mirror of
https://github.com/datahub-project/datahub.git
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106 lines
3.7 KiB
Java
106 lines
3.7 KiB
Java
/**
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* Copyright 2015 LinkedIn Corp. All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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*/
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package controllers;
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import java.io.BufferedReader;
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import java.io.File;
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import java.io.FileReader;
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import java.io.IOException;
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import java.lang.reflect.Constructor;
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import javax.persistence.EntityManagerFactory;
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import org.hibernate.hikaricp.internal.HikariCPConnectionProvider;
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import play.Logger;
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import play.Play;
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import play.mvc.Controller;
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import play.mvc.Result;
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import wherehows.dao.ConnectionPoolProperties;
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import wherehows.dao.DaoFactory;
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public class Application extends Controller {
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private static final String WHZ_APP_ENV = System.getenv("WHZ_APP_HOME");
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private static final String DB_WHEREHOWS_URL = Play.application().configuration().getString("db.wherehows.url");
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private static final String WHZ_DB_DSCLASSNAME =
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Play.application().configuration().getString("hikaricp.dataSourceClassName");
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private static final String DB_WHEREHOWS_USERNAME =
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Play.application().configuration().getString("db.wherehows.username");
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private static final String DB_WHEREHOWS_PASSWORD =
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Play.application().configuration().getString("db.wherehows.password");
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private static final String DB_WHEREHOWS_DIALECT = Play.application().configuration().getString("hikaricp.dialect");
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private static final String DAO_FACTORY_CLASS =
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Play.application().configuration().getString("dao.factory.class", DaoFactory.class.getCanonicalName());
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private static final EntityManagerFactory ENTITY_MANAGER_FACTORY = ConnectionPoolProperties.builder()
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.providerClass(HikariCPConnectionProvider.class.getName())
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.dataSourceClassName(WHZ_DB_DSCLASSNAME)
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.dataSourceURL(DB_WHEREHOWS_URL)
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.dataSourceUser(DB_WHEREHOWS_USERNAME)
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.dataSourcePassword(DB_WHEREHOWS_PASSWORD)
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.dialect(DB_WHEREHOWS_DIALECT)
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.build()
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.buildEntityManagerFactory();
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public static final DaoFactory DAO_FACTORY = createDaoFactory();
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private static DaoFactory createDaoFactory() {
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try {
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Logger.info("Creating DAO factory: " + DAO_FACTORY_CLASS);
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Class factoryClass = Class.forName(DAO_FACTORY_CLASS);
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Constructor<? extends DaoFactory> ctor = factoryClass.getConstructor(EntityManagerFactory.class);
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return ctor.newInstance(ENTITY_MANAGER_FACTORY);
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} catch (Exception e) {
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throw new RuntimeException(e);
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}
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}
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public static Result index() {
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return ok("TEST");
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}
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public static Result healthcheck() {
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return ok("GOOD");
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}
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public static Result printDeps() {
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String libPath = WHZ_APP_ENV + "/lib";
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String commitFile = WHZ_APP_ENV + "/commit";
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String commit = "";
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if (WHZ_APP_ENV == null) {
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return ok("WHZ_APP_HOME environmental variable not defined");
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}
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try {
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commit = new BufferedReader(new FileReader(commitFile)).readLine();
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} catch (IOException ioe) {
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Logger.error("Error while reading commit file. Error message: " + ioe.getMessage());
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}
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//get all the files from /libs directory
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File directory = new File(libPath);
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StringBuilder sb = new StringBuilder();
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if (directory.listFiles() != null) {
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for (File file : directory.listFiles()) {
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if (file.isFile()) {
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sb.append(file.getName()).append("\n");
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}
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}
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}
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return ok("commit: " + commit + "\n" + "libraries: " + sb.toString());
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}
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}
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