use of org.codehaus.groovy.antlr.treewalker.SourcePrinter in project groovy by apache.
the class AntlrParserPlugin method outputASTInVariousFormsIfNeeded.
private void outputASTInVariousFormsIfNeeded(SourceUnit sourceUnit, SourceBuffer sourceBuffer) {
// straight xstream output of AST
// uppercase to hide from jarjar
String formatProp = System.getProperty("ANTLR.AST".toLowerCase());
if ("xml".equals(formatProp)) {
saveAsXML(sourceUnit.getName(), ast);
}
// 'pretty printer' output of AST
if ("groovy".equals(formatProp)) {
try {
PrintStream out = new PrintStream(new FileOutputStream(sourceUnit.getName() + ".pretty.groovy"));
Visitor visitor = new SourcePrinter(out, tokenNames);
AntlrASTProcessor treewalker = new SourceCodeTraversal(visitor);
treewalker.process(ast);
} catch (FileNotFoundException e) {
System.out.println("Cannot create " + sourceUnit.getName() + ".pretty.groovy");
}
}
// which is a really nice way of seeing the AST, folding nodes etc
if ("mindmap".equals(formatProp)) {
try {
PrintStream out = new PrintStream(new FileOutputStream(sourceUnit.getName() + ".mm"));
Visitor visitor = new MindMapPrinter(out, tokenNames);
AntlrASTProcessor treewalker = new PreOrderTraversal(visitor);
treewalker.process(ast);
} catch (FileNotFoundException e) {
System.out.println("Cannot create " + sourceUnit.getName() + ".mm");
}
}
// include original line/col info and source code on the mindmap output
if ("extendedMindmap".equals(formatProp)) {
try {
PrintStream out = new PrintStream(new FileOutputStream(sourceUnit.getName() + ".mm"));
Visitor visitor = new MindMapPrinter(out, tokenNames, sourceBuffer);
AntlrASTProcessor treewalker = new PreOrderTraversal(visitor);
treewalker.process(ast);
} catch (FileNotFoundException e) {
System.out.println("Cannot create " + sourceUnit.getName() + ".mm");
}
}
// html output of AST
if ("html".equals(formatProp)) {
try {
PrintStream out = new PrintStream(new FileOutputStream(sourceUnit.getName() + ".html"));
List<VisitorAdapter> v = new ArrayList<VisitorAdapter>();
v.add(new NodeAsHTMLPrinter(out, tokenNames));
v.add(new SourcePrinter(out, tokenNames));
Visitor visitors = new CompositeVisitor(v);
AntlrASTProcessor treewalker = new SourceCodeTraversal(visitors);
treewalker.process(ast);
} catch (FileNotFoundException e) {
System.out.println("Cannot create " + sourceUnit.getName() + ".html");
}
}
}
use of org.codehaus.groovy.antlr.treewalker.SourcePrinter in project groovy by apache.
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.SourcePrinter 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());
}
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