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/*******************************************************************************
 * Copyright (c) 2011 itemis AG (http://www.itemis.eu) and others.
 * All rights reserved. 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
 *******************************************************************************/
package org.eclipse.osbp.xtext.oxtype.imports;

import org.eclipse.emf.ecore.EClassifier;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EReference;
import org.eclipse.xtext.naming.QualifiedName;
import org.eclipse.xtext.util.ITextRegion;

public class EObjectUsage {
	private boolean resolved;
	private EObject usedType;
	private QualifiedName fqn;
	private String crossRefString;
	private ITextRegion textRegion;
	private EObject context;
	private EClassifier type;
	private EReference reference;

	// private EObjectUsage resolvedUsage;

	public EObjectUsage(EObject usedType, QualifiedName fqn,
			ITextRegion textRegion, EObject context) {
		this.resolved = true;
		this.usedType = usedType;
		this.fqn = fqn;
		this.textRegion = textRegion;
		this.context = context;
	}

	public EObjectUsage(String crossRefString, EClassifier type,
			EReference reference, ITextRegion textRegion, EObject context) {
		this.resolved = false;
		this.type = type;
		this.reference = reference;
		this.crossRefString = crossRefString;
		this.textRegion = textRegion;
		this.context = context;
	}

	public void resolve(EObject usedType, QualifiedName fqn,
			EObjectUsages usages) {
		this.resolved = true;
		this.usedType = usedType;
		this.fqn = fqn;
		usages.makeResolvedEObject(this);
	}

	public String getUniqueKeyUnresolved() {
		return type.getName() + "-" + crossRefString;
	}

	public EObject getUsedType() {
		return usedType;
	}

	public QualifiedName getTypeQualifiedName() {
		return fqn;
	}

	public String getCrossReferenceString() {
		return crossRefString;
	}

	public ITextRegion getTextRegion() {
		return textRegion;
	}

	public EObject getContext() {
		return context;
	}

	public EClassifier getType() {
		return type;
	}

	public EReference getReference() {
		return reference;
	}

	protected String getPackageName() {
		return fqn.skipLast(1).toString();
	}

	public boolean isResolved() {
		return resolved;
	}

	// /**
	// * Is called as soon as the usage was resolved.
	// *
	// * @param resolvedUsage
	// */
	// public void setResolvedUsage(EObjectUsage resolvedUsage) {
	// this.resolvedUsage = resolvedUsage;
	// }
	//
	// public EObjectUsage getResolvedUsage() {
	// return resolvedUsage;
	// }

}

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