org.eclipse.emf.mwe.internal.ui.debug.sourcelookup.PackageFragmentRootContainer.java Source code

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Here is the source code for org.eclipse.emf.mwe.internal.ui.debug.sourcelookup.PackageFragmentRootContainer.java

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/*******************************************************************************
 * Copyright (c) 2005, 2009 committers of openArchitectureWare 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:
 *     Clemens Kadura (zAJKa) - Initial API and implementation
 *******************************************************************************/
package org.eclipse.emf.mwe.internal.ui.debug.sourcelookup;

import org.eclipse.core.resources.IStorage;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.debug.core.sourcelookup.ISourceContainerType;
import org.eclipse.debug.core.sourcelookup.containers.AbstractSourceContainer;
import org.eclipse.emf.mwe.internal.ui.workflow.Activator;
import org.eclipse.jdt.core.IPackageFragment;
import org.eclipse.jdt.core.IPackageFragmentRoot;

/**
 * adapted from
 * org.eclipse.jdt.launching.sourcelookup.containers.PackageFragmentRootSourceContainer
 * but doesn't look only for .java and .class files
 */
public class PackageFragmentRootContainer extends AbstractSourceContainer {

    private IPackageFragmentRoot fRoot;

    public static final String TYPE_ID = Activator.PLUGIN_ID + ".packageFragmentRootContainer";

    public PackageFragmentRootContainer(IPackageFragmentRoot root) {
        fRoot = root;
    }

    public Object[] findSourceElements(String name) throws CoreException {
        int index = name.lastIndexOf('.');
        String typeName = name;
        String suffix = "";
        if (index >= 0) {
            suffix = name.substring(index);
            typeName = typeName.substring(0, index);
        }
        typeName = typeName.replace('/', '.');
        typeName = typeName.replace('\\', '.');
        index = typeName.lastIndexOf('.');
        String packageName = "";
        if (index >= 0) {
            packageName = typeName.substring(0, index);
            typeName = typeName.substring(index + 1);
        }

        IPackageFragment fragment = fRoot.getPackageFragment(packageName);
        if (fragment.exists()) {
            String elementName = typeName + suffix;
            Object[] resources = fragment.getNonJavaResources();
            for (Object resource : resources) {
                if (resource instanceof IStorage) {
                    IStorage storage = (IStorage) resource;
                    if (elementName.equals(storage.getName()))
                        return new Object[] { resource };
                }
            }
        }
        return EMPTY;
    }

    public String getName() {
        return fRoot.getElementName();
    }

    public ISourceContainerType getType() {
        return getSourceContainerType(TYPE_ID);
    }

    @Override
    public boolean equals(final Object obj) {
        return obj instanceof PackageFragmentRootContainer
                && ((PackageFragmentRootContainer) obj).getPackageFragmentRoot().equals(getPackageFragmentRoot());
    }

    public IPackageFragmentRoot getPackageFragmentRoot() {
        return fRoot;
    }

    @Override
    public int hashCode() {
        return fRoot.hashCode();
    }

    public IPath getPath() {
        return getPackageFragmentRoot().getPath();
    }
}