Protocol { public final static boolean isEmpty(String commandPart) { return commandPart == null || commandPart.trim().length() == 0; }  static String encodeBytes(byte[] bytes); final static boolean getBoolean(String commandPart); final static byte[] getBytes(String commandPart); final static BigDecimal getDecimal(String commandPart); final static double getDouble(String commandPart); final static int getInteger(String commandPart); final static long getLong(String commandPart); final static String getMemberOutputCommand(char memberType); final static String getMemberOutputCommand(char memberType, String fqn); static String getNoSuchFieldOutputCommand(); final static Object getNull(String commandPart); final static Object getObject(String commandPart, Gateway gateway); final static String getOutputCommand(ReturnObject rObject); final static String getOutputErrorCommand(); final static String getOutputErrorCommand(String errorMessage); final static String getOutputErrorCommand(Throwable throwable); final static String getOutputFatalErrorCommand(Throwable throwable); final static String getOutputVoidCommand(); final static String getAuthCommand(String authToken); static char getPrimitiveType(Object primitiveObject); static Object getPythonProxy(String commandPart, Gateway gateway); static Object getPythonProxyHandler(ClassLoader classLoader, Class[] interfacesToImplement, String objectId,
			Gateway gateway); final static Object getReference(String commandPart, Gateway gateway); final static Object getReturnValue(String returnMessage, Gateway gateway); final static Throwable getRootThrowable(Throwable throwable, boolean skipInvocation); final static String getString(String commandPart); final static String getThrowableAsString(Throwable throwable); final static boolean isBoolean(String commandPart); final static boolean isReturnMessage(String commandPart); final static boolean isBytes(String commandPart); final static boolean isDecimal(String commandPart); final static boolean isDouble(String commandPart); final static boolean isEmpty(String commandPart); final static boolean isEnd(String commandPart); final static boolean isError(String returnMessage); final static boolean isInteger(String commandPart); final static boolean isLong(String commandPart); final static boolean isNull(String commandPart); final static boolean isPythonProxy(String commandPart); final static boolean isReference(String commandPart); final static boolean isString(String commandPart); final static char BYTES_TYPE; final static char INTEGER_TYPE; final static char LONG_TYPE; final static char BOOLEAN_TYPE; final static char DOUBLE_TYPE; final static char DECIMAL_TYPE; final static char STRING_TYPE; final static char REFERENCE_TYPE; final static char LIST_TYPE; final static char SET_TYPE; final static char ARRAY_TYPE; final static char MAP_TYPE; final static char ITERATOR_TYPE; final static char NULL_TYPE; final static char PYTHON_PROXY_TYPE; final static char PACKAGE_TYPE; final static char CLASS_TYPE; final static char METHOD_TYPE; final static char NO_MEMBER; final static char VOID; final static char RETURN_MESSAGE; final static char END; final static char END_OUTPUT; final static char ERROR; final static char FATAL_ERROR; final static char SUCCESS; final static String AUTH_COMMAND_NAME; final static String ERROR_COMMAND; final static String VOID_COMMAND; final static String NO_SUCH_FIELD; final static String ENTRY_POINT_OBJECT_ID; final static String DEFAULT_JVM_OBJECT_ID; final static String GATEWAY_SERVER_ID; final static String STATIC_PREFIX; final static String PYTHON_NAN; final static String PYTHON_INFINITY; final static String PYTHON_NEGATIVE_INFINITY; }
@Test public void testEmpty() { assertTrue(Protocol.isEmpty("")); assertTrue(Protocol.isEmpty(" ")); assertTrue(Protocol.isEmpty("\n")); assertTrue(Protocol.isEmpty(null)); assertFalse(Protocol.isEmpty("btrue")); }