1 # 2 # This ProGuard configuration file illustrates how to process a program 3 # library, such that it remains usable as a library. 4 # Usage: 5 # java -jar proguard.jar @library.pro 6 # 7 8 # Specify the input jars, output jars, and library jars. 9 # In this case, the input jar is the program library that we want to process. 10 11 -injars in.jar 12 -outjars out.jar 13 14 -libraryjars <java.home>/lib/rt.jar 15 16 # Save the obfuscation mapping to a file, so we can de-obfuscate any stack 17 # traces later on. Keep a fixed source file attribute and all line number 18 # tables to actually get these stack traces. 19 # You can comment this out if you're not interested in stack traces. 20 21 -printmapping out.map 22 -renamesourcefileattribute SourceFile 23 -keepattributes Exceptions,InnerClasses,Signature,Deprecated, 24 SourceFile,LineNumberTable,EnclosingMethod 25 26 # Preserve all annotations. 27 28 -keepattributes *Annotation* 29 30 # Preserve all public classes, and their public and protected fields and 31 # methods. 32 33 -keep public class * { 34 public protected *; 35 } 36 37 # Preserve all .class method names. 38 39 -keepclassmembernames class * { 40 java.lang.Class class$(java.lang.String); 41 java.lang.Class class$(java.lang.String, boolean); 42 } 43 44 # Preserve all native method names and the names of their classes. 45 46 -keepclasseswithmembernames class * { 47 native <methods>; 48 } 49 50 # Preserve the special static methods that are required in all enumeration 51 # classes. 52 53 -keepclassmembers class * extends java.lang.Enum { 54 public static **[] values(); 55 public static ** valueOf(java.lang.String); 56 } 57 58 # Explicitly preserve all serialization members. The Serializable interface 59 # is only a marker interface, so it wouldn't save them. 60 # You can comment this out if your library doesn't use serialization. 61 # If your code contains serializable classes that have to be backward 62 # compatible, please refer to the manual. 63 64 -keepclassmembers class * implements java.io.Serializable { 65 static final long serialVersionUID; 66 static final java.io.ObjectStreamField[] serialPersistentFields; 67 private void writeObject(java.io.ObjectOutputStream); 68 private void readObject(java.io.ObjectInputStream); 69 java.lang.Object writeReplace(); 70 java.lang.Object readResolve(); 71 } 72 73 # Your library may contain more items that need to be preserved; 74 # typically classes that are dynamically created using Class.forName: 75 76 # -keep public class mypackage.MyClass 77 # -keep public interface mypackage.MyInterface 78 # -keep public class * implements mypackage.MyInterface 79