question: returns true if signature is valid for data , using the signing key . keyczar throws exceptions for many cases of malformed signatures , but this instead returns false . concode_field_sep Logger logger concode_elem_sep Signer signingKey concode_elem_sep String SIGNING_RELATIVE_PATH concode_field_sep SecretsBundle generateForTest concode_elem_sep void main concode_elem_sep String signToken
target: boolean function ( String arg0 , String arg1 ) { if ( arg1 . length ( ) == 0 ) { return false ; } try { return signingKey . verify ( arg0 , arg1 ) ; } catch ( KeyczarException loc0 ) { return false ; } }