Wed, 27 Apr 2016 01:27:09 +0800
Initial load
http://hg.openjdk.java.net/jdk8u/jdk8u/jaxws/
changeset: 657:d47a47f961ee
tag: jdk8u25-b17
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. Oracle designates this |
aoqi@0 | 8 | * particular file as subject to the "Classpath" exception as provided |
aoqi@0 | 9 | * by Oracle in the LICENSE file that accompanied this code. |
aoqi@0 | 10 | * |
aoqi@0 | 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 14 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 15 | * accompanied this code). |
aoqi@0 | 16 | * |
aoqi@0 | 17 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 20 | * |
aoqi@0 | 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 22 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 23 | * questions. |
aoqi@0 | 24 | */ |
aoqi@0 | 25 | |
aoqi@0 | 26 | /* FROM mail.jar */ |
aoqi@0 | 27 | package com.sun.xml.internal.org.jvnet.mimepull; |
aoqi@0 | 28 | |
aoqi@0 | 29 | import java.util.*; |
aoqi@0 | 30 | |
aoqi@0 | 31 | /** |
aoqi@0 | 32 | * Utilities to make it easier to get property values. |
aoqi@0 | 33 | * Properties can be strings or type-specific value objects. |
aoqi@0 | 34 | * |
aoqi@0 | 35 | * @author Bill Shannon |
aoqi@0 | 36 | */ |
aoqi@0 | 37 | final class PropUtil { |
aoqi@0 | 38 | |
aoqi@0 | 39 | // No one should instantiate this class. |
aoqi@0 | 40 | private PropUtil() { |
aoqi@0 | 41 | } |
aoqi@0 | 42 | |
aoqi@0 | 43 | /** |
aoqi@0 | 44 | * Get a boolean valued System property. |
aoqi@0 | 45 | */ |
aoqi@0 | 46 | public static boolean getBooleanSystemProperty(String name, boolean def) { |
aoqi@0 | 47 | try { |
aoqi@0 | 48 | return getBoolean(getProp(System.getProperties(), name), def); |
aoqi@0 | 49 | } catch (SecurityException sex) { |
aoqi@0 | 50 | // fall through... |
aoqi@0 | 51 | } |
aoqi@0 | 52 | |
aoqi@0 | 53 | /* |
aoqi@0 | 54 | * If we can't get the entire System Properties object because |
aoqi@0 | 55 | * of a SecurityException, just ask for the specific property. |
aoqi@0 | 56 | */ |
aoqi@0 | 57 | try { |
aoqi@0 | 58 | String value = System.getProperty(name); |
aoqi@0 | 59 | if (value == null) { |
aoqi@0 | 60 | return def; |
aoqi@0 | 61 | } |
aoqi@0 | 62 | if (def) { |
aoqi@0 | 63 | return !value.equalsIgnoreCase("false"); |
aoqi@0 | 64 | } else { |
aoqi@0 | 65 | return value.equalsIgnoreCase("true"); |
aoqi@0 | 66 | } |
aoqi@0 | 67 | } catch (SecurityException sex) { |
aoqi@0 | 68 | return def; |
aoqi@0 | 69 | } |
aoqi@0 | 70 | } |
aoqi@0 | 71 | |
aoqi@0 | 72 | /** |
aoqi@0 | 73 | * Get the value of the specified property. |
aoqi@0 | 74 | * If the "get" method returns null, use the getProperty method, |
aoqi@0 | 75 | * which might cascade to a default Properties object. |
aoqi@0 | 76 | */ |
aoqi@0 | 77 | private static Object getProp(Properties props, String name) { |
aoqi@0 | 78 | Object val = props.get(name); |
aoqi@0 | 79 | if (val != null) { |
aoqi@0 | 80 | return val; |
aoqi@0 | 81 | } else { |
aoqi@0 | 82 | return props.getProperty(name); |
aoqi@0 | 83 | } |
aoqi@0 | 84 | } |
aoqi@0 | 85 | |
aoqi@0 | 86 | /** |
aoqi@0 | 87 | * Interpret the value object as a boolean, |
aoqi@0 | 88 | * returning def if unable. |
aoqi@0 | 89 | */ |
aoqi@0 | 90 | private static boolean getBoolean(Object value, boolean def) { |
aoqi@0 | 91 | if (value == null) { |
aoqi@0 | 92 | return def; |
aoqi@0 | 93 | } |
aoqi@0 | 94 | if (value instanceof String) { |
aoqi@0 | 95 | /* |
aoqi@0 | 96 | * If the default is true, only "false" turns it off. |
aoqi@0 | 97 | * If the default is false, only "true" turns it on. |
aoqi@0 | 98 | */ |
aoqi@0 | 99 | if (def) { |
aoqi@0 | 100 | return !((String)value).equalsIgnoreCase("false"); |
aoqi@0 | 101 | } else { |
aoqi@0 | 102 | return ((String)value).equalsIgnoreCase("true"); |
aoqi@0 | 103 | } |
aoqi@0 | 104 | } |
aoqi@0 | 105 | if (value instanceof Boolean) { |
aoqi@0 | 106 | return ((Boolean)value).booleanValue(); |
aoqi@0 | 107 | } |
aoqi@0 | 108 | return def; |
aoqi@0 | 109 | } |
aoqi@0 | 110 | } |