TqlExpressionVisitor.java 文件源码

@Override
public TqlElement visitFieldCompliesPattern(TqlParser.FieldCompliesPatternContext ctx) {
    LOG.debug("Visit field complies: " + ctx.getText());
    TqlElement fieldName = ctx.getChild(0).accept(this);
    ParseTree patternNode = ctx.getChild(2);

    if (patternNode instanceof ErrorNode)
        throw new TqlException(patternNode.getText());

    String quotedPattern = patternNode.getText();
    String pattern = quotedPattern.substring(1, quotedPattern.length() - 1);
    FieldCompliesPattern fieldCompliesPattern = new FieldCompliesPattern(fieldName, pattern);
    LOG.debug("End visit field complies: " + ctx.getText());
    return fieldCompliesPattern;
}