| /******************************************************************************* |
| * 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; |
| } |
| |
| } |