Created
September 10, 2015 11:13
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ArrayList to Serializer
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public class ObjectSerializer { | |
public static String serialize(Serializable obj) throws IOException { | |
if (obj == null){ | |
return ""; | |
} | |
try { | |
ByteArrayOutputStream serialObj = new ByteArrayOutputStream(); | |
ObjectOutputStream objStream = new ObjectOutputStream(serialObj); | |
objStream.writeObject(obj); | |
objStream.close(); | |
return encodeBytes(serialObj.toByteArray()); | |
} catch (Exception e) { | |
DebugUtils.i("Serialization error: " + e.getMessage()); | |
} | |
return ""; | |
} | |
public static Object deserialize(String str) throws IOException { | |
if (str == null || str.length() == 0){ | |
return null; | |
} | |
try { | |
ByteArrayInputStream serialObj = new ByteArrayInputStream(decodeBytes(str)); | |
ObjectInputStream objStream = new ObjectInputStream(serialObj); | |
return objStream.readObject(); | |
} catch (Exception e) { | |
DebugUtils.i("Deserialization error: " + e.getMessage()); | |
} | |
return null; | |
} | |
public static String encodeBytes(byte[] bytes) { | |
StringBuffer strBuf = new StringBuffer(); | |
for (int i = 0; i < bytes.length; i++) { | |
strBuf.append((char) (((bytes[i] >> 4) & 0xF) + ((int) 'a'))); | |
strBuf.append((char) (((bytes[i]) & 0xF) + ((int) 'a'))); | |
} | |
return strBuf.toString(); | |
} | |
public static byte[] decodeBytes(String str) { | |
byte[] bytes = new byte[str.length() / 2]; | |
for (int i = 0; i < str.length(); i+=2) { | |
char c = str.charAt(i); | |
bytes[i/2] = (byte) ((c - 'a') << 4); | |
c = str.charAt(i+1); | |
bytes[i/2] += (c - 'a'); | |
} | |
return bytes; | |
} | |
} |
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