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This module contains the Metro runtime code.
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package com.sun.xml.ws.config.metro.parser;
import com.sun.istack.logging.Logger;
import com.sun.xml.ws.api.ResourceLoader;
import com.sun.xml.ws.api.server.Container;
import com.sun.xml.ws.policy.privateutil.PolicyUtils;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.logging.Level;
import javax.xml.stream.XMLInputFactory;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import javax.xml.ws.WebServiceException;
/**
*
* @author Fabian Ritzmann
*/
public class MetroParser {
private static final Logger LOGGER = Logger.getLogger(MetroParser.class);
private static final String SERVLET_CONTEXT_CLASSNAME = "javax.servlet.ServletContext";
// Prefixing with META-INF/ instead of /META-INF/. /META-INF/ is working fine
// when loading from a JAR file but not when loading from a plain directory.
private static final String JAR_PREFIX = "META-INF/";
private static final String WAR_PREFIX = "/WEB-INF/";
private static final String WEBSERVICES_NAME = "webservices.xml";
private static final String METRO_WEBSERVICES_NAME = "metro-webservices.xml";
private static final XMLInputFactory inputFactory = XMLInputFactory.newInstance();
/**
* Private constructor for the utility class to prevent class instantiation
*/
private MetroParser() {
}
// Pulls together the results of MetroWsParser and WsParser
public static void parse(final Container container) {
findConfigFile(METRO_WEBSERVICES_NAME, container);
findConfigFile(WEBSERVICES_NAME, container);
}
private static URL findConfigFile(final String configFileName, final Container container)
throws WebServiceException {
URL configFileUrl = null;
try {
final ResourceLoader resourceLoader = (container != null) ? container.getSPI(ResourceLoader.class) : null;
if (resourceLoader != null) {
configFileUrl = resourceLoader.getResource(configFileName);
}
if (configFileUrl == null && container != null) {
final Object context;
try {
final Class contextClass = Class.forName(SERVLET_CONTEXT_CLASSNAME);
context = container.getSPI(contextClass);
if (context != null) {
// Move PolicyUtils method into istack
configFileUrl = PolicyUtils.ConfigFile.loadFromContext(WAR_PREFIX + configFileName, context);
}
} catch (ClassNotFoundException e) {
if (LOGGER.isLoggable(Level.FINE)) {
// TODO logging message
LOGGER.fine("Cannot find servlet context");
}
}
}
// If we did not get a config file from the container, fall back to class path
if (configFileUrl == null) {
// Try META-INF
final StringBuilder examinedPath = new StringBuilder(JAR_PREFIX).append(configFileName);
configFileUrl = PolicyUtils.ConfigFile.loadFromClasspath(examinedPath.toString());
}
return configFileUrl;
} catch (MalformedURLException e) {
// TODO logging message
throw LOGGER.logSevereException(new WebServiceException("Failed to load file", e));
}
}
private static XMLStreamReader urlToReader(URL url) throws WebServiceException {
try {
return inputFactory.createXMLStreamReader(url.openStream());
} catch (IOException e) {
// TODO logging message
throw LOGGER.logSevereException(new WebServiceException("Failed to load URL", e));
} catch (XMLStreamException e) {
// TODO logging message
throw LOGGER.logSevereException(new WebServiceException("Failed to load URL", e));
}
}
}