/*
    * Copyright 2001-2004 The Apache Software Foundation.
    * 
    * 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.
   */
  package org.apache.juddi.datastore.jdbc;
  
  import java.sql.Connection;
  import java.sql.PreparedStatement;
  import java.sql.ResultSet;
  import java.util.Vector;
  
  import org.apache.commons.logging.Log;
  import org.apache.commons.logging.LogFactory;
  import org.apache.juddi.datatype.AddressLine;
  import org.apache.juddi.registry.RegistryEngine;
  import org.apache.juddi.util.Config;
  
  /***
   * @author Steve Viens (sviens@apache.org)
   */
  class AddressLineTable
  {
    // private reference to the jUDDI logger
    private static Log log = LogFactory.getLog(AddressLineTable.class);
  
    static String insertSQL = null;
    static String selectSQL = null;
    static String deleteSQL = null;
    static String tablePrefix = "";
  
    static
    {
      tablePrefix = Config.getStringProperty(
         RegistryEngine.PROPNAME_TABLE_PREFIX,RegistryEngine.DEFAULT_TABLE_PREFIX);
      // buffer used to build SQL statements
      StringBuffer sql = null;
  
      // build insertSQL
      sql = new StringBuffer(150);
      sql.append("INSERT INTO ").append(tablePrefix).append("ADDRESS_LINE (");
      sql.append("BUSINESS_KEY,");
      sql.append("CONTACT_ID,");
      sql.append("ADDRESS_ID,");
      sql.append("ADDRESS_LINE_ID,");
      sql.append("LINE,");
      sql.append("KEY_NAME,");
      sql.append("KEY_VALUE) ");
      sql.append("VALUES (?,?,?,?,?,?,?)");
      insertSQL = sql.toString();
  
      // build selectSQL
      sql = new StringBuffer(200);
      sql.append("SELECT ");
      sql.append("LINE,");
      sql.append("KEY_NAME,");
      sql.append("KEY_VALUE, ");
      sql.append("ADDRESS_LINE_ID ");
      sql.append("FROM ").append(tablePrefix).append("ADDRESS_LINE ");
      sql.append("WHERE BUSINESS_KEY=? ");
      sql.append("AND CONTACT_ID=? ");
      sql.append("AND ADDRESS_ID=? ");
      sql.append("ORDER BY ADDRESS_LINE_ID");
      selectSQL = sql.toString();
  
      // build deleteSQL
      sql = new StringBuffer(100);
      sql.append("DELETE FROM "+ tablePrefix + "ADDRESS_LINE ");
      sql.append("WHERE BUSINESS_KEY=?");
      deleteSQL = sql.toString();
    }
  
    /***
     * Insert new row into the ADDRESS_LINE table.
     *
     * @param businessKey BusinessKey to the BusinessEntity object that owns the Contact to be inserted
     * @param contactID The unique ID generated when saving the parent Contact instance.
     * @param addressID The unique ID generated when saving the parent Address instance.
     * @param lineList Enumeration of AddressLines objects holding values to be inserted.
     * @param connection JDBC connection
     * @throws java.sql.SQLException
     */
    public static void insert(String businessKey,int contactID,int addressID,Vector lineList,Connection connection)
      throws java.sql.SQLException
    {
      if ((lineList == null) || (lineList.size() == 0))
        return; // everything is valid but no elements to insert
  
      PreparedStatement statement = null;
 
     try
     {
       statement = connection.prepareStatement(insertSQL);
       statement.setString(1,businessKey.toString());
       statement.setInt(2,contactID);
       statement.setInt(3,addressID);
 
       int listSize = lineList.size();
       for (int lineID=0; lineID<listSize; lineID++)
       {
         AddressLine line = (AddressLine)lineList.elementAt(lineID);
         statement.setInt(4,lineID);
         statement.setString(5,line.getLineValue());
         statement.setString(6,line.getKeyName());
         statement.setString(7,line.getKeyValue());
 
         if (log.isDebugEnabled()) {
             log.debug("insert into "+ tablePrefix + "ADDRESS_LINE table:\n\n\t" + insertSQL +
               "\n\t BUSINESS_KEY=" + businessKey.toString() +
               "\n\t CONTACT_ID=" + contactID +
               "\n\t ADDRESS_ID=" + addressID +
               "\n\t ADDRESS_LINE_ID=" + lineID +
               "\n\t LINE=" + line.getLineValue() +
               "\n\t KEY_NAME=" + line.getKeyName() +
               "\n\t KEY_VALUE=" + line.getKeyValue() + "\n");
         }
 
         statement.executeUpdate();
       }
     }
     finally
     {
       try {
         statement.close();
       }
       catch (Exception e) { /* ignored */ }
     }
   }
 
   /***
    * Select all rows from the CONTACT table for a given BusinessKey.
    *
    * @param  businessKey BusinessKey
    * @param  contactID Unique ID representing the parent Contact instance
    * @param  connection JDBC connection
    * @throws java.sql.SQLException
    */
   public static Vector select(String businessKey,int contactID,int addressID,Connection connection)
     throws java.sql.SQLException
   {
     Vector lineList = new Vector();
     PreparedStatement statement = null;
     ResultSet resultSet = null;
 
     try
     {
       // create a statement to query with
       statement = connection.prepareStatement(selectSQL);
       statement.setString(1,businessKey.toString());
       statement.setInt(2,contactID);
       statement.setInt(3,addressID);
 
       if (log.isDebugEnabled()) {
           log.debug("select from "+ tablePrefix + "ADDRESS_LINE table:\n\n\t" + selectSQL +
             "\n\t BUSINESS_KEY=" + businessKey.toString() +
             "\n\t CONTACT_KEY=" + contactID +
             "\n\t ADDRESS_ID=" + addressID + "\n");
       }
 
       // execute the statement
       resultSet = statement.executeQuery();
       while (resultSet.next())
       {
         AddressLine line = new AddressLine();
         line.setLineValue(resultSet.getString(1));//("LINE")
         line.setKeyName(resultSet.getString(2));//("KEY_NAME"));
         line.setKeyValue(resultSet.getString(3));//("KEY_VALUE"));
         lineList.add(line);
       }
 
       return lineList;
     }
     finally
     {
       try {
         resultSet.close();
         statement.close();
       }
       catch (Exception e) { /* ignored */ }
     }
   }
 
   /***
    * Delete multiple rows from the ADDRESS_LINE table that are assigned to the
    * BusinessKey specified.
    *
    * @param  businessKey String
    * @param  connection JDBC connection
    * @throws java.sql.SQLException
    */
   public static void delete(String businessKey,Connection connection)
     throws java.sql.SQLException
   {
     PreparedStatement statement = null;
 
     try
     {
       // prepare the delete
       statement = connection.prepareStatement(deleteSQL);
       statement.setString(1,businessKey.toString());
 
       if (log.isDebugEnabled()) {
           log.debug("delete from "+ tablePrefix + "ADDRESS_LINE table:\n\n\t" + deleteSQL +
             "\n\t BUSINESS_KEY=" + businessKey.toString() + "\n");
       }
 
       // execute
       statement.executeUpdate();
     }
     finally
     {
       try {
         statement.close();
       }
       catch (Exception e) { /* ignored */ }
     }
   }
 }