org.apache.directory.studio.schemaeditor.view.editors.attributetype.ATESuperiorComboContentProvider Maven / Gradle / Ivy
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* distributed with this work for additional information
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* to you 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
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*
*/
package org.apache.directory.studio.schemaeditor.view.editors.attributetype;
import java.util.Collections;
import java.util.List;
import org.apache.directory.api.ldap.model.schema.AttributeType;
import org.apache.directory.studio.schemaeditor.Activator;
import org.apache.directory.studio.schemaeditor.controller.SchemaHandler;
import org.apache.directory.studio.schemaeditor.view.editors.NonExistingAttributeType;
import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.Viewer;
/**
* This class implements the Content Provider for the Superior Combo of the Attribute Type Editor.
*
* @author Apache Directory Project
*/
public class ATESuperiorComboContentProvider implements IStructuredContentProvider
{
/** The Schema Handler */
private SchemaHandler schemaHandler;
/**
* Creates a new instance of ATESuperiorComboContentProvider.
*/
public ATESuperiorComboContentProvider()
{
schemaHandler = Activator.getDefault().getSchemaHandler();
}
/**
* {@inheritDoc}
*/
public Object[] getElements( Object inputElement )
{
if ( inputElement instanceof ATESuperiorComboInput )
{
ATESuperiorComboInput input = ( ATESuperiorComboInput ) inputElement;
if ( input.getChildren().isEmpty() )
{
AttributeType editorAT = input.getAttributeType();
// Creating the '(None)' item
input.addChild( new NonExistingAttributeType( NonExistingAttributeType.NONE ) );
// Creating Children
List ats = schemaHandler.getAttributeTypes();
for ( AttributeType at : ats )
{
if ( !isSubType( at, editorAT ) )
{
input.addChild( at );
}
}
}
// Getting Children
List