SystemPropertyInformation.java

/*
 * Copyright 2006-2014 the original author or 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.jrecruiter.common;

import java.util.List;

/**
 * Provides access to the JVM System Properties in a type-safe manner.
 *
 * @author Gunnar Hillert
 */
public enum SystemPropertyInformation {

	JAVA_VERSION(                 "java.version",  	               "Java Runtime Environment version"),
	JAVA_VENDOR(                  "java.vendor",  	               "Java Runtime Environment vendor"),
	JAVA_VENDOR_URL(              "java.vendor.url",  	           "Java vendor URL"),
	JAVA_HOME(                    "java.home",  	               "Java installation directory"),
	JAVA_VM_SPECIFICATION_VERSION("java.vm.specification.version", "Java Virtual Machine specification version"),
	JAVA_VM_SPECIFICATION_VENDOR( "java.vm.specification.vendor",  "Java Virtual Machine specification vendor"),
	JAVA_VM_SPECIFICATION_NAME(   "java.vm.specification.name",    "Java Virtual Machine specification name"),
	JAVA_VM_VERISON(              "java.vm.version",  	           "Java Virtual Machine implementation version"),
	JAVA_VM_VENDOR(               "java.vm.vendor",  	           "Java Virtual Machine implementation vendor"),
	JAVA_VM_NAME(                 "java.vm.name",  	               "Java Virtual Machine implementation name"),
	JAVA_SPECIFICATION_VERSION(   "java.specification.version",    "Java Runtime Environment specification version"),
	JAVA_SPECIFICATION_VENDOR(    "java.specification.vendor",     "Java Runtime Environment specification vendor"),
	JAVA_SPECIFICATION_NAME(      "java.specification.name",  	   "Java Runtime Environment specification name"),
	JAVA_CLASS_VERSION(           "java.class.version",  	       "Java class format version number"),
	JAVA_CLASS_PATH(              "java.class.path",  	           "Java class path"),
	JAVA_LIBRARY_PATH(            "java.library.path",  	       "List of paths to search when loading libraries"),
	JAVA_IO_TMPDIR(               "java.io.tmpdir",  	           "Default temp file path"),
	JAVA_COMPILER(                "java.compiler",  	           "Name of JIT compiler to use"),
	JAVA_EXT_DIR(                 "java.ext.dirs",  	           "Path of extension directory or directories"),
	OS_NAME(                      "os.name",  	                   "Operating system name"),
	OS_ARCH(                      "os.arch",  	                   "Operating system architecture"),
	OS_VERSION(                   "os.version",  	               "Operating system version"),
	FILE_SEPARATOR(               "file.separator",  	           "File separator (\"/\" on UNIX)"),
	PATH_SEPARATOR(               "path.separator",  	           "Path separator (\":\" on UNIX)"),
	LINE_SEPARATOR(               "line.separator",  	           "Line separator (\"\n\" on UNIX)"),
	USER_NAME(                    "user.name",  	               "User's account name"),
	USER_HOME(                    "user.home",  	               "User's home directory"),
	USER_DIR(                     "user.dir",  	                   "User's current working directory");

	private String propertyKey;
	private String description;

	private SystemPropertyInformation(final String propertyKey, final String description) {
		this.propertyKey = propertyKey;
		this.description = description;
	}

	public String getPropertyKey() {
		return propertyKey;
	}

	public void setPropertyKey(String propertyKey) {
		this.propertyKey = propertyKey;
	}

	public String getDescription() {
		return description;
	}

	public void setDescription(String description) {
		this.description = description;
	}

	public String getPropertyValue() {
		return System.getProperty(this.propertyKey);
	}

	public static List<SystemPropertyInformation> getSystemPropertyValuesAsList() {

		final List<SystemPropertyInformation>systemPropertyValues = CollectionUtils.getArrayList();

		for (SystemPropertyInformation systemProperty : SystemPropertyInformation.values()) {
			systemPropertyValues.add(systemProperty);
		}

		return systemPropertyValues;
	}

}