edu.internet2.middleware.grouperClient.config.NonPooledConnectionProvider Maven / Gradle / Ivy

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/**
 * Copyright 2014 Internet2
 *
 * 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.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
/*
 * @author mchyzer
 * $Id: NonPooledConnectionProvider.java,v 1.2 2008-10-13 08:04:29 mchyzer Exp $
 */
package edu.internet2.middleware.grouperClient.config;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.util.Properties;

import edu.internet2.middleware.grouperClient.jdbc.GcJdbcConnectionBean;
import edu.internet2.middleware.grouperClient.jdbc.GcJdbcConnectionProvider;
import edu.internet2.middleware.grouperClient.util.GrouperClientUtils;
import org.apache.commons.lang3.StringUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;



/**
 *
 */
public class NonPooledConnectionProvider implements GcJdbcConnectionProvider {

  /** if the connection should be readonly */
  private boolean connectionReadOnly;

  /**
   * db connect url 
   */
  private String dbUrl;

  /**
   * db username
   */
  private String dbUser;
  
  /**
   * db password
   */
  private String dbPassword;
  
  /**
   * db readonly
   */
  private Boolean readOnly;
  
  /**
   * readonly default if not specified
   */
  private boolean readOnlyDefault;
  
  /** logger */
  private static Log log = LogFactory.getLog(NonPooledConnectionProvider.class);

  /**
   * @see edu.internet2.middleware.subject.provider.JdbcConnectionProvider#connectionBean()
   */
  public GcJdbcConnectionBean connectionBean() {
    try {
      Connection connection = DriverManager.getConnection(this.dbUrl, this.dbUser, this.dbPassword);
  
      connection.setAutoCommit(false);
      connection.setReadOnly(this.connectionReadOnly);
      return new NonPooledConnectionBean(connection);
    } catch (SQLException sqlException) {
      throw new RuntimeException(sqlException);
    }
  }

  /**
   * bean to hold connection
   */
  public static class NonPooledConnectionBean implements GcJdbcConnectionBean {
    
    /** reference to connection */
    private Connection connection;
    
    /**
     * construct
     * @param theConnection
     */
    public NonPooledConnectionBean(Connection theConnection) {
      this.connection = theConnection;
    }
    
    /**
     * @see edu.internet2.middleware.subject.provider.JdbcConnectionBean#connection()
     */
    public Connection connection() throws SQLException {
      return this.connection;
    }
    /**
     * @see edu.internet2.middleware.subject.provider.JdbcConnectionBean#doneWithConnection()
     */
    public void doneWithConnection() {
    }
    /**
     * @see edu.internet2.middleware.subject.provider.JdbcConnectionBean#doneWithConnectionError(java.lang.Throwable)
     */
    public void doneWithConnectionError(Throwable t) {
      throw new RuntimeException(t);
    }

    /**
     * @see edu.internet2.middleware.subject.provider.JdbcConnectionBean#doneWithConnectionFinally()
     */
    public void doneWithConnectionFinally() {
      if (this.connection != null) {
        try {
          //this doesnt actually close it, just returns to pool
          this.connection.close();
        } catch (SQLException ex) {
          log.info("Error while closing JDBC Connection.", ex);
        }
      }
    }
    
  }

  /**
   * @see edu.internet2.middleware.subject.provider.JdbcConnectionProvider#init(Properties, java.lang.String, java.lang.String, java.lang.Integer, int, java.lang.Integer, int, java.lang.Integer, int, java.lang.String, java.lang.String, java.lang.String, java.lang.Boolean, boolean)
   */
  public void init(Properties properties, String sourceId, String driver, Integer maxActive, int defaultMaxActive,
      Integer maxIdle, int defaultMaxIdle, Integer maxWaitSeconds,
      int defaultMaxWaitSeconds, String theDbUrl, String theDbUser, String theDbPassword,
      Boolean readOnly, boolean readOnlyDefault, String jdbcConfigId) {
    
    if (!StringUtils.isBlank(jdbcConfigId)) {
      throw new RuntimeException("Cannot pass in jdbcConfigId for NonPooledConnectionBean, its only valid for GrouperJdbcConnectionProvider!");
    }

    try {
      Class.forName(driver).newInstance();
      log.debug("Loading JDBC driver: " + driver);
    } catch (Exception ex) {
      throw new RuntimeException("Error loading JDBC driver: "
          + driver, ex);
    }
    log.debug("JDBC driver loaded. " + driver);

    ////loads the jdbc driver 
    //try {
    //  cpds.setDriverClass(  );
    //} catch (PropertyVetoException pve) {
    //  throw new RuntimeException(pve);
    //}
    this.dbUrl = theDbUrl; 
    this.dbUser = theDbUser; 
    this.dbPassword = theDbPassword; 
    
    this.connectionReadOnly = GrouperClientUtils.defaultIfNull(readOnly, readOnlyDefault);
    
  }

  /**
   * @see edu.internet2.middleware.subject.provider.JdbcConnectionProvider#requiresJdbcConfigInSourcesXml()
   */
  public boolean requiresJdbcConfigInSourcesXml() {
    return true;
  }

}