java - gwt编译错误

Question

什么可能导致编译期间出现此堆栈错误？我正在使用 gwt 2+ 和 eclipse 3.7

[ERROR] Unexpected internal compiler error `java.lang.ArrayIndexOutOfBoundsException: 986507 at com.google.gwt.dev.asm.ClassReader.readUnsignedShort(ClassReader.java:1850) at com.google.gwt.dev.asm.ClassReader.accept(ClassReader.java:484) at com.google.gwt.dev.asm.ClassReader.accept(ClassReader.java:420) at com.google.gwt.dev.javac.TypeOracleMediator$TypeData.getCollectClassData(TypeOracleMediator.java:147) at com.google.gwt.dev.javac.TypeOracleMediator.addNewTypes(TypeOracleMediator.java:390) at com.google.gwt.dev.javac.TypeOracleMediatorFromSource.addNewUnits(TypeOracleMediatorFromSource.java:52) at com.google.gwt.dev.javac.CompilationState.assimilateUnits(CompilationState.java:164) at com.google.gwt.dev.javac.CompilationState.(CompilationState.java:82) at com.google.gwt.dev.javac.CompilationStateBuilder.doBuildFrom(CompilationStateBuilder.java:450) at com.google.gwt.dev.javac.CompilationStateBuilder.buildFrom(CompilationStateBuilder.java:370) at com.google.gwt.dev.cfg.ModuleDef.getCompilationState(ModuleDef.java:360) at com.google.gwt.dev.Precompile.precompile(Precompile.java:252) at com.google.gwt.dev.Precompile.precompile(Precompile.java:233) at com.google.gwt.dev.Precompile.precompile(Precompile.java:145) at com.google.gwt.dev.Compiler.run(Compiler.java:232) at com.google.gwt.dev.Compiler.run(Compiler.java:198) at com.google.gwt.dev.Compiler$1.run(Compiler.java:170) at com.google.gwt.dev.CompileTaskRunner.doRun(CompileTaskRunner.java:88) at com.google.gwt.dev.CompileTaskRunner.runWithAppropriateLogger(CompileTaskRunner.java:82) at com.google.gwt.dev.Compiler.main(Compiler.java:177) Shutting down PersistentUnitCache thread Exception in thread "UnitWriteThread" java.lang.NullPointerException at com.google.gwt.dev.util.DiskCache.transferToStream(DiskCache.java:183) at com.google.gwt.dev.javac.CompiledClass.writeObject(CompiledClass.java:163) at sun.reflect.GeneratedMethodAccessor22.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at java.io.ObjectStreamClass.invokeWriteObject(Unknown Source) at java.io.ObjectOutputStream.writeSerialData(Unknown Source) at java.io.ObjectOutputStream.writeOrdinaryObject(Unknown Source) at java.io.ObjectOutputStream.writeObject0(Unknown Source) at java.io.ObjectOutputStream.writeArray(Unknown Source) at java.io.ObjectOutputStream.writeObject0(Unknown Source) at java.io.ObjectOutputStream.defaultWriteFields(Unknown Source) at java.io.ObjectOutputStream.writeSerialData(Unknown Source) at java.io.ObjectOutputStream.writeOrdinaryObject(Unknown Source) at java.io.ObjectOutputStream.writeObject0(Unknown Source) at java.io.ObjectOutputStream.defaultWriteFields(Unknown Source) at java.io.ObjectOutputStream.writeSerialData(Unknown Source) at java.io.ObjectOutputStream.writeOrdinaryObject(Unknown Source) at java.io.ObjectOutputStream.writeObject0(Unknown Source) at java.io.ObjectOutputStream.writeObject(Unknown Source) at com.google.gwt.dev.javac.PersistentUnitCache$UnitWriter.run(PersistentUnitCache.java:226)

Answer 1

不能在没有代码的情况下准确地说，在调试这个错误到底来自哪里时看看，我猜你有一些数组，并且你正在尝试从该数组访问实际上不存在的索引