ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/PAPRestConfig.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP-PAP-REST
   4  * ================================================================================
   5  * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  */
  20 package org.onap.policy.pap.xacml.rest;
  21
  22 import java.io.FileInputStream;
  23 import java.io.IOException;
  24 import java.io.InputStream;
  25 import java.util.Properties;
  26
  27 import javax.annotation.PostConstruct;
  28 import javax.sql.DataSource;
  29
  30 import org.apache.tomcat.dbcp.dbcp2.BasicDataSource;
  31 import org.hibernate.SessionFactory;
  32 import org.onap.policy.common.logging.flexlogger.FlexLogger;
  33 import org.onap.policy.common.logging.flexlogger.Logger;
  34 import org.onap.policy.utils.CryptoUtils;
  35 import org.springframework.beans.factory.annotation.Autowired;
  36 import org.springframework.context.annotation.Bean;
  37 import org.springframework.context.annotation.ComponentScan;
  38 import org.springframework.context.annotation.Configuration;
  39 import org.springframework.orm.hibernate4.HibernateTransactionManager;
  40 import org.springframework.orm.hibernate4.LocalSessionFactoryBuilder;
  41 import org.springframework.transaction.annotation.EnableTransactionManagement;
  42 import org.springframework.web.servlet.config.annotation.EnableWebMvc;
  43 import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
  44
  45 @Configuration
  46 @EnableWebMvc
  47 @EnableTransactionManagement
  48 @ComponentScan(basePackages = { "org.onap.*", "com.*" })
  49 public class PAPRestConfig extends WebMvcConfigurerAdapter {
  50         private static final Logger LOGGER      = FlexLogger.getLogger(PAPRestConfig.class);
  51
  52         private static String dbDriver = null;
  53         private static String dbUrl = null;
  54         private static String dbUserName = null;
  55         private static String dbPassword = null;
  56
  57         @PostConstruct
  58         public void init(){
  59                 Properties prop = new Properties();
  60                 InputStream input = null;
  61                 try {
  62                         input = new FileInputStream("xacml.pap.properties");
  63                         // load a properties file
  64                         prop.load(input);
  65                         setDbDriver(prop.getProperty("javax.persistence.jdbc.driver"));
  66                         setDbUrl(prop.getProperty("javax.persistence.jdbc.url"));
  67                         setDbUserName(prop.getProperty("javax.persistence.jdbc.user"));
  68                         setDbPassword( CryptoUtils.decryptTxtNoExStr(prop.getProperty("javax.persistence.jdbc.password", "")));
  69                 }catch(Exception e){
  70                         LOGGER.error("Exception Occured while loading properties file"+e);
  71                 }finally{
  72                         if(input != null){
  73                                 try {
  74                                         input.close();
  75                                 } catch (IOException e) {
  76                                         LOGGER.error("Exception Occured while clsoing the stream"+e);
  77                                 }
  78                         }
  79                 }
  80         }
  81
  82         @Bean(name = "dataSource")
  83         public DataSource getDataSource() {
  84             BasicDataSource dataSource = new BasicDataSource();
  85             dataSource.setDriverClassName(PAPRestConfig.getDbDriver());
  86             dataSource.setUrl(PAPRestConfig.getDbUrl());
  87             dataSource.setUsername(PAPRestConfig.getDbUserName());
  88             dataSource.setPassword(PAPRestConfig.getDbPassword());
  89             return dataSource;
  90         }
  91
  92         @Autowired
  93         @Bean(name = "sessionFactory")
  94         public SessionFactory getSessionFactory(DataSource dataSource) {
  95             LocalSessionFactoryBuilder sessionBuilder = new LocalSessionFactoryBuilder(dataSource);
  96             sessionBuilder.scanPackages("org.onap.*", "com.*");
  97             sessionBuilder.addProperties(getHibernateProperties());
  98             return sessionBuilder.buildSessionFactory();
  99         }
 100
 101         private Properties getHibernateProperties() {
 102                 Properties properties = new Properties();
 103                 properties.put("hibernate.show_sql", "true");
 104                 properties.put("hibernate.dialect", "org.hibernate.dialect.MySQLDialect");
 105                 return properties;
 106         }
 107
 108         @Autowired
 109         @Bean(name = "transactionManager")
 110         public HibernateTransactionManager getTransactionManager(SessionFactory sessionFactory) {
 111                 return new HibernateTransactionManager(sessionFactory);
 112         }
 113
 114         public static String getDbDriver() {
 115                 return dbDriver;
 116         }
 117
 118         public static void setDbDriver(String dbDriver) {
 119                 PAPRestConfig.dbDriver = dbDriver;
 120         }
 121
 122         public static String getDbUrl() {
 123                 return dbUrl;
 124         }
 125
 126         public static void setDbUrl(String dbUrl) {
 127                 PAPRestConfig.dbUrl = dbUrl;
 128         }
 129
 130         public static String getDbUserName() {
 131                 return dbUserName;
 132         }
 133
 134         public static void setDbUserName(String dbUserName) {
 135                 PAPRestConfig.dbUserName = dbUserName;
 136         }
 137
 138         public static String getDbPassword() {
 139                 return dbPassword;
 140         }
 141
 142         public static void setDbPassword(String dbPassword) {
 143                 PAPRestConfig.dbPassword = CryptoUtils.decryptTxtNoExStr(dbPassword);
 144         }
 145
 146 }