org.emftext.sdk.concretesyntax.resource.cs.ui.CsEObjectSelection.java Source code

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Here is the source code for org.emftext.sdk.concretesyntax.resource.cs.ui.CsEObjectSelection.java

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/*******************************************************************************
 * Copyright (c) 2006-2015
 * Software Technology Group, Dresden University of Technology
 * DevBoost GmbH, Dresden, Amtsgericht Dresden, HRB 34001
 *
 * 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:
 *   Software Technology Group - TU Dresden, Germany;
 *   DevBoost GmbH - Dresden, Germany
 *      - initial API and implementation
 ******************************************************************************/

package org.emftext.sdk.concretesyntax.resource.cs.ui;

import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.jface.viewers.IStructuredSelection;

public class CsEObjectSelection implements IStructuredSelection {

    private final EObject selectedObject;

    public CsEObjectSelection(EObject selectedObject) {
        super();
        this.selectedObject = selectedObject;
    }

    public EObject getSelectedObject() {
        return selectedObject;
    }

    public boolean isEmpty() {
        return false;
    }

    public Object getFirstElement() {
        return selectedObject;
    }

    public Iterator<?> iterator() {
        return new Iterator<EObject>() {

            private boolean hasNext = true;

            public boolean hasNext() {
                return hasNext;
            }

            public EObject next() {
                hasNext = false;
                return selectedObject;
            }

            public void remove() {
            }
        };
    }

    public int size() {
        return 1;
    }

    public Object[] toArray() {
        return new Object[] { selectedObject };
    }

    public List<?> toList() {
        return Collections.singletonList(selectedObject);
    }

}