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helios-decompiler / standalone-app

All-in-one Java reverse engineering tool
Apache License 2.0
180 stars 39 forks source link

Blank Tab Issue #27

Open teknogeek opened 8 years ago

teknogeek commented 8 years ago 
Scope is class com.github.javaparser.ast.expr.ArrayAccessExpr lS.h[n3]
java.lang.ClassCastException: com.github.javaparser.ast.expr.FieldAccessExpr cannot be cast to com.github.javaparser.ast.expr.NameExpr
    at com.heliosdecompiler.helios.tasks.DecompileTask.recursivelyHandleNameExpr(DecompileTask.java:728)
    at com.heliosdecompiler.helios.tasks.DecompileTask.access$000(DecompileTask.java:57)
    at com.heliosdecompiler.helios.tasks.DecompileTask$1.visit(DecompileTask.java:444)
    at com.heliosdecompiler.helios.tasks.DecompileTask$1.visit(DecompileTask.java:206)
    at com.github.javaparser.ast.expr.MethodCallExpr.accept(MethodCallExpr.java:73)
    at com.github.javaparser.ast.visitor.VoidVisitorAdapter.visit(VoidVisitorAdapter.java:796)
    at com.heliosdecompiler.helios.tasks.DecompileTask$1.visit(DecompileTask.java:274)
    at com.heliosdecompiler.helios.tasks.DecompileTask$1.visit(DecompileTask.java:206)
    at com.github.javaparser.ast.body.VariableDeclarator.accept(VariableDeclarator.java:69)
    at com.github.javaparser.ast.visitor.VoidVisitorAdapter.visit(VoidVisitorAdapter.java:788)
    at com.heliosdecompiler.helios.tasks.DecompileTask$1.visit(DecompileTask.java:487)
    at com.heliosdecompiler.helios.tasks.DecompileTask$1.visit(DecompileTask.java:206)
    at com.github.javaparser.ast.expr.VariableDeclarationExpr.accept(VariableDeclarationExpr.java:78)
    at com.github.javaparser.ast.visitor.VoidVisitorAdapter.visit(VoidVisitorAdapter.java:407)
    at com.heliosdecompiler.helios.tasks.DecompileTask$1.visit(DecompileTask.java:542)
    at com.heliosdecompiler.helios.tasks.DecompileTask$1.visit(DecompileTask.java:206)
    at com.github.javaparser.ast.stmt.ExpressionStmt.accept(ExpressionStmt.java:53)
    at com.github.javaparser.ast.visitor.VoidVisitorAdapter.visit(VoidVisitorAdapter.java:169)
    at com.heliosdecompiler.helios.tasks.DecompileTask$1.visit(DecompileTask.java:527)
    at com.heliosdecompiler.helios.tasks.DecompileTask$1.visit(DecompileTask.java:206)
    at com.github.javaparser.ast.stmt.BlockStmt.accept(BlockStmt.java:58)
    at com.github.javaparser.ast.visitor.VoidVisitorAdapter.visit(VoidVisitorAdapter.java:459)
    at com.heliosdecompiler.helios.tasks.DecompileTask$1.visit(DecompileTask.java:567)
    at com.heliosdecompiler.helios.tasks.DecompileTask$1.visit(DecompileTask.java:206)
    at com.github.javaparser.ast.stmt.IfStmt.accept(IfStmt.java:61)
    at com.github.javaparser.ast.visitor.VoidVisitorAdapter.visit(VoidVisitorAdapter.java:169)
    at com.heliosdecompiler.helios.tasks.DecompileTask$1.visit(DecompileTask.java:527)
    at com.heliosdecompiler.helios.tasks.DecompileTask$1.visit(DecompileTask.java:206)
    at com.github.javaparser.ast.stmt.BlockStmt.accept(BlockStmt.java:58)
    at com.github.javaparser.ast.visitor.VoidVisitorAdapter.visit(VoidVisitorAdapter.java:567)
    at com.heliosdecompiler.helios.tasks.DecompileTask$1.visit(DecompileTask.java:289)
    at com.heliosdecompiler.helios.tasks.DecompileTask$1.visit(DecompileTask.java:206)
    at com.github.javaparser.ast.body.MethodDeclaration.accept(MethodDeclaration.java:111)
    at com.github.javaparser.ast.visitor.VoidVisitorAdapter.visit(VoidVisitorAdapter.java:231)
    at com.heliosdecompiler.helios.tasks.DecompileTask$1.visit(DecompileTask.java:239)
    at com.heliosdecompiler.helios.tasks.DecompileTask$1.visit(DecompileTask.java:206)
    at com.github.javaparser.ast.body.ClassOrInterfaceDeclaration.accept(ClassOrInterfaceDeclaration.java:85)
    at com.github.javaparser.ast.visitor.VoidVisitorAdapter.visit(VoidVisitorAdapter.java:260)
    at com.heliosdecompiler.helios.tasks.DecompileTask$1.visit(DecompileTask.java:209)
    at com.heliosdecompiler.helios.tasks.DecompileTask$1.visit(DecompileTask.java:206)
    at com.github.javaparser.ast.CompilationUnit.accept(CompilationUnit.java:84)
    at com.heliosdecompiler.helios.tasks.DecompileTask.handle(DecompileTask.java:205)
    at com.heliosdecompiler.helios.tasks.DecompileTask.run(DecompileTask.java:138)
    at java.lang.Thread.run(Thread.java:745)

when decompiling with Procyon this seems to cause the window to be blank where there should be code

teknogeek commented 8 years ago

Additionally, it seems that decompiling a different file with the same decompiler and then decompiling the first file again causes it to succeed. This is the same for any other decompiler that ends up experiencing the same issue