[ https://issues.apache.org/jira/browse/BCEL-285?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Gary D. Gregory resolved BCEL-285. ---------------------------------- Resolution: Cannot Reproduce > "ClassFormatException: Invalid signature" thrown on generics > ------------------------------------------------------------ > > Key: BCEL-285 > URL: https://issues.apache.org/jira/browse/BCEL-285 > Project: Commons BCEL > Issue Type: Bug > Components: Parser > Affects Versions: 6.0 > Environment: java 8, macOS 10.12.2 > Reporter: Tom Brus > Priority: Major > > The following stripped down example throws an Exception in {{BCEL}}: > {code:title=Bar.java|borderStyle=solid} > import java.io.IOException; > import java.util.stream.Stream; > import org.apache.bcel.classfile.ClassParser; > public class Main { > public static void main(String[] args) throws IOException { > ClassParser parser = new > ClassParser(Main.class.getResourceAsStream("Main.class"), "Main.class"); > parser.parse().getMethods()[2].getCode().toString(); /* <- EXCEPTION > thrown */ > > ((Stream<? extends Object>)null).peek(x -> {}); /* <- problem spot */ > } > } > {code} > The exception is: > {code} > Exception in thread "main" org.apache.bcel.classfile.ClassFormatException: > Invalid signature: `!+Ljava/lang/Object;' > at org.apache.bcel.classfile.Utility.signatureToString(Utility.java:930) > at > org.apache.bcel.classfile.LocalVariable.toStringShared(LocalVariable.java:187) > at > org.apache.bcel.classfile.LocalVariableTypeTable.toString(LocalVariableTypeTable.java:121) > at java.lang.String.valueOf(String.java:2994) > at java.lang.StringBuilder.append(StringBuilder.java:131) > at org.apache.bcel.classfile.Code.toString(Code.java:316) > at org.apache.bcel.classfile.Code.toString(Code.java:328) > at Main.main(Main.java:9) > {code} > This problem only occurs in eclipse (I am using NEON.2) and does not occur in > Intellij (I am using 2016.3.2). This probably indicates that {{ecj}} and > {{javac}} differ in their class code generator. > Since our project uses {{sonar:findbugs}} which uses {{BCEL}} this is a major > problem for us. -- This message was sent by Atlassian Jira (v8.20.10#820010)