1 /*******************************************************************************
2  * Copyright (c) 2000, 2008 IBM Corporation and others.
3  *
4  * This program and the accompanying materials
5  * are made available under the terms of the Eclipse Public License 2.0
6  * which accompanies this distribution, and is available at
7  * https://www.eclipse.org/legal/epl-2.0/
8  *
9  * SPDX-License-Identifier: EPL-2.0
10  *
11  * Contributors:
12  *     IBM Corporation - initial API and implementation
13  *******************************************************************************/
14 package org.eclipse.jdt.internal.corext.refactoring.typeconstraints;
15 
16 public interface ITypeConstraint {
17 	/**
18 	 * Returns the resolved representation of the constraint.
19 	 * For example, if <code>toString</code> returns "[a] &lt;= [b]" and types of 'a' and 'b' are A and B,
20 	 * repespectively, then this method returns "A &lt;= B".
21 	 *
22 	 * This method is provided for debugging purposes only.
23 	 */
toResolvedString()24 	public abstract String toResolvedString();
25 
26 	/**
27 	 * Returns whether this is a simple constraint. If so, it can be safely downcast to
28 	 * <code>SimpleTypeConstraint</code>.
29 	 */
isSimpleTypeConstraint()30 	public boolean isSimpleTypeConstraint();
31 }
32