diff options
Diffstat (limited to 'src/main/java/com/c2kernel/lifecycle/instance/predefined/item/CreateItemFromDescription.java')
| -rw-r--r-- | src/main/java/com/c2kernel/lifecycle/instance/predefined/item/CreateItemFromDescription.java | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/src/main/java/com/c2kernel/lifecycle/instance/predefined/item/CreateItemFromDescription.java b/src/main/java/com/c2kernel/lifecycle/instance/predefined/item/CreateItemFromDescription.java new file mode 100644 index 0000000..f63c188 --- /dev/null +++ b/src/main/java/com/c2kernel/lifecycle/instance/predefined/item/CreateItemFromDescription.java @@ -0,0 +1,183 @@ +/**************************************************************************
+ * CreateItemFromDescription
+ *
+ * $Workfile$
+ * $Revision: 1.47 $
+ * $Date: 2005/10/13 08:13:58 $
+ *
+ * Copyright (C) 2001 CERN - European Organization for Nuclear Research
+ * All rights reserved.
+ **************************************************************************/
+
+package com.c2kernel.lifecycle.instance.predefined.item;
+
+import java.util.ArrayList;
+
+import com.c2kernel.collection.Collection;
+import com.c2kernel.collection.CollectionArrayList;
+import com.c2kernel.collection.CollectionDescription;
+import com.c2kernel.collection.CollectionMember;
+import com.c2kernel.common.AccessRightsException;
+import com.c2kernel.common.InvalidDataException;
+import com.c2kernel.common.ObjectAlreadyExistsException;
+import com.c2kernel.common.ObjectNotFoundException;
+import com.c2kernel.entity.CorbaServer;
+import com.c2kernel.entity.TraceableEntity;
+import com.c2kernel.lifecycle.CompositeActivityDef;
+import com.c2kernel.lifecycle.instance.CompositeActivity;
+import com.c2kernel.lifecycle.instance.predefined.PredefinedStep;
+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.process.Gateway;
+import com.c2kernel.property.Property;
+import com.c2kernel.property.PropertyArrayList;
+import com.c2kernel.property.PropertyDescriptionList;
+import com.c2kernel.property.PropertyUtility;
+import com.c2kernel.utils.LocalObjectLoader;
+import com.c2kernel.utils.Logger;
+
+/**************************************************************************
+ *
+ * @author $Author: abranson $ $Date: 2005/10/13 08:13:58 $
+ * @version $Revision: 1.47 $
+ **************************************************************************/
+public class CreateItemFromDescription extends PredefinedStep
+{
+ public CreateItemFromDescription()
+ {
+ super();
+ }
+
+ //requestdata is xmlstring
+ @Override
+ protected String runActivityLogic(AgentPath agent, int itemSysKey,
+ int transitionID, String requestData) throws InvalidDataException {
+
+ String[] input = getDataList(requestData);
+ String newName = input[0];
+ String domPath = input[1];
+ String wfDefName = null;
+ int wfDefVer = -1;
+ if (input.length > 2) // override wf
+ wfDefName = input[2];
+
+ Logger.msg(1, "CreateItemFromDescription - Starting.");
+
+ try {
+ // check if the path is already taken
+ DomainPath context = new DomainPath(new DomainPath(domPath), newName);
+ Logger.debug(8,"context "+context.getSysKey()+" "+context.getPath()+" "+context.getString());
+ if (context.getSysKey()!=-1)
+ throw new ObjectAlreadyExistsException("The item name " +newName+ " exists already.", "");
+
+ // get init objects
+
+ /* ITEM CREATION */
+
+ // generate new entity key
+ Logger.msg(6, "CreateItemFromDescription - Requesting new sysKey");
+ ItemPath entityPath = Gateway.getNextKeyManager().generateNextEntityKey();
+
+ // resolve the item factory
+ Logger.msg(6, "CreateItemFromDescription - Resolving item factory");
+
+ // create the Item object
+ Logger.msg(3, "CreateItemFromDescription - Creating Item");
+ CorbaServer factory = Gateway.getCorbaServer();
+ if (factory == null) throw new AccessRightsException("This process cannot create new Items", "");
+ TraceableEntity newItem = (TraceableEntity)factory.createEntity(entityPath);
+ Gateway.getLookupManager().add(entityPath);
+
+
+ // initialise it with its properties and workflow
+
+ Logger.msg(3, "CreateItemFromDescription - Initializing Item");
+
+ newItem.initialise(
+ agent.getSysKey(),
+ Gateway.getMarshaller().marshall(getNewProperties(itemSysKey, newName, agent)),
+ Gateway.getMarshaller().marshall(getNewWorkflow(itemSysKey, wfDefName, wfDefVer)),
+ Gateway.getMarshaller().marshall(getNewCollections(itemSysKey))
+ );
+
+ // add its domain path
+ Logger.msg(3, "CreateItemFromDescription - Creating "+context);
+ context.setEntity(entityPath);
+ Gateway.getLookupManager().add(context);
+ return requestData;
+ } catch (Exception e) {
+ Logger.error(e);
+ throw new InvalidDataException(e.getMessage(), "");
+ }
+
+ }
+
+ protected PropertyArrayList getNewProperties(int itemSysKey, String newName, AgentPath agent) throws ObjectNotFoundException {
+ // copy properties -- intend to create from propdesc
+ PropertyDescriptionList pdList = PropertyUtility.getPropertyDescriptionOutcome(itemSysKey);
+ PropertyArrayList props = pdList.instanciate();
+ // set Name prop or create if not present
+ boolean foundName = false;
+ for (Property prop : props.list) {
+ if (prop.getName().equals("Name")) {
+ foundName = true;
+ prop.setValue(newName);
+ }
+ }
+ if (!foundName) props.list.add(new Property("Name", newName, true));
+ props.list.add( new Property("Creator", agent.getAgentName(), false));
+ return props;
+ }
+
+ protected CompositeActivity getNewWorkflow(int itemSysKey, String wfDefName, int wfDefVer) throws ClusterStorageException, ObjectNotFoundException, InvalidDataException {
+ // loop through collections, collecting instantiated descriptions and finding the default workflow def
+ String[] collNames = Gateway.getStorage().getClusterContents(itemSysKey, ClusterStorage.COLLECTION);
+ for (String collName : collNames) {
+ if (collName.equalsIgnoreCase("workflow") && wfDefName == null) {
+ Collection<? extends CollectionMember> thisCol = (Collection<? extends CollectionMember>)Gateway.getStorage().get(itemSysKey, ClusterStorage.COLLECTION+"/"+collName, null);
+ ArrayList<? extends CollectionMember> members = thisCol.getMembers().list;
+ // get the first member from the wf collection
+ CollectionMember wfMember = members.get(0);
+ wfDefName = wfMember.resolveItem().getName();
+ Object wfVerObj = wfMember.getProperties().get("Version");
+ try {
+ wfDefVer = Integer.parseInt(wfVerObj.toString());
+ } catch (NumberFormatException ex) {
+ throw new InvalidDataException("Invalid workflow version number: "+wfVerObj.toString(), "");
+ }
+ }
+ }
+
+ // load workflow def
+ if (wfDefName == null)
+ throw new InvalidDataException("No workflow given or defined", "");
+ if (wfDefVer == -1)
+ throw new InvalidDataException("No workflow def version given","");
+
+ try {
+ CompositeActivityDef wfDef = (CompositeActivityDef)LocalObjectLoader.getActDef(wfDefName, wfDefVer);
+ return (CompositeActivity)wfDef.instantiate();
+ } catch (ObjectNotFoundException ex) {
+ throw new InvalidDataException("Workflow def '"+wfDefName+"' item not found", "");
+ } catch (ClassCastException ex) {
+ throw new InvalidDataException("Activity def '"+wfDefName+"' was not Composite", "");
+ }
+ }
+
+ protected CollectionArrayList getNewCollections(int itemSysKey) throws ClusterStorageException, ObjectNotFoundException {
+ // loop through collections, collecting instantiated descriptions and finding the default workflow def
+ CollectionArrayList colls = new CollectionArrayList();
+ String[] collNames = Gateway.getStorage().getClusterContents(itemSysKey, ClusterStorage.COLLECTION);
+ for (String collName : collNames) {
+ Collection<? extends CollectionMember> thisCol = (Collection<? extends CollectionMember>)Gateway.getStorage().get(itemSysKey, ClusterStorage.COLLECTION+"/"+collName, null);
+ if (thisCol instanceof CollectionDescription) {
+ CollectionDescription<? extends CollectionMember> thisDesc = (CollectionDescription<? extends CollectionMember>)thisCol;
+ colls.put(thisDesc.newInstance());
+ }
+ }
+ return colls;
+ }
+}
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