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package com.sun.enterprise.deployment.node.runtime;
import java.util.Map;
import org.w3c.dom.Node;
import com.sun.enterprise.deployment.node.XMLElement;
import com.sun.enterprise.deployment.node.DeploymentDescriptorNode;
import com.sun.enterprise.deployment.runtime.BeanCacheDescriptor;
import com.sun.enterprise.deployment.xml.RuntimeTagNames;
/**
* This node handles the bean-cache untime deployment descriptors
*
* @author Jerome Dochez
* @version
*/
public class BeanCacheNode extends DeploymentDescriptorNode {
protected BeanCacheDescriptor descriptor=null;
/**
* @return the descriptor instance to associate with this XMLNode
*/
public Object getDescriptor() {
if (descriptor==null) {
descriptor = new BeanCacheDescriptor();
}
return descriptor;
}
/**
* receives notification 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 (RuntimeTagNames.IS_CACHE_OVERFLOW_ALLOWED.equals(element.getQName())) {
descriptor.setIsCacheOverflowAllowed(Boolean.valueOf(value));
} else
super.setElementValue(element, value);
}
/**
* all sub-implementation of this class can use a dispatch table to map xml element to
* method name on the descriptor class for setting the element value.
*
* @return the map with the element name as a key, the setter method as a value
*/
protected Map getDispatchTable() {
Map dispatchTable = super.getDispatchTable();
dispatchTable.put(RuntimeTagNames.MAX_CACHE_SIZE, "setMaxCacheSize");
dispatchTable.put(RuntimeTagNames.RESIZE_QUANTITY, "setResizeQuantity");
dispatchTable.put(RuntimeTagNames.CACHE_IDLE_TIMEOUT_IN_SECONDS, "setCacheIdleTimeoutInSeconds");
dispatchTable.put(RuntimeTagNames.REMOVAL_TIMEOUT_IN_SECONDS, "setRemovalTimeoutInSeconds");
dispatchTable.put(RuntimeTagNames.VICTIM_SELECTION_POLICY, "setVictimSelectionPolicy");
return dispatchTable;
}
/**
* write the descriptor class to a DOM tree and return it
*
* @param parent node for the DOM tree
* @param node name for the descriptor
* @param the descriptor to write
* @return the DOM tree top node
*/
public Node writeDescriptor(Node parent, String nodeName, BeanCacheDescriptor descriptor) {
Node beanCacheNode = super.writeDescriptor(parent, nodeName, descriptor);
appendTextChild(beanCacheNode, RuntimeTagNames.MAX_CACHE_SIZE, descriptor.getMaxCacheSize());
appendTextChild(beanCacheNode, RuntimeTagNames.RESIZE_QUANTITY, descriptor.getResizeQuantity());
appendTextChild(beanCacheNode, RuntimeTagNames.IS_CACHE_OVERFLOW_ALLOWED, String.valueOf(descriptor.isIsCacheOverflowAllowed()));
appendTextChild(beanCacheNode, RuntimeTagNames.CACHE_IDLE_TIMEOUT_IN_SECONDS, descriptor.getCacheIdleTimeoutInSeconds());
appendTextChild(beanCacheNode, RuntimeTagNames.REMOVAL_TIMEOUT_IN_SECONDS, descriptor.getRemovalTimeoutInSeconds());
appendTextChild(beanCacheNode, RuntimeTagNames.VICTIM_SELECTION_POLICY, descriptor.getVictimSelectionPolicy());
return beanCacheNode;
}
}