JCatalinaRuleSet.java

package org.objectweb.jonas.web.catalina50;

import org.apache.commons.digester.Digester;
import org.apache.commons.digester.Rule;
import org.apache.commons.digester.RuleSetBase;

import org.apache.catalina.Container;
import org.apache.catalina.startup.ContextRuleSet;
import org.apache.catalina.startup.EngineRuleSet;
import org.apache.catalina.startup.HostRuleSet;
import org.apache.catalina.startup.NamingRuleSet;
import org.apache.catalina.startup.SetAllPropertiesRule;

import org.xml.sax.Attributes;

public class JCatalinaRuleSet extends RuleSetBase {

    private ClassLoader parentClassLoader = null;

    public JCatalinaRuleSet(ClassLoader parentClassLoader) {
        super();
        this.parentClassLoader = parentClassLoader;
    }



    public void addRuleInstances(Digester digester) {

        // 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");

        digester.addObjectCreate("Server/Service/Connector",
                                 "org.apache.coyote.tomcat5.CoyoteConnector",
                                 "className");
        digester.addRule("Server/Service/Connector",
                         new SetAllPropertiesRule());
        digester.addSetNext("Server/Service/Connector",
                            "addConnector",
                            "org.apache.catalina.Connector");

        digester.addObjectCreate("Server/Service/Connector/Factory",
                                 "org.apache.coyote.tomcat5.CoyoteServerSocketFactory",
                                 "className");
        digester.addSetProperties("Server/Service/Connector/Factory");
        digester.addSetNext("Server/Service/Connector/Factory",
                            "setFactory",
                            "org.apache.catalina.net.ServerSocketFactory");

        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/Default"));
        //digester.addRuleSet(new NamingRuleSet("Server/Service/Engine/DefaultContext/"));
        digester.addRuleSet(new ContextRuleSet("Server/Service/Engine/Host/Default"));
        //digester.addRuleSet(new NamingRuleSet("Server/Service/Engine/Host/DefaultContext/"));
        digester.addRuleSet(new ContextRuleSet("Server/Service/Engine/Host/"));
        //digester.addRuleSet(new NamingRuleSet("Server/Service/Engine/Host/Context/"));
        digester.addRule("Server/Service/Engine",
                         new SetParentClassLoaderRule(parentClassLoader));
    }
}

final class SetParentClassLoaderRule extends Rule {

    private ClassLoader parentClassLoader = null;


    public SetParentClassLoaderRule(ClassLoader parentClassLoader) {
        super();
        this.parentClassLoader = parentClassLoader;
    }

    public void begin(String namespace, String name, Attributes attributes) throws Exception {
        Container top = (Container) digester.peek();
        top.setParentClassLoader(parentClassLoader);
    }
}

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