org.springsource.ide.eclipse.commons.ui.SpringJavaElementPropertyTester.java Source code

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Here is the source code for org.springsource.ide.eclipse.commons.ui.SpringJavaElementPropertyTester.java

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/*******************************************************************************
 * Copyright (c) 2018 Pivotal Software, Inc.
 * 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:
 *     Pivotal Software, Inc. - initial API and implementation
 *******************************************************************************/
package org.springsource.ide.eclipse.commons.ui;

import org.eclipse.core.expressions.PropertyTester;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jdt.core.IJavaElement;
import org.eclipse.jdt.core.IJavaProject;

public class SpringJavaElementPropertyTester extends PropertyTester {

    @Override
    public boolean test(Object je, String property, Object[] args, Object expectedValue) {
        if (je instanceof IJavaElement && "isInSpringProject".equals(property)) {
            return isInSpringProject((IJavaElement) je);
        }
        if (je instanceof IResource && "isInSpringProject".equals(property)) {
            return isInSpringProject((IJavaElement) je);
        }
        if ("projectNature".equals(property)) {
            try {
                IJavaProject jp = ((IJavaElement) je).getJavaProject();
                if (jp != null) {
                    IProject proj = jp.getProject();
                    return proj != null && proj.isAccessible()
                            && proj.hasNature(expectedValue instanceof String ? (String) expectedValue : "");
                }
            } catch (CoreException e) {
                // Ignore
            }
        }
        return false;
    }

    private boolean isInSpringProject(IJavaElement je) {
        if (je != null) {
            IJavaProject jp = je.getJavaProject();
            if (jp != null) {
                return SpringPropertyTester.isSpringProject(jp.getProject());
            }
        }
        return false;
    }
}