/*
 * $Id: ConfigRuleSet.java 54929 2004-10-16 16:38:42Z germuska $ 
 *
 * Copyright 2000-2004 The Apache Software Foundation.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


package org.apache.struts.config;


import org.apache.commons.digester.AbstractObjectCreationFactory;
import org.apache.commons.digester.Digester;
import org.apache.commons.digester.Rule;
import org.apache.commons.digester.RuleSetBase;
import org.apache.struts.util.RequestUtils;
import org.xml.sax.Attributes;


/**
 * <p>The set of Digester rules required to parse a Struts
 * configuration file (<code>struts-config.xml</code>).</p>
 *
 * @version $Rev: 54929 $ $Date: 2004-10-16 09:38:42 -0700 (Sat, 16 Oct 2004) $
 * @since Struts 1.1
 */

public class ConfigRuleSet extends RuleSetBase {


    // --------------------------------------------------------- Public Methods


    /**
     * <p>Add the set of Rule instances defined in this RuleSet to the
     * specified <code>Digester</code> instance, associating them with
     * our namespace URI (if any).  This method should only be called
     * by a Digester instance.  These rules assume that an instance of
     * <code>org.apache.struts.config.ModuleConfig</code> is pushed
     * onto the evaluation stack before parsing begins.</p>
     *
     * @param digester Digester instance to which the new Rule instances
     *  should be added.
     */
    public void addRuleInstances(Digester digester) {

        digester.addObjectCreate
            ("struts-config/data-sources/data-source",
             "org.apache.struts.config.DataSourceConfig",
             "className");
        digester.addSetProperties
            ("struts-config/data-sources/data-source");
        digester.addSetNext
            ("struts-config/data-sources/data-source",
             "addDataSourceConfig",
             "org.apache.struts.config.DataSourceConfig");

        digester.addRule
            ("struts-config/data-sources/data-source/set-property",
             new AddDataSourcePropertyRule());

        digester.addRule
            ("struts-config/action-mappings",
             new SetActionMappingClassRule());

        digester.addFactoryCreate
            ("struts-config/action-mappings/action",
             new ActionMappingFactory());
        digester.addSetProperties
            ("struts-config/action-mappings/action");
        digester.addSetNext
            ("struts-config/action-mappings/action",
             "addActionConfig",
             "org.apache.struts.config.ActionConfig");

        digester.addSetProperty
            ("struts-config/action-mappings/action/set-property",
             "property", "value");

        digester.addObjectCreate
            ("struts-config/action-mappings/action/exception",
             "org.apache.struts.config.ExceptionConfig",
             "className");
        digester.addSetProperties
            ("struts-config/action-mappings/action/exception");
        digester.addSetNext
            ("struts-config/action-mappings/action/exception",
             "addExceptionConfig",
             "org.apache.struts.config.ExceptionConfig");

        digester.addSetProperty
            ("struts-config/action-mappings/action/exception/set-property",
             "property", "value");

        digester.addFactoryCreate
            ("struts-config/action-mappings/action/forward",
             new ActionForwardFactory());
        digester.addSetProperties
            ("struts-config/action-mappings/action/forward");
        digester.addSetNext
            ("struts-config/action-mappings/action/forward",
             "addForwardConfig",
             "org.apache.struts.config.ForwardConfig");

        digester.addSetProperty
            ("struts-config/action-mappings/action/forward/set-property",
             "property", "value");

        digester.addObjectCreate
            ("struts-config/controller",
             "org.apache.struts.config.ControllerConfig",
             "className");
        digester.addSetProperties
            ("struts-config/controller");
        digester.addSetNext
            ("struts-config/controller",
             "setControllerConfig",
             "org.apache.struts.config.ControllerConfig");

        digester.addSetProperty
            ("struts-config/controller/set-property",
             "property", "value");

        digester.addRule
            ("struts-config/form-beans",
             new SetActionFormBeanClassRule());

        digester.addFactoryCreate
            ("struts-config/form-beans/form-bean",
             new ActionFormBeanFactory());
        digester.addSetProperties
            ("struts-config/form-beans/form-bean");
        digester.addSetNext
            ("struts-config/form-beans/form-bean",
             "addFormBeanConfig",
             "org.apache.struts.config.FormBeanConfig");

        digester.addObjectCreate
            ("struts-config/form-beans/form-bean/form-property",
             "org.apache.struts.config.FormPropertyConfig",
             "className");
        digester.addSetProperties
            ("struts-config/form-beans/form-bean/form-property");
        digester.addSetNext
            ("struts-config/form-beans/form-bean/form-property",
             "addFormPropertyConfig",
             "org.apache.struts.config.FormPropertyConfig");

        digester.addSetProperty
            ("struts-config/form-beans/form-bean/form-property/set-property",
             "property", "value");

        digester.addSetProperty
            ("struts-config/form-beans/form-bean/set-property",
             "property", "value");

        digester.addObjectCreate
            ("struts-config/global-exceptions/exception",
             "org.apache.struts.config.ExceptionConfig",
             "className");
        digester.addSetProperties
            ("struts-config/global-exceptions/exception");
        digester.addSetNext
            ("struts-config/global-exceptions/exception",
             "addExceptionConfig",
             "org.apache.struts.config.ExceptionConfig");

        digester.addSetProperty
            ("struts-config/global-exceptions/exception/set-property",
             "property", "value");

        digester.addRule
            ("struts-config/global-forwards",
             new SetActionForwardClassRule());

        digester.addFactoryCreate
            ("struts-config/global-forwards/forward",
             new GlobalForwardFactory());
        digester.addSetProperties
            ("struts-config/global-forwards/forward");
        digester.addSetNext
            ("struts-config/global-forwards/forward",
             "addForwardConfig",
             "org.apache.struts.config.ForwardConfig");

        digester.addSetProperty
            ("struts-config/global-forwards/forward/set-property",
             "property", "value");

        digester.addObjectCreate
            ("struts-config/message-resources",
             "org.apache.struts.config.MessageResourcesConfig",
             "className");
        digester.addSetProperties
            ("struts-config/message-resources");
        digester.addSetNext
            ("struts-config/message-resources",
             "addMessageResourcesConfig",
             "org.apache.struts.config.MessageResourcesConfig");

        digester.addSetProperty
            ("struts-config/message-resources/set-property",
             "property", "value");

        digester.addObjectCreate
            ("struts-config/plug-in",
             "org.apache.struts.config.PlugInConfig");
        digester.addSetProperties
            ("struts-config/plug-in");
        digester.addSetNext
            ("struts-config/plug-in",
             "addPlugInConfig",
             "org.apache.struts.config.PlugInConfig");

        digester.addRule
            ("struts-config/plug-in/set-property",
             new PlugInSetPropertyRule());

    }

}


/**
 * Class that calls <code>addProperty()</code> for the top object
 * on the stack, which must be a
 * <code>org.apache.struts.config.DataSourceConfig</code>.