JDK 11 jdk.jstatd.jmod - JStatd Module

JDK 11 jdk.jstatd.jmod is the JMOD file for JDK 11 JStatd module.

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

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

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

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

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sun/jvmstat/perfdata/monitor/protocol/rmi/RemoteVmManager.java

/*
 * Copyright (c) 2004, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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package sun.jvmstat.perfdata.monitor.protocol.rmi;

import java.util.*;
import java.util.regex.*;
import java.io.*;
import java.rmi.RemoteException;
import sun.jvmstat.monitor.*;
import sun.jvmstat.monitor.event.*;
import sun.jvmstat.monitor.remote.*;

/**
 * Class for managing the RemoteMonitoredVm instances on a remote system.
 * <p>
 * This class is responsible for the mechanism that detects the active
 * HotSpot Java Virtual Machines on the remote host and possibly for a
 * specific user. The ability to detect all possible HotSpot Java Virtual
 * Machines on the remote host may be limited by the permissions of the
 * principal running the RMI server application on the remote host.
 *
 * @author Brian Doherty
 * @since 1.5
 */
public class RemoteVmManager {

    private RemoteHost remoteHost;
    private String user;

    /**
     * Creates a RemoteVmManager instance for the remote system.
     * <p>
     * Manages RemoteMonitordVm instances for which the principal
     * running the remote server has appropriate permissions.
     *
     * @param remoteHost the remote proxy object to the RMI server on
     *                   the remote system.
     */
    public RemoteVmManager(RemoteHost remoteHost) {
        this(remoteHost, null);
    }

    /**
     * Creates a RemoteVmManager instance for the given user.
     * <p>
     * Manages RemoteMonitoredVm instances for all remote Java Virtual
     * machines owned by the specified user on the remote system. The
     * RMI server on the remote system must have the appropriate permissions
     * to access the named users Java Virtual Machines.
     *
     * @param remoteHost the remote proxy object to the RMI server on
     *                   the remote system.
     * @param user the name of the user
     */
    public RemoteVmManager(RemoteHost remoteHost, String user) {
        this.user = user;
        this.remoteHost = remoteHost;
    }

    /**
     * Return the current set of monitorable Java Virtual Machines.
     * <p>
     * The set returned by this method depends on the user name passed
     * to the constructor. If no user name was specified, then this
     * method will return all candidate JVMs on the system. Otherwise,
     * only the JVMs for the given user will be returned. This assumes
     * that the RMI server process has the appropriate permissions to
     * access the target set of JVMs.
     *
     * @return Set - the Set of monitorable Java Virtual Machines
     */
    public Set<Integer> activeVms() throws MonitorException {
        int[] active = null;

        try {
            active = remoteHost.activeVms();

        } catch (RemoteException e) {
            throw new MonitorException("Error communicating with remote host: "
                                       + e.getMessage(), e);
        }

        Set<Integer> activeSet = new HashSet<Integer>(active.length);

        for (int i = 0; i < active.length; i++) {
            activeSet.add(active[i]);
        }

        return activeSet;
    }
}

sun/jvmstat/perfdata/monitor/protocol/rmi/RemoteVmManager.java

 

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