/*

 * Copyright (c) 2004, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 */

package sun.jvmstat.monitor.remote;

import java.rmi.Remote;

import java.rmi.RemoteException;

/**

 * Interface for accessing the instrumentation exported by a

 * Java Virtual Machine running on a remote host.

 *

 * @author Brian Doherty

 * @since 1.5

 */

public interface RemoteVm extends Remote {

    /**

     * Interface to get the bytes associated with the instrumentation

     * for the remote Java Virtual Machine.

     *

     * @return byte[] - a byte array containing the current bytes

     *                  for the instrumentation exported by the

     *                  remote Java Virtual Machine.

     * @throws RemoteException Thrown on any communication error

     */

    byte[] getBytes() throws RemoteException;

    /**

     * for the target Java Virtual Machine.

     *

     * @return int - the size of the instrumentation buffer for the

     *               remote Java Virtual Machine.

     * @throws RemoteException Thrown on any communication error

     */

    int getCapacity() throws RemoteException;

    /**

     * Interface to return the Local Virtual Machine Identifier for

     * the remote Java Virtual Machine. The Local Virtual Machine

     * Identifier is also know as the <em>lvmid</em>.

     *

     * @throws RemoteException Thrown on any communication error

     */

    int getLocalVmId() throws RemoteException;

    /**

     * Interface to detach from the remote Java Virtual Machine.

     *

     * @throws RemoteException Thrown on any communication error

     */

    void detach() throws RemoteException;

}