spring-security/crypto/crypto.gradle

// crypto module build file

// jdkVersion = System.properties['java.version']
// isJdk6 = jdkVersion >= '1.6'
int maxAESKeySize = javax.crypto.Cipher.getMaxAllowedKeyLength('AES')

configure(project.tasks.withType(Test)) {
    if (maxAESKeySize < 256) {
        println "AES keysize limited to $maxAESKeySize, skipping EncryptorsTests"
        exclude '**/EncryptorsTests.class'
    }
}