JDK 11 jdk.jfr.jmod - JFR Module

JDK 11 jdk.jfr.jmod is the JMOD file for JDK 11 JFR module.

JDK 11 JFR module compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\jdk.jfr.jmod.

JDK 11 JFR module compiled class files are also linked and stored in the \fyicenter\jdk-11.0.1\lib\modules JImage file.

JDK 11 JFR module source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\jdk.jfr.

You can click and view the content of each source code file in the list below.

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jdk/jfr/consumer/LongMap.java

/*
 * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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package jdk.jfr.consumer;

import java.util.HashMap;
import java.util.Iterator;

/**
 * Commonly used data structure for looking up objects given an id (long value)
 *
 * TODO: Implement without using Map and Long objects, to minimize allocation
 *
 * @param <T>
 */
final class LongMap<T> implements Iterable<T> {
    private final HashMap<Long, T> map;

    LongMap() {
        map = new HashMap<>(101);
    }

    void put(long id, T object) {
        map.put(id, object);
    }

    T get(long id) {
        return map.get(id);
    }

    @Override
    public Iterator<T> iterator() {
        return map.values().iterator();
    }

    Iterator<Long> keys() {
        return map.keySet().iterator();
    }
}

jdk/jfr/consumer/LongMap.java

 

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