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javaandroidshort-circuiting

Does Android perform boolean short-circuiting?


I know that Java performs optimization for double ampersands in boolean expressions, such as

if(a && b)

If a is false, b is not evaluated. Does this apply to the Android platform?


Solution

  • This is a Java language rule and is converted by the compiler into appropriate Java bytecode. The Dalvik toolset then converts the bytecode into .dex files. Therefore, the Java system will apply the short-circuiting appropriately before the Android system even processes the code.