MappingToAugeasDirectivePerMap.java

/*
 * RHQ Management Platform
 * Copyright (C) 2005-2009 Red Hat, Inc.
 * All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License, version 2, as
 * published by the Free Software Foundation, and/or the GNU Lesser
 * General Public License, version 2.1, also as published by the Free
 * Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License and the GNU Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU General Public License
 * and the GNU Lesser General Public License along with this program;
 * if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */
package org.rhq.plugins.apache.augeas.mappingImpl;

import java.util.List;

import org.rhq.augeas.node.AugeasNode;
import org.rhq.core.domain.configuration.Property;
import org.rhq.core.domain.configuration.PropertyList;
import org.rhq.core.domain.configuration.PropertyMap;
import org.rhq.core.domain.configuration.PropertySimple;
import org.rhq.core.domain.configuration.definition.PropertyDefinition;
import org.rhq.core.domain.configuration.definition.PropertyDefinitionList;
import org.rhq.core.domain.configuration.definition.PropertyDefinitionMap;
import org.rhq.core.domain.configuration.definition.PropertyDefinitionSimple;
import org.rhq.plugins.apache.mapping.ApacheDirectiveRegExpression;
import org.rhq.plugins.apache.mapping.ConfigurationToAugeasApacheBase;
import org.rhq.rhqtransform.AugeasRhqException;

/**
 * 
 * @author Filip Drabek
 *
 */
public class MappingToAugeasDirectivePerMap extends ConfigurationToAugeasApacheBase {

    public void updateList(PropertyDefinitionList propDef, Property prop, AugeasNode listNode, int seq)
        throws AugeasRhqException {

        String propertyName = propDef.getName();
        PropertyDefinition memberPropDef = propDef.getMemberDefinition();
        List<AugeasNode> nodes = tree.matchRelative(listNode, propertyName);

        //THERE IS NO CONFIGURATION ALL NODES RELATED TO THE CONFIGURATION DEFINITION WILL BE DELETED
        if (prop == null) {
            for (AugeasNode node : nodes) {
                node.remove(false);
            }
            return;
        }

        PropertyList list = (PropertyList) prop;
        //THERE IS MORE CONFIGURATIONS THAN NODES, NEW NODES WILL BE CREATED
        if (list.getList().size() > nodes.size()) {
            for (int i = 0; i < list.getList().size() - nodes.size(); i++) {
                tree.createNode(listNode, propertyName, null, nodes.size() + i + 1);
            }
        }

        //THERE IS LESS CONFIGURATIONS THAN NODES, REDUDANT NODES WILL BE DELETED
        if (list.getList().size() < nodes.size()) {
            for (int i = 0; i < nodes.size() - list.getList().size(); i++) {
                nodes.get(nodes.size() - 1 - i).remove(false);
            }
        }

        nodes = tree.matchRelative(listNode, propertyName);
        int i = 0;

        for (Property property : list.getList()) {
            updateProperty(memberPropDef, property, nodes.get(i), i);
            i = i + 1;
        }
    }

    public void updateMap(PropertyDefinitionMap propDefMap, Property prop, AugeasNode mapNode, int seq)
        throws AugeasRhqException {

        PropertyMap propMap = (PropertyMap) prop;
        String propertyName = propDefMap.getName();

        StringBuffer param = new StringBuffer();

        for (PropertyDefinition propVal : propDefMap.getOrderedPropertyDefinitions()) {

            PropertySimple property = propMap.getSimple(propVal.getName());
            if (property != null) {

                String value = property.getStringValue();
                if (value != null)
                    param.append(" " + value);
            }
        }

        List<String> params = ApacheDirectiveRegExpression.createParams(param.toString(), propertyName);

        List<AugeasNode> nodes = mapNode.getChildByLabel("param");

        //THERE IS MORE CONFIGURATIONS THAN NODES, NEW NODES WILL BE CREATED
        if (params.size() > nodes.size()) {
            for (int i = 0; i < params.size() - nodes.size(); i++) {
                tree.createNode(mapNode, "param", null, nodes.size() + i + 1);
            }
        }

        //THERE IS LESS CONFIGURATIONS THAN NODES, REDUDANT NODES WILL BE DELETED
        if (params.size() < nodes.size()) {
            for (int i = 0; i < nodes.size() - params.size(); i++) {
                nodes.get(params.size() + i).remove(false);
            }
        }

        nodes = tree.matchRelative(mapNode, "param");

        int i = 0;
        for (AugeasNode tempNode : nodes) {
            tempNode.setValue(params.get(i));
            i++;
        }

    }

    public void updateSimple(AugeasNode parentNode, PropertyDefinitionSimple propDef, Property prop, int seq)
        throws AugeasRhqException {

    }

}