Java tutorial
/* * Licensed to ElasticSearch and Shay Banon under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. ElasticSearch 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 org.elasticsearch.test.rest.client.http; import org.apache.http.client.methods.CloseableHttpResponse; import org.apache.http.client.methods.HttpHead; import org.apache.http.client.methods.HttpUriRequest; import org.apache.http.util.EntityUtils; import org.elasticsearch.common.logging.ESLogger; import org.elasticsearch.common.logging.Loggers; import java.io.IOException; /** * Response obtained from an http request * Always consumes the whole response body loading it entirely into a string */ public class HttpResponse { private static final ESLogger logger = Loggers.getLogger(HttpResponse.class); private final HttpUriRequest httpRequest; private final int statusCode; private final String reasonPhrase; private final String body; HttpResponse(HttpUriRequest httpRequest, CloseableHttpResponse httpResponse) { this.httpRequest = httpRequest; this.statusCode = httpResponse.getStatusLine().getStatusCode(); this.reasonPhrase = httpResponse.getStatusLine().getReasonPhrase(); if (httpResponse.getEntity() != null) { try { this.body = EntityUtils.toString(httpResponse.getEntity(), HttpRequestBuilder.DEFAULT_CHARSET); } catch (IOException e) { EntityUtils.consumeQuietly(httpResponse.getEntity()); throw new RuntimeException(e); } finally { try { httpResponse.close(); } catch (IOException e) { logger.error(e.getMessage(), e); } } } else { this.body = null; } } public boolean isError() { return statusCode >= 400; } public int getStatusCode() { return statusCode; } public String getReasonPhrase() { return reasonPhrase; } public String getBody() { return body; } public boolean hasBody() { return body != null; } public boolean supportsBody() { return !HttpHead.METHOD_NAME.equals(httpRequest.getMethod()); } @Override public String toString() { StringBuilder stringBuilder = new StringBuilder(statusCode).append(" ").append(reasonPhrase); if (hasBody()) { stringBuilder.append("\n").append(body); } return stringBuilder.toString(); } }