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 get line numbers in the stack traces. 19 # You can comment this out if you're not interested in stack traces. 20 21 -printmapping out.map 22 -keepparameternames 23 -renamesourcefileattribute SourceFile 24 -keepattributes Exceptions,InnerClasses,Signature,Deprecated, 25 SourceFile,LineNumberTable,EnclosingMethod 26 27 # Preserve all annotations. 28 29 -keepattributes *Annotation* 30 31 # Preserve all public classes, and their public and protected fields and 32 # methods. 33 34 -keep public class * { 35 public protected *; 36 } 37 38 # Preserve all .class method names. 39 40 -keepclassmembernames class * { 41 java.lang.Class class$(java.lang.String); 42 java.lang.Class class$(java.lang.String, boolean); 43 } 44 45 # Preserve all native method names and the names of their classes. 46 47 -keepclasseswithmembernames class * { 48 native <methods>; 49 } 50 51 # Preserve the special static methods that are required in all enumeration 52 # classes. 53 54 -keepclassmembers class * extends java.lang.Enum { 55 public static **[] values(); 56 public static ** valueOf(java.lang.String); 57 } 58 59 # Explicitly preserve all serialization members. The Serializable interface 60 # is only a marker interface, so it wouldn't save them. 61 # You can comment this out if your library doesn't use serialization. 62 # If your code contains serializable classes that have to be backward 63 # compatible, please refer to the manual. 64 65 -keepclassmembers class * implements java.io.Serializable { 66 static final long serialVersionUID; 67 static final java.io.ObjectStreamField[] serialPersistentFields; 68 private void writeObject(java.io.ObjectOutputStream); 69 private void readObject(java.io.ObjectInputStream); 70 java.lang.Object writeReplace(); 71 java.lang.Object readResolve(); 72 } 73 74 # Your library may contain more items that need to be preserved; 75 # typically classes that are dynamically created using Class.forName: 76 77 # -keep public class mypackage.MyClass 78 # -keep public interface mypackage.MyInterface 79 # -keep public class * implements mypackage.MyInterface 80