Jetty HTTP

import org.eclipse.jetty.http.*;
import org.eclipse.jetty.http.pathmap.*;
import org.eclipse.jetty.http.compression.*;
import org.eclipse.jetty.http.content.*;

import org.eclipse.jetty.http.*;

// Create and manipulate HTTP headers
MutableHttpFields headers = new MutableHttpFields();
headers.put(HttpHeader.CONTENT_TYPE, "application/json");
headers.put(HttpHeader.CACHE_CONTROL, "no-cache");

// Parse HTTP method and status
HttpMethod method = HttpMethod.fromString("POST");
int statusCode = HttpStatus.OK_200;

// Handle URIs
HttpURI uri = HttpURI.from("https://example.com/api/users?id=123");
String host = uri.getHost(); // "example.com"
String path = uri.getPath(); // "/api/users"
String query = uri.getQuery(); // "id=123"

// Parse cookies
MutableHttpFields cookieHeaders = new MutableHttpFields();
cookieHeaders.add(HttpHeader.COOKIE, "session=abc123; user=john");
CookieCutter parser = new CookieCutter();
parser.parseFields(cookieHeaders);

// Header field creation and manipulation
HttpField field = new HttpField(HttpHeader.CONTENT_TYPE, "application/json");
MutableHttpFields fields = new MutableHttpFields();
HttpField result = fields.put(HttpHeader.CACHE_CONTROL, "no-cache");

// Header collections interface
interface HttpFields extends Iterable<HttpField> {
    int size();
    HttpField getField(String name);
    String get(HttpHeader header);
    boolean contains(String name, String value);
    Stream<HttpField> stream();
}

// HTTP methods enumeration
enum HttpMethod {
    GET, POST, PUT, DELETE, HEAD, OPTIONS, TRACE, PATCH, CONNECT;
    
    boolean isSafe();
    boolean isIdempotent();
    ByteBuffer asBuffer();
    static HttpMethod fromString(String method);
}

// HTTP status codes and utilities
class HttpStatus {
    static final int OK_200 = 200;
    static final int NOT_FOUND_404 = 404;
    static final int INTERNAL_SERVER_ERROR_500 = 500;
    
    static String getMessage(int code);
    static boolean isInformational(int code);
    static boolean hasNoBody(int status);
}

// URI interface and factories
interface HttpURI {
    String getScheme();
    String getHost();
    int getPort();
    String getPath();
    String getQuery();
    boolean isAbsolute();
    
    static HttpURI.Immutable from(String uri);
    static HttpURI.Mutable build(String uri);
}

// URI compliance validation
class UriCompliance {
    static final UriCompliance DEFAULT;
    static final UriCompliance LEGACY;
    boolean allows(Violation violation);
}

// HTTP parsing
class HttpParser {
    HttpParser(RequestHandler requestHandler);
    HttpParser(ResponseHandler responseHandler);
    boolean parseNext(ByteBuffer buffer);
    boolean isComplete();
    void reset();
}

// HTTP generation
class HttpGenerator {
    Result generateResponse(MetaData.Response info, boolean head, 
                          ByteBuffer header, ByteBuffer chunk, 
                          ByteBuffer content, boolean last);
    boolean isEnd();
    void reset();
}

// Cookie interface
interface HttpCookie {
    String getName();
    String getValue();
    String getDomain();
    String getPath();
    boolean isSecure();
    boolean isHttpOnly();
    SameSite getSameSite();
    
    static HttpCookie from(String name, String value);
}

// Cookie parsing
interface CookieParser {
    void parseField(HttpField field);
    void parseFields(HttpFields fields);
}

// Multi-part content processing
class MultiPart {
    String getBoundary();
    List<Part> getParts();
    Part getPart(String name);
    
    interface Part {
        String getName();
        String getFileName();
        HttpFields getHeaders();
        Content.Source getContentSource();
    }
}

// Form data processing
class MultiPartFormData {
    CompletableFuture<Parts> parse(Content.Source source);
    Parts from(Content.Source source);
}

// Content interface
interface HttpContent {
    HttpField getContentType();
    HttpField getContentLength();
    HttpField getLastModified();
    HttpField getETag();
    ByteBuffer getByteBuffer();
    void release();
    
    interface Factory {
        HttpContent getContent(String path);
    }
}

// Content factories
class ResourceHttpContentFactory implements HttpContent.Factory;
class CachingHttpContentFactory implements HttpContent.Factory;
class VirtualHttpContentFactory implements HttpContent.Factory;

// Path specification interface
interface PathSpec extends Comparable<PathSpec> {
    String getDeclaration();
    boolean matches(String path);
    MatchedPath matched(String path);
    String getPathInfo(String path);
}

// Path mappings collection
class PathMappings<E> extends AbstractMap<PathSpec, E> {
    MappedResource<E> getMatched(String path);
    List<MappedResource<E>> getMatches(String path);
    boolean put(PathSpec pathSpec, E resource);
}

// Servlet-style path specifications
class ServletPathSpec extends AbstractPathSpec {
    ServletPathSpec(String servletPathSpec);
}

// N-bit integer encoding/decoding
class NBitIntegerEncoder {
    static int octetsNeeded(int prefix, long value);
    static void encode(ByteBuffer buffer, int prefix, long value);
}

class NBitIntegerDecoder {
    void setPrefix(int prefix);
    int decodeInt(ByteBuffer buffer);
    long decodeLong(ByteBuffer buffer);
    void reset();
}

// Huffman coding
class Huffman {
    // Huffman encoding/decoding utilities
}

// HTTP version enumeration
enum HttpVersion {
    HTTP_0_9, HTTP_1_0, HTTP_1_1, HTTP_2_0, HTTP_3_0;
    String asString();
    int getVersion();
}

// HTTP scheme enumeration  
enum HttpScheme {
    HTTP, HTTPS, WS, WSS;
    String asString();
    int getDefaultPort();
}

// Metadata for requests and responses
class MetaData implements Iterable<HttpField> {
    HttpURI getHttpURI();
    HttpVersion getHttpVersion();
    HttpFields getHttpFields();
    
    static class Request extends MetaData;
    static class Response extends MetaData;
}

// Compliance violation handling
interface ComplianceViolation {
    interface Listener {
        void onComplianceViolation(Mode mode, ComplianceViolation violation, String details);
    }
    
    enum Mode { COMPLIANCE, LEGACY, CUSTOM }
}

// Content processing interface
interface Content {
    interface Source {
        // Content source for streaming processing
    }
    
    interface Chunk {
        ByteBuffer getByteBuffer();
        boolean isLast();
    }
}

// Exception types
class BadMessageException extends HttpException.RuntimeException;
class ComplianceViolationException extends IllegalArgumentException;
class EncodingException extends Exception;