream(realResponse.getOutputStream(), 32768)) {
+            byte[] buffer = new byte[32768];
+            int bytesRead;
+            while ((bytesRead = in.read(buffer)) != -1) {
+                out.write(buffer, 0, bytesRead);
+            }
+            out.flush();
+        } finally {
+            // Always delete the temp file
+            Files.deleteIfExists(tempFile);
+        }
+    }
+
+    /**
+     * Clean up temp file if writeToResponse was never called (e.g., on error).
+     */
+    public void cleanup() {
+        try {
+            if (fileOutputStream != null) {
+                fileOutputStream.close();
+            }
+        } catch (IOException ignored) {
+        }
+        try {
+            Files.deleteIfExists(tempFile);
+        } catch (IOException ignored) {
+        }
+    }
+}
@@ -0,0 +1,35 @@
+
+package com.minicircuits;
+
+import java.io.IOException;
+
+import javax.servlet.Filter;
+import javax.servlet.FilterChain;
+import javax.servlet.FilterConfig;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+
+public class CharacterEncodingFilter implements Filter {
+    private String encoding;
+
+    @Override
+    public void init(FilterConfig config) throws ServletException {
+        encoding = config.getInitParameter("encoding");
+        if (encoding == null) {
+            encoding = "UTF-8";
+        }
+    }
+
+    @Override
+    public void doFilter(ServletRequest request, ServletResponse response,
+            FilterChain chain) throws IOException, ServletException {
+        request.setCharacterEncoding(encoding);
+        response.setCharacterEncoding(encoding);
+        chain.doFilter(request, response);
+    }
+
+    @Override
+    public void destroy() {
+    }
+}
@@ -0,0 +1,163 @@
+package com.minicircuits;
+
+import java.beans.PropertyVetoException;
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.ResultSetMetaData;
+import java.sql.SQLException;
+import java.sql.Statement;
+import java.util.Properties;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import com.ibm.as400.access.AS400JDBCConnectionPool;
+import com.ibm.as400.access.AS400JDBCConnectionPoolDataSource;
+import com.ibm.as400.access.ConnectionPoolException;
+
+public class DatabaseManager {
+    private static final String JDBC_DRIVER = "com.ibm.as400.access.AS400JDBCDriver";
+    private static final Logger logger = Logger.getLogger(DatabaseManager.class.getName());
+    
+    private AS400JDBCConnectionPool pool;
+    private final Properties configProps;
+    
+    public DatabaseManager(Properties configProps) throws Exception {
+        this.configProps = configProps;
+        Class.forName(JDBC_DRIVER);
+        initializeConnectionPool();
+    }
+    
+    private void initializeConnectionPool() throws Exception {
+        try {
+            String username = configProps.getProperty("db.username");
+            String password = Utils.decodeBase64(configProps.getProperty("db.password"));
+            String serverName = configProps.getProperty("db.server", "localhost");
+            String jdbcString = configProps.getProperty("db.jdbcString");
+            String libraries = configProps.getProperty("db.libraries", "QGPL,QTEMP");
+
+            validateConfig(username, password);
+            AS400JDBCConnectionPoolDataSource dataSource = createDataSource(
+                serverName,
+                username,
+                password,
+                jdbcString,
+                libraries
+            );
+            pool = new AS400JDBCConnectionPool(dataSource);
+            configurePool(pool);
+        } catch (PropertyVetoException | ConnectionPoolException e) {
+            throw new Exception("Failed to initialize connection pool", e);
+        }
+    }
+
+    private void validateConfig(String username, String password) throws Exception {
+        if (username == null || password == null) {
+            throw new Exception("Database username or password not provided in properties file");
+        }
+    }
+
+    private AS400JDBCConnectionPoolDataSource createDataSource(
+        String serverName,
+        String username,
+        String password,
+        String jdbcString,
+        String libraries
+    ) throws PropertyVetoException {
+        AS400JDBCConnectionPoolDataSource dataSource = new AS400JDBCConnectionPoolDataSource();
+        dataSource.setServerName(serverName);
+        dataSource.setUser(username);
+        dataSource.setPassword(password);
+        dataSource.setProperties(jdbcString);
+        dataSource.setLibraries(libraries);
+        return dataSource;
+    }
+
+    private void configurePool(AS400JDBCConnectionPool pool) throws ConnectionPoolException {
+        pool.setMaxConnections(40);
+        pool.fill(5);
+    }
+    
+    public QueryResult executeQuery(String sqlQuery) throws SQLException, ConnectionPoolException {
+        // Log connection pool status
+        logger.log(Level.INFO, "Connection pool before query - Active connections: {0}, Available connections: {1}",
+                    new Object[]{pool.getActiveConnectionCount(), pool.getAvailableConnectionCount()});
+        
+        Connection connection = pool.getConnection();
+        logger.log(Level.INFO, "Got new connection from pool: {0}", connection.hashCode());
+        
+        PreparedStatement statement = null;
+        ResultSet resultSet = null;
+        
+        try {
+            // Set up library list
+            try (Statement libStmt = connection.createStatement()) {
+                libStmt.execute("Values Amulibq.Set_Library_List()");
+            }
+
+            statement = connection.prepareStatement(
+                sqlQuery,
+                ResultSet.TYPE_FORWARD_ONLY,
+                ResultSet.CONCUR_READ_ONLY
+            );
+
+            statement.setFetchSize(5000);
+            statement.setQueryTimeout(Integer.parseInt(
+                configProps.getProperty("query.timeout.seconds", "600")
+            ));
+
+            // Execute the statement and check if it returns a ResultSet
+            boolean hasResultSet = statement.execute();
+            
+            if (hasResultSet) {
+                // Handle SELECT queries
+                resultSet = statement.getResultSet();
+                String[] headers = getQueryHeaders(resultSet);
+                
+                return new QueryResult(
+                    connection,
+                    statement,
+                    resultSet,
+                    headers,
+                    resultSet.getMetaData()
+                );
+            } else {
+                // Handle non-SELECT queries (CREATE, INSERT, etc.)
+                return new QueryResult(
+                    connection,
+                    statement,
+                    null,
+                    new String[0],
+                    null
+                );
+            }
+        } catch (SQLException e) {
+            // Clean up resources in case of error
+            if (resultSet != null) resultSet.close();
+            if (statement != null) statement.close();
+            connection.close();
+            throw e;
+        }
+    }
+    
+    private String[] getQueryHeaders(ResultSet rs) throws SQLException {
+        ResultSetMetaData rsmd = rs.getMetaData();
+        int columnCount = rsmd.getColumnCount();
+        String[] headers = new String[columnCount];
+
+        for (int i = 1; i <= columnCount; i++) {
+            String label = rsmd.getColumnLabel(i);
+            headers[i - 1] = (label != null && !label.trim().isEmpty())
+                ? Utils.toTitleCase(label.trim())
+                : Utils.toTitleCase(rsmd.getColumnName(i));
+        }
+        return headers;
+    }
+    
+    public void closePool() {
+        if (pool != null) {
+            pool.close();
+            logger.info("Connection pool closed.");
+        }
+    }
+} 
@@ -0,0 +1,193 @@
+package com.minicircuits;
+
+import com.minicircuits.formatter.*;
+import java.io.*;
+import java.util.Properties;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+import java.util.regex.Pattern;
+import com.ibm.as400.access.ConnectionPoolException;
+import javax.servlet.*;
+import javax.servlet.http.*;
+
+public class FetchAPI extends HttpServlet {
+
+  private static final Logger logger = Logger.getLogger(FetchAPI.class.getName());
+
+  private static final Pattern DANGEROUS_SQL = Pattern.compile(
+      "\\b(TRUNCATE|DROP\\s+(TABLE|VIEW|INDEX|SCHEMA|FUNCTION|PROCEDURE|TRIGGER|SEQUENCE|ALIAS|TYPE|VARIABLE|PACKAGE)|DELETE\\s+FROM|ALTER|GRANT|REVOKE|RENAME)\\b",
+      Pattern.CASE_INSENSITIVE | Pattern.DOTALL
+  );
+
+  private DatabaseManager dbManager;
+  private AuthenticationService authService;
+  private Properties configProps;
+  private Properties APITokens;
+  private ErrorFormatter errorFormatter;
+  private SuccessFormatter successFormatter;
+
+  @Override
+  public void init() throws ServletException {
+    System.setProperty(
+      "org.apache.logging.log4j.simplelog.StatusLogger.level",
+      "OFF"
+    );
+    try {
+      configProps = loadProperties("/etc/misc/configs/FetchAPI.properties");
+      APITokens = loadProperties("/etc/misc/configs/APITokens.properties");
+
+      dbManager = new DatabaseManager(configProps);
+      authService = new AuthenticationService(configProps, APITokens);
+      errorFormatter = FormatterFactory.createErrorFormatter();
+      successFormatter = FormatterFactory.createSuccessFormatter();
+
+      logger.info("FetchAPI initialized successfully");
+    } catch (Exception e) {
+      logger.log(Level.SEVERE, "Failed to initialize FetchAPI", e);
+      throw new ServletException(e);
+    }
+  }
+
+  private Properties loadProperties(String propsPath) throws ServletException {
+    Properties props = new Properties();
+    try (FileInputStream in = new FileInputStream(propsPath)) {
+      props.load(in);
+      return props;
+    } catch (IOException e) {
+      throw new ServletException("Failed to load properties file", e);
+    }
+  }
+
+  @Override
+  protected void doGet(
+    HttpServletRequest request,
+    HttpServletResponse response
+  ) throws ServletException, IOException {
+    processRequest(request, response);
+  }
+
+  @Override
+  protected void doPost(
+    HttpServletRequest request,
+    HttpServletResponse response
+  ) throws ServletException, IOException {
+    processRequest(request, response);
+  }
+
+  private String getOutputFormat(HttpServletRequest request) {
+    String format = request.getParameter("format");
+    if (format == null || format.isBlank()) {
+      String acceptHeader = request.getHeader("Accept");
+      if (acceptHeader != null) {
+        if (acceptHeader.contains("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet")) {
+          return "excel";
+        } else if (acceptHeader.contains("text/csv")) {
+          return "csv";
+        } else if (acceptHeader.equals("application/xml") || acceptHeader.equals("text/xml")) {
+          return "xml";
+        } else if (acceptHeader.equals("text/html")) {
+          return "html";
+        }
+      }
+      return "json"; // default
+    }
+    return format.toLowerCase();
+  }
+
+  private void processRequest(
+    HttpServletRequest request,
+    HttpServletResponse response
+  ) throws ServletException, IOException {
+    QueryResult result = null;
+    request.setCharacterEncoding("UTF-8");
+    Utils.addCorsHeaders(response);
+
+    String format = getOutputFormat(request);
+
+    if (!authService.authenticate(request, response)) {
+      errorFormatter.format(
+        response,
+        HttpServletResponse.SC_UNAUTHORIZED,
+        "Not Authorized!",
+        format
+      );
+      return;
+    }
+
+    // Works for both GET query params and POST form data
+    String sqlQuery = request.getParameter("sql");
+    if (!validateQuery(sqlQuery)) {
+      errorFormatter.format(
+        response,
+        HttpServletResponse.SC_BAD_REQUEST,
+        "Invalid or dangerous SQL query",
+        format
+      );
+      return;
+    }
+
+    try {
+      logger.log(Level.INFO, "Executing query: {0}", sqlQuery);
+      result = dbManager.executeQuery(sqlQuery);
+
+      if (result.getResultSet() == null) {
+        // Non-query operation — write directly, no temp file needed
+        successFormatter.format(response, "SQL executed successfully", format);
+        logger.info("Non-query SQL executed successfully");
+      } else {
+        // Query operation — buffer to temp file, then serve
+        BufferedResponseWrapper bufferedResponse = new BufferedResponseWrapper(response);
+        try {
+          ResponseFormatter formatter = FormatterFactory.getFormatter(format, configProps);
+          formatter.format(bufferedResponse, result);
+          bufferedResponse.writeToResponse();
+          logger.info("Query results formatted and served successfully");
+        } catch (IOException | java.sql.SQLException | RuntimeException e) {
+          bufferedResponse.cleanup();
+          throw e;
+        }
+      }
+
+    } catch (IOException | RuntimeException | java.sql.SQLException | ConnectionPoolException e) {
+      logger.log(Level.SEVERE, "Error processing request", e);
+      if (!response.isCommitted()) {
+        errorFormatter.format(
+          response,
+          HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
+          "An internal error occurred while processing your request",
+          format
+        );
+      }
+    } finally {
+      if (result != null) {
+        try {
+          result.close();
+          logger.info("Result closed");
+        } catch (Exception e) {
+          logger.log(Level.WARNING, "Error closing database resources", e);
+        }
+      }
+    }
+  }
+
+  private boolean validateQuery(String sqlQuery) {
+    if (sqlQuery == null || sqlQuery.isBlank()) {
+      return false;
+    }
+    // Strip comments and string literals so they can't hide keywords
+    String stripped = sqlQuery
+        .replaceAll("(?s)/\\*.*?\\*/", " ")   // block comments
+        .replaceAll("--[^\n]*", " ")            // line comments
+        .replaceAll("'[^']*'", "''");           // string literals
+
+    return !DANGEROUS_SQL.matcher(stripped).find();
+  }
+
+  @Override
+  public void destroy() {
+    if (dbManager != null) {
+      dbManager.closePool();
+      logger.info("Database connection pool closed.");
+    }
+  }
+}
@@ -0,0 +1,63 @@
+package com.minicircuits;
+
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.ResultSetMetaData;
+import java.sql.SQLException;
+
+public class QueryResult implements AutoCloseable {
+
+    public final ResultSet resultSet;
+    public final String[] headers;
+    public final ResultSetMetaData metadata;
+    public final Connection connection;
+    public final PreparedStatement statement;
+
+    public QueryResult(
+        Connection conn,
+        PreparedStatement stmt,
+        ResultSet rs,
+        String[] headers,
+        ResultSetMetaData metadata
+    ) {
+        this.connection = conn;
+        this.statement = stmt;
+        this.resultSet = rs;
+        this.headers = headers;
+        this.metadata = metadata;
+    }
+
+    public ResultSet getResultSet() {
+        return resultSet;
+    }
+    
+    public String[] getHeaders() {
+        return headers;
+    }
+    
+    public ResultSetMetaData getMetadata() {
+        return metadata;
+    }
+    
+    public Connection getConnection() {
+        return connection;
+    }
+    
+    public PreparedStatement getStatement() {
+        return statement;
+    }
+
+    @Override
+    public void close() throws Exception {
+        try {
+            if (resultSet != null) resultSet.close();
+        } finally {
+            try {
+                if (statement != null) statement.close();
+            } finally {
+                if (connection != null) connection.close();
+            }
+        }
+    }
+} 
@@ -0,0 +1,127 @@
+package com.minicircuits;
+
+import java.sql.ResultSetMetaData;
+import java.sql.SQLException;
+import java.sql.Types;
+import java.util.Map;
+import java.util.Properties;
+import java.util.concurrent.ConcurrentHashMap;
+import org.apache.poi.ss.usermodel.*;
+
+public class StyleManager {
+    private final Map<String, CellStyle> styleCache = new ConcurrentHashMap<>();
+    private final Properties configProps;
+    
+    public StyleManager(Properties configProps) {
+        this.configProps = configProps;
+    }
+    
+    public CellStyle createHeaderStyle(Workbook workbook) {
+        CellStyle headerStyle = workbook.createCellStyle();
+        headerStyle.setFillForegroundColor(IndexedColors.ROYAL_BLUE.getIndex());
+        headerStyle.setFillPattern(FillPatternType.SOLID_FOREGROUND);
+        headerStyle.setWrapText(true);
+
+        Font headerFont = workbook.createFont();
+        headerFont.setColor(IndexedColors.WHITE.getIndex());
+        headerFont.setBold(true);
+        headerStyle.setFont(headerFont);
+
+        return headerStyle;
+    }
+    
+    public CellStyle getCellStyle(String styleType, Workbook workbook) {
+        return styleCache.computeIfAbsent(styleType, type -> createCellStyle(type, workbook));
+    }
+    
+    private CellStyle createCellStyle(String styleType, Workbook workbook) {
+        CellStyle style = workbook.createCellStyle();
+        
+        // Set alignment
+        String alignmentProp = configProps.getProperty("style." + styleType + ".alignment", "LEFT");
+        HorizontalAlignment alignment = HorizontalAlignment.valueOf(alignmentProp);
+        style.setAlignment(alignment);
+        
+        // Set format if exists
+        String format = configProps.getProperty("style." + styleType + ".format");
+        if (format != null) {
+            DataFormat dataFormat = workbook.createDataFormat();
+            style.setDataFormat(dataFormat.getFormat(format));
+        }
+        
+        return style;
+    }
+    
+    public void setColumnStyles(Sheet sheet, ResultSetMetaData metadata) throws SQLException {
+        for (int i = 1; i <= metadata.getColumnCount(); i++) {
+            int sqlType = metadata.getColumnType(i);
+            int scale = metadata.getScale(i);
+
+            String styleType = determineStyleType(sqlType, scale);
+            CellStyle style = getCellStyle(styleType, sheet.getWorkbook());
+            sheet.setDefaultColumnStyle(i - 1, style);
+        }
+    }
+    
+    public String determineStyleType(int sqlType, int scale) throws SQLException {
+        switch (sqlType) {
+            case Types.CHAR:
+            case Types.VARCHAR:
+            case Types.LONGVARCHAR:
+                return "text";
+                
+            case Types.DECIMAL:
+            case Types.NUMERIC:
+                return scale > 0 ? "number" : "integer";
+                
+            case Types.DOUBLE:
+            case Types.FLOAT:
+            case Types.REAL:
+                return "number";  // Always decimal for floating point types
+                
+            case Types.BIGINT:
+            case Types.INTEGER:
+            case Types.SMALLINT:
+            case Types.TINYINT:
+                return "integer";
+                
+            case Types.DATE:
+                return "date";
+                
+            case Types.TIMESTAMP:
+                return "timestamp";
+                
+            default:
+                return "text";
+        }
+    }
+    
+    public void setOptimalColumnWidths(Sheet sheet, String[] headers, ResultSetMetaData metadata) throws SQLException {
+        for (int i = 0; i < headers.length; i++) {
+            int columnWidth = metadata.getColumnDisplaySize(i + 1);
+            int excelWidth = getOptimalColumnLength(headers[i], columnWidth);
+            sheet.setColumnWidth(i, excelWidth);
+        }
+    }
+    
+    private int getOptimalColumnLength(String header, int dataLength) {
+        final int DEFAULT_MAX = Integer.parseInt(
+            configProps.getProperty("excel.column.max.width", "40")
+        );
+        final int DEFAULT_MIN = Integer.parseInt(
+            configProps.getProperty("excel.column.min.width", "10")
+        );
+        int maxLength = 0;
+
+        for (String word : header.split("\\s+")) {
+            maxLength = Math.max(maxLength, word.length());
+        }
+        maxLength = Math.max(maxLength, dataLength);
+        maxLength = Math.max(DEFAULT_MIN, Math.min(maxLength, DEFAULT_MAX));
+        return maxLength * 256;
+    }
+    
+    public void clearCache() {
+        styleCache.clear();
+    }
+} 
@@ -0,0 +1,178 @@
+package com.minicircuits;
+
+import java.nio.charset.StandardCharsets;
+import java.sql.Types;
+import java.util.Base64;
+import javax.servlet.http.HttpServletResponse;
+
+public class Utils {
+    
+    public static String toTitleCase(String input) {
+        if (input == null || input.isEmpty()) {
+            return input;
+        }
+
+        String[] words = (input.replaceAll("\\s+", " ").trim()).split("[ _]");
+        StringBuilder result = new StringBuilder();
+
+        for (String word : words) {
+            if (!word.isEmpty()) {
+                result
+                    .append(Character.toUpperCase(word.charAt(0)))
+                    .append(word.substring(1).toLowerCase())
+                    .append(" ");
+            }
+        }
+        return result.toString().trim();
+    }
+    
+    public static String rightTrim(String s) {
+        int i = s.length() - 1;
+        while (i >= 0 && Character.isWhitespace(s.charAt(i))) {
+            i--;
+        }
+        return s.substring(0, i + 1);
+    }
+    
+    public static String decodeBase64(String encodedString) {
+        return new String(
+            Base64.getDecoder().decode(encodedString),
+            StandardCharsets.UTF_8
+        );
+    }
+    
+    public static String escapeHtml(String input) {
+        if (input == null) return "";
+        return input
+            .replace("&", "&amp;")
+            .replace("<", "&lt;")
+            .replace(">", "&gt;")
+            .replace("\"", "&quot;")
+            .replace("'", "&#39;");
+    }
+
+    public static String escapeXml(String input) {
+        if (input == null) return "";
+        return input
+            .replace("&", "&amp;")
+            .replace("<", "&lt;")
+            .replace(">", "&gt;")
+            .replace("\"", "&quot;")
+            .replace("'", "&apos;");
+    }
+    
+    public static void addCorsHeaders(HttpServletResponse resp) {
+        resp.setHeader("Access-Control-Allow-Origin", "*");
+        resp.setHeader("Access-Control-Allow-Methods", "GET, POST, OPTIONS");
+        resp.setHeader("Access-Control-Allow-Headers", "Content-Type");
+        resp.setHeader("Access-Control-Max-Age", "3600");
+        resp.setHeader("Connection", "close");
+        resp.setHeader("Keep-Alive", "timeout=0, max=0");
+        resp.setHeader("Pragma", "no-cache");
+        resp.setHeader("Cache-Control", "no-cache, no-store, must-revalidate");
+        
+        // Add a unique timestamp to prevent caching
+        resp.setHeader("X-Timestamp", String.valueOf(System.currentTimeMillis()));
+    }
+
+    public static String escapeJson(String s) {
+        if (s == null) return "";
+        StringBuilder sb = new StringBuilder(s.length());
+        for (int i = 0; i < s.length(); i++) {
+            char c = s.charAt(i);
+            switch (c) {
+                case '"':  sb.append("\\\""); break;
+                case '\\': sb.append("\\\\"); break;
+                case '\n': sb.append("\\n");  break;
+                case '\r': sb.append("\\r");  break;
+                case '\t': sb.append("\\t");  break;
+                default:
+                    if (c < 0x20) {
+                        sb.append(String.format("\\u%04x", (int) c));
+                    } else {
+                        sb.append(c);
+                    }
+            }
+        }
+        return sb.toString();
+    }
+
+    /**
+     * "CUSTOMER_NAME" -> "customerName"
+     * "Customer Name" -> "customerName"
+     * "CUSTNAME" -> "custname"
+     */
+    public static String toCamelCase(String input) {
+        if (input == null || input.isBlank())
+            return "";
+
+        String[] parts = input.split("(?<=[a-z])(?=[A-Z])|[_\\s-]+");
+        StringBuilder sb = new StringBuilder();
+
+        for (String part : parts) {
+            if (part.isEmpty())
+                continue;
+
+            String lower = part.toLowerCase();
+            if (sb.length() == 0) {
+                sb.append(lower);
+            } else {
+                sb.append(Character.toUpperCase(lower.charAt(0)))
+                        .append(lower.substring(1));
+            }
+        }
+        return sb.toString();
+    }
+
+    public static boolean isNumericType(int sqlType, String typeName) {
+        return sqlType == Types.BIGINT
+            || sqlType == Types.DECIMAL
+            || sqlType == Types.DOUBLE
+            || sqlType == Types.FLOAT
+            || sqlType == Types.INTEGER
+            || sqlType == Types.NUMERIC
+            || sqlType == Types.REAL
+            || sqlType == Types.SMALLINT
+            || sqlType == Types.TINYINT
+            || (sqlType == Types.OTHER && typeName != null && typeName.equalsIgnoreCase("DECFLOAT"));
+    }
+
+    public static boolean isStringType(int sqlType) {
+        return sqlType == Types.CHAR
+            || sqlType == Types.CLOB
+            || sqlType == Types.DATALINK
+            || sqlType == Types.LONGNVARCHAR
+            || sqlType == Types.LONGVARCHAR
+            || sqlType == Types.NCHAR
+            || sqlType == Types.NCLOB
+            || sqlType == Types.NVARCHAR
+            || sqlType == Types.VARCHAR;
+    }
+
+    public static boolean isBinaryType(int sqlType) {
+        return sqlType == Types.BINARY
+            || sqlType == Types.BIT
+            || sqlType == Types.BLOB
+            || sqlType == Types.LONGVARBINARY
+            || sqlType == Types.VARBINARY;
+    }
+
+    public static boolean isDateTimeType(int sqlType) {
+        return sqlType == Types.DATE
+            || sqlType == Types.TIME
+            || sqlType == Types.TIMESTAMP;
+    }
+
+    public static String sanitizeXmlTag(String tag) {
+        if (tag == null || tag.isEmpty()) {
+            return "_column";
+        }
+
+        char firstChar = tag.charAt(0);
+        if (!Character.isLetter(firstChar) && firstChar != '_') {
+            tag = "_" + tag;
+        }
+
+        return tag.replaceAll("[^a-zA-Z0-9_.-]", "_");
+    }
+} 
@@ -0,0 +1,105 @@
+package com.minicircuits.formatter;
+
+import com.minicircuits.QueryResult;
+import com.minicircuits.Utils;
+import java.io.*;
+import java.nio.charset.StandardCharsets;
+import java.sql.SQLException;
+import java.util.Properties;
+import java.util.logging.Logger;
+import javax.servlet.http.HttpServletResponse;
+
+public class CsvFormatter implements ResponseFormatter {
+    private static final Logger logger = Logger.getLogger(CsvFormatter.class.getName());
+    private final Properties configProps;
+    private static final char DEFAULT_DELIMITER = ',';
+    private static final char DEFAULT_QUOTE = '"';
+    
+    public CsvFormatter(Properties configProps) {
+        this.configProps = configProps;
+    }
+    
+    @Override
+    public void format(HttpServletResponse response, QueryResult result) throws IOException, SQLException {
+        response.setContentType("text/csv");
+        response.setCharacterEncoding("UTF-8");
+        response.setHeader("Content-Disposition", "attachment; filename=data.csv");
+        response.setBufferSize(8192);
+        
+        char delimiter = getDelimiter();
+        
+        try (BufferedWriter writer = new BufferedWriter(
+                new OutputStreamWriter(response.getOutputStream(), StandardCharsets.UTF_8), 8192)) {
+            
+            // Write header row
+            writeRow(writer, result.headers, delimiter);
+            
+            // Cache column types to avoid repeated metadata calls
+            int colCount = result.metadata.getColumnCount();
+            int[] columnTypes = new int[colCount];
+            String[] columnTypeNames = new String[colCount];
+            for (int i = 0; i < colCount; i++) {
+                columnTypes[i] = result.metadata.getColumnType(i + 1);
+                columnTypeNames[i] = result.metadata.getColumnTypeName(i + 1);
+            }
+
+            // Write data rows
+            int rowCount = 0;
+            while (result.resultSet.next()) {
+                String[] rowData = new String[colCount];
+                for (int i = 1; i <= colCount; i++) {
+                    String value = result.resultSet.getString(i);
+                    if (value == null) {
+                        rowData[i-1] = "";
+                    } else if (Utils.isNumericType(columnTypes[i-1], columnTypeNames[i-1])) {
+                        rowData[i-1] = value.trim();
+                    } else {
+                        rowData[i-1] = Utils.rightTrim(value);
+                    }
+                }
+                writeRow(writer, rowData, delimiter);
+                rowCount++;
+
+                // Flush periodically
+                if (rowCount % 1000 == 0) {
+                    writer.flush();
+                }
+            }
+        }
+    }
+    
+    private char getDelimiter() {
+        String delimiterStr = configProps.getProperty("csv.delimiter", ",");
+        return delimiterStr.isEmpty() ? DEFAULT_DELIMITER : delimiterStr.charAt(0);
+    }
+    
+    private void writeRow(BufferedWriter writer, String[] values, char delimiter) throws IOException {
+        for (int i = 0; i < values.length; i++) {
+            if (i > 0) {
+                writer.write(delimiter);
+            }
+            writer.write(escapeField(values[i], delimiter));
+        }
+        writer.write("\r\n");
+    }
+    
+    private String escapeField(String field, char delimiter) {
+        if (field == null) {
+            return "";
+        }
+        
+        // If the field contains delimiter, quotes, or newlines, it needs to be quoted
+        if (field.indexOf(delimiter) >= 0 || field.indexOf(DEFAULT_QUOTE) >= 0 || 
+            field.indexOf('\n') >= 0 || field.indexOf('\r') >= 0) {
+            
+            // Double up any quotes in the field
+            field = field.replace(String.valueOf(DEFAULT_QUOTE), 
+                                 String.valueOf(DEFAULT_QUOTE) + String.valueOf(DEFAULT_QUOTE));
+            
+            // Wrap the field in quotes
+            return DEFAULT_QUOTE + field + DEFAULT_QUOTE;
+        }
+        
+        return field;
+    }
+} 
@@ -0,0 +1,71 @@
+package com.minicircuits.formatter;
+
+import com.minicircuits.Utils;
+import java.io.IOException;
+import java.io.PrintWriter;
+import javax.servlet.http.HttpServletResponse;
+import org.json.JSONObject;
+
+public class ErrorFormatter {
+
+    public void format(HttpServletResponse response, int status, String message, String outputFormat) throws IOException {
+        response.setStatus(status);
+
+        switch (outputFormat) {
+            case "xml":
+                formatXml(response, status, message);
+                break;
+            case "html":
+                formatHtml(response, status, message);
+                break;
+            case "csv":
+                formatCsv(response, status, message);
+                break;
+            default:
+                formatJson(response, status, message);
+                break;
+        }
+    }
+
+    private void formatJson(HttpServletResponse response, int status, String message) throws IOException {
+        response.setContentType("application/json");
+        response.setCharacterEncoding("UTF-8");
+        try (PrintWriter out = response.getWriter()) {
+            JSONObject obj = new JSONObject();
+            obj.put("success", false);
+            obj.put("status", status);
+            obj.put("error", message != null ? message : "Unknown error");
+            out.write(obj.toString());
+        }
+    }
+
+    private void formatXml(HttpServletResponse response, int status, String message) throws IOException {
+        response.setContentType("application/xml");
+        response.setCharacterEncoding("UTF-8");
+        try (PrintWriter out = response.getWriter()) {
+            out.println("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
+            out.println("<error>");
+            out.println("  <success>false</success>");
+            out.println("  <status>" + status + "</status>");
+            out.println("  <message>" + Utils.escapeXml(message) + "</message>");
+            out.println("</error>");
+        }
+    }
+
+    private void formatHtml(HttpServletResponse response, int status, String message) throws IOException {
+        response.setContentType("text/html");
+        response.setCharacterEncoding("UTF-8");
+        try (PrintWriter out = response.getWriter()) {
+            out.println("<h2>Error " + status + ": " + Utils.escapeHtml(message) + "</h2>");
+        }
+    }
+
+    private void formatCsv(HttpServletResponse response, int status, String message) throws IOException {
+        response.setContentType("text/csv");
+        response.setCharacterEncoding("UTF-8");
+        try (PrintWriter out = response.getWriter()) {
+            out.println("success,status,error");
+            out.println("false," + status + ",\"" + (message != null ? message.replace("\"", "\"\"") : "") + "\"");
+        }
+    }
+}
@@ -0,0 +1,135 @@
+package com.minicircuits.formatter;
+
+import com.minicircuits.QueryResult;
+import com.minicircuits.StyleManager;
+import java.io.*;
+import java.sql.ResultSet;
+import java.sql.ResultSetMetaData;
+import java.sql.SQLException;
+import java.util.Properties;
+import java.util.logging.Logger;
+import javax.servlet.http.HttpServletResponse;
+import org.apache.poi.ss.usermodel.*;
+import org.apache.poi.xssf.streaming.SXSSFSheet;
+import org.apache.poi.xssf.streaming.SXSSFWorkbook;
+
+public class ExcelFormatter implements ResponseFormatter {
+    private static final Logger logger = Logger.getLogger(ExcelFormatter.class.getName());
+    private final Properties configProps;
+    private StyleManager styleManager;
+    
+    public ExcelFormatter(Properties configProps) {
+        this.configProps = configProps;
+        this.styleManager = new StyleManager(configProps);
+    }
+    
+    @Override
+    public void format(HttpServletResponse response, QueryResult result) throws IOException, SQLException {
+        logger.info("Starting Excel generation...");
+
+        // Don't set content type and headers until we're ready to write
+        response.reset();
+        response.setBufferSize(32768); // Increase buffer size
+
+        try (SXSSFWorkbook workbook = generateExcelWorkbook(result)) {
+            // Now that we have all data, set response headers
+            response.setContentType(
+                "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"
+            );
+            response.setHeader(
+                "Content-Disposition",
+                "attachment; filename=ExcelExport.xlsx"
+            );
+
+            // Write to response with larger buffer
+            try (
+                BufferedOutputStream out = new BufferedOutputStream(
+                    response.getOutputStream(),
+                    32768
+                )
+            ) {
+                workbook.write(out);
+                out.flush();
+                response.flushBuffer();
+            }
+
+            // Clear the style cache and dispose workbook
+            styleManager.clearCache();
+            workbook.dispose();
+            logger.info("Excel file generated successfully");
+
+        } catch (Exception e) {
+            logger.severe("Error generating Excel: " + e.getMessage());
+            // If error occurs before headers are sent, we can still send error response
+            if (!response.isCommitted()) {
+                response.reset();
+                response.setContentType("text/plain");
+                response
+                    .getWriter()
+                    .println("Error generating Excel: " + e.getMessage());
+            }
+            throw e; // Rethrow to be handled by caller
+        }
+    }
+    
+    private SXSSFWorkbook generateExcelWorkbook(QueryResult result) throws SQLException, IOException {
+        SXSSFWorkbook workbook = new SXSSFWorkbook(100);
+        workbook.setCompressTempFiles(true);
+        Sheet sheet = workbook.createSheet("Data");
+
+        CellStyle headerStyle = styleManager.createHeaderStyle(workbook);
+        createHeaderRow(sheet, result.headers, headerStyle);
+
+        styleManager.setColumnStyles(sheet, result.metadata);
+        styleManager.setOptimalColumnWidths(sheet, result.headers, result.metadata);
+
+        int rowNum = 1;
+        int batchSize = Integer.parseInt(configProps.getProperty("excel.batch.size", "1000"));
+        int currentBatch = 0;
+
+        while (result.resultSet.next()) {
+            Row row = sheet.createRow(rowNum++);
+            populateDataRow(row, result.resultSet, result.metadata);
+
+            currentBatch++;
+            if (currentBatch >= batchSize) {
+                ((SXSSFSheet) sheet).flushRows(batchSize);
+                currentBatch = 0;
+            }
+        }
+
+        return workbook;
+    }
+    
+    private void createHeaderRow(Sheet sheet, String[] headers, CellStyle headerStyle) {
+        Row headerRow = sheet.createRow(0);
+        for (int i = 0; i < headers.length; i++) {
+            Cell cell = headerRow.createCell(i);
+            cell.setCellValue(headers[i]);
+            cell.setCellStyle(headerStyle);
+        }
+    }
+    
+    private void populateDataRow(Row row, ResultSet rs, ResultSetMetaData metadata) throws SQLException {
+        for (int i = 1; i <= metadata.getColumnCount(); i++) {
+            Cell cell = row.createCell(i-1);
+            Object value = rs.getObject(i);
+            
+            if (value == null) {
+                continue;
+            }
+
+            if (value instanceof Number) {
+                cell.setCellValue(((Number) value).doubleValue());
+            } else if (value instanceof java.sql.Date) {
+                cell.setCellValue((java.sql.Date) value);
+            } else if (value instanceof java.sql.Timestamp) {
+                cell.setCellValue((java.sql.Timestamp) value);
+            } else if (value instanceof Boolean) {
+                cell.setCellValue((Boolean) value);
+            } else {
+                cell.setCellValue(value instanceof String ? ((String)value).trim() : value.toString());
+            }
+        }
+    }
+} 
@@ -0,0 +1,31 @@
+package com.minicircuits.formatter;
+
+import java.util.Properties;
+
+public class FormatterFactory {
+
+    public static ResponseFormatter getFormatter(String format, Properties configProps) {
+        if ("excel".equalsIgnoreCase(format)) {
+            return new ExcelFormatter(configProps);
+        } else if ("html".equalsIgnoreCase(format)) {
+            return new HtmlFormatter(configProps);
+        } else if ("csv".equalsIgnoreCase(format)) {
+            return new CsvFormatter(configProps);
+        } else if ("xml".equalsIgnoreCase(format)) {
+            return new XmlFormatter(configProps);
+        } else if ("rest".equalsIgnoreCase(format)) {
+            return new RestFormatter(configProps);
+        } else {
+            // Default to JSON
+            return new JsonFormatter(configProps);
+        }
+    }
+
+    public static ErrorFormatter createErrorFormatter() {
+        return new ErrorFormatter();
+    }
+
+    public static SuccessFormatter createSuccessFormatter() {
+        return new SuccessFormatter();
+    }
+}
@@ -0,0 +1,107 @@
+package com.minicircuits.formatter;
+
+import com.minicircuits.QueryResult;
+import com.minicircuits.Utils;
+import java.io.*;
+import java.sql.SQLException;
+import java.util.Properties;
+import java.util.logging.Logger;
+import javax.servlet.http.HttpServletResponse;
+
+public class HtmlFormatter implements ResponseFormatter {
+    private static final Logger logger = Logger.getLogger(HtmlFormatter.class.getName());
+    private final Properties configProps;
+    
+    public HtmlFormatter(Properties configProps) {
+        this.configProps = configProps;
+    }
+    
+    @Override
+    public void format(HttpServletResponse response, QueryResult result) throws IOException, SQLException {
+        response.setContentType("text/html");
+        response.setCharacterEncoding("UTF-8");
+
+        try (PrintWriter out = response.getWriter()) {
+            writeHtmlStyles(out);
+            out.println("<div class='table-container'>");
+            out.println("<table class='data-table'>");
+            writeHtmlHeaders(out, result.headers);
+            writeHtmlBody(out, result);
+            out.println("</tbody></table>");
+            out.println("</div>");
+        }
+    }
+
+    private void writeHtmlStyles(PrintWriter out) {
+        out.println("<style>");
+        out.println(
+            ".table-container { display: flex; justify-content: center; max-width: 98vw; margin: 20px auto; }"
+        );
+        out.println(
+            ".data-table { border-collapse: separate; border-spacing: 0; width: 100%; font-family: Arial, sans-serif; border-radius: 10px; overflow: hidden; }"
+        );
+        out.println(
+            ".data-table th { background-color: #4f4cef; color: white; font-weight: bold; padding: 12px 8px; text-align: center; }"
+        );
+        out.println(
+            ".data-table td { padding: 8px; border-bottom: 1px solid #eee; }"
+        );
+        out.println(
+            ".data-table tr:nth-child(even) { background-color: #f8f8ff; }"
+        );
+        out.println(".data-table tr:nth-child(odd) { background-color: #ffffff; }");
+        out.println(".data-table tr:hover { background-color: #f0f0ff; }");
+        out.println(".data-table tr:last-child td { border-bottom: none; }");
+        out.println(".data-table th:first-child { border-top-left-radius: 10px; }");
+        out.println(".data-table th:last-child { border-top-right-radius: 10px; }");
+        out.println(
+            ".data-table tr:last-child td:first-child { border-bottom-left-radius: 10px; }"
+        );
+        out.println(
+            ".data-table tr:last-child td:last-child { border-bottom-right-radius: 10px; }"
+        );
+        out.println("</style>");
+    }
+
+    private void writeHtmlHeaders(PrintWriter out, String[] headers) {
+        out.println("<thead><tr>");
+        for (String header : headers) {
+            out.println("<th>" + Utils.escapeHtml(header) + "</th>");
+        }
+        out.println("</tr></thead><tbody>");
+    }
+
+    private int writeHtmlBody(PrintWriter out, QueryResult result) throws SQLException {
+        int batchSize = Integer.parseInt(
+            configProps.getProperty("html.batch.size", "1000")
+        );
+        int currentBatch = 0;
+        int rowCount = 0;
+        int colCount = result.metadata.getColumnCount();
+
+        while (result.resultSet.next()) {
+            out.println("<tr>");
+            for (int i = 1; i <= colCount; i++) {
+                String value = result.resultSet.getString(i);
+                int columnType = result.metadata.getColumnType(i);
+                String columnTypeName = result.metadata.getColumnTypeName(i);
+
+                if (Utils.isNumericType(columnType, columnTypeName)) {
+                    out.print("<td style=\"text-align:right\">");
+                } else {
+                    out.print("<td>");
+                }
+                out.print(Utils.escapeHtml(value != null ? Utils.rightTrim(value) : ""));
+                out.println("</td>");
+            }
+            out.println("</tr>");
+            rowCount++;
+
+            if (++currentBatch >= batchSize) {
+                out.flush();
+                currentBatch = 0;
+            }
+        }
+        return rowCount;
+    }
+} 
@@ -0,0 +1,88 @@
+package com.minicircuits.formatter;
+
+import com.minicircuits.QueryResult;
+import com.minicircuits.Utils;
+import java.io.*;
+import java.nio.charset.StandardCharsets;
+import java.sql.SQLException;
+import java.sql.Types;
+import java.util.Properties;
+import javax.servlet.http.HttpServletResponse;
+
+public class JsonFormatter implements ResponseFormatter {
+
+    public JsonFormatter(Properties configProps) {
+        // configProps not needed by this formatter
+    }
+
+    @Override
+    public void format(HttpServletResponse response, QueryResult result) throws IOException, SQLException {
+        response.setContentType("application/json");
+        response.setCharacterEncoding("UTF-8");
+        response.setBufferSize(8192);
+
+        try (BufferedOutputStream bos = new BufferedOutputStream(response.getOutputStream(), 8192);
+             OutputStreamWriter osw = new OutputStreamWriter(bos, StandardCharsets.UTF_8)) {
+
+            int colCount = result.metadata.getColumnCount();
+            osw.write("[");
+            boolean firstRow = true;
+            int rowCount = 0;
+
+            while (result.resultSet.next()) {
+                if (!firstRow) {
+                    osw.write(",");
+                }
+                firstRow = false;
+
+                osw.write("{");
+                for (int i = 1; i <= colCount; i++) {
+                    if (i > 1) osw.write(",");
+                    String columnName = result.metadata.getColumnName(i);
+                    String value = result.resultSet.getString(i);
+
+                    int columnType = result.metadata.getColumnType(i);
+                    String columnTypeName = result.metadata.getColumnTypeName(i);
+
+                    osw.write("\"");
+                    osw.write(Utils.escapeJson(columnName));
+                    osw.write("\":");
+                    if (value == null) {
+                        osw.write("null");
+                    } else if (Utils.isNumericType(columnType, columnTypeName)) {
+                        try {
+                            String trimmed = value.trim();
+                            if (columnType == Types.FLOAT
+                                    || columnType == Types.DOUBLE
+                                    || columnType == Types.REAL
+                                    || result.metadata.getScale(i) > 0) {
+                                osw.write(String.valueOf(Double.parseDouble(trimmed)));
+                            } else {
+                                osw.write(String.valueOf(Long.parseLong(trimmed)));
+                            }
+                        } catch (NumberFormatException e) {
+                            osw.write("\"");
+                            osw.write(Utils.escapeJson(Utils.rightTrim(value)));
+                            osw.write("\"");
+                        }
+                    } else if (columnType == Types.BOOLEAN) {
+                        osw.write(String.valueOf(result.resultSet.getBoolean(i)));
+                    } else {
+                        osw.write("\"");
+                        osw.write(Utils.escapeJson(Utils.rightTrim(value)));
+                        osw.write("\"");
+                    }
+                }
+                osw.write("}");
+                rowCount++;
+
+                if (rowCount % 1000 == 0) {
+                    osw.flush();
+                }
+            }
+
+            osw.write("]");
+            osw.flush();
+        }
+    }
+}
@@ -0,0 +1,10 @@
+package com.minicircuits.formatter;
+
+import com.minicircuits.QueryResult;
+import java.io.IOException;
+import java.sql.SQLException;
+import javax.servlet.http.HttpServletResponse;
+
+public interface ResponseFormatter {
+    void format(HttpServletResponse response, QueryResult result) throws IOException, SQLException;
+} 
@@ -0,0 +1,156 @@
+package com.minicircuits.formatter;
+
+import com.minicircuits.QueryResult;
+import com.minicircuits.Utils;
+import java.io.*;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.sql.SQLException;
+import java.sql.Timestamp;
+import java.sql.Types;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Properties;
+import javax.servlet.http.HttpServletResponse;
+
+public class RestFormatter implements ResponseFormatter {
+
+    public RestFormatter(Properties configProps) {
+        // configProps not needed by this formatter
+    }
+
+    @Override
+    public void format(HttpServletResponse response, QueryResult result) throws IOException, SQLException {
+        response.setContentType("application/json");
+        response.setCharacterEncoding("UTF-8");
+        response.setBufferSize(8192);
+
+        // Phase 1: Write data array to a temp file
+        Path dataTempFile = Files.createTempFile("fetchapi_data_", ".tmp");
+        int rowCount = 0;
+
+        try {
+            try (BufferedOutputStream dataBos = new BufferedOutputStream(new FileOutputStream(dataTempFile.toFile()), 8192);
+                 OutputStreamWriter dataWriter = new OutputStreamWriter(dataBos, StandardCharsets.UTF_8)) {
+
+                int colCount = result.metadata.getColumnCount();
+                String[] keys = resolveColumnKeys(result);
+
+                dataWriter.write("[");
+
+                while (result.resultSet.next()) {
+                    if (rowCount > 0) {
+                        dataWriter.write(",");
+                    }
+
+                    dataWriter.write("{");
+                    for (int i = 1; i <= colCount; i++) {
+                        if (i > 1) dataWriter.write(",");
+
+                        String value = result.resultSet.getString(i);
+                        int columnType = result.metadata.getColumnType(i);
+                        String columnTypeName = result.metadata.getColumnTypeName(i);
+
+                        dataWriter.write("\"");
+                        dataWriter.write(Utils.escapeJson(keys[i - 1]));
+                        dataWriter.write("\":");
+
+                        if (value == null) {
+                            dataWriter.write("null");
+                        } else if (Utils.isNumericType(columnType, columnTypeName)) {
+                            try {
+                                String trimmed = value.trim();
+                                if (columnType == Types.FLOAT
+                                        || columnType == Types.DOUBLE
+                                        || columnType == Types.REAL
+                                        || result.metadata.getScale(i) > 0) {
+                                    dataWriter.write(String.valueOf(Double.parseDouble(trimmed)));
+                                } else {
+                                    dataWriter.write(String.valueOf(Long.parseLong(trimmed)));
+                                }
+                            } catch (NumberFormatException e) {
+                                dataWriter.write("\"");
+                                dataWriter.write(Utils.escapeJson(Utils.rightTrim(value)));
+                                dataWriter.write("\"");
+                            }
+                        } else if (columnType == Types.BOOLEAN) {
+                            dataWriter.write(String.valueOf(result.resultSet.getBoolean(i)));
+                        } else {
+                            dataWriter.write("\"");
+                            dataWriter.write(Utils.escapeJson(Utils.rightTrim(value)));
+                            dataWriter.write("\"");
+                        }
+                    }
+                    dataWriter.write("}");
+                    rowCount++;
+                }
+
+                dataWriter.write("]");
+            }
+
+            // Phase 2: Write final envelope with records BEFORE data
+            try (BufferedOutputStream bos = new BufferedOutputStream(response.getOutputStream(), 8192);
+                 OutputStreamWriter osw = new OutputStreamWriter(bos, StandardCharsets.UTF_8)) {
+
+                osw.write("{\"success\":true,\"currentTimestamp\":\"");
+                osw.write(new Timestamp(System.currentTimeMillis()).toString());
+                osw.write("\",\"records\":");
+                osw.write(Integer.toString(rowCount));
+                osw.write(",\"data\":");
+                osw.flush();
+
+                // Copy data temp file to response
+                try (InputStream dataIn = new BufferedInputStream(new FileInputStream(dataTempFile.toFile()), 8192)) {
+                    byte[] buffer = new byte[8192];
+                    int bytesRead;
+                    while ((bytesRead = dataIn.read(buffer)) != -1) {
+                        bos.write(buffer, 0, bytesRead);
+                    }
+                }
+
+                // Close the envelope - write directly to bos since we bypassed osw for the copy
+                bos.write("}".getBytes(StandardCharsets.UTF_8));
+                bos.flush();
+            }
+
+        } finally {
+            Files.deleteIfExists(dataTempFile);
+        }
+    }
+
+    /**
+     * Resolves all column keys, camelCasing them and appending a numeric
+     * suffix to duplicates: customerName, customerName2, customerName3, etc.
+     */
+    private String[] resolveColumnKeys(QueryResult result) throws SQLException {
+        int colCount = result.metadata.getColumnCount();
+        String[] keys = new String[colCount];
+        Map<String, Integer> seen = new HashMap<>();
+
+        for (int i = 1; i <= colCount; i++) {
+            String columnName = result.metadata.getColumnName(i);
+            String columnLabel = result.metadata.getColumnLabel(i);
+
+            String key = resolveColumnKey(columnName, columnLabel);
+            int count = seen.getOrDefault(key, 0) + 1;
+            seen.put(key, count);
+
+            keys[i - 1] = count == 1 ? key : key + count;
+        }
+        return keys;
+    }
+
+    /**
+     * If column label exists camelCase it, else column name
+     */
+    private String resolveColumnKey(String columnName, String columnLabel) {
+        String source;
+        if (columnLabel != null && !columnLabel.trim().isEmpty()) {
+            source = columnLabel.trim();
+        } else {
+            source = columnName.trim();
+        }
+        return Utils.toCamelCase(source);
+    }
+}
@@ -0,0 +1,67 @@
+package com.minicircuits.formatter;
+
+import com.minicircuits.Utils;
+import java.io.IOException;
+import java.io.PrintWriter;
+import javax.servlet.http.HttpServletResponse;
+import org.json.JSONObject;
+
+public class SuccessFormatter {
+
+    public void format(HttpServletResponse response, String message, String outputFormat) throws IOException {
+        switch (outputFormat) {
+            case "xml":
+                formatXml(response, message);
+                break;
+            case "html":
+                formatHtml(response, message);
+                break;
+            case "csv":
+                formatCsv(response, message);
+                break;
+            default:
+                formatJson(response, message);
+                break;
+        }
+    }
+
+    private void formatJson(HttpServletResponse response, String message) throws IOException {
+        response.setContentType("application/json");
+        response.setCharacterEncoding("UTF-8");
+        try (PrintWriter out = response.getWriter()) {
+            JSONObject obj = new JSONObject();
+            obj.put("success", true);
+            obj.put("message", message != null ? message : "SQL executed successfully");
+            out.write(obj.toString());
+        }
+    }
+
+    private void formatXml(HttpServletResponse response, String message) throws IOException {
+        response.setContentType("application/xml");
+        response.setCharacterEncoding("UTF-8");
+        try (PrintWriter out = response.getWriter()) {
+            out.println("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
+            out.println("<result>");
+            out.println("  <success>true</success>");
+            out.println("  <message>" + Utils.escapeXml(message) + "</message>");
+            out.println("</result>");
+        }
+    }
+
+    private void formatHtml(HttpServletResponse response, String message) throws IOException {
+        response.setContentType("text/html");
+        response.setCharacterEncoding("UTF-8");
+        try (PrintWriter out = response.getWriter()) {
+            out.println("<h2>Success: " + Utils.escapeHtml(message) + "</h2>");
+        }
+    }
+
+    private void formatCsv(HttpServletResponse response, String message) throws IOException {
+        response.setContentType("text/csv");
+        response.setCharacterEncoding("UTF-8");
+        try (PrintWriter out = response.getWriter()) {
+            out.println("success,message");
+            out.println("true,\"" + (message != null ? message.replace("\"", "\"\"") : "") + "\"");
+        }
+    }
+}
@@ -0,0 +1,86 @@
+package com.minicircuits.formatter;
+
+import com.minicircuits.QueryResult;
+import com.minicircuits.Utils;
+import java.io.*;
+import java.sql.SQLException;
+import java.util.Properties;
+import java.util.logging.Logger;
+import javax.servlet.http.HttpServletResponse;
+import javax.xml.stream.XMLOutputFactory;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamWriter;
+
+public class XmlFormatter implements ResponseFormatter {
+    private static final Logger logger = Logger.getLogger(XmlFormatter.class.getName());
+
+    public XmlFormatter(Properties configProps) {
+        // configProps not needed by this formatter
+    }
+
+    @Override
+    public void format(HttpServletResponse response, QueryResult result) throws IOException, SQLException {
+        response.setContentType("application/xml");
+        response.setCharacterEncoding("UTF-8");
+        response.setBufferSize(8192);
+
+        try {
+            // Create XML stream writer
+            XMLOutputFactory factory = XMLOutputFactory.newInstance();
+            XMLStreamWriter writer = factory.createXMLStreamWriter(
+                response.getOutputStream(), "UTF-8");
+
+            // Start document
+            writer.writeStartDocument("UTF-8", "1.0");
+            writer.writeStartElement("data");
+
+            // Write data rows
+            int rowCount = 0;
+            while (result.resultSet.next()) {
+                writer.writeStartElement("row");
+
+                for (int i = 1; i <= result.metadata.getColumnCount(); i++) {
+                    String columnName = Utils.sanitizeXmlTag(result.metadata.getColumnName(i));
+                    String value = result.resultSet.getString(i);
+
+                    int columnType = result.metadata.getColumnType(i);
+                    String columnTypeName = result.metadata.getColumnTypeName(i);
+
+                    writer.writeStartElement(columnName);
+                    if (Utils.isNumericType(columnType, columnTypeName)) {
+                        writer.writeAttribute("type", "numeric");
+                    } else if (Utils.isDateTimeType(columnType)) {
+                        writer.writeAttribute("type", "datetime");
+                    } else if (Utils.isBinaryType(columnType)) {
+                        writer.writeAttribute("type", "binary");
+                    } else if (columnType == java.sql.Types.BOOLEAN) {
+                        writer.writeAttribute("type", "boolean");
+                    } else {
+                        writer.writeAttribute("type", "string");
+                    }
+                    if (value != null) {
+                        writer.writeCharacters(Utils.rightTrim(value));
+                    }
+                    writer.writeEndElement(); // column
+                }
+
+                writer.writeEndElement(); // row
+
+                // Flush periodically
+                if (++rowCount % 1000 == 0) {
+                    writer.flush();
+                }
+            }
+
+            // End document
+            writer.writeEndElement(); // data
+            writer.writeEndDocument();
+            writer.flush();
+            writer.close();
+
+        } catch (XMLStreamException e) {
+            logger.severe("Error generating XML: " + e.getMessage());
+            throw new IOException("Error generating XML", e);
+        }
+    }
+}
@@ -0,0 +1,31 @@
+<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee 
+                             http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"
+         version="3.1">
+         <filter>
+    <filter-name>EncodingFilter</filter-name>
+        <filter-class>com.minicircuits.CharacterEncodingFilter</filter-class>
+    <init-param>
+        <param-name>encoding</param-name>
+        <param-value>UTF-8</param-value>
+    </init-param>
+    <init-param>
+        <param-name>forceEncoding</param-name>
+        <param-value>true</param-value>
+    </init-param>
+    </filter>
+    <filter-mapping>
+        <filter-name>EncodingFilter</filter-name>
+        <url-pattern>/*</url-pattern>
+    </filter-mapping>
+    <servlet>
+        <servlet-name>FetchAPIServlet</servlet-name>
+        <servlet-class>com.minicircuits.FetchAPI</servlet-class>
+        <load-on-startup>1</load-on-startup>
+    </servlet>
+    <servlet-mapping>
+        <servlet-name>FetchAPIServlet</servlet-name>
+        <url-pattern>/FetchAPIServlet</url-pattern>
+    </servlet-mapping>
+</web-app>