com.wudaosoft.net.httpclient.JsonResponseHandler Maven / Gradle / Ivy
/**
* Copyright 2009-2017 Wudao Software Studio(wudaosoft.com)
*
* Licensed 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 com.wudaosoft.net.httpclient;
import java.io.IOException;
import java.nio.charset.Charset;
import org.apache.http.Consts;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.ResponseHandler;
import org.apache.http.entity.ContentType;
import org.apache.http.util.EntityUtils;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONException;
import com.alibaba.fastjson.JSONObject;
/**
* @author Changsoul.Wu
* @param
*/
public class JsonResponseHandler implements ResponseHandler {
@Override
public JSONObject handleResponse(HttpResponse response)
throws ClientProtocolException, IOException {
int status = response.getStatusLine().getStatusCode();
if (status >= 200 && status < 300) {
HttpEntity entity = response.getEntity();
Charset charset = ContentType.getOrDefault(entity).getCharset();
if (charset == null) {
charset = Consts.UTF_8;
}
try {
return entity != null ? JSON.parseObject(EntityUtils.toString(entity, charset)) : new JSONObject();
} catch (JSONException e) {
throw new ClientProtocolException("Json format error: " + e.getMessage());
}
} else {
throw new ClientProtocolException("Unexpected response status: " + status);
}
}
}