/*
* JBoss, Home of Professional Open Source.
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership. Some portions may be licensed
* to Red Hat, Inc. under one or more contributor license agreements.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*/
package org.teiid.rhq.plugin;
import java.util.Map;
import java.util.Set;
import javax.naming.NamingException;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.jboss.managed.api.ComponentType;
import org.jboss.managed.api.ManagedComponent;
import org.jboss.managed.api.ManagedProperty;
import org.jboss.metatype.api.types.MetaType;
import org.jboss.metatype.api.values.MapCompositeValueSupport;
import org.jboss.metatype.api.values.MetaValue;
import org.mc4j.ems.connection.EmsConnection;
import org.rhq.core.domain.configuration.Configuration;
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.measurement.MeasurementDataNumeric;
import org.rhq.core.domain.measurement.MeasurementReport;
import org.rhq.core.domain.measurement.MeasurementScheduleRequest;
import org.rhq.core.pluginapi.inventory.ResourceContext;
import org.rhq.core.pluginapi.measurement.MeasurementFacet;
import org.rhq.plugins.jbossas5.connection.ProfileServiceConnection;
import org.teiid.rhq.plugin.util.PluginConstants;
import org.teiid.rhq.plugin.util.ProfileServiceUtil;
/**
* Component class for the Teiid Translator.
*
*/
public class TranslatorComponent extends Facet {
private final Log LOG = LogFactory.getLog(PluginConstants.DEFAULT_LOGGER_CATEGORY);
public static interface Config {
String COMPONENT_TYPE = "componentType";
String COMPONENT_SUBTYPE = "componentSubtype";
String COMPONENT_NAME = "componentName";
String TEMPLATE_NAME = "template-name";
String RESOURCE_NAME = "resourceName";
}
@Override
public void start(ResourceContext context) {
this.setComponentName(context.getPluginConfiguration().getSimpleValue( "name", null));
this.resourceConfiguration=context.getPluginConfiguration();
super.start(context);
}
/**
* @see org.teiid.rhq.plugin.Facet#getComponentType()
* @since 1.0
*/
@Override
String getComponentType() {
return PluginConstants.ComponentType.Translator.NAME;
}
/**
* The plugin container will call this method when your resource component
* has been scheduled to collect some measurements now. It is within this
* method that you actually talk to the managed resource and collect the
* measurement data that is has emitted.
*
* @see MeasurementFacet#getValues(MeasurementReport, Set)
*/
public void getValues(MeasurementReport report, Set<MeasurementScheduleRequest> requests) {
for (MeasurementScheduleRequest request : requests) {
String name = request.getName();
// TODO: based on the request information, you must collect the
// requested measurement(s)
// you can use the name of the measurement to determine what you
// actually need to collect
try {
Number value = new Integer(1); // dummy measurement value -
// this should come from the
// managed resource
report.addData(new MeasurementDataNumeric(request, value.doubleValue()));
} catch (Exception e) {
LOG.error("Failed to obtain measurement [" + name + "]. Cause: " + e); //$NON-NLS-1$ //$NON-NLS-2$
}
}
return;
}
protected void setOperationArguments(String name,
Configuration configuration, Map argumentMap) {
//No operations for translators
}
@Override
public Configuration loadResourceConfiguration() {
ManagedComponent translator = null;
try {
translator = ProfileServiceUtil
.getManagedComponent(getConnection(), new ComponentType(
PluginConstants.ComponentType.Translator.TYPE,
PluginConstants.ComponentType.Translator.SUBTYPE), this.name);
} catch (NamingException e) {
final String msg = "NamingException in loadResourceConfiguration(): " + e.getExplanation(); //$NON-NLS-1$
LOG.error(msg, e);
} catch (Exception e) {
final String msg = "Exception in loadResourceConfiguration(): " + e.getMessage(); //$NON-NLS-1$
LOG.error(msg, e);
}
String translatorName = ProfileServiceUtil.getSimpleValue( translator, "name", String.class);
String description = ProfileServiceUtil.getSimpleValue( translator, "description", String.class);
Configuration c = resourceConfiguration;
PropertyList list = new PropertyList("translatorList");
PropertyMap propMap = null;
c.put(list);
// First get translator specific properties
ManagedProperty translatorProps = translator.getProperty("property");
try {
getTranslatorValues(translatorProps.getValue(), propMap, list);
} catch (Exception e) {
throw new RuntimeException(e.getMessage());
}
// Now get common properties
c.put(new PropertySimple("name", translatorName));
c.put(new PropertySimple("description", description));
return c;
}
public static <T> void getTranslatorValues(MetaValue pValue,
PropertyMap map, PropertyList list) throws Exception {
MetaType metaType = pValue.getMetaType();
MapCompositeValueSupport unwrappedvalueMap = null;
if (metaType.isComposite()) {
unwrappedvalueMap = (MapCompositeValueSupport) pValue;
for (String key : unwrappedvalueMap.getMetaType().keySet()) {
map = new PropertyMap("property");
map.put(new PropertySimple("name", key));
map.put(new PropertySimple("value", ProfileServiceUtil.stringValue((MetaValue)unwrappedvalueMap.get(key))));
map.put(new PropertySimple("description", "Custom property"));
list.add(map);
}
} else {
throw new IllegalStateException(pValue + " is not a Composite type");
}
}
@Override
public ProfileServiceConnection getConnection() {
return ((PlatformComponent)this.resourceContext.getParentResourceComponent()).getConnection();
}
@Override
public EmsConnection getEmsConnection() {
// TODO Auto-generated method stub
return null;
}
}