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package com.sun.enterprise.deployment.node.ejb;
import com.sun.enterprise.deployment.TimeoutValueDescriptor;
import com.sun.enterprise.deployment.Descriptor;
import com.sun.enterprise.deployment.node.DeploymentDescriptorNode;
import com.sun.enterprise.deployment.node.XMLElement;
import com.sun.enterprise.deployment.xml.EjbTagNames;
import org.w3c.dom.Node;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.TimeUnit;
public class TimeoutValueNode extends DeploymentDescriptorNode {
TimeoutValueDescriptor descriptor = null;
private static final Map<String, TimeUnit> elementToTimeUnit;
private static final Map<TimeUnit, String> timeUnitToElement;
static {
elementToTimeUnit = new HashMap<String, TimeUnit>();
elementToTimeUnit.put("Days", TimeUnit.DAYS);
elementToTimeUnit.put("Hours", TimeUnit.HOURS);
elementToTimeUnit.put("Minutes", TimeUnit.MINUTES);
elementToTimeUnit.put("Seconds", TimeUnit.SECONDS);
elementToTimeUnit.put("Milliseconds", TimeUnit.MILLISECONDS);
elementToTimeUnit.put("Microseconds", TimeUnit.MICROSECONDS);
elementToTimeUnit.put("Nanoseconds", TimeUnit.NANOSECONDS);
timeUnitToElement = new HashMap<TimeUnit, String>();
for(String next : elementToTimeUnit.keySet()) {
timeUnitToElement.put(elementToTimeUnit.get(next), next);
}
}
/**
* @return the Descriptor subclass that was populated by reading
* the source XML file
*/
public Object getDescriptor() {
if (descriptor == null) {
descriptor = (TimeoutValueDescriptor) new TimeoutValueDescriptor();
}
return descriptor;
}
/**
* receives notiification of the value for a particular tag
*
* @param element the xml element
* @param value it's associated value
*/
public void setElementValue(XMLElement element, String value) {
if (EjbTagNames.TIMEOUT_VALUE.equals(element.getQName())) {
descriptor.setValue(new Long(value));
} else if(EjbTagNames.TIMEOUT_UNIT.equals(element.getQName())) {
descriptor.setUnit(elementToTimeUnit.get(value));
} else {
super.setElementValue(element, value);
}
}
/**
* write the descriptor class to a DOM tree and return it
*
* @param parent node for the DOM tree
* @param node name for the root element of this xml fragment
* @param the descriptor to write
* @return the DOM tree top node
*/
public Node writeDescriptor(Node parent, String nodeName, Descriptor descriptor) {
if (! (descriptor instanceof TimeoutValueDescriptor)) {
throw new IllegalArgumentException(getClass() + " cannot handles descriptors of type " + descriptor.getClass());
}
TimeoutValueDescriptor desc = (TimeoutValueDescriptor) descriptor;
Node timeoutNode = super.writeDescriptor(parent, nodeName, descriptor);
appendTextChild(timeoutNode, EjbTagNames.TIMEOUT_VALUE, Long.toString(desc.getValue()));
appendTextChild(timeoutNode, EjbTagNames.TIMEOUT_UNIT, timeUnitToElement.get(desc.getUnit()));
return timeoutNode;
}
}