use of org.codehaus.groovy.antlr.treewalker.SourceCodeTraversal in project groovy-core by groovy.
the class Java2GroovyProcessor method convert.
public static String convert(String filename, String input, boolean withHeader, boolean withNewLines) throws Exception {
JavaRecognizer parser = getJavaParser(input);
String[] tokenNames = parser.getTokenNames();
parser.compilationUnit();
AST ast = parser.getAST();
// which is a really nice way of seeing the AST, folding nodes etc
if ("mindmap".equals(System.getProperty("ANTLR.AST".toLowerCase()))) {
// uppercase to hide from jarjar
try {
PrintStream out = new PrintStream(new FileOutputStream(filename + ".mm"));
Visitor visitor = new MindMapPrinter(out, tokenNames);
AntlrASTProcessor treewalker = new PreOrderTraversal(visitor);
treewalker.process(ast);
} catch (FileNotFoundException e) {
System.out.println("Cannot create " + filename + ".mm");
}
}
// modify the Java AST into a Groovy AST
modifyJavaASTintoGroovyAST(tokenNames, ast);
String[] groovyTokenNames = getGroovyTokenNames(input);
// groovify the fat Java-Like Groovy AST
groovifyFatJavaLikeGroovyAST(ast, groovyTokenNames);
// now output
ByteArrayOutputStream baos = new ByteArrayOutputStream();
Visitor visitor = new SourcePrinter(new PrintStream(baos), groovyTokenNames, withNewLines);
AntlrASTProcessor traverser = new SourceCodeTraversal(visitor);
traverser.process(ast);
String header = "";
if (withHeader) {
header = "/*\n" + " Automatically Converted from Java Source \n" + " \n" + " by java2groovy v0.0.1 Copyright Jeremy Rayner 2007\n" + " \n" + " !! NOT FIT FOR ANY PURPOSE !! \n" + " 'java2groovy' cannot be used to convert one working program into another" + " */\n\n";
}
return header + new String(baos.toByteArray());
}
use of org.codehaus.groovy.antlr.treewalker.SourceCodeTraversal in project groovy-core by groovy.
the class Java2GroovyProcessor method mindmap.
public static String mindmap(String input) throws Exception {
JavaRecognizer parser = getJavaParser(input);
String[] tokenNames = parser.getTokenNames();
parser.compilationUnit();
AST ast = parser.getAST();
// modify the Java AST into a Groovy AST
modifyJavaASTintoGroovyAST(tokenNames, ast);
String[] groovyTokenNames = getGroovyTokenNames(input);
// groovify the fat Java-Like Groovy AST
groovifyFatJavaLikeGroovyAST(ast, groovyTokenNames);
// now output
ByteArrayOutputStream baos = new ByteArrayOutputStream();
Visitor visitor = new MindMapPrinter(new PrintStream(baos), groovyTokenNames);
AntlrASTProcessor traverser = new SourceCodeTraversal(visitor);
traverser.process(ast);
return new String(baos.toByteArray());
}
use of org.codehaus.groovy.antlr.treewalker.SourceCodeTraversal in project groovy-core by groovy.
the class GroovyRootDocBuilder method parseJava.
private Map<String, GroovyClassDoc> parseJava(String packagePath, String file, String src) throws RecognitionException, TokenStreamException {
SourceBuffer sourceBuffer = new SourceBuffer();
JavaRecognizer parser = getJavaParser(src, sourceBuffer);
String[] tokenNames = parser.getTokenNames();
try {
parser.compilationUnit();
} catch (OutOfMemoryError e) {
log.error("Out of memory while processing: " + packagePath + "/" + file);
throw e;
}
AST ast = parser.getAST();
// modify the Java AST into a Groovy AST (just token types)
Visitor java2groovyConverter = new Java2GroovyConverter(tokenNames);
AntlrASTProcessor java2groovyTraverser = new PreOrderTraversal(java2groovyConverter);
java2groovyTraverser.process(ast);
// now mutate (groovify) the ast into groovy
Visitor groovifier = new Groovifier(tokenNames, false);
AntlrASTProcessor groovifierTraverser = new PreOrderTraversal(groovifier);
groovifierTraverser.process(ast);
// now do the business
Visitor visitor = new SimpleGroovyClassDocAssembler(packagePath, file, sourceBuffer, links, properties, false);
AntlrASTProcessor traverser = new SourceCodeTraversal(visitor);
traverser.process(ast);
return ((SimpleGroovyClassDocAssembler) visitor).getGroovyClassDocs();
}
use of org.codehaus.groovy.antlr.treewalker.SourceCodeTraversal in project groovy-core by groovy.
the class GroovyRootDocBuilder method parseGroovy.
private Map<String, GroovyClassDoc> parseGroovy(String packagePath, String file, String src) throws RecognitionException, TokenStreamException {
SourceBuffer sourceBuffer = new SourceBuffer();
GroovyRecognizer parser = getGroovyParser(src, sourceBuffer);
try {
parser.compilationUnit();
} catch (OutOfMemoryError e) {
log.error("Out of memory while processing: " + packagePath + "/" + file);
throw e;
}
AST ast = parser.getAST();
// now do the business
Visitor visitor = new SimpleGroovyClassDocAssembler(packagePath, file, sourceBuffer, links, properties, true);
AntlrASTProcessor traverser = new SourceCodeTraversal(visitor);
traverser.process(ast);
return ((SimpleGroovyClassDocAssembler) visitor).getGroovyClassDocs();
}
use of org.codehaus.groovy.antlr.treewalker.SourceCodeTraversal in project groovy by apache.
the class GroovyRootDocBuilder method parseGroovy.
private Map<String, GroovyClassDoc> parseGroovy(String packagePath, String file, String src) throws RecognitionException, TokenStreamException {
SourceBuffer sourceBuffer = new SourceBuffer();
GroovyRecognizer parser = getGroovyParser(src, sourceBuffer);
try {
parser.compilationUnit();
} catch (OutOfMemoryError e) {
log.error("Out of memory while processing: " + packagePath + "/" + file);
throw e;
}
AST ast = parser.getAST();
// now do the business
Visitor visitor = new SimpleGroovyClassDocAssembler(packagePath, file, sourceBuffer, links, properties, true);
AntlrASTProcessor traverser = new SourceCodeTraversal(visitor);
traverser.process(ast);
return ((SimpleGroovyClassDocAssembler) visitor).getGroovyClassDocs();
}
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