Android软件加安全码

package Decode;import java.util.Base64;import java.io.InputStream;import java.io.ByteArrayInputStream;import java.io.ObjectInputStream;import java.io.OptionalDataException;import java.io.StreamCorruptedException;import java.util.Arrays;public class DecodeObject{public static void main(String args[]) throws Exception{int skip=0;int remainder = 0;String b64 = args[0];byte[] bytes = Base64.getDecoder().decode(b64);ByteArrayInputStream bis = new ByteArrayInputStream(bytes);int origSize = bis.available();System.out.println("Data Length: "+origSize);Object o = null;while(o == null){try{bis.reset();bis.skip(skip);ObjectInputStream ois = new ObjectInputStream(bis);o = ois.readObject();System.out.println("Object found...");System.out.println(o.getClass().getName());System.out.println("Bytes skipped: "+skip);System.out.println("Bytes left: "+bis.available());skip = origSize - bis.available();}catch (StreamCorruptedException ode){skip = skip+1;bis.skip(1);}catch (OptionalDataException ode){bis.skip(1);skip = skip+1;}catch (ClassNotFoundException cnf){System.out.println("Object found..."+cnf.getMessage());System.out.println("Bytes skipped: "+skip);System.out.println("Bytes left: "+bis.available());skip = origSize - bis.available();}}}}
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