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Code Issues Releases Wiki Activity

Try to lookup QNAME first in XmppElementUtil.getQNameFor()

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This commit is contained in:
Florian Schmaus 2019-06-12 22:30:56 +02:00
parent c6c904cc3e
commit e3ec422071
1 changed files with 17 additions and 0 deletions
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17
smack-core/src/main/java/org/jivesoftware/smack/util/XmppElementUtil.java
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@ -16,13 +16,30 @@
*/ */
package org.jivesoftware.smack.util; package org.jivesoftware.smack.util;
import java.util.logging.Logger;
import javax.xml.namespace.QName; import javax.xml.namespace.QName;
import org.jivesoftware.smack.packet.FullyQualifiedElement; import org.jivesoftware.smack.packet.FullyQualifiedElement;
public class XmppElementUtil { public class XmppElementUtil {
public static final Logger LOGGER = Logger.getLogger(XmppElementUtil.class.getName());
public static QName getQNameFor(Class<? extends FullyQualifiedElement> fullyQualifiedElement) { public static QName getQNameFor(Class<? extends FullyQualifiedElement> fullyQualifiedElement) {
try {
Object qnameObject = fullyQualifiedElement.getField("QNAME").get(null);
if (QName.class.isAssignableFrom(qnameObject.getClass())) {
return (QName) qnameObject;
}
LOGGER.warning("The QNAME field of " + fullyQualifiedElement + " is not of type QNAME.");
} catch (NoSuchFieldException e) {
LOGGER.finer("The class " + fullyQualifiedElement + " has no static QNAME field. Consider adding one.");
// Proceed to fallback strategy.
} catch (IllegalArgumentException | IllegalAccessException | SecurityException e) {
throw new IllegalArgumentException(e);
}
String element, namespace; String element, namespace;
try { try {
element = (String) fullyQualifiedElement.getField("ELEMENT").get(null); element = (String) fullyQualifiedElement.getField("ELEMENT").get(null);