/**
* Static helper method to parses a Java source file.
*
* @param aContents contains the contents of the file
* @throws TokenStreamException if lexing failed
* @throws RecognitionException if parsing failed
* @return the root of the AST
*/
public static DetailAST parse(FileContents aContents)
throws RecognitionException, TokenStreamException {
final String fullText = aContents.getText().getFullText().toString();
final Reader sr = new StringReader(fullText);
final GeneratedJavaLexer lexer = new GeneratedJavaLexer(sr);
lexer.setFilename(aContents.getFilename());
lexer.setCommentListener(aContents);
lexer.setTreatAssertAsKeyword(true);
lexer.setTreatEnumAsKeyword(true);
final GeneratedJavaRecognizer parser = new GeneratedJavaRecognizer(lexer);
parser.setFilename(aContents.getFilename());
parser.setASTNodeClass(DetailAST.class.getName());
parser.compilationUnit();
return (DetailAST) parser.getAST();
}
/**
* Static helper method to parses a Java source file.
*
* @param contents contains the contents of the file
* @return the root of the AST
* @throws TokenStreamException if lexing failed
* @throws RecognitionException if parsing failed
*/
public static DetailAST parse(FileContents contents)
throws RecognitionException, TokenStreamException {
final String fullText = contents.getText().getFullText().toString();
final Reader sr = new StringReader(fullText);
final GeneratedJavaLexer lexer = new GeneratedJavaLexer(sr);
lexer.setFilename(contents.getFileName());
lexer.setCommentListener(contents);
lexer.setTreatAssertAsKeyword(true);
lexer.setTreatEnumAsKeyword(true);
lexer.setTokenObjectClass("antlr.CommonHiddenStreamToken");
final TokenStreamHiddenTokenFilter filter = new TokenStreamHiddenTokenFilter(lexer);
filter.hide(TokenTypes.SINGLE_LINE_COMMENT);
filter.hide(TokenTypes.BLOCK_COMMENT_BEGIN);
final GeneratedJavaRecognizer parser = new GeneratedJavaRecognizer(filter);
parser.setFilename(contents.getFileName());
parser.setASTNodeClass(DetailAST.class.getName());
parser.compilationUnit();
return (DetailAST) parser.getAST();
}