/*************************************************************************************
* Copyright (c) 2008-2014 Red Hat, Inc. 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:
* JBoss by Red Hat - Initial implementation.
************************************************************************************/
package org.jboss.tools.arquillian.ui.internal.filters;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jdt.core.ICompilationUnit;
import org.eclipse.jdt.core.IJavaElement;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.core.IPackageFragment;
import org.eclipse.jdt.core.IPackageFragmentRoot;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jdt.core.JavaModelException;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerFilter;
import org.jboss.tools.arquillian.core.internal.archives.IEntry;
import org.jboss.tools.arquillian.core.internal.natures.ArquillianNature;
import org.jboss.tools.arquillian.core.internal.util.ArquillianSearchEngine;
import org.jboss.tools.arquillian.ui.ArquillianUIActivator;
/**
*
* @author snjeza
*
*/
public class ArquillianFilter extends ViewerFilter {
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ViewerFilter#select(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object)
*/
@Override
public boolean select(Viewer viewer, Object parentElement, Object element) {
if (element instanceof IEntry) {
return true;
}
if (element instanceof IProject) {
try {
if ( ((IProject)element).hasNature(JavaCore.NATURE_ID)) {
IJavaProject javaProject = JavaCore.create((IProject) element);
return hasDeployments(javaProject);
}
} catch (CoreException e) {
// ignore
}
} else if (element instanceof IPackageFragment) {
try {
return ((IPackageFragment)element).hasSubpackages() || hasDeployments((IPackageFragment) element);
} catch (JavaModelException e) {
ArquillianUIActivator.log(e);
}
} else if (element instanceof IJavaElement) {
return hasDeployments((IJavaElement) element);
}
return false;
}
private boolean hasDeployments(IJavaElement element) {
try {
if (element instanceof IJavaProject) {
return ((IJavaProject) element).getProject().hasNature(ArquillianNature.ARQUILLIAN_NATURE_ID);
}
if (element instanceof IPackageFragmentRoot) {
IJavaElement[] children = ((IPackageFragmentRoot)element).getChildren();
for (IJavaElement child:children) {
if (hasDeployments(child)) {
return true;
}
}
}
if (element instanceof IPackageFragment) {
ICompilationUnit[] units = ((IPackageFragment)element).getCompilationUnits();
for (ICompilationUnit unit:units) {
if (hasDeployments(unit)) {
return true;
}
}
}
if (element instanceof ICompilationUnit) {
return ArquillianSearchEngine.isArquillianJUnitTest((ICompilationUnit) element, true, false, false);
}
} catch (CoreException e) {
ArquillianUIActivator.log(e);
}
return false;
}
}