/**
* Create a <code>Digester</code> parser.
*
* @param xmlValidation turn on/off xml validation
* @param xmlNamespaceAware turn on/off namespace validation
* @param rule an instance of <code>RuleSet</code> used for parsing the xml.
*/
public static Digester newDigester(
boolean xmlValidation, boolean xmlNamespaceAware, RuleSet rule) {
Digester digester = new Digester();
digester.setNamespaceAware(xmlNamespaceAware);
digester.setValidating(xmlValidation);
digester.setUseContextClassLoader(true);
SchemaResolver schemaResolver = new SchemaResolver(digester);
registerLocalSchema(schemaResolver);
digester.setEntityResolver(schemaResolver);
if (rule != null) {
digester.addRuleSet(rule);
}
return (digester);
}
/** Cluster support is optional. The JARs may have been removed. */
private void addClusterRuleSet(Digester digester, String prefix) {
Class<?> clazz = null;
Constructor<?> constructor = null;
try {
clazz = Class.forName("org.apache.catalina.ha.ClusterRuleSet");
constructor = clazz.getConstructor(String.class);
RuleSet ruleSet = (RuleSet) constructor.newInstance(prefix);
digester.addRuleSet(ruleSet);
} catch (Exception e) {
if (log.isDebugEnabled()) {
log.debug(
sm.getString("catalina.noCluster", e.getClass().getName() + ": " + e.getMessage()), e);
} else if (log.isInfoEnabled()) {
log.info(
sm.getString("catalina.noCluster", e.getClass().getName() + ": " + e.getMessage()));
}
}
}
/** Create and configure the Digester we will be using for startup. */
protected Digester createStartDigester() {
long t1 = System.currentTimeMillis();
// Initialize the digester
Digester digester = new Digester();
digester.setValidating(false);
digester.setRulesValidation(true);
HashMap<Class<?>, List<String>> fakeAttributes = new HashMap<Class<?>, List<String>>();
ArrayList<String> attrs = new ArrayList<String>();
attrs.add("className");
fakeAttributes.put(Object.class, attrs);
digester.setFakeAttributes(fakeAttributes);
digester.setUseContextClassLoader(true);
// Configure the actions we will be using
digester.addObjectCreate("Server", "org.apache.catalina.core.StandardServer", "className");
digester.addSetProperties("Server");
digester.addSetNext("Server", "setServer", "org.apache.catalina.Server");
digester.addObjectCreate(
"Server/GlobalNamingResources", "org.apache.catalina.deploy.NamingResources");
digester.addSetProperties("Server/GlobalNamingResources");
digester.addSetNext(
"Server/GlobalNamingResources",
"setGlobalNamingResources",
"org.apache.catalina.deploy.NamingResources");
digester.addObjectCreate(
"Server/Listener",
null, // MUST be specified in the element
"className");
digester.addSetProperties("Server/Listener");
digester.addSetNext(
"Server/Listener", "addLifecycleListener", "org.apache.catalina.LifecycleListener");
digester.addObjectCreate(
"Server/Service", "org.apache.catalina.core.StandardService", "className");
digester.addSetProperties("Server/Service");
digester.addSetNext("Server/Service", "addService", "org.apache.catalina.Service");
digester.addObjectCreate(
"Server/Service/Listener",
null, // MUST be specified in the element
"className");
digester.addSetProperties("Server/Service/Listener");
digester.addSetNext(
"Server/Service/Listener", "addLifecycleListener", "org.apache.catalina.LifecycleListener");
// Executor
digester.addObjectCreate(
"Server/Service/Executor", "org.apache.catalina.core.StandardThreadExecutor", "className");
digester.addSetProperties("Server/Service/Executor");
digester.addSetNext("Server/Service/Executor", "addExecutor", "org.apache.catalina.Executor");
digester.addRule("Server/Service/Connector", new ConnectorCreateRule());
digester.addRule(
"Server/Service/Connector", new SetAllPropertiesRule(new String[] {"executor"}));
digester.addSetNext(
"Server/Service/Connector", "addConnector", "org.apache.catalina.connector.Connector");
digester.addObjectCreate(
"Server/Service/Connector/Listener",
null, // MUST be specified in the element
"className");
digester.addSetProperties("Server/Service/Connector/Listener");
digester.addSetNext(
"Server/Service/Connector/Listener",
"addLifecycleListener",
"org.apache.catalina.LifecycleListener");
// Add RuleSets for nested elements
digester.addRuleSet(new NamingRuleSet("Server/GlobalNamingResources/"));
digester.addRuleSet(new EngineRuleSet("Server/Service/"));
digester.addRuleSet(new HostRuleSet("Server/Service/Engine/"));
digester.addRuleSet(new ContextRuleSet("Server/Service/Engine/Host/"));
addClusterRuleSet(digester, "Server/Service/Engine/Host/Cluster/");
digester.addRuleSet(new NamingRuleSet("Server/Service/Engine/Host/Context/"));
// When the 'engine' is found, set the parentClassLoader.
digester.addRule("Server/Service/Engine", new SetParentClassLoaderRule(parentClassLoader));
addClusterRuleSet(digester, "Server/Service/Engine/Cluster/");
long t2 = System.currentTimeMillis();
if (log.isDebugEnabled()) {
log.debug("Digester for server.xml created " + (t2 - t1));
}
return (digester);
}