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/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.motorola.studio.android.wizards.buildingblocks;
import org.eclipse.core.runtime.IPath;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.core.IPackageFragmentRoot;
import org.eclipse.jdt.core.JavaModelException;
import org.eclipse.jdt.internal.ui.wizards.TypedElementSelectionValidator;
import com.motorola.studio.android.common.IAndroidConstants;
import com.motorola.studio.android.common.log.StudioLogger;
/**
* Class that implements a Validator for the project/package selection
* on the New Project Wizard
*/
@SuppressWarnings("restriction")
class ElementTreeValidator extends TypedElementSelectionValidator
{
private static Class<?>[] acceptedClasses = new Class[]
{
IPackageFragmentRoot.class, IJavaProject.class
};
public ElementTreeValidator()
{
super(acceptedClasses, false);
}
/* (non-Javadoc)
* @see org.eclipse.jdt.internal.ui.wizards.TypedElementSelectionValidator#isSelectedValid(java.lang.Object)
*/
@Override
public boolean isSelectedValid(Object element)
{
boolean isValid = false;
try
{
if (element instanceof IJavaProject)
{
IJavaProject jproject = (IJavaProject) element;
IPath path = jproject.getProject().getFullPath();
isValid = (jproject.findPackageFragmentRoot(path) != null);
}
else if (element instanceof IPackageFragmentRoot)
{
IPackageFragmentRoot packageFragmentRoot = (IPackageFragmentRoot) element;
boolean isSrc = (packageFragmentRoot.getKind() == IPackageFragmentRoot.K_SOURCE);
boolean isGen =
packageFragmentRoot.getElementName().equals(
IAndroidConstants.GEN_SRC_FOLDER)
&& (packageFragmentRoot.getParent() instanceof IJavaProject);
isValid = isSrc && !isGen;
}
else
{
isValid = true;
}
}
catch (JavaModelException e)
{
StudioLogger.error(ElementTreeValidator.class, e.getLocalizedMessage(), e);
}
return isValid;
}
}
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