org.adoptopenjdk.jitwatch.model.Journal Maven / Gradle / Ivy

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A Maven plugin that scans the project artifact and its dependencies for methods that cannot be inlined by the JIT compiler. It uses the JarScan utility from the JITWatch project to do that. See https://github.com/AdoptOpenJDK/jitwatch .

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/*
 * Copyright (c) 2013-2015 Chris Newland.
 * Licensed under https://github.com/AdoptOpenJDK/jitwatch/blob/master/LICENSE-BSD
 * Instructions: https://github.com/AdoptOpenJDK/jitwatch/wiki
 */
package org.adoptopenjdk.jitwatch.model;

import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.C_NEWLINE;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;

import org.adoptopenjdk.jitwatch.util.ParseUtil;

public class Journal
{
	// writes dominate so not COWAL
	private List entryList;

	public Journal()
	{
		entryList = new ArrayList<>();
	}

	public void addEntry(Tag entry)
	{
		synchronized (entryList)
		{
			entryList.add(entry);
		}
	}

	public List getEntryList()
	{
		synchronized (entryList)
		{
			List copy = new ArrayList<>(entryList);

			Collections.sort(copy, new Comparator()
			{
				@Override
				public int compare(Tag tag1, Tag tag2)
				{
					long ts1 = ParseUtil.getStamp(tag1.getAttributes());
					long ts2 = ParseUtil.getStamp(tag2.getAttributes());
					
					return Long.compare(ts1, ts2);
				}
			});

			return copy;
		}
	}

	@Override
	public String toString()
	{
		StringBuilder builder = new StringBuilder();

		for (Tag tag : getEntryList())
		{
			builder.append(tag.toString(true)).append(C_NEWLINE);
		}

		return builder.toString();
	}
}