1//
2// This Gradle build file illustrates how to process applets.
3// Usage:
4//     gradle -b applets.gradle proguard
5//
6
7// Tell Gradle where to find the ProGuard task.
8
9buildscript {
10    repositories {
11        flatDir dirs: '../../lib'
12    }
13    dependencies {
14        classpath ':proguard'
15    }
16}
17
18// Define a ProGuard task.
19
20task proguard(type: proguard.gradle.ProGuardTask) {
21
22    // You should probably import a more compact ProGuard-style configuration
23    // file for all static settings, but we're specifying them all here, for
24    // the sake of the example.
25    //configuration 'configuration.pro'
26
27    // Specify the input jars, output jars, and library jars.
28
29    injars  'in.jar'
30    outjars 'out.jar'
31
32    libraryjars "${System.getProperty('java.home')}/lib/rt.jar"
33
34    // Save the obfuscation mapping to a file, so you can de-obfuscate any stack
35    // traces later on. Keep a fixed source file attribute and all line number
36    // tables to get line numbers in the stack traces.
37    // You can comment this out if you're not interested in stack traces.
38
39    printmapping 'out.map'
40    renamesourcefileattribute 'SourceFile'
41    keepattributes 'SourceFile,LineNumberTable'
42
43    // Preserve all annotations.
44
45    keepattributes '*Annotation*'
46
47    // You can print out the seeds that are matching the keep options below.
48
49    //printseeds 'out.seeds'
50
51    // Preserve all public applets.
52
53    keep 'public class * extends java.applet.Applet'
54
55    // Preserve all native method names and the names of their classes.
56
57    keepclasseswithmembernames includedescriptorclasses:true, 'class * { \
58        native <methods>; \
59    }'
60
61    // Preserve the special static methods that are required in all enumeration
62    // classes.
63
64    keepclassmembers allowshrinking:true, 'enum * { \
65        public static **[] values(); \
66        public static ** valueOf(java.lang.String); \
67    }'
68
69    // Explicitly preserve all serialization members. The Serializable interface
70    // is only a marker interface, so it wouldn't save them.
71    // You can comment this out if your library doesn't use serialization.
72    // If your code contains serializable classes that have to be backward
73    // compatible, please refer to the manual.
74
75    keepclassmembers 'class * implements java.io.Serializable { \
76        static final long serialVersionUID; \
77        static final java.io.ObjectStreamField[] serialPersistentFields; \
78        private void writeObject(java.io.ObjectOutputStream); \
79        private void readObject(java.io.ObjectInputStream); \
80        java.lang.Object writeReplace(); \
81        java.lang.Object readResolve(); \
82    }'
83
84    // Your application may contain more items that need to be preserved;
85    // typically classes that are dynamically created using Class.forName:
86
87    // keep 'public class mypackage.MyClass'
88    // keep 'public interface mypackage.MyInterface'
89    // keep 'public class * implements mypackage.MyInterface'
90}
91