[14627] | 1 | /*
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| 2 | * Copyright 2001-2005 The Apache Software Foundation
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| 3 | *
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| 4 | * Licensed under the Apache License, Version 2.0 (the "License");
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| 5 | * you may not use this file except in compliance with the License.
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| 6 | * You may obtain a copy of the License at
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| 7 | *
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| 8 | * http://www.apache.org/licenses/LICENSE-2.0
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| 9 | *
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| 10 | * Unless required by applicable law or agreed to in writing, software
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| 11 | * distributed under the License is distributed on an "AS IS" BASIS,
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| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| 13 | * See the License for the specific language governing permissions and
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| 14 | * limitations under the License.
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| 15 | *
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| 16 | */
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| 17 |
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| 18 | package org.apache.tools.ant.taskdefs.condition;
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| 19 |
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| 20 | import java.util.Locale;
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| 21 | import org.apache.tools.ant.BuildException;
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| 22 |
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| 23 | /**
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| 24 | * Condition that tests the OS type.
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| 25 | *
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| 26 | * @since Ant 1.4
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| 27 | */
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| 28 | public class Os implements Condition {
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| 29 | private static final String OS_NAME =
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| 30 | System.getProperty("os.name").toLowerCase(Locale.US);
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| 31 | private static final String OS_ARCH =
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| 32 | System.getProperty("os.arch").toLowerCase(Locale.US);
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| 33 | private static final String OS_VERSION =
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| 34 | System.getProperty("os.version").toLowerCase(Locale.US);
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| 35 | private static final String PATH_SEP =
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| 36 | System.getProperty("path.separator");
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| 37 |
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| 38 | private String family;
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| 39 | private String name;
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| 40 | private String version;
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| 41 | private String arch;
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| 42 |
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| 43 | /**
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| 44 | * Default constructor
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| 45 | *
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| 46 | */
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| 47 | public Os() {
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| 48 | }
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| 49 |
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| 50 | /**
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| 51 | * Constructor that sets the family attribute
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| 52 | *
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| 53 | * @param family a String value
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| 54 | */
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| 55 | public Os(String family) {
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| 56 | setFamily(family);
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| 57 | }
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| 58 |
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| 59 | /**
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| 60 | * Sets the desired OS family type
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| 61 | *
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| 62 | * @param f The OS family type desired<br />
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| 63 | * Possible values:<br />
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| 64 | * <ul>
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| 65 | * <li>dos</li>
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| 66 | * <li>mac</li>
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| 67 | * <li>netware</li>
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| 68 | * <li>os/2</li>
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| 69 | * <li>tandem</li>
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| 70 | * <li>unix</li>
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| 71 | * <li>windows</li>
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| 72 | * <li>win9x</li>
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| 73 | * <li>z/os</li>
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| 74 | * <li>os/400</li>
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| 75 | * </ul>
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| 76 | */
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| 77 | public void setFamily(String f) {
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| 78 | family = f.toLowerCase(Locale.US);
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| 79 | }
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| 80 |
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| 81 | /**
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| 82 | * Sets the desired OS name
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| 83 | *
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| 84 | * @param name The OS name
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| 85 | */
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| 86 | public void setName(String name) {
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| 87 | this.name = name.toLowerCase(Locale.US);
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| 88 | }
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| 89 |
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| 90 | /**
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| 91 | * Sets the desired OS architecture
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| 92 | *
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| 93 | * @param arch The OS architecture
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| 94 | */
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| 95 | public void setArch(String arch) {
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| 96 | this.arch = arch.toLowerCase(Locale.US);
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| 97 | }
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| 98 |
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| 99 | /**
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| 100 | * Sets the desired OS version
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| 101 | *
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| 102 | * @param version The OS version
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| 103 | */
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| 104 | public void setVersion(String version) {
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| 105 | this.version = version.toLowerCase(Locale.US);
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| 106 | }
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| 107 |
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| 108 | /**
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| 109 | * Determines if the OS on which Ant is executing matches the type of
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| 110 | * that set in setFamily.
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| 111 | * @see Os#setFamily(String)
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| 112 | */
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| 113 | public boolean eval() throws BuildException {
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| 114 | return isOs(family, name, arch, version);
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| 115 | }
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| 116 |
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| 117 | /**
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| 118 | * Determines if the OS on which Ant is executing matches the
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| 119 | * given OS family.
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| 120 | * @param family the family to check for
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| 121 | * @return true if the OS matches
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| 122 | * @since 1.5
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| 123 | */
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| 124 | public static boolean isFamily(String family) {
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| 125 | return isOs(family, null, null, null);
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| 126 | }
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| 127 |
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| 128 | /**
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| 129 | * Determines if the OS on which Ant is executing matches the
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| 130 | * given OS name.
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| 131 | *
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| 132 | * @param name the OS name to check for
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| 133 | * @return true if the OS matches
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| 134 | * @since 1.7
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| 135 | */
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| 136 | public static boolean isName(String name) {
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| 137 | return isOs(null, name, null, null);
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| 138 | }
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| 139 |
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| 140 | /**
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| 141 | * Determines if the OS on which Ant is executing matches the
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| 142 | * given OS architecture.
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| 143 | *
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| 144 | * @param arch the OS architecture to check for
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| 145 | * @return true if the OS matches
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| 146 | * @since 1.7
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| 147 | */
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| 148 | public static boolean isArch(String arch) {
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| 149 | return isOs(null, null, arch, null);
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| 150 | }
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| 151 |
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| 152 | /**
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| 153 | * Determines if the OS on which Ant is executing matches the
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| 154 | * given OS version.
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| 155 | *
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| 156 | * @param version the OS version to check for
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| 157 | * @return true if the OS matches
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| 158 | * @since 1.7
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| 159 | */
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| 160 | public static boolean isVersion(String version) {
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| 161 | return isOs(null, null, null, version);
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| 162 | }
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| 163 |
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| 164 | /**
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| 165 | * Determines if the OS on which Ant is executing matches the
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| 166 | * given OS family, name, architecture and version
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| 167 | *
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| 168 | * @param family The OS family
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| 169 | * @param name The OS name
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| 170 | * @param arch The OS architecture
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| 171 | * @param version The OS version
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| 172 | * @return true if the OS matches
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| 173 | * @since 1.7
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| 174 | */
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| 175 | public static boolean isOs(String family, String name, String arch,
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| 176 | String version) {
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| 177 | boolean retValue = false;
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| 178 |
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| 179 | if (family != null || name != null || arch != null
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| 180 | || version != null) {
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| 181 |
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| 182 | boolean isFamily = true;
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| 183 | boolean isName = true;
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| 184 | boolean isArch = true;
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| 185 | boolean isVersion = true;
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| 186 |
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| 187 | if (family != null) {
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| 188 | if (family.equals("windows")) {
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| 189 | isFamily = OS_NAME.indexOf("windows") > -1;
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| 190 | } else if (family.equals("os/2")) {
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| 191 | isFamily = OS_NAME.indexOf("os/2") > -1;
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| 192 | } else if (family.equals("netware")) {
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| 193 | isFamily = OS_NAME.indexOf("netware") > -1;
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| 194 | } else if (family.equals("dos")) {
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| 195 | isFamily = PATH_SEP.equals(";") && !isFamily("netware");
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| 196 | } else if (family.equals("mac")) {
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| 197 | isFamily = OS_NAME.indexOf("mac") > -1;
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| 198 | } else if (family.equals("tandem")) {
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| 199 | isFamily = OS_NAME.indexOf("nonstop_kernel") > -1;
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| 200 | } else if (family.equals("unix")) {
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| 201 | isFamily = PATH_SEP.equals(":")
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| 202 | && !isFamily("openvms")
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| 203 | && (!isFamily("mac") || OS_NAME.endsWith("x"));
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| 204 | } else if (family.equals("win9x")) {
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| 205 | isFamily = isFamily("windows")
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| 206 | && (OS_NAME.indexOf("95") >= 0
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| 207 | || OS_NAME.indexOf("98") >= 0
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| 208 | || OS_NAME.indexOf("me") >= 0
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| 209 | || OS_NAME.indexOf("ce") >= 0);
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| 210 | } else if (family.equals("z/os")) {
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| 211 | isFamily = OS_NAME.indexOf("z/os") > -1
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| 212 | || OS_NAME.indexOf("os/390") > -1;
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| 213 | } else if (family.equals("os/400")) {
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| 214 | isFamily = OS_NAME.indexOf("os/400") > -1;
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| 215 | } else if (family.equals("openvms")) {
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| 216 | isFamily = OS_NAME.indexOf("openvms") > -1;
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| 217 | } else {
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| 218 | throw new BuildException(
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| 219 | "Don\'t know how to detect os family \""
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| 220 | + family + "\"");
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| 221 | }
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| 222 | }
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| 223 | if (name != null) {
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| 224 | isName = name.equals(OS_NAME);
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| 225 | }
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| 226 | if (arch != null) {
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| 227 | isArch = arch.equals(OS_ARCH);
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| 228 | }
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| 229 | if (version != null) {
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| 230 | isVersion = version.equals(OS_VERSION);
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| 231 | }
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| 232 | retValue = isFamily && isName && isArch && isVersion;
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| 233 | }
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| 234 | return retValue;
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| 235 | }
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| 236 | }
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