content: /*******************************************************************************
   * Copyright (c) 2000, 2008 IBM Corporation 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:
   *     IBM Corporation - initial API and implementation
   *******************************************************************************/
  package org.eclipse.wst.jsdt.internal.corext.refactoring.typeconstraints2;
  
  import org.eclipse.core.runtime.Assert;
  import org.eclipse.wst.jsdt.core.IJavaScriptUnit;
  import org.eclipse.wst.jsdt.internal.corext.refactoring.typeconstraints.CompilationUnitRange;
  import org.eclipse.wst.jsdt.internal.corext.refactoring.typeconstraints.types.TType;
  
  public final class CastVariable2 extends ConstraintVariable2 implements ITypeConstraintVariable {
  
  	private final CompilationUnitRange fRange;
  	private final ConstraintVariable2 fExpressionVariable;
  
  	public CastVariable2(TType type, CompilationUnitRange range, ConstraintVariable2 expressionVariable) {
  		super(type);
  		Assert.isNotNull(expressionVariable);
  		Assert.isNotNull(range);
  		fRange= range;
  		fExpressionVariable= expressionVariable;
  	}
  	
  	public CompilationUnitRange getRange() {
  		return fRange;
  	}
  	
  	public IJavaScriptUnit getCompilationUnit() {
  		return fRange.getCompilationUnit();
  	}
  	
  	public void setCompilationUnit(IJavaScriptUnit unit) {
  		throw new UnsupportedOperationException();
  	}
  	
  	public ConstraintVariable2 getExpressionVariable() {
  		return fExpressionVariable;
  	}
  	
  	// hashCode() and equals(..) not necessary (unique per construction)
  }
  