SortMapper.java

package com.performizeit.mjprof.plugins.comparators;

import com.performizeit.mjprof.api.ThreadInfoComparator;
import com.performizeit.mjprof.parser.ThreadDump;
import com.performizeit.mjprof.parser.ThreadInfo;
import com.performizeit.plumbing.PipeHandler;

import java.util.ArrayList;
import java.util.Collections;

public abstract class SortMapper implements ThreadInfoComparator, PipeHandler<ThreadDump, ThreadDump> {
  public ThreadDump map(ThreadDump jsd) {
    ThreadDump that = new ThreadDump();
    that.setHeader(jsd.getHeader());
    that.setJNIglobalReferences(jsd.getJNIglobalReferences());
    ArrayList<ThreadInfo> stacks = jsd.cloneStacks();
    Collections.sort(stacks, this);
    that.setStacks(stacks);
    return that;

  }

  @Override
  abstract public int compare(ThreadInfo o1, ThreadInfo o2);

  @Override
  public ThreadDump handleMsg(ThreadDump msg) {
    return map(msg);
  }

  @Override
  public ThreadDump handleDone() {
    return null;
  }
}