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/RecordedEvent.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.time.Duration;
import java.time.Instant;
import java.util.List;

import jdk.jfr.EventType;
import jdk.jfr.ValueDescriptor;
import jdk.jfr.internal.EventInstrumentation;

/**
 * A recorded event.
 *
 * @since 9
 */
public final class RecordedEvent extends RecordedObject {
    private final EventType eventType;
    private final long startTime;
    private final long endTime;

    // package private
    RecordedEvent(EventType type, List<ValueDescriptor> vds, Object[] values, long startTime, long endTime, TimeConverter timeConverter) {
        super(vds, values, timeConverter);
        this.eventType = type;
        this.startTime = startTime;
        this.endTime = endTime;
    }

    /**
     * Returns the stack trace that was created when the event was committed, or
     * {@code null} if the event lacks a stack trace.
     *
     * @return stack trace, or {@code null} if doesn't exist for the event
     */
    public RecordedStackTrace getStackTrace() {
        return getTyped(EventInstrumentation.FIELD_STACK_TRACE, RecordedStackTrace.class, null);
    }

    /**
     * Returns the thread from which the event was committed, or {@code null} if
     * the thread was not recorded.
     *
     * @return thread, or {@code null} if doesn't exist for the event
     */
    public RecordedThread getThread() {
        return getTyped(EventInstrumentation.FIELD_EVENT_THREAD, RecordedThread.class, null);
    }

    /**
     * Returns the event type that describes the event.
     *
     * @return the event type, not {@code null}
     */
    public EventType getEventType() {
        return eventType;
    }

    /**
     * Returns the start time of the event.
     * <p>
     * If the event is an instant event, then the start time and end time are the same.
     *
     * @return the start time, not {@code null}
     */
    public Instant getStartTime() {
        return Instant.ofEpochSecond(0, startTime);
    }

    /**
     * Returns the end time of the event.
     * <p>
     * If the event is an instant event, then the start time and end time are the same.
     *
     * @return the end time, not {@code null}
     */
    public Instant getEndTime() {
        return Instant.ofEpochSecond(0, endTime);
    }

    /**
     * Returns the duration of the event, measured in nanoseconds.
     *
     * @return the duration in nanoseconds, not {@code null}
     */
    public Duration getDuration() {
        return Duration.ofNanos(endTime - startTime);
    }

    /**
     * Returns the list of descriptors that describes the fields of the event.
     *
     * @return descriptors, not {@code null}
     */
    @Override
    public List<ValueDescriptor> getFields() {
        return getEventType().getFields();
    }
}

jdk/jfr/consumer/RecordedEvent.java

 

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