Decompilation Algorithm of A obfuscated Java class

Source: Internet
Author: User

1. Want to seeJavaAfter the source code of the developed program is decompiled with jad, it is found that the code has been obfuscated. Some defined String variables have been obfuscated by obfuscation algorithms and cannot be seen by the original strings, the obfuscated code after jad decompilation is as follows:

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01 static 
02     {
03         String as[];
04         as = new String[3];
05         as[0] = "P H"03j:Np$`5Gp";
06         as[1] = "F&[?05#&\>31j:Np04`5G";
07         as[2] = "P7H>W`;D 33f L";
08         z = as;
09         break MISSING_BLOCK_LABEL_146;
10         local;
11         toCharArray();
12         JVM INSTR dup ;
13         JVM INSTR arraylength .length;
14         JVM INSTR swap ;
15         int i = 0;
16         JVM INSTR swap ;
17         JVM INSTR dup_x1 ;
18         1
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