io.netty.handler.codec.http.DefaultHttpMessage Maven / Gradle / Ivy
/*
* 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 = new DefaultHttpHeaders();
/**
* Creates a new instance.
*/
protected DefaultHttpMessage(final HttpVersion version) {
if (version == null) {
throw new NullPointerException("version");
}
this.version = version;
}
@Override
public HttpHeaders headers() {
return headers;
}
@Override
public HttpVersion getProtocolVersion() {
return version;
}
@Override
public String toString() {
StringBuilder buf = new StringBuilder();
buf.append(getClass().getSimpleName());
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) {
this.version = version;
return this;
}
void appendHeaders(StringBuilder buf) {
for (Map.Entry e: headers()) {
buf.append(e.getKey());
buf.append(": ");
buf.append(e.getValue());
buf.append(StringUtil.NEWLINE);
}
}
}