+\r
+ /**\r
+ Judge whether a datum string is byte array.\r
+ \r
+ @param datum datum string\r
+ \r
+ @return boolean true - is byte array, false - not byte array\r
+ **/\r
+ public static boolean isByteArrayDatum(String datum) {\r
+ if (datum == null) {\r
+ return false;\r
+ }\r
+\r
+ String trimedStr = datum.trim();\r
+\r
+ if (trimedStr.length() == 0) {\r
+ return false;\r
+ }\r
+\r
+ if (trimedStr.startsWith("{") && \r
+ trimedStr.endsWith("}")) {\r
+ return true;\r
+ }\r
+\r
+ return false;\r
+ }\r
+\r
+ /**\r
+ Judge whether a datum string is unicode.\r
+ \r
+ @param datum datum string\r
+ \r
+ @return boolean true - is unicode, false - not unicode\r
+ **/\r
+ public static boolean isUnicodeDatum(String datum) {\r
+ if (datum == null) {\r
+ return false;\r
+ }\r
+\r
+ String trimedStr = datum.trim();\r
+ if (trimedStr.length() == 0) {\r
+ return false;\r
+ }\r
+\r
+ if (trimedStr.startsWith("L") &&\r
+ trimedStr.charAt(1) == '"' &&\r
+ trimedStr.endsWith("\"")) {\r
+ return true;\r
+ }\r
+\r
+ return false;\r
+ }\r
+\r
+ /**\r
+ Judge whether a datum string is ANSCI string.\r
+ \r
+ @param datum datum string\r
+ \r
+ @return boolean true - is ANSIC, false - not ANSIC\r
+ **/\r
+ public static boolean isAnsciDatum(String datum) {\r
+ if (datum == null) {\r
+ return false;\r
+ }\r
+\r
+ String trimedStr = datum.trim();\r
+\r
+ if (trimedStr.length() == 0) {\r
+ return false;\r
+ }\r
+\r
+ if (datum.startsWith("\"") &&\r
+ datum.endsWith("\"")) {\r
+ return true;\r
+ }\r
+\r
+ return false;\r
+ }\r
+\r
+ /**\r
+ Get byte array string for POINTER type Datum.\r
+ \r
+ @param datum the datum whose type is POINTER\r
+ \r
+ @return String the byte array string\r
+ **/\r
+ public String getByteArrayForPointerDatum(String datum) {\r
+ String byteArray = "{";\r
+\r
+ if (datumType != Token.DATUM_TYPE.POINTER) {\r
+ return null;\r
+ }\r
+\r
+ if (Token.isAnsciDatum(datum)) {\r
+ String trimedStr = datum.trim();\r
+ trimedStr = trimedStr.substring(1, trimedStr.length() - 1);\r
+ char charArray[] = trimedStr.toCharArray();\r
+ for (int index = 0; index < charArray.length; index++) {\r
+ byteArray += String.format("0x%02x ", (byte)charArray[index]);\r
+ if (index != (charArray.length - 1)) {\r
+ byteArray += ",";\r
+ }\r
+ }\r
+ } else if (Token.isUnicodeDatum(datum)) {\r
+ String trimedStr = datum.trim();\r
+ trimedStr = trimedStr.substring(2, trimedStr.length() - 1);\r
+ for (int index = 0; index < trimedStr.length(); index++) {\r
+ short unicodeVal = (short)trimedStr.codePointAt(index);\r
+ byteArray += String.format("0x%02x, 0x%02x", \r
+ (byte)unicodeVal,\r
+ (byte)((unicodeVal & 0xFF00) >> 8));\r
+ if (index != (trimedStr.length() - 1)) {\r
+ byteArray += " ,";\r
+ }\r
+ }\r
+ } else if (Token.isByteArrayDatum(datum)){\r
+ return datum;\r
+ } else {\r
+ return null;\r
+ }\r
+\r
+ byteArray += "}";\r
+\r
+ return byteArray;\r
+ }\r