Java: How to check jdk version?

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How to know JDK version from within Java code

In my java code I want to check jdk version. If it is 1.5 or above than & than only I want to go ahead with further execution. How to get the jdk version ?

see [this][1] System.getProperty("java.version") [1]: http://stackoverflow.com/questions/5103121/how-to-find-the-jvm-version-from-a-java-program — turtledove, Sep 27 '12 at 07:37

score 10 · Accepted Answer · answered Sep 27 '12 at 07:38

10

Use this condition

Integer.parseInt(System.getProperty("java.version").split("\\.")[1]) >= 5

to check the Java version.

answered Sep 27 '12 at 07:38

Ingo Kegel

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score 4 · Answer 2 · answered Sep 27 '12 at 07:38

4

String version = System.getProperty("java.specification.version");

That will give you the string 1.5 for example. Easy to parse.

answered Sep 27 '12 at 07:38

maba

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score 3 · Answer 3 · answered Sep 27 '12 at 07:36

3

String version = System.getProperty("java.version");

answered Sep 27 '12 at 07:36

David Grant

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Java: How to check jdk version?

3 Answers3