package org.apache.ojb.broker.metadata;

 /* Copyright 2002-2005 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.

  */

 import org.apache.commons.lang.SystemUtils;

 import java.util.Vector;

 import java.io.Serializable;

 /**

  *

  *

  * @version $Id: IndexDescriptor.java,v 1.1 2007-08-24 22:17:29 ewestfal Exp $

  */

 public class IndexDescriptor implements XmlCapable, Serializable

 {

         private static final long serialVersionUID = -1722513568634970108L;

     private String name;

     private boolean unique;

     private Vector indexColumns = new Vector();

     public boolean isUnique()

     {

         return unique;

     }

     public void setUnique(boolean unique)

     {

         this.unique = unique;

     }

     public String getName()

     {

         return name;

     }

     public void setName(String name)

     {

         this.name = name;

     }

     public Vector getIndexColumns()

     {

         return this.indexColumns;

     }

     public void setIndexColumns(Vector indexColumns)

     {

         this.indexColumns = indexColumns;

     }

     /*

      * @see XmlCapable#toXML()

      */

     public String toXML()

     {

         RepositoryTags tags = RepositoryTags.getInstance();

         String eol = SystemUtils.LINE_SEPARATOR;

         //opening tag + attributes

         StringBuffer result = new StringBuffer( 1024 );

         result.append( "      <" );

         result.append( tags.getTagById( INDEX_DESCRIPTOR ) );

         result.append( " " );

         // index name

         result.append( tags.getAttribute( NAME, getName() ) );

         result.append( " " );

         // unique attribute

         result.append( tags.getAttribute( UNIQUE, "" + isUnique() ) );

         result.append( ">" );

         result.append( eol );

         // index columns

         for( int i = 0; i < indexColumns.size(); i++ )

         {

             String l_name = ( String ) indexColumns.elementAt( i );

             result.append( "                " );

             result.append( tags.getOpeningTagNonClosingById( INDEX_COLUMN ) );

             result.append( " " );

             result.append( tags.getAttribute( NAME, l_name ) );

             result.append( " />" );

             result.append( eol );

         }

         // closing tag

         result.append( "      " );

         result.append( tags.getClosingTagById( INDEX_DESCRIPTOR ) );

         result.append( " " );

         result.append( eol );

         return result.toString();

     }

 }