Example usage for org.xml.sax.helpers DefaultHandler setDocumentLocator

Introduction

In this page you can find the example usage for org.xml.sax.helpers DefaultHandler setDocumentLocator.

Prototype

public void setDocumentLocator(Locator locator) 

Source Link

Document

Receive a Locator object for document events.

Usage

From source file:org.n52.ifgicopter.spf.xml.SchematronValidator.java

/**
 * Here the real validation process is started.
 * /*from ww  w  .j a v a 2  s. c  om*/
 * @return true if no schematron rule was violated.
 */
public boolean validate() {
    Transform trans = new Transform();

    /*
     * transform the schematron
     */
    String[] arguments = new String[] { "-x", "org.apache.xerces.parsers.SAXParser", "-w1", "-o",
            DOCS_FOLDER + "/tmp/tmp.xsl", this.schematronFile, DOCS_FOLDER + "/iso_svrl_for_xslt2.xsl",
            "generate-paths=yes" };
    trans.doTransform(arguments, "java net.sf.saxon.Transform");

    /*
     * transform the instance
     */
    String report = DOCS_FOLDER + "/tmp/"
            + this.xmlInstanceFile.substring(this.xmlInstanceFile.lastIndexOf("/") + 1) + ".report.xml";
    arguments = new String[] { "-x", "org.apache.xerces.parsers.SAXParser", "-w1", "-o", report,
            this.xmlInstanceFile, DOCS_FOLDER + "/tmp/tmp.xsl" };
    trans.doTransform(arguments, "java net.sf.saxon.Transform");

    LocatorImpl locator = new LocatorImpl();
    /*
     * an extension of DefaultHandler
     */
    DefaultHandler handler = new DefaultHandler() {

        private String failTmp;
        private Locator locator2;
        private boolean insideFail = false;

        @Override
        public void startElement(String uri, String localName, String qName, Attributes attributes)
                throws SAXException {
            if (qName.endsWith("failed-assert")) {
                this.failTmp = "Assertion error at \"" + attributes.getValue("test") + "\" (line "
                        + this.locator2.getLineNumber() + "): ";
                this.insideFail = true;
            }
        }

        @Override
        public void endElement(String uri, String localName, String qName) throws SAXException {
            if (qName.endsWith("failed-assert")) {
                SchematronValidator.this.assertFails.add(this.failTmp);
                this.failTmp = null;
                this.insideFail = false;
            }
        }

        @Override
        public void characters(char[] ch, int start, int length) throws SAXException {
            if (this.insideFail) {
                this.failTmp += new String(ch, start, length).trim();
            }
        }

        @Override
        public void setDocumentLocator(Locator l) {
            this.locator2 = l;
        }

    };
    handler.setDocumentLocator(locator);

    try {
        SAXParser parser = SAXParserFactory.newInstance().newSAXParser();
        parser.parse(new File(report), handler);
    } catch (SAXException e) {
        log.warn(e.getMessage(), e);
    } catch (IOException e) {
        log.warn(e.getMessage(), e);
    } catch (ParserConfigurationException e) {
        log.warn(e.getMessage(), e);
    }

    return (this.assertFails.size() == 0) ? true : false;
}

---