/*
 * Copyright (c) 2003, 2019, 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.
 *
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package sun.management.counter.perf;

import sun.management.counter.*;

import java.nio.LongBuffer;
import java.nio.ReadOnlyBufferException;

public class PerfLongArrayCounter extends AbstractCounter
       implements LongArrayCounter {


    @SuppressWarnings("serial") // Value indirectly copied as a long[] in writeReplace
    LongBuffer lb;

    PerfLongArrayCounter(String name, Units u, Variability v,
                         int flags, int vectorLength,
                         LongBuffer lb) {

        super(name, u, v, flags, vectorLength);
        this.lb = lb;
    }

    public Object getValue() {
        return longArrayValue();
    }

    
Get a copy of the elements of the LongArrayCounter.
/** * Get a copy of the elements of the LongArrayCounter. */
public long[] longArrayValue() { lb.position(0); long[] l = new long[lb.limit()]; // copy the bytes lb.get(l); return l; }
Get the value of an element of the LongArrayCounter object.
/** * Get the value of an element of the LongArrayCounter object. */
public long longAt(int index) { lb.position(index); return lb.get(); }
Serialize as a snapshot object.
/** * Serialize as a snapshot object. */
protected Object writeReplace() throws java.io.ObjectStreamException { return new LongArrayCounterSnapshot(getName(), getUnits(), getVariability(), getFlags(), getVectorLength(), longArrayValue()); } private static final long serialVersionUID = -2733617913045487126L; }