org.eclipse.jdt.internal.core.PackageFragmentInfo.java Source code

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Here is the source code for org.eclipse.jdt.internal.core.PackageFragmentInfo.java

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/*******************************************************************************
 * Copyright (c) 2000, 2016 IBM Corporation and others.
 *
 * This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.jdt.internal.core;

import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IResource;
import org.eclipse.jdt.core.JavaModelException;

/**
 * Element info for PackageFragments.
 */
class PackageFragmentInfo extends OpenableElementInfo {

    /**
     * Create and initialize a new instance of the receiver
     */
    public PackageFragmentInfo() {
        this.nonJavaResources = null;
    }

    /**
     */
    boolean containsJavaResources() {
        return this.children.length != 0;
    }

    /**
     * Returns an array of non-java resources contained in the receiver.
     */
    Object[] getNonJavaResources(IResource underlyingResource, PackageFragmentRoot rootHandle) {
        Object[] resources = this.nonJavaResources;
        if (resources == null) {
            try {
                resources = PackageFragmentRootInfo.computeFolderNonJavaResources(rootHandle,
                        (IContainer) underlyingResource, rootHandle.fullInclusionPatternChars(),
                        rootHandle.fullExclusionPatternChars());

            } catch (JavaModelException e) {
                // root doesn't exist: consider package has no nonJavaResources
                resources = NO_NON_JAVA_RESOURCES;
            }
            this.nonJavaResources = resources;
        }
        return resources;
    }
}