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package com.sun.faces.ant;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.Task;
import org.xml.sax.InputSource;
import org.xml.sax.SAXParseException;
import org.xml.sax.helpers.DefaultHandler;
import javax.xml.parsers.SAXParser;
import javax.xml.parsers.SAXParserFactory;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.net.MalformedURLException;
import java.text.MessageFormat;
/**
* <p>An <code>Ant</code> task to perform schema validation of the
* <code>standard-html-renderkit.xml</code> document. The optional task,
* <code>xmlvalidate</code> is a hassel when it comes to schema.
*/
public class ValidateTask extends Task {
private String schemaDir;
// -------------------------------------------------------------- Properties
public void setSchemaDir(String schemaDir) {
this.schemaDir = schemaDir;
} // END setSchemaDir
// ------------------------------------------------------- Methods from Task
public void execute() throws BuildException {
File dir = new File(schemaDir);
if (!dir.isDirectory()) {
throw new BuildException("The schemaDir '" + schemaDir +
"' is not a directory");
}
if (!dir.canRead()) {
throw new BuildException("The schemaDir '" + schemaDir +
"' cannot be read");
}
SAXParser parser = getParser();
String file = schemaDir + File.separatorChar +
"standard-html-renderkit.xml";
try {
parser.parse(new File(file), new Resolver(schemaDir));
System.out.println("The document, standard-html-renderkit.xml, is valid.");
} catch (Exception e) {
throw new BuildException(e);
}
} // END execute
// --------------------------------------------------------- Private Methods
private SAXParser getParser() throws BuildException {
SAXParserFactory factory = SAXParserFactory.newInstance();
factory.setValidating(true);
factory.setNamespaceAware(true);
File schemaSource = new File(schemaDir + File.separatorChar +
"web-facesconfig_2_0.xsd");
try {
SAXParser parser = factory.newSAXParser();
parser.setProperty(
"http://java.sun.com/xml/jaxp/properties/schemaLanguage",
"http://www.w3.org/2001/XMLSchema");
parser.setProperty(
"http://java.sun.com/xml/jaxp/properties/schemaSource",
schemaSource);
return parser;
} catch (Exception e) {
throw new BuildException(e);
}
} // END getParser
// ----------------------------------------------------------- Inner Classes
private static class Resolver extends DefaultHandler {
private String j2ee14;
private String webServices;
private String xml;
private String facesConfig;
private MessageFormat message =
new MessageFormat("({0}: {1}, {2}): {3}");
public Resolver(String schemaDir) {
String basePath = schemaDir + File.separatorChar;
j2ee14 = basePath + "j2ee_1_4.xsd";
webServices = basePath + "j2ee_web_services_client_1_1.xsd";
xml = basePath + "xml.xsd";
facesConfig = basePath + "web-facesconfig_1_2.xsd";
} // END Resolver
private String print(SAXParseException x) {
String msg = message.format(new Object[]
{
x.getSystemId(),
new Integer(x.getLineNumber()),
new Integer(x.getColumnNumber()),
x.getMessage()
});
return msg;
} // END print
public void warning(SAXParseException x) {
System.out.println("WARNING: " + print(x));
} // END warning
public void error(SAXParseException x) throws SAXParseException{
System.out.println("ERROR: " + print(x));
throw x;
} // END error
public void fatalError(SAXParseException x) throws SAXParseException {
System.out.println("FATAL: " + print(x));
throw x;
} // END fatalError
public InputSource resolveEntity(String publicId,
String systemId) {
InputSource source = null;
if (systemId.indexOf("j2ee_1_4") > 0) {
try {
source =
new InputSource(new FileInputStream(j2ee14));
source.setSystemId(new File(j2ee14).toURL().toString());
} catch (FileNotFoundException e) {
//
} catch (MalformedURLException e) {
//
}
} else if (systemId.indexOf("webservice") > 0) {
try {
source =
new InputSource(new FileInputStream(webServices));
source.setSystemId(
new File(webServices).toURL().toString());
} catch (FileNotFoundException e) {
//
} catch (MalformedURLException e) {
//
}
} else if (systemId.indexOf("xml.xsd") > 0) {
try {
source =
new InputSource(new FileInputStream(xml));
source.setSystemId(xml);
} catch (FileNotFoundException e) {
//
}
} else if (systemId.indexOf("web-facesconfig_2_0.xsd") > 0) {
try {
source =
new InputSource(new FileInputStream(facesConfig));
source.setSystemId(
new File(facesConfig).toURL().toString());
} catch (FileNotFoundException e) {
//
} catch (MalformedURLException e) {
//
}
} else {
try {
source = super.resolveEntity(publicId, systemId);
if (source != null && publicId != null)
source.setPublicId(publicId);
if (source != null && systemId != null)
source.setSystemId(systemId);
} catch (Exception e) {
//
}
}
return source;
} // END resolveEntity
} // END Resolver
}