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package com.orbekk.net;
import java.io.IOException;
import java.io.OutputStream;
import java.lang.reflect.Type;
import java.net.URL;
import java.util.Map;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.ContentProducer;
import org.apache.http.entity.EntityTemplate;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.params.HttpConnectionParams;
import org.apache.http.params.HttpParams;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.googlecode.jsonrpc4j.JsonRpcClient;
import com.googlecode.jsonrpc4j.JsonRpcHttpClient;
/**
* This class is horrible. :S
*
* We extend JsonRpcHttpClient but try to override everything it does.
*/
public class MyJsonRpcHttpClient extends JsonRpcHttpClient {
Logger logger = LoggerFactory.getLogger(getClass());
private URL serviceUrl;
private JsonRpcClient rpcClient;
private HttpClient httpClient;
public MyJsonRpcHttpClient(URL serviceUrl, int connectionTimeout,
int readTimeout) {
super(null);
httpClient = new DefaultHttpClient();
HttpParams params = httpClient.getParams();
HttpConnectionParams.setConnectionTimeout(params, connectionTimeout);
HttpConnectionParams.setSoTimeout(params, readTimeout);
rpcClient = new JsonRpcClient();
this.serviceUrl = serviceUrl;
}
@Override
public synchronized Object invoke(
final String methodName, final Object[] arguments, Type returnType,
Map<String, String> extraHeaders)
throws Exception {
EntityTemplate entity = new EntityTemplate(new ContentProducer() {
@Override
public void writeTo(OutputStream out) throws IOException {
try {
rpcClient.invoke(methodName, arguments, out);
} catch (Exception e) {
throw new IOException(e.fillInStackTrace());
}
}
});
entity.setContentType("application/json-rpc");
HttpPost post = new HttpPost(serviceUrl.toString());
for (Map.Entry<String, String> entry : extraHeaders.entrySet()) {
post.addHeader(entry.getKey(), entry.getValue());
}
post.setEntity(entity);
HttpResponse response = httpClient.execute(post);
HttpEntity responseEntity = response.getEntity();
return super.readResponse(returnType, responseEntity.getContent());
}
}
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