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175 lines
7.4 KiB
Java
175 lines
7.4 KiB
Java
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/*
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* ====================================================================
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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* ====================================================================
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*
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* This software consists of voluntary contributions made by many
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* individuals on behalf of the Apache Software Foundation. For more
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* information on the Apache Software Foundation, please see
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* <http://www.apache.org/>.
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*
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*/
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package ch.boye.httpclientandroidlib.impl;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.net.Socket;
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import java.nio.charset.CharsetDecoder;
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import java.nio.charset.CharsetEncoder;
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import ch.boye.httpclientandroidlib.HttpEntity;
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import ch.boye.httpclientandroidlib.HttpEntityEnclosingRequest;
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import ch.boye.httpclientandroidlib.HttpException;
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import ch.boye.httpclientandroidlib.HttpRequest;
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import ch.boye.httpclientandroidlib.HttpResponse;
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import ch.boye.httpclientandroidlib.HttpServerConnection;
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import ch.boye.httpclientandroidlib.annotation.NotThreadSafe;
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import ch.boye.httpclientandroidlib.config.MessageConstraints;
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import ch.boye.httpclientandroidlib.entity.ContentLengthStrategy;
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import ch.boye.httpclientandroidlib.impl.entity.DisallowIdentityContentLengthStrategy;
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import ch.boye.httpclientandroidlib.impl.io.DefaultHttpRequestParserFactory;
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import ch.boye.httpclientandroidlib.impl.io.DefaultHttpResponseWriterFactory;
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import ch.boye.httpclientandroidlib.io.HttpMessageParser;
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import ch.boye.httpclientandroidlib.io.HttpMessageParserFactory;
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import ch.boye.httpclientandroidlib.io.HttpMessageWriter;
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import ch.boye.httpclientandroidlib.io.HttpMessageWriterFactory;
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import ch.boye.httpclientandroidlib.util.Args;
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/**
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* Default implementation of {@link HttpServerConnection}.
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*
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* @since 4.3
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*/
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@NotThreadSafe
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public class DefaultBHttpServerConnection extends BHttpConnectionBase
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implements HttpServerConnection {
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private final HttpMessageParser<HttpRequest> requestParser;
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private final HttpMessageWriter<HttpResponse> responseWriter;
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/**
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* Creates new instance of DefaultBHttpServerConnection.
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*
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* @param buffersize buffer size. Must be a positive number.
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* @param fragmentSizeHint fragment size hint.
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* @param chardecoder decoder to be used for decoding HTTP protocol elements.
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* If <code>null</code> simple type cast will be used for byte to char conversion.
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* @param charencoder encoder to be used for encoding HTTP protocol elements.
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* If <code>null</code> simple type cast will be used for char to byte conversion.
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* @param constraints Message constraints. If <code>null</code>
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* {@link MessageConstraints#DEFAULT} will be used.
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* @param incomingContentStrategy incoming content length strategy. If <code>null</code>
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* {@link DisallowIdentityContentLengthStrategy#INSTANCE} will be used.
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* @param outgoingContentStrategy outgoing content length strategy. If <code>null</code>
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* {@link ch.boye.httpclientandroidlib.impl.entity.StrictContentLengthStrategy#INSTANCE} will be used.
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* @param requestParserFactory request parser factory. If <code>null</code>
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* {@link DefaultHttpRequestParserFactory#INSTANCE} will be used.
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* @param responseWriterFactory response writer factory. If <code>null</code>
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* {@link DefaultHttpResponseWriterFactory#INSTANCE} will be used.
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*/
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public DefaultBHttpServerConnection(
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final int buffersize,
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final int fragmentSizeHint,
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final CharsetDecoder chardecoder,
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final CharsetEncoder charencoder,
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final MessageConstraints constraints,
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final ContentLengthStrategy incomingContentStrategy,
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final ContentLengthStrategy outgoingContentStrategy,
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final HttpMessageParserFactory<HttpRequest> requestParserFactory,
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final HttpMessageWriterFactory<HttpResponse> responseWriterFactory) {
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super(buffersize, fragmentSizeHint, chardecoder, charencoder, constraints,
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incomingContentStrategy != null ? incomingContentStrategy :
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DisallowIdentityContentLengthStrategy.INSTANCE, outgoingContentStrategy);
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this.requestParser = (requestParserFactory != null ? requestParserFactory :
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DefaultHttpRequestParserFactory.INSTANCE).create(getSessionInputBuffer(), constraints);
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this.responseWriter = (responseWriterFactory != null ? responseWriterFactory :
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DefaultHttpResponseWriterFactory.INSTANCE).create(getSessionOutputBuffer());
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}
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public DefaultBHttpServerConnection(
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final int buffersize,
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final CharsetDecoder chardecoder,
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final CharsetEncoder charencoder,
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final MessageConstraints constraints) {
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this(buffersize, buffersize, chardecoder, charencoder, constraints, null, null, null, null);
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}
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public DefaultBHttpServerConnection(final int buffersize) {
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this(buffersize, buffersize, null, null, null, null, null, null, null);
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}
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protected void onRequestReceived(final HttpRequest request) {
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}
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protected void onResponseSubmitted(final HttpResponse response) {
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}
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@Override
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public void bind(final Socket socket) throws IOException {
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super.bind(socket);
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}
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public HttpRequest receiveRequestHeader()
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throws HttpException, IOException {
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ensureOpen();
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final HttpRequest request = this.requestParser.parse();
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onRequestReceived(request);
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incrementRequestCount();
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return request;
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}
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public void receiveRequestEntity(final HttpEntityEnclosingRequest request)
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throws HttpException, IOException {
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Args.notNull(request, "HTTP request");
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ensureOpen();
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final HttpEntity entity = prepareInput(request);
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request.setEntity(entity);
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}
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public void sendResponseHeader(final HttpResponse response)
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throws HttpException, IOException {
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Args.notNull(response, "HTTP response");
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ensureOpen();
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this.responseWriter.write(response);
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onResponseSubmitted(response);
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if (response.getStatusLine().getStatusCode() >= 200) {
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incrementResponseCount();
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}
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}
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public void sendResponseEntity(final HttpResponse response)
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throws HttpException, IOException {
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Args.notNull(response, "HTTP response");
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ensureOpen();
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final HttpEntity entity = response.getEntity();
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if (entity == null) {
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return;
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}
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final OutputStream outstream = prepareOutput(response);
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entity.writeTo(outstream);
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outstream.close();
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}
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public void flush() throws IOException {
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ensureOpen();
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doFlush();
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}
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}
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