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/****************************************************************************
* Copyright (c) 2009 Atos Origin.
*
* 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
*
*****************************************************************************/
package org.eclipse.papyrus.java.template.resolvers;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.Platform;
import org.eclipse.jdt.core.ICompilationUnit;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.internal.corext.template.java.CompilationUnitContext;
import org.eclipse.jdt.internal.corext.template.java.JavaContext;
import org.eclipse.jface.text.templates.TemplateContext;
import org.eclipse.jface.text.templates.TemplateVariable;
import org.eclipse.jface.text.templates.TemplateVariableResolver;
import org.eclipse.pde.core.plugin.IPluginModelBase;
import org.eclipse.pde.core.plugin.PluginRegistry;
import org.osgi.framework.Bundle;
import org.osgi.framework.Constants;
/**
* This class creates a new variable which resolve the activator class of the compilation unit.
*
* @author tlandre
*
*/
public class BundleActivatorResolver extends TemplateVariableResolver {
public BundleActivatorResolver() {
super("activatorLog", "Static field log in the activator containing the current compilation unit"); //$NON-NLS-1$ //$NON-NLS-2$
}
/**
*
* {@inheritDoc}
*
* @see TemplateVariableResolver#resolve(org.eclipse.jface.text.templates.TemplateContext)
*
*/
@SuppressWarnings("restriction")
@Override
public void resolve(TemplateVariable variable, TemplateContext pContext) {
variable.setUnambiguous(true);
variable.setValue(""); //$NON-NLS-1$
if (pContext instanceof JavaContext) {
final JavaContext context = (JavaContext) pContext;
final IPluginModelBase pluginModelBase = PluginRegistry.findModel(getProject(context));
Bundle bundle = getBundle(pluginModelBase);
if (bundle != null) {
Object obj = bundle.getHeaders().get(Constants.BUNDLE_ACTIVATOR);
if (obj instanceof String) {
StringBuffer qualifiedName = new StringBuffer((String) obj);
qualifiedName.append(".log");
context.addStaticImport(qualifiedName.toString());
}
}
}
}
/**
* Get the bundle associated with the IPluginModelBase
*
* @param pluginModelBase
* a pluginModelBase. May be null.
* @return the bundle found or null.
*/
private Bundle getBundle(IPluginModelBase pluginModelBase) {
Bundle bundle = null;
if (pluginModelBase != null && pluginModelBase.getBundleDescription() != null) {
bundle = Platform.getBundle(pluginModelBase.getBundleDescription().getSymbolicName());
}
return bundle;
}
/**
* Get the project of the compilation unit (if any) associated with the given JavaContext
*
* @param context
* the JavaContext. Must be not null.
* @return the project found or null
*/
@SuppressWarnings("restriction")
private IProject getProject(CompilationUnitContext context) {
IProject project = null;
ICompilationUnit compilationUnit = context.getCompilationUnit();
if (compilationUnit != null) {
IJavaProject javaProject = compilationUnit.getJavaProject();
if (javaProject != null) {
project = javaProject.getProject();
}
}
return project;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.text.templates.TemplateVariableResolver#resolveAll(org.eclipse.jface.text.templates.TemplateContext)
*/
@Override
protected String[] resolveAll(TemplateContext context) {
return new String[0];
}
}
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