package org.apache.mina.http;
import java.nio.ByteBuffer;
import java.nio.charset.Charset;
import java.nio.charset.CharsetEncoder;
import java.util.Map;
import org.apache.mina.core.buffer.IoBuffer;
import org.apache.mina.core.session.IoSession;
import org.apache.mina.filter.codec.ProtocolEncoder;
import org.apache.mina.filter.codec.ProtocolEncoderOutput;
import org.apache.mina.http.api.HttpEndOfContent;
import org.apache.mina.http.api.HttpRequest;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class HttpClientEncoder implements ProtocolEncoder {
private static final Logger LOG = LoggerFactory.getLogger(HttpClientCodec.class);
private static final CharsetEncoder ENCODER = Charset.forName("UTF-8").newEncoder();
public void encode(IoSession session, Object message, ProtocolEncoderOutput out)
throws Exception {
LOG.debug("encode {}", message.getClass().getCanonicalName());
if (message instanceof HttpRequest) {
LOG.debug("HttpRequest");
HttpRequest msg = (HttpRequest)message;
StringBuilder sb = new StringBuilder(msg.getMethod().toString());
sb.append(" ");
sb.append(msg.getRequestPath());
if (!"".equals(msg.getQueryString())) {
sb.append("?");
sb.append(msg.getQueryString());
}
sb.append(" ");
sb.append(msg.getProtocolVersion());
sb.append("\r\n");
for (Map.Entry<String, String> header : msg.getHeaders().entrySet()) {
sb.append(header.getKey());
sb.append(": ");
sb.append(header.getValue());
sb.append("\r\n");
}
sb.append("\r\n");
// Java 6 >> byte[] bytes = sb.toString().getBytes(Charset.forName("UTF-8"));
// byte[] bytes = sb.toString().getBytes();
// out.write(ByteBuffer.wrap(bytes));
IoBuffer buf = IoBuffer.allocate(sb.length()).setAutoExpand(true);
buf.putString(sb.toString(), ENCODER);
buf.flip();
out.write(buf);
} else if (message instanceof ByteBuffer) {
LOG.debug("Body");
out.write(message);
} else if (message instanceof HttpEndOfContent) {
LOG.debug("End of Content");
// end of HTTP content
// keep alive ?
}
}
public void dispose(IoSession arg0) throws Exception {
// TODO Auto-generated method stub
}
}