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package com.c2kernel.entity.imports;
import java.util.ArrayList;
import org.custommonkey.xmlunit.Diff;
import org.custommonkey.xmlunit.XMLUnit;
import com.c2kernel.collection.CollectionArrayList;
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.AgentPath;
import com.c2kernel.lookup.DomainPath;
import com.c2kernel.lookup.ItemPath;
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 ImportItem extends ModuleImport {
protected String initialPath;
protected String workflow;
protected Integer workflowVer;
protected ArrayList<Property> properties = new ArrayList<Property>();
protected ArrayList<ImportAggregation> aggregationList = new ArrayList<ImportAggregation>();
protected ArrayList<ImportDependency> dependencyList = new ArrayList<ImportDependency>();
protected ArrayList<ImportOutcome> outcomes = new ArrayList<ImportOutcome>();
public ImportItem() {
}
public ImportItem(String ns, String name, String initialPath, ItemPath itemPath, String wf, int wfVer) {
this();
setNamespace(ns);
setName(name);
setInitialPath(initialPath);
setWorkflow(wf);
setWorkflowVer(wfVer);
}
@Override
public ItemPath getItemPath() {
if (itemPath == null) { // try to find item if it already exists
DomainPath existingItem = new DomainPath(initialPath+"/"+name);
if (existingItem.exists()) {
try {
itemPath = existingItem.getItemPath();
} catch (ObjectNotFoundException ex) { }
}
}
if (itemPath == null) itemPath = new ItemPath();
return itemPath;
}
@Override
public void setNamespace(String ns) {
super.setNamespace(ns);
if (initialPath == null) initialPath = "/desc/"+ns;
itemPath = null;
}
@Override
public void setName(String name) {
super.setName(name);
itemPath = null;
}
@Override
public void create(AgentPath agentPath, boolean reset) throws ObjectCannotBeUpdated, ObjectNotFoundException, CannotManageException, ObjectAlreadyExistsException {
DomainPath domPath = new DomainPath(new DomainPath(initialPath), name);
TraceableEntity newItem;
if (getItemPath().exists()) {
newItem = Gateway.getCorbaServer().getItem(getItemPath());
}
else {
newItem = Gateway.getCorbaServer().createItem(getItemPath());
Gateway.getLookupManager().add(getItemPath());
}
// set the name property
properties.add(new Property("Name", name, true));
// find workflow def
CompositeActivityDef compact;
// default workflow version is 0 if not given
int usedWfVer;
if (workflowVer == null) usedWfVer = 0;
else usedWfVer = workflowVer.intValue();
try {
compact = (CompositeActivityDef)LocalObjectLoader.getActDef(workflow, usedWfVer);
} catch (ObjectNotFoundException ex) {
throw new CannotManageException("Could not find workflow "+workflow+"v"+usedWfVer+" for item "+domPath, "");
} catch (InvalidDataException e) {
throw new CannotManageException("Workflow def "+workflow+" v"+usedWfVer+" for item "+domPath+" was not valid", "");
}
// create collections
CollectionArrayList colls = new CollectionArrayList();
for (ImportDependency element: dependencyList) {
try {
com.c2kernel.collection.Dependency newDep = element.create();
colls.put(newDep);
} catch (MembershipException ex) {
Logger.error(ex);
throw new CannotManageException("A specified member is not of the correct type in "+element.name, "");
}
}
for (ImportAggregation element : aggregationList) {
try {
com.c2kernel.collection.Aggregation newAgg = element.create();
colls.put(newAgg);
} catch (MembershipException ex) {
Logger.error(ex);
throw new CannotManageException("A specified member is not of the correct type in "+element.name, "");
}
}
// (re)initialise the new item with properties, workflow and collections
try {
newItem.initialise(
agentPath.getSystemKey(),
Gateway.getMarshaller().marshall(new PropertyArrayList(properties)),
Gateway.getMarshaller().marshall(compact.instantiate()),
Gateway.getMarshaller().marshall(colls));
} catch (Exception ex) {
Logger.error("Error initialising new item "+name );
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(getItemPath(), null);
for (ImportOutcome 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(getItemPath(), 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");
continue;
}
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(getItemPath(), 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(agentPath, "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(getItemPath(), newOutcome, null);
Gateway.getStorage().put(getItemPath(), 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(getItemPath());
Gateway.getLookupManager().add(domPath);
}
}
public String getInitialPath() {
return initialPath;
}
public void setInitialPath(String initialPath) {
this.initialPath = initialPath;
itemPath = null;
}
public String getWorkflow() {
return workflow;
}
public void setWorkflow(String workflow) {
this.workflow = workflow;
}
public Integer getWorkflowVer() {
return workflowVer;
}
public void setWorkflowVer(Integer workflowVer) {
this.workflowVer = workflowVer;
}
public ArrayList<Property> getProperties() {
return properties;
}
public void setProperties(ArrayList<Property> properties) {
this.properties = properties;
}
public ArrayList<ImportAggregation> getAggregationList() {
return aggregationList;
}
public void setAggregationList(ArrayList<ImportAggregation> aggregationList) {
this.aggregationList = aggregationList;
}
public ArrayList<ImportDependency> getDependencyList() {
return dependencyList;
}
public void setDependencyList(ArrayList<ImportDependency> dependencyList) {
this.dependencyList = dependencyList;
}
public ArrayList<ImportOutcome> getOutcomes() {
return outcomes;
}
public void setOutcomes(ArrayList<ImportOutcome> outcomes) {
this.outcomes = outcomes;
}
}
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