/**
*
* Copyright 2003-2004 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.geronimo.connector.deployment.jsr88;
import java.io.InputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.util.Map;
import java.util.HashMap;
import java.util.List;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.Arrays;
import javax.enterprise.deploy.model.DDBeanRoot;
import javax.enterprise.deploy.model.DDBean;
import javax.enterprise.deploy.spi.DConfigBean;
import javax.enterprise.deploy.spi.exceptions.ConfigurationException;
import org.apache.geronimo.deployment.plugin.DConfigBeanRootSupport;
import org.apache.geronimo.xbeans.geronimo.GerConnectorDocument;
import org.apache.geronimo.xbeans.geronimo.GerAdminobjectInstanceType;
import org.apache.geronimo.xbeans.geronimo.GerConnectiondefinitionInstanceType;
import org.apache.geronimo.xbeans.geronimo.GerResourceadapterInstanceType;
import org.apache.geronimo.xbeans.geronimo.GerConfigPropertySettingType;
import org.apache.xmlbeans.XmlObject;
import org.apache.xmlbeans.XmlException;
import org.apache.xmlbeans.SchemaTypeLoader;
import org.apache.xmlbeans.XmlBeans;
import org.apache.xmlbeans.XmlCursor;
/**
* Represents "/" in a Geronimo Connector deployment plan (geronimo-ra.xml).
* The only function here is to navigate to an appropriate "Connector"
* DConfigBean.
*
* @version $Rev: 370976 $ $Date: 2006-01-20 23:22:22 -0500 (Fri, 20 Jan 2006) $
*/
public class Connector15DCBRoot extends DConfigBeanRootSupport {
// This may be overcomplicated -- if we don't refer to J2EE types in our schemas
// then we should only need to use the GerConnectorDocument loader
static final SchemaTypeLoader SCHEMA_TYPE_LOADER = XmlBeans.typeLoaderUnion(new SchemaTypeLoader[] {
XmlBeans.typeLoaderForClassLoader(org.apache.geronimo.xbeans.j2ee.String.class.getClassLoader()),
XmlBeans.typeLoaderForClassLoader(GerConnectorDocument.class.getClassLoader())
});
private ConnectorDCB connector;
public Connector15DCBRoot(DDBeanRoot ddBean) {
super(ddBean, null);
setXmlObject(loadDefaultData(ddBean));
}
private XmlObject loadDefaultData(DDBeanRoot root) {
InputStream in = root.getDeployableObject().getEntry("META-INF/geronimo-ra.xml");
if(in == null) {
GerConnectorDocument doc = GerConnectorDocument.Factory.newInstance();
DDBean[] list = root.getChildBean("connector");
if(list.length > 0) {
connector = new ConnectorDCB(list[0], doc.addNewConnector());
}
return doc;
} else {
try {
GerConnectorDocument result = GerConnectorDocument.Factory.parse(in);
in.close();
DDBean[] list = root.getChildBean("connector");
if(list.length > 0) {
connector = new ConnectorDCB(list[0], result.getConnector());
}
return result;
} catch (XmlException e) {
throw new RuntimeException("Unable to load default Geronimo RA data", e);
} catch (IOException e) {
throw new RuntimeException("Unable to load default Geronimo RA data", e);
}
}
}
GerConnectorDocument getConnectorDocument() {
return (GerConnectorDocument) getXmlObject();
}
public String[] getXpaths() {
return getXPathsForJ2ee_1_4(new String[][]{{"connector",},});
}
public DConfigBean getDConfigBean(DDBean bean) throws ConfigurationException {
if (getXpaths()[0].equals(bean.getXpath())) { // "connector"
return connector;
} else {
throw new ConfigurationException("No DConfigBean matching DDBean "+bean.getXpath());
}
}
protected SchemaTypeLoader getSchemaTypeLoader() {
return SCHEMA_TYPE_LOADER;
}
/**
* When loaded, reset the cached "connector" child
*/
public void fromXML(InputStream inputStream) throws XmlException, IOException {
DDBean ddb = connector.getDDBean();
super.fromXML(inputStream);
if(getConnectorDocument().getConnector() != null) {
connector = new ConnectorDCB(ddb, getConnectorDocument().getConnector());
} else {
connector = new ConnectorDCB(ddb, getConnectorDocument().addNewConnector());
}
//todo: fire some kind of notification for the DDBeans to catch?
}
/**
* A little trickery -- on a save event, temporarily remove any config-property-setting
* elements with a null value, and then immediately replace them again. This is because
* we don't want to write them out as null, but we also want to keep the objects in
* sync 1:1 with the config params declared in the J2EE deployment descriptor.
*/
public void toXML(OutputStream outputStream) throws IOException {
List parents = new ArrayList();
clearNulls(parents);
try {
super.toXML(outputStream);
} finally {
for (int i = 0; i < parents.size(); i++) {
Object parent = parents.get(i);
ConfigHolder instance = (ConfigHolder) parent;
instance.reconfigure();
}
}
}
private void clearNulls(List parents) {
ResourceAdapter[] adapters = connector.getResourceAdapter();
for (int i = 0; i < adapters.length; i++) {
ResourceAdapter adapter = adapters[i];
if(adapter.getResourceAdapterInstance() != null) {
parents.add(adapter.getResourceAdapterInstance());
adapter.getResourceAdapterInstance().clearNullSettings();
}
ConnectionDefinition defs[] = adapter.getConnectionDefinition();
for (int j = 0; j < defs.length; j++) {
ConnectionDefinition def = defs[j];
ConnectionDefinitionInstance instances[] = def.getConnectionInstances();
for (int k = 0; k < instances.length; k++) {
ConnectionDefinitionInstance instance = instances[k];
parents.add(instance);
instance.clearNullSettings();
}
}
}
try {
DDBean[] adminDDBs = connector.getDDBean().getChildBean(connector.getXpaths()[0]);
if(adminDDBs == null) adminDDBs = new DDBean[0];
for (int i = 0; i < adminDDBs.length; i++) {
DDBean ddb = adminDDBs[i];
AdminObjectDCB dcb = (AdminObjectDCB) connector.getDConfigBean(ddb);
AdminObjectInstance[] instances = dcb.getAdminObjectInstance();
for (int j = 0; j < instances.length; j++) {
AdminObjectInstance instance = instances[j];
parents.add(instance);
instance.clearNullSettings();
}
}
} catch (ConfigurationException e) {
e.printStackTrace();
}
}
}