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/*
* Copyright (C) 2012 The Guava Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.weakref.jmx.internal.guava.base;
import org.weakref.jmx.internal.guava.annotations.Beta;
import org.weakref.jmx.internal.guava.annotations.GwtIncompatible;
/**
* Represents a {@linkplain System#getProperties() standard system property}.
*
* @author Kurt Alfred Kluever
* @since 15.0
*/
@Beta
@GwtIncompatible("java.lang.System#getProperty")
public enum StandardSystemProperty {
/** Java Runtime Environment version. */
JAVA_VERSION("java.version"),
/** Java Runtime Environment vendor. */
JAVA_VENDOR("java.vendor"),
/** Java vendor URL. */
JAVA_VENDOR_URL("java.vendor.url"),
/** Java installation directory. */
JAVA_HOME("java.home"),
/** Java Virtual Machine specification version. */
JAVA_VM_SPECIFICATION_VERSION("java.vm.specification.version"),
/** Java Virtual Machine specification vendor. */
JAVA_VM_SPECIFICATION_VENDOR("java.vm.specification.vendor"),
/** Java Virtual Machine specification name. */
JAVA_VM_SPECIFICATION_NAME("java.vm.specification.name"),
/** Java Virtual Machine implementation version. */
JAVA_VM_VERSION("java.vm.version"),
/** Java Virtual Machine implementation vendor. */
JAVA_VM_VENDOR("java.vm.vendor"),
/** Java Virtual Machine implementation name. */
JAVA_VM_NAME("java.vm.name"),
/** Java Runtime Environment specification version. */
JAVA_SPECIFICATION_VERSION("java.specification.version"),
/** Java Runtime Environment specification vendor. */
JAVA_SPECIFICATION_VENDOR("java.specification.vendor"),
/** Java Runtime Environment specification name. */
JAVA_SPECIFICATION_NAME("java.specification.name"),
/** Java class format version number. */
JAVA_CLASS_VERSION("java.class.version"),
/** Java class path. */
JAVA_CLASS_PATH("java.class.path"),
/** List of paths to search when loading libraries. */
JAVA_LIBRARY_PATH("java.library.path"),
/** Default temp file path. */
JAVA_IO_TMPDIR("java.io.tmpdir"),
/** Name of JIT compiler to use. */
JAVA_COMPILER("java.compiler"),
/** Path of extension directory or directories. */
JAVA_EXT_DIRS("java.ext.dirs"),
/** Operating system name. */
OS_NAME("os.name"),
/** Operating system architecture. */
OS_ARCH("os.arch"),
/** Operating system version. */
OS_VERSION("os.version"),
/** File separator ("/" on UNIX). */
FILE_SEPARATOR("file.separator"),
/** Path separator (":" on UNIX). */
PATH_SEPARATOR("path.separator"),
/** Line separator ("\n" on UNIX). */
LINE_SEPARATOR("line.separator"),
/** User's account name. */
USER_NAME("user.name"),
/** User's home directory. */
USER_HOME("user.home"),
/** User's current working directory. */
USER_DIR("user.dir");
private final String key;
private StandardSystemProperty(String key) {
this.key = key;
}
/**
* Returns the key used to lookup this system property.
*/
public String key() {
return key;
}
/**
* Returns the current value for this system property by delegating to
* {@link System#getProperty(String)}.
*/
public String value() {
return System.getProperty(key);
}
/**
* Returns a string representation of this system property.
*/
@Override public String toString() {
return key() + "=" + value();
}
}