Java tutorial
/* * Licensed to Elasticsearch 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.options.detailederrors; import org.apache.http.impl.client.HttpClients; import org.elasticsearch.common.settings.Settings; import org.elasticsearch.http.HttpServerTransport; import org.elasticsearch.node.Node; import org.elasticsearch.test.ElasticsearchIntegrationTest; import org.elasticsearch.test.ElasticsearchIntegrationTest.ClusterScope; import org.elasticsearch.test.ElasticsearchIntegrationTest.Scope; import org.elasticsearch.test.rest.client.http.HttpDeleteWithEntity; import org.elasticsearch.test.rest.client.http.HttpRequestBuilder; import org.elasticsearch.test.rest.client.http.HttpResponse; import org.junit.Test; import static org.hamcrest.Matchers.containsString; /** * Tests that by default the error_trace parameter can be used to show stacktraces */ @ClusterScope(scope = Scope.TEST, numDataNodes = 1) public class DetailedErrorsEnabledTest extends ElasticsearchIntegrationTest { // Build our cluster settings @Override protected Settings nodeSettings(int nodeOrdinal) { return Settings.settingsBuilder().put(super.nodeSettings(nodeOrdinal)).put(Node.HTTP_ENABLED, true).build(); } @Test public void testThatErrorTraceWorksByDefault() throws Exception { // Make the HTTP request HttpResponse response = new HttpRequestBuilder(HttpClients.createDefault()) .httpTransport(internalCluster().getDataNodeInstance(HttpServerTransport.class)).path("/") .addParam("error_trace", "true").method(HttpDeleteWithEntity.METHOD_NAME).execute(); assertThat(response.getHeaders().get("Content-Type"), containsString("application/json")); assertThat(response.getBody(), containsString("\"error_trace\":{\"message\":\"Validation Failed")); } }