GlueGen v2.6.0-rc-20250712
GlueGen, Native Binding Generator for Java™ (public API).
LockFactory.java
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1/**
2 * Copyright 2011 JogAmp Community. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without modification, are
5 * permitted provided that the following conditions are met:
6 *
7 * 1. Redistributions of source code must retain the above copyright notice, this list of
8 * conditions and the following disclaimer.
9 *
10 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
11 * of conditions and the following disclaimer in the documentation and/or other materials
12 * provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
15 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
16 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
19 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
21 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
22 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 *
24 * The views and conclusions contained in the software and documentation are those of the
25 * authors and should not be interpreted as representing official policies, either expressed
26 * or implied, of JogAmp Community.
27 */
28package com.jogamp.common.util.locks;
29
30import jogamp.common.util.locks.RecursiveLockImpl01CompleteFair;
31import jogamp.common.util.locks.RecursiveLockImpl01Unfairish;
32import jogamp.common.util.locks.RecursiveLockImplJava5;
33import jogamp.common.util.locks.RecursiveThreadGroupLockImpl01Unfairish;
34
35public class LockFactory {
36
37 public enum ImplType {
38 Int01(0), Java5(1), Int02ThreadGroup(2);
39
40 public final int id;
41
42 ImplType(final int id){
43 this.id = id;
44 }
45 }
46
47 /** default is ImplType.Int01, unfair'ish (fastest w/ least deviation) */
49 return new RecursiveLockImpl01Unfairish();
50 }
51
52 /** default is ImplType.Int02ThreadGroup, unfair'ish (fastest w/ least deviation) */
54 return new RecursiveThreadGroupLockImpl01Unfairish();
55 }
56
57 public static RecursiveLock createRecursiveLock(final ImplType t, final boolean fair) {
58 switch(t) {
59 case Int01:
60 return fair ? new RecursiveLockImpl01CompleteFair() : new RecursiveLockImpl01Unfairish();
61 case Java5:
62 return new RecursiveLockImplJava5(fair);
63 case Int02ThreadGroup:
64 return new RecursiveThreadGroupLockImpl01Unfairish();
65 }
66 throw new InternalError("XXX");
67 }
68
69}
static RecursiveThreadGroupLock createRecursiveThreadGroupLock()
default is ImplType.Int02ThreadGroup, unfair'ish (fastest w/ least deviation)
static RecursiveLock createRecursiveLock()
default is ImplType.Int01, unfair'ish (fastest w/ least deviation)
static RecursiveLock createRecursiveLock(final ImplType t, final boolean fair)
Reentrance capable locking toolkit.
Reentrance capable locking toolkit, supporting multiple threads as owner.