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71 lines
1.2 KiB
71 lines
1.2 KiB
/*
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* DeleteHandler.java
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*
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* Created on 11 de Outubro de 2004, 16:04
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*/
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package siprp.data;
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import com.evolute.utils.jdo.*;
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/**
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*
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* @author fpalma
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*/
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public class DisableDeleteHandler implements JDOOperationHandlerInterface
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{
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public static final DisableDeleteHandler INSTANCE = new DisableDeleteHandler();
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/** Creates a new instance of DeleteHandler */
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public DisableDeleteHandler()
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{
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}
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public boolean handle( JDOObject object, int operation, int moment )
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throws Exception
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{
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if( !( object instanceof DisableDeleteable ) )
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{
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return false;
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}
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switch( operation )
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{
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case OP_SAVE:
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return save( object, moment );
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case OP_DELETE:
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return delete( object, moment );
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}
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return false;
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}
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protected boolean save( JDOObject object, int moment )
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throws Exception
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{
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if( moment != MOMENT_BEFORE )
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{
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return false;
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}
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String old = (String) object.get( DisableDeleteable.INACTIVO );
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if( old == null )
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{
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object.set( DisableDeleteable.INACTIVO, "n" );
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}
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return true;
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}
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protected boolean delete( JDOObject object, int moment )
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throws Exception
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{
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if( moment != MOMENT_INSTEAD )
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{
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return false;
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}
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object.set( DisableDeleteable.INACTIVO, "y" );
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object.save();
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return true;
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}
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}
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