Java tutorial
/** * Copyright 2015 LinkedIn Corp. All rights reserved. * * 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. */ package controllers.api.v1; import com.fasterxml.jackson.databind.JsonNode; import com.fasterxml.jackson.databind.node.ObjectNode; import dao.ScriptFinderDAO; import java.net.URLDecoder; import org.apache.commons.lang3.StringUtils; import play.Logger; import play.libs.Json; import play.mvc.Controller; import play.mvc.Result; public class ScriptFinder extends Controller { public static Result getAllScriptTypes() { ObjectNode result = Json.newObject(); result.put("status", "ok"); result.set("scriptTypes", Json.toJson(ScriptFinderDAO.getAllScriptTypes())); return ok(result); } public static Result getScripts() { ObjectNode result = Json.newObject(); int page = 1; String pageStr = request().getQueryString("page"); if (StringUtils.isBlank(pageStr)) { page = 1; } else { try { page = Integer.parseInt(pageStr); } catch (NumberFormatException e) { Logger.error("ScriptFinder Controller getPagedScripts wrong page parameter. Error message: " + e.getMessage()); page = 1; } } int size = 10; String sizeStr = request().getQueryString("size"); if (StringUtils.isBlank(sizeStr)) { size = 10; } else { try { size = Integer.parseInt(sizeStr); } catch (NumberFormatException e) { Logger.error("ScriptFinder Controller getPagedScripts wrong size parameter. Error message: " + e.getMessage()); size = 10; } } String filterOptStr = request().getQueryString("query"); JsonNode filterOpt = null; try { String filterOptStrDecode = URLDecoder.decode(filterOptStr, "UTF-8"); filterOpt = Json.parse(filterOptStrDecode); } catch (Exception e) { Logger.error("ScriptFinder Controller getScripts query filterOpt wrong JSON format. Error message: " + e.getMessage()); filterOpt = null; } result.put("status", "ok"); result.set("data", ScriptFinderDAO.getPagedScripts(filterOpt, page, size)); return ok(result); } public static Result getScriptRuntimeByJobID(int applicationID, int jobID) { ObjectNode result = Json.newObject(); int attemptNumber = 0; String attemptStr = request().getQueryString("attempt_number"); if (StringUtils.isBlank(attemptStr)) { attemptNumber = 0; } else { try { attemptNumber = Integer.parseInt(attemptStr); } catch (NumberFormatException e) { Logger.error("ScriptFinder Controller getPagedScripts wrong page parameter. Error message: " + e.getMessage()); attemptNumber = 0; } } result.put("status", "ok"); result.set("data", Json.toJson(ScriptFinderDAO.getPagedScriptRuntime(applicationID, jobID))); return ok(result); } public static Result getScriptLineageByJobID(int applicationID, int jobID) { ObjectNode result = Json.newObject(); int attemptNumber = 0; String attemptStr = request().getQueryString("attempt_number"); if (StringUtils.isBlank(attemptStr)) { attemptNumber = 0; } else { try { attemptNumber = Integer.parseInt(attemptStr); } catch (NumberFormatException e) { Logger.error("ScriptFinder Controller getPagedScripts wrong page parameter. Error message: " + e.getMessage()); attemptNumber = 0; } } result.put("status", "ok"); result.set("data", Json.toJson(ScriptFinderDAO.getScriptLineage(applicationID, jobID))); return ok(result); } }