jdk/test/demo/jvmti/HeapUser.java
author lana
Thu, 28 Apr 2016 08:26:43 -0700
changeset 37731 55198b0e17d5
parent 31814 b8431927ad72
permissions -rw-r--r--
Added tag jdk-9+116 for changeset 973b1c28c6d2
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
31813
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
     1
/*
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
     2
 * Copyright (c) 2004, Oracle and/or its affiliates. All rights reserved.
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
     3
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
     4
 *
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
     5
 * This code is free software; you can redistribute it and/or modify it
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
     6
 * under the terms of the GNU General Public License version 2 only, as
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
     7
 * published by the Free Software Foundation.
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
     8
 *
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
     9
 * This code is distributed in the hope that it will be useful, but WITHOUT
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    10
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    11
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    12
 * version 2 for more details (a copy is included in the LICENSE file that
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    13
 * accompanied this code).
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    14
 *
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    15
 * You should have received a copy of the GNU General Public License version
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    16
 * 2 along with this work; if not, write to the Free Software Foundation,
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    17
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    18
 *
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    19
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    20
 * or visit www.oracle.com if you need additional information or have any
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    21
 * questions.
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    22
 */
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    23
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    24
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    25
/*
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    26
 *
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    27
 *   Sample target application
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    28
 *
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    29
 */
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    30
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    31
class Animal {
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    32
    int category;
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    33
    int age;
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    34
}
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    35
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    36
class Pet extends Animal {
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    37
    String owner;
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    38
    String name;
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    39
    String vet;
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    40
    String records;
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    41
    String address;
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    42
    Pet(String name) { this.name = name; }
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    43
}
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    44
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    45
class Dog extends Pet {
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    46
    int breed;
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    47
    int barks;
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    48
    Dog(String name) { super(name); }
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    49
}
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    50
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    51
class Cat extends Pet {
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    52
    int breed;
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    53
    int claws;
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    54
    Cat(String name) { super(name); }
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    55
}
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    56
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    57
public class HeapUser {
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    58
    private static Dog dogs[];
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    59
    private static Cat cats[];
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    60
    public static void main(String args[]) {
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    61
        System.out.println("HeapUser start, 101 dogs, 1000 cats");
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    62
        dogs = new Dog[101];
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    63
        for(int i=0; i<101; i++) {
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    64
            dogs[i] = new Dog("fido " + i);
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    65
        }
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    66
        cats = new Cat[1000];
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    67
        for(int i=0; i<1000; i++) {
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    68
            cats[i] = new Cat("feefee " + i);
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    69
        }
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    70
        System.out.println("HeapUser end");
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    71
    }
977744526c8d 8131328: Restore demo/jvmti tests
ykantser
parents:
diff changeset
    72
}