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-rw-r--r--src/org/apache/commons/lang3/JavaVersion.java168
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diff --git a/src/org/apache/commons/lang3/JavaVersion.java b/src/org/apache/commons/lang3/JavaVersion.java
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-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You 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.apache.commons.lang3;
-
-/**
- * <p>An enum representing all the versions of the Java specification.
- * This is intended to mirror available values from the
- * <em>java.specification.version</em> System property. </p>
- *
- * @since 3.0
- * @version $Id: $
- */
-public enum JavaVersion {
-
- /**
- * The Java version reported by Android. This is not an official Java version number.
- */
- JAVA_0_9(1.5f, "0.9"),
-
- /**
- * Java 1.1.
- */
- JAVA_1_1(1.1f, "1.1"),
-
- /**
- * Java 1.2.
- */
- JAVA_1_2(1.2f, "1.2"),
-
- /**
- * Java 1.3.
- */
- JAVA_1_3(1.3f, "1.3"),
-
- /**
- * Java 1.4.
- */
- JAVA_1_4(1.4f, "1.4"),
-
- /**
- * Java 1.5.
- */
- JAVA_1_5(1.5f, "1.5"),
-
- /**
- * Java 1.6.
- */
- JAVA_1_6(1.6f, "1.6"),
-
- /**
- * Java 1.7.
- */
- JAVA_1_7(1.7f, "1.7"),
-
- /**
- * Java 1.8.
- */
- JAVA_1_8(1.8f, "1.8");
-
- /**
- * The float value.
- */
- private float value;
- /**
- * The standard name.
- */
- private String name;
-
- /**
- * Constructor.
- *
- * @param value the float value
- * @param name the standard name, not null
- */
- JavaVersion(final float value, final String name) {
- this.value = value;
- this.name = name;
- }
-
- //-----------------------------------------------------------------------
- /**
- * <p>Whether this version of Java is at least the version of Java passed in.</p>
- *
- * <p>For example:<br />
- * {@code myVersion.atLeast(JavaVersion.JAVA_1_4)}<p>
- *
- * @param requiredVersion the version to check against, not null
- * @return true if this version is equal to or greater than the specified version
- */
- public boolean atLeast(JavaVersion requiredVersion) {
- return this.value >= requiredVersion.value;
- }
-
- /**
- * Transforms the given string with a Java version number to the
- * corresponding constant of this enumeration class. This method is used
- * internally.
- *
- * @param nom the Java version as string
- * @return the corresponding enumeration constant or <b>null</b> if the
- * version is unknown
- */
- // helper for static importing
- static JavaVersion getJavaVersion(final String nom) {
- return get(nom);
- }
-
- /**
- * Transforms the given string with a Java version number to the
- * corresponding constant of this enumeration class. This method is used
- * internally.
- *
- * @param nom the Java version as string
- * @return the corresponding enumeration constant or <b>null</b> if the
- * version is unknown
- */
- static JavaVersion get(final String nom) {
- if ("0.9".equals(nom)) {
- return JAVA_0_9;
- } else if ("1.1".equals(nom)) {
- return JAVA_1_1;
- } else if ("1.2".equals(nom)) {
- return JAVA_1_2;
- } else if ("1.3".equals(nom)) {
- return JAVA_1_3;
- } else if ("1.4".equals(nom)) {
- return JAVA_1_4;
- } else if ("1.5".equals(nom)) {
- return JAVA_1_5;
- } else if ("1.6".equals(nom)) {
- return JAVA_1_6;
- } else if ("1.7".equals(nom)) {
- return JAVA_1_7;
- } else if ("1.8".equals(nom)) {
- return JAVA_1_8;
- } else {
- return null;
- }
- }
-
- //-----------------------------------------------------------------------
- /**
- * <p>The string value is overridden to return the standard name.</p>
- *
- * <p>For example, <code>"1.5"</code>.</p>
- *
- * @return the name, not null
- */
- @Override
- public String toString() {
- return name;
- }
-
-}