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package com.c2kernel.lifecycle.instance.predefined.entitycreation;
import java.util.ArrayList;
import org.custommonkey.xmlunit.Diff;
import org.custommonkey.xmlunit.XMLUnit;
import com.c2kernel.collection.MembershipException;
import com.c2kernel.common.CannotManageException;
import com.c2kernel.common.InvalidDataException;
import com.c2kernel.common.ObjectAlreadyExistsException;
import com.c2kernel.common.ObjectCannotBeUpdated;
import com.c2kernel.common.ObjectNotFoundException;
import com.c2kernel.entity.TraceableEntity;
import com.c2kernel.events.Event;
import com.c2kernel.events.History;
import com.c2kernel.lifecycle.CompositeActivityDef;
import com.c2kernel.lifecycle.instance.stateMachine.Transition;
import com.c2kernel.lookup.DomainPath;
import com.c2kernel.lookup.EntityPath;
import com.c2kernel.persistency.ClusterStorage;
import com.c2kernel.persistency.ClusterStorageException;
import com.c2kernel.persistency.outcome.Viewpoint;
import com.c2kernel.process.Gateway;
import com.c2kernel.process.module.ModuleImport;
import com.c2kernel.property.Property;
import com.c2kernel.property.PropertyArrayList;
import com.c2kernel.utils.LocalObjectLoader;
import com.c2kernel.utils.Logger;
/**
* Complete Structure for new item
*
* @version $Revision: 1.8 $ $Date: 2006/03/03 13:52:21 $
*/
public class NewItem extends ModuleImport {
public String initialPath;
public String workflow;
public ArrayList<Property> properties = new ArrayList<Property>();
public ArrayList<Aggregation> aggregationList = new ArrayList<Aggregation>();
public ArrayList<Dependency> dependencyList = new ArrayList<Dependency>();
public ArrayList<Outcome> outcomes = new ArrayList<Outcome>();
private String ns;
public NewItem() {
}
public NewItem(String name, String initialPath, String wf) {
this();
this.name = name;
this.initialPath = initialPath;
this.workflow = wf;
}
public void setNamespace(String ns) {
this.ns = ns;
if (initialPath == null) initialPath = "/desc/"+ns;
}
public String getNamespace() {
return ns;
}
public void create(int agentId, boolean reset) throws ObjectCannotBeUpdated, ObjectNotFoundException, CannotManageException, ObjectAlreadyExistsException {
DomainPath domPath = new DomainPath(new DomainPath(initialPath), name);
EntityPath entPath; TraceableEntity newItem;
if (domPath.exists()) {
entPath = domPath.getEntity();
newItem = Gateway.getCorbaServer().getItem(entPath.getSysKey());
}
else {
// create item
entPath = Gateway.getLDAPLookup().getNextKeyManager().generateNextEntityKey();
newItem = (TraceableEntity)Gateway.getCorbaServer().createEntity(entPath);
Gateway.getLDAPLookup().add(entPath);
}
// set the name property
properties.add(new Property("Name", name));
// init the new item
try {
// find workflow def
CompositeActivityDef compact = (CompositeActivityDef)LocalObjectLoader.getActDef(workflow, 0);
newItem.initialise(
agentId,
Gateway.getMarshaller().marshall(new PropertyArrayList(properties)),
Gateway.getMarshaller().marshall(compact.instantiate()));
} catch (Exception ex) {
Logger.error("Error initialising new item");
Logger.error(ex);
throw new CannotManageException("Problem initialising new item. See server log.", "");
}
// import outcomes
XMLUnit.setIgnoreWhitespace(true);
XMLUnit.setIgnoreComments(true);
History hist = new History(entPath.getSysKey(), null);
for (Outcome thisOutcome : outcomes) {
com.c2kernel.persistency.outcome.Outcome newOutcome = new com.c2kernel.persistency.outcome.Outcome(-1, thisOutcome.getData(ns), thisOutcome.schema, thisOutcome.version);
Viewpoint impView;
try {
impView = (Viewpoint)Gateway.getStorage().get(entPath.getSysKey(), ClusterStorage.VIEWPOINT+"/"+thisOutcome.schema+"/"+thisOutcome.viewname, null);
Diff xmlDiff = new Diff(newOutcome.getDOM(), impView.getOutcome().getDOM());
if (xmlDiff.identical()) {
Logger.msg(5, "NewItem.create() - View "+thisOutcome.schema+"/"+thisOutcome.viewname+" in "+name+" identical, no update required");
return;
}
else {
Logger.msg("NewItem.create() - Difference found in view "+thisOutcome.schema+"/"+thisOutcome.viewname+" in "+name+": "+xmlDiff.toString());
if (!reset && !impView.getEvent().getStepPath().equals("Import")) {
Logger.msg("Last edit was not done by import, and reset not requested. Not overwriting.");
continue;
}
}
} catch (ObjectNotFoundException ex) {
Logger.msg(3, "View "+thisOutcome.schema+"/"+thisOutcome.viewname+" not found in "+name+". Creating.");
impView = new Viewpoint(entPath.getSysKey(), thisOutcome.schema, thisOutcome.viewname, thisOutcome.version, -1);
} catch (ClusterStorageException e) {
throw new ObjectCannotBeUpdated("Could not check data for view "+thisOutcome.schema+"/"+thisOutcome.viewname+" in "+name);
} catch (InvalidDataException e) {
throw new ObjectCannotBeUpdated("Could not check previous event for view "+thisOutcome.schema+"/"+thisOutcome.viewname+" in "+name);
}
// write new view/outcome/event
Transition predefDone = new Transition(0, "Done", 0, 0);
Event newEvent = hist.addEvent("system", "Admin", "Import", "Import", "Import", thisOutcome.schema, thisOutcome.version, "PredefinedStep", 0, predefDone, thisOutcome.viewname);
newOutcome.setID(newEvent.getID());
impView.setEventId(newEvent.getID());
try {
Gateway.getStorage().put(entPath.getSysKey(), newOutcome, null);
Gateway.getStorage().put(entPath.getSysKey(), impView, null);
} catch (ClusterStorageException e) {
throw new ObjectCannotBeUpdated("Could not store data for view "+thisOutcome.schema+"/"+thisOutcome.viewname+" in "+name);
}
}
// register domain path (before collections in case of recursive collections)
if (!domPath.exists()) {
domPath.setEntity(entPath);
Gateway.getLDAPLookup().add(domPath);
}
// create collections
for (Dependency element: dependencyList) {
try {
com.c2kernel.collection.Dependency newDep = element.create();
if (!reset) {
try {
Gateway.getStorage().get(entPath.getSysKey(), ClusterStorage.COLLECTION+"/"+newDep.getName(), null);
Logger.msg("Not overwriting dependency "+newDep.getName());
continue; // TODO: a proper compare here
} catch (ObjectNotFoundException ex) { } // doesn't exist, ok to create
}
Gateway.getStorage().put(entPath.getSysKey(), element.create(), null);
} catch (ClusterStorageException ex) {
Logger.error(ex);
throw new CannotManageException("Could not create Dependency "+element.name, "");
} catch (MembershipException ex) {
Logger.error(ex);
throw new CannotManageException("A specified member is not of the correct type in "+element.name, "");
}
}
for (Aggregation element : aggregationList) {
try {
com.c2kernel.collection.Aggregation newAgg = element.create();
if (!reset) {
try {
Gateway.getStorage().get(entPath.getSysKey(), ClusterStorage.COLLECTION+"/"+newAgg.getName(), null);
Logger.msg("Not overwriting aggregation "+newAgg.getName());
continue; // TODO: a proper compare here
} catch (ObjectNotFoundException ex) { } // doesn't exist, ok to create
}
Gateway.getStorage().put(entPath.getSysKey(), newAgg, null);
} catch (ClusterStorageException ex) {
Logger.error(ex);
throw new CannotManageException("Could not create Aggregation "+element.name, "");
} catch (MembershipException ex) {
Logger.error(ex);
throw new CannotManageException("A specified member is not of the correct type in "+element.name, "");
}
}
}
@Override
public String getPath(String ns) {
setNamespace(ns);
return initialPath;
}
}
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