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import com.saxonica.config.*;
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import javax.xml.*;
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import javax.xml.transform.*;
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import javax.xml.transform.stream.*;
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import net.sf.saxon.s9api.*;
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import org.xml.sax.*;
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public class SaxonTester{
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public static void main(String[] args){
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try{
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EnterpriseConfiguration configuration = new EnterpriseConfiguration();
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Processor processor = new Processor(configuration);
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// http://www.saxonica.com/documentation/index.html#!javadoc/net.sf.saxon.s9api/SchemaManager
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SchemaManager schemaManager = processor.getSchemaManager();
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schemaManager.setErrorListener(new MyErrorListener());
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schemaManager.load(new StreamSource("SaxonTester.xsd"));
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SchemaValidator schemaValidator = schemaManager.newSchemaValidator();
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System.out.println("=============");
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System.out.println("WITHOUT ErrorListener");
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System.out.println("=============");
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try{
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schemaValidator.setErrorListener(null);
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schemaValidator.validate(new StreamSource("SaxonTester.xml"));
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}
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catch(Exception e){
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}
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System.out.println("=============");
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System.out.println("");
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System.out.println("=============");
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System.out.println("WITH ErrorListener");
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System.out.println("Possible bugs:");
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System.out.println("- Why are the 2 warnings still written to stderr(stdout?), even if there's an error listener?");
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System.out.println("- Validation should stop if the error listener throws an TransformerException.");
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System.out.println(" https://docs.oracle.com/javase/9/docs/api/javax/xml/transform/ErrorListener.html#error-javax.xml.transform.TransformerException-");
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System.out.println("=============");
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try{
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schemaValidator.setErrorListener(new MyErrorListener());
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schemaValidator.validate(new StreamSource("SaxonTester.xml"));
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}
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catch(Exception e){
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}
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System.out.println("=============");
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System.out.println("");
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}
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catch(Exception e){
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System.out.println(String.format("EXCEPTION %s %s", e.getClass().getName(), e.getMessage()));
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}
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}
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private static class MyErrorListener implements ErrorListener{
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public void error(TransformerException e) throws TransformerException{
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System.out.println(String.format("error - %s", e.getMessage()));
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System.out.println("I WILL THROW TransformerException");
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throw new TransformerException("STOP IT");
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}
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public void fatalError(TransformerException e) throws TransformerException{
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System.out.println(String.format("fatalError - %s", e.getMessage()));
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}
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public void warning(TransformerException e) throws TransformerException{
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System.out.println(String.format("warning - %s", e.getMessage()));
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}
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}
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}
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