diff options
Diffstat (limited to 'src/proguard/Initializer.java')
| -rw-r--r-- | src/proguard/Initializer.java | 109 |
1 files changed, 85 insertions, 24 deletions
diff --git a/src/proguard/Initializer.java b/src/proguard/Initializer.java index 41cf971..405c06d 100644 --- a/src/proguard/Initializer.java +++ b/src/proguard/Initializer.java @@ -2,7 +2,7 @@ * ProGuard -- shrinking, optimization, obfuscation, and preverification * of Java bytecode. * - * Copyright (c) 2002-2009 Eric Lafortune (eric@graphics.cornell.edu) + * Copyright (c) 2002-2013 Eric Lafortune (eric@graphics.cornell.edu) * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the Free @@ -21,6 +21,7 @@ package proguard; import proguard.classfile.ClassPool; +import proguard.classfile.attribute.annotation.visitor.*; import proguard.classfile.attribute.visitor.AllAttributeVisitor; import proguard.classfile.constant.visitor.*; import proguard.classfile.instruction.visitor.AllInstructionVisitor; @@ -60,6 +61,16 @@ public class Initializer { int originalLibraryClassPoolSize = libraryClassPool.size(); + // Perform basic checks on the configuration. + WarningPrinter fullyQualifiedClassNameNotePrinter = new WarningPrinter(System.out, configuration.note); + WarningPrinter keepClassMemberNotePrinter = new WarningPrinter(System.out, configuration.note); + + new FullyQualifiedClassNameChecker(programClassPool, + libraryClassPool, + fullyQualifiedClassNameNotePrinter).checkClassSpecifications(configuration.keep); + + new KeepClassMemberChecker(keepClassMemberNotePrinter).checkClassSpecifications(configuration.keep); + // Construct a reduced library class pool with only those library // classes whose hierarchies are referenced by the program classes. // We can't do this if we later have to come up with the obfuscated @@ -88,13 +99,15 @@ public class Initializer // Initialize the class references of program class members and // attributes. Note that all superclass hierarchies have to be // initialized for this purpose. - WarningPrinter memberReferenceWarningPrinter = new WarningPrinter(System.err, configuration.warn); + WarningPrinter programMemberReferenceWarningPrinter = new WarningPrinter(System.err, configuration.warn); + WarningPrinter libraryMemberReferenceWarningPrinter = new WarningPrinter(System.err, configuration.warn); programClassPool.classesAccept( new ClassReferenceInitializer(programClassPool, libraryClassPool, classReferenceWarningPrinter, - memberReferenceWarningPrinter, + programMemberReferenceWarningPrinter, + libraryMemberReferenceWarningPrinter, null)); if (reducedLibraryClassPool != null) @@ -115,7 +128,13 @@ public class Initializer null)); } - // Initialize the Class.forName references. + // Initialize the enum annotation references. + programClassPool.classesAccept( + new AllAttributeVisitor(true, + new AllElementValueVisitor(true, + new EnumFieldReferenceInitializer()))); + + // Initialize the Class.forName references. WarningPrinter dynamicClassReferenceNotePrinter = new WarningPrinter(System.out, configuration.note); WarningPrinter classForNameNotePrinter = new WarningPrinter(System.out, configuration.note); @@ -153,13 +172,8 @@ public class Initializer libraryClassPool)))); } - // Print various notes, if specified. - WarningPrinter fullyQualifiedClassNameNotePrinter = new WarningPrinter(System.out, configuration.note); - WarningPrinter descriptorKeepNotePrinter = new WarningPrinter(System.out, configuration.note); - - new FullyQualifiedClassNameChecker(programClassPool, - libraryClassPool, - fullyQualifiedClassNameNotePrinter).checkClassSpecifications(configuration.keep); + // Check for unkept descriptor classes of kept class members. + WarningPrinter descriptorKeepNotePrinter = new WarningPrinter(System.out, configuration.note); new DescriptorKeepChecker(programClassPool, libraryClassPool, @@ -184,6 +198,7 @@ public class Initializer libraryClassPool, null, null, + null, dependencyWarningPrinter)); // Reset the library class pool. @@ -214,6 +229,7 @@ public class Initializer libraryClassPool, null, null, + null, dependencyWarningPrinter)); } @@ -232,6 +248,18 @@ public class Initializer System.out.println("Note: there were " + fullyQualifiedNoteCount + " references to unknown classes."); System.out.println(" You should check your configuration for typos."); + System.out.println(" (http://proguard.sourceforge.net/manual/troubleshooting.html#unknownclass)"); + } + + // Print out a summary of the notes, if necessary. + int keepClassMemberNoteCount = keepClassMemberNotePrinter.getWarningCount(); + if (keepClassMemberNoteCount > 0) + { + System.out.println("Note: there were " + keepClassMemberNoteCount + + " '-keepclassmembers' options that didn't specify class"); + System.out.println(" members. You should specify at least some class members or consider"); + System.out.println(" if you just need '-keep'."); + System.out.println(" (http://proguard.sourceforge.net/manual/troubleshooting.html#classmembers)"); } int descriptorNoteCount = descriptorKeepNotePrinter.getWarningCount(); @@ -241,6 +269,7 @@ public class Initializer " unkept descriptor classes in kept class members."); System.out.println(" You should consider explicitly keeping the mentioned classes"); System.out.println(" (using '-keep')."); + System.out.println(" (http://proguard.sourceforge.net/manual/troubleshooting.html#descriptorclass)"); } int dynamicClassReferenceNoteCount = dynamicClassReferenceNotePrinter.getWarningCount(); @@ -248,7 +277,8 @@ public class Initializer { System.out.println("Note: there were " + dynamicClassReferenceNoteCount + " unresolved dynamic references to classes or interfaces."); - System.err.println(" You should check if you need to specify additional program jars."); + System.out.println(" You should check if you need to specify additional program jars."); + System.out.println(" (http://proguard.sourceforge.net/manual/troubleshooting.html#dynamicalclass)"); } int classForNameNoteCount = classForNameNotePrinter.getWarningCount(); @@ -258,6 +288,7 @@ public class Initializer " class casts of dynamically created class instances."); System.out.println(" You might consider explicitly keeping the mentioned classes and/or"); System.out.println(" their implementations (using '-keep')."); + System.out.println(" (http://proguard.sourceforge.net/manual/troubleshooting.html#dynamicalclasscast)"); } int getmemberNoteCount = getMemberNotePrinter.getWarningCount(); @@ -267,6 +298,7 @@ public class Initializer " accesses to class members by means of introspection."); System.out.println(" You should consider explicitly keeping the mentioned class members"); System.out.println(" (using '-keep' or '-keepclassmembers')."); + System.out.println(" (http://proguard.sourceforge.net/manual/troubleshooting.html#dynamicalclassmember)"); } // Print out a summary of the warnings, if necessary. @@ -275,8 +307,16 @@ public class Initializer { System.err.println("Warning: there were " + classReferenceWarningCount + " unresolved references to classes or interfaces."); - System.err.println(" You may need to specify additional library jars (using '-libraryjars'),"); - System.err.println(" or perhaps the '-dontskipnonpubliclibraryclasses' option."); + System.err.println(" You may need to add missing library jars or update their versions."); + System.err.println(" If your code works fine without the missing classes, you can suppress"); + System.err.println(" the warnings with '-dontwarn' options."); + + if (configuration.skipNonPublicLibraryClasses) + { + System.err.println(" You may also have to remove the option '-skipnonpubliclibraryclasses'."); + } + + System.err.println(" (http://proguard.sourceforge.net/manual/troubleshooting.html#unresolvedclass)"); } int dependencyWarningCount = dependencyWarningPrinter.getWarningCount(); @@ -286,23 +326,44 @@ public class Initializer " instances of library classes depending on program classes."); System.err.println(" You must avoid such dependencies, since the program classes will"); System.err.println(" be processed, while the library classes will remain unchanged."); + System.err.println(" (http://proguard.sourceforge.net/manual/troubleshooting.html#dependency)"); } - int memberReferenceWarningCount = memberReferenceWarningPrinter.getWarningCount(); - if (memberReferenceWarningCount > 0) + int programMemberReferenceWarningCount = programMemberReferenceWarningPrinter.getWarningCount(); + if (programMemberReferenceWarningCount > 0) { - System.err.println("Warning: there were " + memberReferenceWarningCount + + System.err.println("Warning: there were " + programMemberReferenceWarningCount + " unresolved references to program class members."); System.err.println(" Your input classes appear to be inconsistent."); - System.err.println(" You may need to recompile them and try again."); - System.err.println(" Alternatively, you may have to specify the options "); - System.err.println(" '-dontskipnonpubliclibraryclasses' and/or"); - System.err.println(" '-dontskipnonpubliclibraryclassmembers'."); + System.err.println(" You may need to recompile the code."); + System.err.println(" (http://proguard.sourceforge.net/manual/troubleshooting.html#unresolvedprogramclassmember)"); + } + + int libraryMemberReferenceWarningCount = libraryMemberReferenceWarningPrinter.getWarningCount(); + if (libraryMemberReferenceWarningCount > 0) + { + System.err.println("Warning: there were " + libraryMemberReferenceWarningCount + + " unresolved references to library class members."); + System.err.println(" You probably need to update the library versions."); + + if (!configuration.skipNonPublicLibraryClassMembers) + { + System.err.println(" Alternatively, you may have to specify the option "); + System.err.println(" '-dontskipnonpubliclibraryclassmembers'."); + } + + if (configuration.skipNonPublicLibraryClasses) + { + System.err.println(" You may also have to remove the option '-skipnonpubliclibraryclasses'."); + } + + System.err.println(" (http://proguard.sourceforge.net/manual/troubleshooting.html#unresolvedlibraryclassmember)"); } - if ((classReferenceWarningCount > 0 || - dependencyWarningCount > 0 || - memberReferenceWarningCount > 0) && + if ((classReferenceWarningCount > 0 || + dependencyWarningCount > 0 || + programMemberReferenceWarningCount > 0 || + libraryMemberReferenceWarningCount > 0) && !configuration.ignoreWarnings) { throw new IOException("Please correct the above warnings first."); 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