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package com.sun.tools.ws.wsdl.parser;
import com.sun.tools.ws.wsdl.framework.ParseException;
import com.sun.xml.ws.util.xml.XmlUtil;
import org.w3c.dom.Comment;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.Text;
import javax.xml.namespace.QName;
import java.io.File;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.Iterator;
/**2
* Defines various utility methods.
*
* @author WS Development Team
*/
public class Util {
public static String getRequiredAttribute(Element element, String name) {
String result = XmlUtil.getAttributeOrNull(element, name);
if (result == null)
fail(
"parsing.missingRequiredAttribute",
element.getTagName(),
name);
return result;
}
public static void verifyTag(Element element, String tag) {
if (!element.getLocalName().equals(tag))
fail("parsing.invalidTag", element.getTagName(), tag);
}
public static void verifyTagNS(Element element, String tag, String nsURI) {
if (!element.getLocalName().equals(tag)
|| (element.getNamespaceURI() != null
&& !element.getNamespaceURI().equals(nsURI)))
fail(
"parsing.invalidTagNS",
new Object[] {
element.getTagName(),
element.getNamespaceURI(),
tag,
nsURI });
}
public static void verifyTagNS(Element element, QName name) {
if (!isTagName(element, name))
fail(
"parsing.invalidTagNS",
new Object[] {
element.getTagName(),
element.getNamespaceURI(),
name.getLocalPart(),
name.getNamespaceURI()});
}
public static boolean isTagName(Element element, QName name){
return (element.getLocalName().equals(name.getLocalPart())
&& (element.getNamespaceURI() != null
&& element.getNamespaceURI().equals(name.getNamespaceURI())));
}
public static void verifyTagNSRootElement(Element element, QName name) {
if (!element.getLocalName().equals(name.getLocalPart())
|| (element.getNamespaceURI() != null
&& !element.getNamespaceURI().equals(name.getNamespaceURI())))
fail(
"parsing.incorrectRootElement",
new Object[] {
element.getTagName(),
element.getNamespaceURI(),
name.getLocalPart(),
name.getNamespaceURI()});
}
public static Element nextElementIgnoringCharacterContent(Iterator iter) {
while (iter.hasNext()) {
Node n = (Node) iter.next();
if (n instanceof Text)
continue;
if (n instanceof Comment)
continue;
if (!(n instanceof Element))
fail("parsing.elementExpected");
return (Element) n;
}
return null;
}
public static Element nextElement(Iterator iter) {
while (iter.hasNext()) {
Node n = (Node) iter.next();
if (n instanceof Text) {
Text t = (Text) n;
if (t.getData().trim().length() == 0)
continue;
fail("parsing.nonWhitespaceTextFound", t.getData().trim());
}
if (n instanceof Comment)
continue;
if (!(n instanceof Element))
fail("parsing.elementExpected");
return (Element) n;
}
return null;
}
public static String processSystemIdWithBase(
String baseSystemId,
String systemId) {
try {
URL base = null;
try {
base = new URL(baseSystemId);
} catch (MalformedURLException e) {
base = new File(baseSystemId).toURL();
}
try {
URL url = new URL(base, systemId);
return url.toString();
} catch (MalformedURLException e) {
fail("parsing.invalidURI", systemId);
}
} catch (MalformedURLException e) {
fail("parsing.invalidURI", baseSystemId);
}
return null; // keep compiler happy
}
public static void fail(String key) {
throw new ParseException(key);
}
public static void fail(String key, String arg) {
throw new ParseException(key, arg);
}
public static void fail(String key, String arg1, String arg2) {
throw new ParseException(key, new Object[] { arg1, arg2 });
}
public static void fail(String key, Object[] args) {
throw new ParseException(key, args);
}
}
