view graal/com.oracle.graal.graph/src/com/oracle/graal/graph/iterators/NodePredicate.java @ 21543:93c50cefb9e8

moved GraalInternalError to com.oracle.jvmci.common and renamed it to JVMCIError (JBS:GRAAL-53)
author Doug Simon <doug.simon@oracle.com>
date Mon, 25 May 2015 23:30:34 +0200
parents 4a162f0b59d7
children
line wrap: on
line source

/*
 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */
package com.oracle.graal.graph.iterators;

import com.oracle.graal.graph.*;
import com.oracle.graal.graph.iterators.NodePredicates.AndPredicate;
import com.oracle.graal.graph.iterators.NodePredicates.NotPredicate;
import com.oracle.graal.graph.iterators.NodePredicates.OrPredicate;

public interface NodePredicate {

    boolean apply(Node n);

    default NodePredicate and(NodePredicate np) {
        return new AndPredicate(this, np);
    }

    default NodePredicate or(NodePredicate np) {
        return new OrPredicate(this, np);
    }

    default NodePredicate negate() {
        return new NotPredicate(this);
    }
}