PathStep.java

/**
 * Copyright 2014 Alexey Ragozin
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.gridkit.jvmtool.heapdump;

import java.util.Iterator;

import org.netbeans.lib.profiler.heap.Instance;

abstract class PathStep {

    public abstract Iterator<Instance> walk(Instance instance);

    public abstract Iterator<Move> track(Instance instance);

    static class Move {

        String pathSpec;
        Instance instance;

        public Move(String pathSpec, Instance instance) {
            super();
            this.pathSpec = pathSpec;
            this.instance = instance;
        }
    }
}