Java: How to check jdk version? [duplicate]

Question

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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 ?

Answer 1

Use this condition

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

to check the Java version.

Answer 2

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

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