jdk/test/java/rmi/reliability/benchmark/bench/serial/Booleans.java
author xdono
Wed, 02 Jul 2008 12:55:45 -0700
changeset 715 f16baef3a20e
parent 309 bda219d843f6
child 5506 202f599c92aa
permissions -rw-r--r--
6719955: Update copyright year Summary: Update copyright year for files that have been modified in 2008 Reviewed-by: ohair, tbell
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
309
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
     1
/*
715
f16baef3a20e 6719955: Update copyright year
xdono
parents: 309
diff changeset
     2
 * Copyright 1999-2008 Sun Microsystems, Inc.  All Rights Reserved.
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
     3
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
90ce3da70b43 Initial load
duke
parents:
diff changeset
     4
 *
90ce3da70b43 Initial load
duke
parents:
diff changeset
     5
 * This code is free software; you can redistribute it and/or modify it
90ce3da70b43 Initial load
duke
parents:
diff changeset
     6
 * under the terms of the GNU General Public License version 2 only, as
90ce3da70b43 Initial load
duke
parents:
diff changeset
     7
 * published by the Free Software Foundation.
90ce3da70b43 Initial load
duke
parents:
diff changeset
     8
 *
90ce3da70b43 Initial load
duke
parents:
diff changeset
     9
 * This code is distributed in the hope that it will be useful, but WITHOUT
90ce3da70b43 Initial load
duke
parents:
diff changeset
    10
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
90ce3da70b43 Initial load
duke
parents:
diff changeset
    11
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
90ce3da70b43 Initial load
duke
parents:
diff changeset
    12
 * version 2 for more details (a copy is included in the LICENSE file that
90ce3da70b43 Initial load
duke
parents:
diff changeset
    13
 * accompanied this code).
90ce3da70b43 Initial load
duke
parents:
diff changeset
    14
 *
90ce3da70b43 Initial load
duke
parents:
diff changeset
    15
 * You should have received a copy of the GNU General Public License version
90ce3da70b43 Initial load
duke
parents:
diff changeset
    16
 * 2 along with this work; if not, write to the Free Software Foundation,
90ce3da70b43 Initial load
duke
parents:
diff changeset
    17
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
90ce3da70b43 Initial load
duke
parents:
diff changeset
    18
 *
90ce3da70b43 Initial load
duke
parents:
diff changeset
    19
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
90ce3da70b43 Initial load
duke
parents:
diff changeset
    20
 * CA 95054 USA or visit www.sun.com if you need additional information or
90ce3da70b43 Initial load
duke
parents:
diff changeset
    21
 * have any questions.
90ce3da70b43 Initial load
duke
parents:
diff changeset
    22
 */
90ce3da70b43 Initial load
duke
parents:
diff changeset
    23
90ce3da70b43 Initial load
duke
parents:
diff changeset
    24
/*
90ce3da70b43 Initial load
duke
parents:
diff changeset
    25
 *
90ce3da70b43 Initial load
duke
parents:
diff changeset
    26
 */
90ce3da70b43 Initial load
duke
parents:
diff changeset
    27
90ce3da70b43 Initial load
duke
parents:
diff changeset
    28
package bench.serial;
90ce3da70b43 Initial load
duke
parents:
diff changeset
    29
90ce3da70b43 Initial load
duke
parents:
diff changeset
    30
import bench.Benchmark;
90ce3da70b43 Initial load
duke
parents:
diff changeset
    31
import java.io.ObjectInputStream;
90ce3da70b43 Initial load
duke
parents:
diff changeset
    32
import java.io.ObjectOutputStream;
90ce3da70b43 Initial load
duke
parents:
diff changeset
    33
90ce3da70b43 Initial load
duke
parents:
diff changeset
    34
/**
90ce3da70b43 Initial load
duke
parents:
diff changeset
    35
 * Benchmark for testing speed of boolean reads/writes.
90ce3da70b43 Initial load
duke
parents:
diff changeset
    36
 */
90ce3da70b43 Initial load
duke
parents:
diff changeset
    37
public class Booleans implements Benchmark {
309
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    38
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
    39
    /**
90ce3da70b43 Initial load
duke
parents:
diff changeset
    40
     * Write and read boolean values to/from a stream.  The benchmark is run in
90ce3da70b43 Initial load
duke
parents:
diff changeset
    41
     * batches: each "batch" consists of a fixed number of read/write cycles,
90ce3da70b43 Initial load
duke
parents:
diff changeset
    42
     * and the stream is flushed (and underlying stream buffer cleared) in
90ce3da70b43 Initial load
duke
parents:
diff changeset
    43
     * between each batch.
90ce3da70b43 Initial load
duke
parents:
diff changeset
    44
     * Arguments: <# batches> <# cycles per batch>
90ce3da70b43 Initial load
duke
parents:
diff changeset
    45
     */
90ce3da70b43 Initial load
duke
parents:
diff changeset
    46
    public long run(String[] args) throws Exception {
309
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    47
        int nbatches = Integer.parseInt(args[0]);
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    48
        int ncycles = Integer.parseInt(args[1]);
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    49
        StreamBuffer sbuf = new StreamBuffer();
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    50
        ObjectOutputStream oout =
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    51
            new ObjectOutputStream(sbuf.getOutputStream());
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    52
        ObjectInputStream oin =
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    53
            new ObjectInputStream(sbuf.getInputStream());
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
    54
309
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    55
        doReps(oout, oin, sbuf, 1, ncycles);    // warmup
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    56
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    57
        long start = System.currentTimeMillis();
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    58
        doReps(oout, oin, sbuf, nbatches, ncycles);
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
    59
        return System.currentTimeMillis() - start;
90ce3da70b43 Initial load
duke
parents:
diff changeset
    60
    }
309
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    61
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
    62
    /**
90ce3da70b43 Initial load
duke
parents:
diff changeset
    63
     * Run benchmark for given number of batches, with given number of cycles
90ce3da70b43 Initial load
duke
parents:
diff changeset
    64
     * for each batch.
90ce3da70b43 Initial load
duke
parents:
diff changeset
    65
     */
90ce3da70b43 Initial load
duke
parents:
diff changeset
    66
    void doReps(ObjectOutputStream oout, ObjectInputStream oin,
309
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    67
                StreamBuffer sbuf, int nbatches, int ncycles)
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    68
        throws Exception
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
    69
    {
309
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    70
        for (int i = 0; i < nbatches; i++) {
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    71
            sbuf.reset();
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    72
            for (int j = 0; j < ncycles; j++) {
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    73
                oout.writeBoolean(false);
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    74
            }
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    75
            oout.flush();
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    76
            for (int j = 0; j < ncycles; j++) {
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    77
                oin.readBoolean();
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    78
            }
bda219d843f6 6627823: Missed whitespace normalization files: jdk/test/java/rmi
ohair
parents: 2
diff changeset
    79
        }
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
    80
    }
90ce3da70b43 Initial load
duke
parents:
diff changeset
    81
}