Example usage for org.dom4j InvalidXPathException InvalidXPathException

Introduction

In this page you can find the example usage for org.dom4j InvalidXPathException InvalidXPathException.

Prototype

public InvalidXPathException(String xpath) 

Source Link

Usage

From source file:org.apache.taglibs.xtags.xpath.StylesheetTag.java

License:Apache License

String processAVTs(String text) throws IOException, InvalidXPathException {
    int marker = 0;
    int leftBracket;
    int rightBracket;
    XPath xpath;// w  ww .  java 2 s . co m
    Object context = getInputNodes();

    avtOutput.delete(0, avtOutput.length());

    while ((leftBracket = text.indexOf('{', marker)) > 0) {
        // output all text up to the { 
        avtOutput.append(text.substring(marker, leftBracket));
        rightBracket = text.indexOf('}', leftBracket);
        if (rightBracket < 0) {
            marker = leftBracket; // It's not part of an xpath expression
            // No more valid {xpath} expressions
            break;
        }
        xpath = createXPath(text.substring(leftBracket + 1, rightBracket));
        if (xpath == null) {
            throw new InvalidXPathException(text.substring(leftBracket + 1, rightBracket));
        }
        avtOutput.append(xpath.valueOf(context));
        marker = rightBracket + 1;
    }
    if (marker < text.length()) {
        avtOutput.append(text.substring(marker));
    }

    return avtOutput.toString();
}

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