Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF 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 com.barryku.karaf; import java.util.List; import javax.ws.rs.core.Response; import com.amazonaws.regions.RegionUtils; import com.amazonaws.services.dynamodbv2.document.Item; public class MyServiceImpl implements MyService { public Response getJobLog(String jobId) { DynamoLogger logger = new DynamoLogger(RegionUtils.getRegion("us-west-2")); List<Item> items = logger.getLog(jobId); StringBuilder sb = new StringBuilder(); sb.append("["); for (Item item : items) { sb.append(item.toJSONPretty()).append(","); } return Response.ok().entity(sb.length() > 1 ? sb.substring(0, sb.length() - 1) + "]" : "[]") .header("Access-Control-Allow-Origin", "*") .header("Access-Control-Allow-Methods", "GET, POST, DELETE, PUT").allow("OPTIONS").build(); } }