/******************************************************************************* * Copyright (c) 2009 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 * Zend Technologies *******************************************************************************/ package org.eclipse.php.internal.core.typeinference.goals; import org.eclipse.dltk.ast.ASTNode; import org.eclipse.dltk.ti.IContext; import org.eclipse.dltk.ti.goals.AbstractGoal; public class IteratorTypeGoal extends AbstractGoal { private ASTNode expression; public IteratorTypeGoal(IContext context, ASTNode expression) { super(context); this.expression = expression; } public ASTNode getExpression() { return expression; } public int hashCode() { final int prime = 31; int result = super.hashCode(); result = prime * result + ((expression == null) ? 0 : expression.hashCode()); return result; } public boolean equals(Object obj) { if (this == obj) return true; if (!super.equals(obj)) return false; if (getClass() != obj.getClass()) return false; IteratorTypeGoal other = (IteratorTypeGoal) obj; if (expression == null) { if (other.expression != null) return false; } else if (!expression.equals(other.expression)) return false; return true; } }