/*******************************************************************************
* 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
* Jens Lukowski/Innoopract - initial renaming/restructuring
* Exadel, Inc.
* Red Hat, Inc.
*******************************************************************************/
package org.jboss.tools.common.text.ext.hyperlink.xpl;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.Platform;
import org.eclipse.jface.text.hyperlink.IHyperlink;
import org.eclipse.swt.custom.BusyIndicator;
import org.jboss.tools.common.text.ext.ExtensionsPlugin;
import org.jboss.tools.common.text.ext.hyperlink.HyperlinkBuilder;
import org.osgi.framework.Bundle;
/**
* Open on definition object
* @author amywu
*/
public class HyperlinkDefinition {
private String fId = null;
private String fClassName = null;
// a hash map of content type Ids (String) that points to lists of parition types (List of Strings)
// contentTypeId -> List(paritionType, paritionType, partitionType, ...)
// contentTypeId2 -> List(partitionType, partitionType, ...)
// ...
private HashMap fContentTypes = null;
private IConfigurationElement fConfigurationElement = null;
/**
* @param id
* @param class1
* @param configurationElement
*/
public HyperlinkDefinition(String id, String class1, IConfigurationElement configurationElement) {
super();
fId = id;
fClassName = class1;
fConfigurationElement = configurationElement;
fContentTypes = new HashMap();
}
public void addContentTypeId(String contentTypeId) {
if (!fContentTypes.containsKey(contentTypeId))
fContentTypes.put(contentTypeId, new ArrayList());
}
public void addPartitionType(String contentTypeId, String partitionType) {
if (!fContentTypes.containsKey(contentTypeId))
fContentTypes.put(contentTypeId, new ArrayList());
List partitionList = (List) fContentTypes.get(contentTypeId);
partitionList.add(partitionType);
}
/**
* @return Returns the fClass.
*/
public String getClassName() {
return fClassName;
}
/**
* @return Returns the fConfigurationElement.
*/
public IConfigurationElement getConfigurationElement() {
return fConfigurationElement;
}
/**
* @return Returns the fContentTypes.
*/
public HashMap getContentTypes() {
return fContentTypes;
}
/**
* @return Returns the fId.
*/
public String getId() {
return fId;
}
/**
* @return IHyperlink for this definition
*/
public IHyperlink createHyperlink() {
IHyperlink hyperlink = null;
if (getClassName() != null) {
hyperlink = (IHyperlink) createExtension(HyperlinkBuilder.ATT_CLASS);
}
return hyperlink;
}
/**
* Creates an extension. If the extension plugin has not
* been loaded a busy cursor will be activated during the duration of
* the load.
* @param propertyName
* @return Object
*/
private Object createExtension(String propertyName) {
// If plugin has been loaded create extension.
// Otherwise, show busy cursor then create extension.
final IConfigurationElement element = getConfigurationElement();
final String name = propertyName;
final Object[] result = new Object[1];
Bundle bundle = Platform.getBundle(element.getDeclaringExtension().getNamespaceIdentifier());
if (bundle.getState() == org.osgi.framework.Bundle.ACTIVE) {
try {
return element.createExecutableExtension(name);
}
catch (CoreException e) {
handleCreateExecutableException(result, e);
}
}
else {
BusyIndicator.showWhile(null, new Runnable() {
public void run() {
try {
result[0] = element.createExecutableExtension(name);
} catch (CoreException e) {
handleCreateExecutableException(result, e);
}
}
});
}
return result[0];
}
/**
* @param result
* @param e
*/
private void handleCreateExecutableException(Object[] result, Exception x) {
ExtensionsPlugin.getPluginLog().logError("Error in creating extension", x); //$NON-NLS-1$
result[0] = null;
}
}