WUMLSyntaxTest.java 文件源码

private SyntaxErrorListener getSyntaxTreeErrors(String iFlowResource) {
    InputStream inputStream = null;

    try {
        File file = new File(getClass().getResource(iFlowResource).getFile());
        inputStream = new FileInputStream(file);

        CharStream cs = new ANTLRInputStream(inputStream);
        TokenStream tokenStream = new CommonTokenStream(new WUMLLexer(cs));
        WUMLParser parser = new WUMLParser(tokenStream);
        SyntaxErrorListener errorListener = new SyntaxErrorListener();
        parser.addErrorListener(errorListener);
        ParseTree tree = parser.sourceFile();
        return errorListener;

    } catch (Exception e) {
        return null;
    }
}