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Add some JavaDocs 

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/lang/trunk@1654140 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Benedikt Ritter 2015-01-23 08:41:18 +00:00
parent 6b90fe3a2c
commit 58320be2fc
1 changed files with 13 additions and 3 deletions
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16
src/main/java/org/apache/commons/lang3/JavaVersion.java
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@ -187,7 +187,11 @@ public enum JavaVersion {
return name; return name;
} }
// upper bound of java version considering 2. or current is the higher /**
* Gets the Java Version from the system or 2.0 if the {@code java.version} system property is not set.
*
* @return the value of {@code java.version} system property or 2.0 if it is not set.
*/
private static float maxVersion() { private static float maxVersion() {
final float v = toFloatVersion(System.getProperty("java.version", "2.0")); final float v = toFloatVersion(System.getProperty("java.version", "2.0"));
if (v > 0) { if (v > 0) {
@ -196,8 +200,14 @@ public enum JavaVersion {
return 2f; return 2f;
} }
private static float toFloatVersion(final String name) { /**
final String[] toParse = name.split("\\."); * Parses a float value from a String.
*
* @param value the String to parse.
* @return the float value represented by teh string or -1 if the given String can not be parsed.
*/
private static float toFloatVersion(final String value) {
final String[] toParse = value.split("\\.");
if (toParse.length >= 2) { if (toParse.length >= 2) {
try { try {
return Float.parseFloat(toParse[0] + '.' + toParse[1]); return Float.parseFloat(toParse[0] + '.' + toParse[1]);