/* * Copyright 2012 The Netty Project * * The Netty Project licenses this file to you under the Apache License, * version 2.0 (the "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations * under the License. */ package io.netty.handler.codec.http; import io.netty.util.internal.StringUtil; import java.util.Map; /** * The default {@link HttpMessage} implementation. */ public abstract class DefaultHttpMessage extends DefaultHttpObject implements HttpMessage { private HttpVersion version; private final HttpHeaders headers; /** * Creates a new instance. */ protected DefaultHttpMessage(final HttpVersion version) { this(version, true); } protected DefaultHttpMessage(final HttpVersion version, boolean validate) { if (version == null) { throw new NullPointerException("version"); } this.version = version; headers = new DefaultHttpHeaders(validate); } @Override public HttpHeaders headers() { return headers; } @Override public HttpVersion getProtocolVersion() { return version; } @Override public String toString() { StringBuilder buf = new StringBuilder(); buf.append(StringUtil.simpleClassName(this)); buf.append("(version: "); buf.append(getProtocolVersion().text()); buf.append(", keepAlive: "); buf.append(HttpHeaders.isKeepAlive(this)); buf.append(')'); buf.append(StringUtil.NEWLINE); appendHeaders(buf); // Remove the last newline. buf.setLength(buf.length() - StringUtil.NEWLINE.length()); return buf.toString(); } @Override public HttpMessage setProtocolVersion(HttpVersion version) { if (version == null) { throw new NullPointerException("version"); } this.version = version; return this; } void appendHeaders(StringBuilder buf) { for (Map.Entry<String, String> e: headers()) { buf.append(e.getKey()); buf.append(": "); buf.append(e.getValue()); buf.append(StringUtil.NEWLINE); } } }