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Javadoc and add toString()

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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/lang/trunk@1077967 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Stephen Colebourne 2011-03-04 14:34:05 +00:00
parent e4671b466d
commit 30c4689bca
2 changed files with 57 additions and 26 deletions
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66
src/main/java/org/apache/commons/lang3/JavaVersion.java
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@ -36,24 +36,35 @@ public enum JavaVersion {
JAVA_1_7(1.7f, "1.7"),
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;
}
//-----------------------------------------------------------------------
/**
* Whether this version of Java is at least the version
* of Java passed in.
* <p>Whether this version of Java is at least the version of Java passed in.</p>
*
* For example:
* myVersion.atLeast(JavaVersion.JAVA_1_4)
* <p>For example:<br />
* {@code myVersion.atLeast(JavaVersion.JAVA_1_4)}<p>
*
* @param requiredVersion to check this version is at least equivalent to
*
* @return Whether this version is at least the passed in version
* @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;
@ -63,35 +74,42 @@ public boolean atLeast(JavaVersion requiredVersion) {
static JavaVersion getJavaVersion(final String nom) {
return get(nom);
}
static JavaVersion get(final String nom) {
if("0.9".equals(nom)) {
if ("0.9".equals(nom)) {
return JAVA_0_9;
} else
if("1.1".equals(nom)) {
} else if ("1.1".equals(nom)) {
return JAVA_1_1;
} else
if("1.2".equals(nom)) {
} else if ("1.2".equals(nom)) {
return JAVA_1_2;
} else
if("1.3".equals(nom)) {
} else if ("1.3".equals(nom)) {
return JAVA_1_3;
} else
if("1.4".equals(nom)) {
} else if ("1.4".equals(nom)) {
return JAVA_1_4;
} else
if("1.5".equals(nom)) {
} else if ("1.5".equals(nom)) {
return JAVA_1_5;
} else
if("1.6".equals(nom)) {
} else if ("1.6".equals(nom)) {
return JAVA_1_6;
} else
if("1.7".equals(nom)) {
} else if ("1.7".equals(nom)) {
return JAVA_1_7;
} else
if("1.8".equals(nom)) {
} 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, '1.5'.</p>
*
* @return the name, not null
*/
@Override
public String toString() {
return name;
}
}

17
src/test/java/org/apache/commons/lang3/JavaVersionTest.java
View File

@ -18,8 +18,17 @@
*/
package org.apache.commons.lang3;
import static org.apache.commons.lang3.JavaVersion.*;
import static org.apache.commons.lang3.JavaVersion.JAVA_0_9;
import static org.apache.commons.lang3.JavaVersion.JAVA_1_1;
import static org.apache.commons.lang3.JavaVersion.JAVA_1_2;
import static org.apache.commons.lang3.JavaVersion.JAVA_1_3;
import static org.apache.commons.lang3.JavaVersion.JAVA_1_4;
import static org.apache.commons.lang3.JavaVersion.JAVA_1_5;
import static org.apache.commons.lang3.JavaVersion.JAVA_1_6;
import static org.apache.commons.lang3.JavaVersion.JAVA_1_7;
import static org.apache.commons.lang3.JavaVersion.JAVA_1_8;
import static org.apache.commons.lang3.JavaVersion.get;
import static org.apache.commons.lang3.JavaVersion.getJavaVersion;
import junit.framework.TestCase;
/**
@ -53,4 +62,8 @@ public void testAtLeast() {
assertFalse("0.9 at least 1.6 passed", JAVA_0_9.atLeast(JAVA_1_6));
}
public void testToString() {
assertEquals("1.2", JAVA_1_2.toString());
}
}