me.chanjar.weixin.common.util.http.SimpleGetRequestExecutor Maven / Gradle / Ivy
package me.chanjar.weixin.common.util.http;
import java.io.IOException;
import org.apache.http.HttpHost;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import me.chanjar.weixin.common.bean.result.WxError;
import me.chanjar.weixin.common.exception.WxErrorException;
import org.apache.http.impl.client.CloseableHttpClient;
/**
* 简单的GET请求执行器，请求的参数是String, 返回的结果也是String
* @author Daniel Qian
*
*/
public class SimpleGetRequestExecutor implements RequestExecutor {
@Override
public String execute(CloseableHttpClient httpclient, HttpHost httpProxy, String uri, String queryParam) throws WxErrorException, ClientProtocolException, IOException {
if (queryParam != null) {
if (uri.indexOf('?') == -1) {
uri += '?';
}
uri += uri.endsWith("?") ? queryParam : '&' + queryParam;
}
HttpGet httpGet = new HttpGet(uri);
if (httpProxy != null) {
RequestConfig config = RequestConfig.custom().setProxy(httpProxy).build();
httpGet.setConfig(config);
}
try (CloseableHttpResponse response = httpclient.execute(httpGet)) {
String responseContent = Utf8ResponseHandler.INSTANCE.handleResponse(response);
WxError error = WxError.fromJson(responseContent);
if (error.getErrorCode() != 0) {
throw new WxErrorException(error);
}
return responseContent;
}
}
}