RES - An Open Cobol To Java Translator download

RES is a pure Java based Open Source Cobol to Java translator. It creates maintainable Java code for a subset of VS Cobol syntax. It has been developed with JDK, JTB and Javacc.

Features

VS Cobol II and additions parsed.
Translated Java code can be run directly or refactored on IDE easily.
Options to put Cobol statements in comments in Java.
Essential EXEC SQL support.
And more coming...

Project Samples

RES Translated DAO of EXEC SQL Statements

Project Activity

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License

GNU General Public License version 2.0 (GPLv2)

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saravananp Edited 2021-02-03
4 out of 5 stars

Does this tool support converting COBOL copybooks too to Java. I tried executing this tool on some of the copybooks (.CPY files) present in cobol folder and it seems to be expecting Identification division in copybook too? Any workaround for this? C:\RES>java -jar RES.jar cobol\KP005.CPY RES Cobol 2 Java alpha1.9(08/05/2010) - COPYRIGHT 2009 C:\RES\cobol\KP005.CPY Parsing Cobol started for: C:\RES\cobol\KP005.CPY com.res.cobol.parser.ParseException: Encountered " "move" "MOVE "" at line 0, column 12. Was expecting one of: <EOF> "identification" ... at com.res.cobol.parser.CobolParser.generateParseException(CobolParser.java:51349) at com.res.cobol.parser.CobolParser.jj_consume_token(CobolParser.java:51170) at com.res.cobol.parser.CobolParser.CompilationUnit(CobolParser.java:2968) at com.res.cobol.Main.parse(Main.java:205) at com.res.cobol.Main.execute(Main.java:148) at com.res.cobol.Main.main(Main.java:73) java.lang.NullPointerException at com.res.cobol.Main.translate(Main.java:228) at com.res.cobol.Main.execute(Main.java:152) at com.res.cobol.Main.main(Main.java:73) Done in 0s. C:\RES>java -jar RES.jar cobol\MONEYP.CPY RES Cobol 2 Java alpha1.9(08/05/2010) - COPYRIGHT 2009 C:\RES\cobol\MONEYP.CPY Parsing Cobol started for: C:\RES\cobol\MONEYP.CPY com.res.cobol.parser.ParseException: Encountered " <COBOL_WORD> "005000-MONEY "" at line 23, column 8. Was expecting one of: <EOF> "identification" ... at com.res.cobol.parser.CobolParser.generateParseException(CobolParser.java:51349) at com.res.cobol.parser.CobolParser.jj_consume_token(CobolParser.java:51170) at com.res.cobol.parser.CobolParser.CompilationUnit(CobolParser.java:2968) at com.res.cobol.Main.parse(Main.java:205) at com.res.cobol.Main.execute(Main.java:148) at com.res.cobol.Main.main(Main.java:73) java.lang.NullPointerException at com.res.cobol.Main.translate(Main.java:228) at com.res.cobol.Main.execute(Main.java:152) at com.res.cobol.Main.main(Main.java:73) Done in 0s.
fykenny Posted 2012-04-18
5 out of 5 stars

Dear Author： I have a question: COBOL Fragment: 01 SECLINK-TABLE-POINTER PIC S9(8) COMP VALUE +0. 01 SECLINK-TABLE-PTR REDEFINES SECLINK-TABLE-POINTER USAGE IS POINTER. 01 SECLINK-BR-TABLE-POINTER PIC S9(8) COMP VALUE +0. 01 SECLINK-BR-TABLE-PTR REDEFINES SECLINK-BR-TABLE-POINTER USAGE IS POINTER. 01 SECLINK-RR-TABLE-POINTER PIC S9(8) COMP VALUE +0. 01 SECLINK-RR-TABLE-PTR REDEFINES SECLINK-RR-TABLE-POINTER USAGE IS POINTER. RES Exception: SECLINK-BR-TABLE-POINTER java.util.EmptyStackException at java.util.Stack.peek(Unknown Source) at java.util.Stack.pop(Unknown Source) at com.res.java.translation.engine.CalculateSymbolLength.calculateElemen tLength(CalculateSymbolLength.java:397) at com.res.java.translation.engine.CalculateSymbolLength.visit01Element( CalculateSymbolLength.java:184) at com.res.java.translation.symbol.SymbolTable.visit(SymbolTable.java:36 0) at com.res.java.translation.symbol.SymbolTable.visit(SymbolTable.java:38 6) at com.res.java.translation.engine.CalculateSymbolLength.calculateGroupL ength(CalculateSymbolLength.java:265) at com.res.java.translation.engine.CalculateSymbolLength.visitInnerGroup (CalculateSymbolLength.java:214) at com.res.java.translation.symbol.SymbolTable.visit(SymbolTable.java:36 9) at com.res.java.translation.engine.CobolFillTable.visit(CobolFillTable.j ava:426) at com.res.cobol.syntaxtree.ProcedureDivision.accept(ProcedureDivision.j ava:39) at com.res.cobol.visitor.DepthFirstVisitor.visit(DepthFirstVisitor.java: 30) at com.res.cobol.syntaxtree.NodeOptional.accept(NodeOptional.java:27) at com.res.java.translation.engine.CobolFillTable.visit(CobolFillTable.j ava:142) at com.res.cobol.syntaxtree.ProgramUnit.accept(ProgramUnit.java:35) at com.res.cobol.visitor.DepthFirstVisitor.visit(DepthFirstVisitor.java: 35) at com.res.cobol.syntaxtree.NodeSequence.accept(NodeSequence.java:32) at com.res.cobol.visitor.DepthFirstVisitor.visit(DepthFirstVisitor.java: 25) at com.res.cobol.syntaxtree.NodeListOptional.accept(NodeListOptional.jav a:32) at com.res.cobol.visitor.DepthFirstVisitor.visit(DepthFirstVisitor.java: 603) at com.res.java.translation.engine.CobolFillTable.visit(CobolFillTable.j ava:77) at com.res.cobol.syntaxtree.CompilationUnit.accept(CompilationUnit.java: 34) at com.res.cobol.Main.translate(Main.java:228) at com.res.cobol.Main.execute(Main.java:152) at com.res.cobol.Main.main(Main.java:73) Can the RES surport COBOL POINTER in fact, i am familiar with Java and not familiar with COBOL. I donot know COBOL code wrong or RES code wrong. Best Regards kenny fang YFang@insigmaus.com

Additional Project Details

Operating Systems

Windows

Intended Audience

Advanced End Users, Developers, End Users/Desktop, Information Technology, Other Audience

User Interface

Command-line

Programming Language

COBOL, Java

Related Categories

COBOL Compilers, COBOL Computer-Aided Software Engineering (CASE) Software, COBOL Cross Compilers, Java Compilers, Java Computer-Aided Software Engineering (CASE) Software, Java Cross Compilers

Registered

2009-08-07

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