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Sanity4J was created to simplify running multiple static code analysis tools on the Java projects. It provides a single entry point to run all the selected tools and produce a consolidated report, which presents all findings in an easily accessible manner.

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AvoidLosingExceptionInformation

AvoidLosingExceptionInformation

Statements in a catch block that invoke accessors on the exception without using the information only add to code size. Either remove the invocation, or use the return result.



//CatchStatement/Block/BlockStatement/Statement/StatementExpression/PrimaryExpression/PrimaryPrefix/Name
[
   @Image = concat(../../../../../../../FormalParameter/VariableDeclaratorId/@Image, '.getMessage')
   or
   @Image = concat(../../../../../../../FormalParameter/VariableDeclaratorId/@Image, '.getLocalizedMessage')
   or
   @Image = concat(../../../../../../../FormalParameter/VariableDeclaratorId/@Image, '.getCause')
   or
   @Image = concat(../../../../../../../FormalParameter/VariableDeclaratorId/@Image, '.getStackTrace')
   or
   @Image = concat(../../../../../../../FormalParameter/VariableDeclaratorId/@Image, '.toString')
]

				
Example(s):



public void bar() {
	try {
		// do something
	} catch (SomeException se) {
		se.getMessage();
	}
}