/*
* Copyright 1999-2008 University of Chicago
*
* 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.globus.workspace.client_core.actions;
import org.apache.axis.message.addressing.EndpointReferenceType;
import org.nimbustools.messaging.gt4_0.common.InvalidDurationException;
import org.nimbustools.messaging.gt4_0.common.Constants_GT4_0;
import org.globus.workspace.client_core.ExecutionProblem;
import org.globus.workspace.client_core.ParameterProblem;
import org.globus.workspace.client_core.StubConfigurator;
import org.globus.workspace.client_core.WSAction_Instance;
import org.globus.workspace.common.print.Print;
import org.globus.workspace.client_core.repr.Networking;
import org.globus.workspace.client_core.repr.State;
import org.globus.workspace.client_core.repr.Workspace;
import org.globus.workspace.client_core.repr.Schedule;
import org.nimbustools.messaging.gt4_0.generated.ServiceRPSet;
import org.nimbustools.messaging.gt4_0.generated.WorkspacePortType;
import org.nimbustools.messaging.gt4_0.generated.metadata.logistics.Logistics;
import org.nimbustools.messaging.gt4_0.generated.metadata.logistics.VirtualNetwork_Type;
import org.nimbustools.messaging.gt4_0.generated.types.CurrentState;
import org.nimbustools.messaging.gt4_0.generated.types.Schedule_Type;
import org.globus.wsrf.WSRFConstants;
import org.oasis.wsrf.properties.QueryExpressionType;
import org.oasis.wsrf.properties.QueryResourcePropertiesResponse;
import org.oasis.wsrf.properties.QueryResourceProperties_Element;
import org.oasis.wsrf.properties.ResourceUnknownFaultType;
import java.io.IOException;
public class RPQueryInstance extends WSAction_Instance {
// -------------------------------------------------------------------------
// CONSTRUCTORS
// -------------------------------------------------------------------------
/**
* @see WSAction_Instance
*/
public RPQueryInstance(EndpointReferenceType epr,
StubConfigurator stubConf,
Print debug) {
super(epr, stubConf, debug);
}
/**
* @see WSAction_Instance
*/
public RPQueryInstance(WorkspacePortType instancePortType,
Print debug) {
super(instancePortType, debug);
}
// -------------------------------------------------------------------------
// EXECUTE
// -------------------------------------------------------------------------
protected Object action() throws Exception {
return this.queryOnce();
}
/**
* query once (the action)
*
* Workspace object created with currentState, EPR, currentNetworking
*
* TODO: add more
*
* @return Workspace never null
* @throws ParameterProblem validation problem
* @throws ExecutionProblem problem running
* @throws ResourceUnknownFaultType gone
*/
public Workspace queryOnce() throws ParameterProblem,
ExecutionProblem,
ResourceUnknownFaultType {
this.validateAll();
try {
return this._queryOnce();
} catch (ResourceUnknownFaultType e) {
throw e;
} catch (Exception e) {
final String err = "Problem querying resource properties: ";
throw new ExecutionProblem(err + e.getMessage(), e);
}
}
private Workspace _queryOnce() throws Exception {
// return the entire RP document
final String queryStr = "/";
final QueryResourceProperties_Element query =
new QueryResourceProperties_Element();
query.setQueryExpression(
createQueryExpression(WSRFConstants.XPATH_1_DIALECT,
queryStr));
final QueryResourcePropertiesResponse resp =
((WorkspacePortType)this.portType).
queryResourceProperties(query);
final ServiceRPSet rpSet = (ServiceRPSet) resp.get_any()[0].
getValueAsType(Constants_GT4_0.RP_SET,
ServiceRPSet.class);
if (rpSet == null) {
throw new ExecutionProblem("No factory RP set returned");
}
return convert(rpSet, this.epr);
}
/**
* @param rpSet may not be null
* @param endpoint epr of workspace
* @return Workspace representation
*/
public static Workspace convert(ServiceRPSet rpSet,
EndpointReferenceType endpoint)
throws InvalidDurationException {
if (rpSet == null) {
throw new IllegalArgumentException("rpSet may not be null");
}
final Workspace workspace = new Workspace();
final CurrentState curr = rpSet.getCurrentState();
workspace.setCurrentState(State.fromCurrentState_Type(curr));
final Logistics log = rpSet.getLogistics();
final VirtualNetwork_Type t_network = log.getNetworking();
if (t_network != null &&
t_network.getNic() != null &&
t_network.getNic().length > 0) {
workspace.setCurrentNetworking(new Networking(t_network));
}
workspace.setEpr(endpoint);
final Schedule_Type xmlSched = rpSet.getSchedule();
if (xmlSched != null) {
final Schedule schedule = new Schedule(xmlSched);
workspace.setCurrentSchedule(schedule);
}
return workspace;
}
private static QueryExpressionType createQueryExpression(String dialect,
String queryString)
throws IOException {
final QueryExpressionType query = new QueryExpressionType();
query.setDialect(dialect);
if (queryString != null) {
query.setValue(queryString);
}
return query;
}
}