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/*******************************************************************************
* Copyright (c) 2001, 2004 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
/*
* Created on May 3, 2004
*
* To change the template for this generated file go to
* Window - Preferences - Java - Code Generation - Code and Comments
*/
package org.eclipse.wst.validation.internal;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.jem.util.RegistryReader;
import org.eclipse.wst.validation.internal.operations.ReferencialFileValidator;
import org.eclipse.wst.validation.internal.plugin.ValidationPlugin;
/**
* @author vijayb
*
* To change the template for this generated type comment go to Window - Preferences - Java - Code
* Generation - Code and Comments
*/
public class ReferencialFileValidatorRegistryReader extends RegistryReader {
static ReferencialFileValidatorRegistryReader instance = null;
protected List referencialFileValidationExtensions;
/**
* @param arg0
* @param arg1
* @param arg2
*/
public ReferencialFileValidatorRegistryReader() {
super(ValidationPlugin.PLUGIN_ID, "referencialFileValidator"); //$NON-NLS-1$
}
/*
* (non-Javadoc)
*
* @see org.eclipse.wst.common.frameworks.internal.RegistryReader#readElement(org.eclipse.core.runtime.IConfigurationElement)
*/
public boolean readElement(IConfigurationElement element) {
if (ReferencialFileValidatorExtension.REF_FILE_VALIDATOR_EXTENSION.equals(element.getName())) {
addExtension(element);
return true;
}
return false;
}
/**
* Sets the extension point.
*
* @param extensions
* The extensions to set
*/
protected void addExtension(IConfigurationElement newExtension) {
//add to the list of post validator extesions only if the ext is not added yet
boolean containsExt = true;
List extensions = getReferencialFileValidationExtensions();
Iterator it = extensions.iterator();
while(it.hasNext()) {
ReferencialFileValidatorExtension ext = (ReferencialFileValidatorExtension)it.next();
if(!ext.getElement().getAttribute("id").equals(newExtension.getAttribute("id")))
containsExt = false;
}
if(!containsExt ||getReferencialFileValidationExtensions().isEmpty())
getReferencialFileValidationExtensions().add(new ReferencialFileValidatorExtension(newExtension));
getReferencialFileValidationExtensions().add(new ReferencialFileValidatorExtension(newExtension));
}
/**
* Sets the extension point.
*
* @param extensions
* The extensions to set
*/
protected void addExtensionPoint(ReferencialFileValidatorExtension newExtension) {
if (referencialFileValidationExtensions == null)
referencialFileValidationExtensions = new ArrayList();
referencialFileValidationExtensions.add(newExtension);
}
/**
* @return the appropriate handler for the project based on priorities of those which are
* available and enabled
*/
public ReferencialFileValidator getReferencialFileValidator() {
ReferencialFileValidatorExtension refFileValExt;
for (Iterator refFileValItr = getReferencialFileValidationExtensions().iterator(); refFileValItr.hasNext();) {
refFileValExt = (ReferencialFileValidatorExtension) refFileValItr.next();
return refFileValExt.getInstance();
}
return null;
}
/**
* Gets the instance.
*
* @return Returns a EJBCodegenHandlerExtensionReader
*/
public static ReferencialFileValidatorRegistryReader getInstance() {
if (instance == null) {
instance = new ReferencialFileValidatorRegistryReader();
instance.readRegistry();
}
return instance;
}
/**
* @return Returns the handlerExtensions.
*/
protected List getReferencialFileValidationExtensions() {
if (referencialFileValidationExtensions == null)
referencialFileValidationExtensions = new ArrayList();
return referencialFileValidationExtensions;
}
}
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