2:31 p.m.
Author: alex.guizar(a)jboss.com
Date: 2010-06-24 15:31:56 -0400 (Thu, 24 Jun 2010)
New Revision: 6436
Modified:
jbpm3/branches/jbpm-3.2-soa/modules/core/src/main/java/org/jbpm/graph/exe/ProcessInstance.java
jbpm3/branches/jbpm-3.2-soa/modules/core/src/main/java/org/jbpm/graph/exe/Token.java
jbpm3/branches/jbpm-3.2-soa/pom.xml
Log:
improve process instance termination logic
access jboss public repositories non-securely for faster transfers
Modified:
jbpm3/branches/jbpm-3.2-soa/modules/core/src/main/java/org/jbpm/graph/exe/ProcessInstance.java
===================================================================
---
jbpm3/branches/jbpm-3.2-soa/modules/core/src/main/java/org/jbpm/graph/exe/ProcessInstance.java 2010-06-24
06:06:27 UTC (rev 6435)
+++
jbpm3/branches/jbpm-3.2-soa/modules/core/src/main/java/org/jbpm/graph/exe/ProcessInstance.java 2010-06-24
19:31:56 UTC (rev 6436)
@@ -47,14 +47,14 @@
import org.jbpm.module.exe.ModuleInstance;
import org.jbpm.msg.MessageService;
import org.jbpm.persistence.PersistenceService;
+import org.jbpm.scheduler.SchedulerService;
import org.jbpm.svc.Services;
import org.jbpm.taskmgmt.exe.TaskMgmtInstance;
import org.jbpm.util.Clock;
/**
- * is one execution of a {@link org.jbpm.graph.def.ProcessDefinition}. To create
- * a new process execution of a process definition, just use the
- * {@link #ProcessInstance(ProcessDefinition)}.
+ * is one execution of a {@link org.jbpm.graph.def.ProcessDefinition}. To create a new
process
+ * execution of a process definition, just use the {@link
#ProcessInstance(ProcessDefinition)}.
*/
public class ProcessInstance implements Identifiable, Serializable {
@@ -81,12 +81,11 @@
}
/**
- * creates a new process instance for the given process definition, puts the
- * root-token (=main path of execution) in the start state and executes the
- * initial node. In case the initial node is a start-state, it will behave as
- * a wait state. For each of the optional module definitions contained in the
- * {@link ProcessDefinition}, the corresponding module instance will be
- * created.
+ * creates a new process instance for the given process definition, puts the root-token
(=main
+ * path of execution) in the start state and executes the initial node. In case the
initial
+ * node is a start-state, it will behave as a wait state. For each of the optional
module
+ * definitions contained in the {@link ProcessDefinition}, the corresponding module
instance
+ * will be created.
*
* @throws JbpmException if processDefinition is null.
*/
@@ -95,16 +94,15 @@
}
/**
- * creates a new process instance for the given process definition, puts the
- * root-token (=main path of execution) in the start state and executes the
- * initial node. In case the initial node is a start-state, it will behave as
- * a wait state. For each of the optional module definitions contained in the
- * {@link ProcessDefinition}, the corresponding module instance will be
- * created.
+ * creates a new process instance for the given process definition, puts the root-token
(=main
+ * path of execution) in the start state and executes the initial node. In case the
initial
+ * node is a start-state, it will behave as a wait state. For each of the optional
module
+ * definitions contained in the {@link ProcessDefinition}, the corresponding module
instance
+ * will be created.
*
- * @param variables will be inserted into the context variables after the
- * context submodule has been created and before the process-start event is
- * fired, which is also before the execution of the initial node.
+ * @param variables will be inserted into the context variables after the context
submodule
+ * has been created and before the process-start event is fired, which is also before
the
+ * execution of the initial node.
* @throws JbpmException if processDefinition is null.
*/
public ProcessInstance(ProcessDefinition processDefinition, Map variables) {
@@ -112,16 +110,15 @@
}
/**
- * creates a new process instance for the given process definition, puts the
- * root-token (=main path of execution) in the start state and executes the
- * initial node. In case the initial node is a start-state, it will behave as
- * a wait state. For each of the optional module definitions contained in the
- * {@link ProcessDefinition}, the corresponding module instance will be
- * created.
+ * creates a new process instance for the given process definition, puts the root-token
(=main
+ * path of execution) in the start state and executes the initial node. In case the
initial
+ * node is a start-state, it will behave as a wait state. For each of the optional
module
+ * definitions contained in the {@link ProcessDefinition}, the corresponding module
instance
+ * will be created.
*
- * @param variables will be inserted into the context variables after the
- * context submodule has been created and before the process-start event is
- * fired, which is also before the execution of the initial node.
+ * @param variables will be inserted into the context variables after the context
submodule
+ * has been created and before the process-start event is fired, which is also before
the
+ * execution of the initial node.
* @throws JbpmException if processDefinition is null.
*/
public ProcessInstance(ProcessDefinition processDefinition, Map variables, String key)
{
@@ -196,7 +193,8 @@
throw new IllegalArgumentException("module instance is null");
}
- if (instances == null) instances = new HashMap();
+ if (instances == null)
+ instances = new HashMap();
instances.put(moduleInstance.getClass().getName(), moduleInstance);
moduleInstance.setProcessInstance(this);
return moduleInstance;
@@ -232,7 +230,8 @@
}
if (moduleInstance == null) {
- if (transientInstances == null) transientInstances = new HashMap();
+ if (transientInstances == null)
+ transientInstances = new HashMap();
// client requested an instance that is not in the map of instances.
// so we can safely assume that the client wants a transient instance
@@ -270,9 +269,9 @@
}
/**
- * process instance extension for logging. Probably you don't need to access
- * the logging instance directly. Mostly, {@link Token#addLog(ProcessLog)} is
- * sufficient and more convenient.
+ * process instance extension for logging. Probably you don't need to access the
logging
+ * instance directly. Mostly, {@link Token#addLog(ProcessLog)} is sufficient and more
+ * convenient.
*/
public LoggingInstance getLoggingInstance() {
return (LoggingInstance) getInstance(LoggingInstance.class);
@@ -281,8 +280,8 @@
// operations ///////////////////////////////////////////////////////////////
/**
- * instructs the main path of execution to continue by taking the default
- * transition on the current node.
+ * instructs the main path of execution to continue by taking the default transition on
the
+ * current node.
*
* @throws IllegalStateException if the token is not active.
*/
@@ -294,8 +293,8 @@
}
/**
- * instructs the main path of execution to continue by taking the specified
- * transition on the current node.
+ * instructs the main path of execution to continue by taking the specified transition
on the
+ * current node.
*
* @throws IllegalStateException if the token is not active.
*/
@@ -307,8 +306,8 @@
}
/**
- * instructs the main path of execution to continue by taking the specified
- * transition on the current node.
+ * instructs the main path of execution to continue by taking the specified transition
on the
+ * current node.
*
* @throws IllegalStateException if the token is not active.
*/
@@ -323,50 +322,60 @@
* ends (=cancels) this process instance and all the tokens in it.
*/
public void end() {
+ // if already ended, do nothing
+ if (end != null)
+ return;
+
+ // record the end time
+ // the end time also indicates that this process instance has ended
+ end = Clock.getCurrentTime();
+
// end the main path of execution
rootToken.end();
- if (end == null) {
- // mark this process instance as ended
- end = Clock.getCurrentTime();
+ // fire the process-end event
+ ExecutionContext executionContext = new ExecutionContext(rootToken);
+ processDefinition.fireEvent(Event.EVENTTYPE_PROCESS_END, executionContext);
- // fire the process-end event
- ExecutionContext executionContext = new ExecutionContext(rootToken);
- processDefinition.fireEvent(Event.EVENTTYPE_PROCESS_END, executionContext);
+ // add the process instance end log
+ rootToken.addLog(new ProcessInstanceEndLog());
- // add the process instance end log
- rootToken.addLog(new ProcessInstanceEndLog());
+ // check if this process was started as a subprocess of a super process
+ if (superProcessToken != null && !superProcessToken.hasEnded()) {
+ addCascadeProcessInstance(superProcessToken.getProcessInstance());
- // check if this process was started as a subprocess of a super process
- if (superProcessToken != null && !superProcessToken.hasEnded()) {
- addCascadeProcessInstance(superProcessToken.getProcessInstance());
+ ExecutionContext superExecutionContext = new ExecutionContext(superProcessToken);
+ superExecutionContext.setSubProcessInstance(this);
+ superProcessToken.signal(superExecutionContext);
+ }
- ExecutionContext superExecutionContext = new
ExecutionContext(superProcessToken);
- superExecutionContext.setSubProcessInstance(this);
- superProcessToken.signal(superExecutionContext);
- }
-
- // make sure jobs for this process instance are canceled
- // after the process end updates are posted to the database
- JbpmContext jbpmContext = JbpmContext.getCurrentJbpmContext();
- if (jbpmContext != null) {
- Services services = jbpmContext.getServices();
+ // make sure jobs for this process instance are canceled
+ // after the process end updates are posted to the database
+ JbpmContext jbpmContext = JbpmContext.getCurrentJbpmContext();
+ if (jbpmContext != null) {
+ Services services = jbpmContext.getServices();
+ PersistenceService persistenceService = services.getPersistenceService();
+ if (persistenceService != null
+ &&
persistenceService.getJobSession().countDeletableJobsForProcessInstance(this) > 0) {
MessageService messageService = services.getMessageService();
- PersistenceService persistenceService = services.getPersistenceService();
- if (messageService != null && persistenceService != null
- &&
persistenceService.getJobSession().countDeletableJobsForProcessInstance(this) > 0) {
+ if (messageService != null) {
CleanUpProcessJob job = new CleanUpProcessJob(rootToken);
job.setDueDate(new Date());
messageService.send(job);
}
+ else {
+ SchedulerService schedulerService = services.getSchedulerService();
+ if (schedulerService != null) {
+ schedulerService.deleteTimersByProcessInstance(this);
+ }
+ }
}
}
}
/**
- * suspends this execution. This will make sure that tasks, timers and
- * messages related to this process instance will not show up in database
- * queries.
+ * suspends this execution. This will make sure that tasks, timers and messages related
to
+ * this process instance will not show up in database queries.
*
* @see #resume()
*/
@@ -376,10 +385,10 @@
}
/**
- * resumes a suspended execution. All timers that have been suspended might
- * fire if the duedate has been passed. If an admin resumes a process
- * instance, the option should be offered to update, remove and create the
- * timers and messages related to this process instance.
+ * resumes a suspended execution. All timers that have been suspended might fire if
the
+ * duedate has been passed. If an admin resumes a process instance, the option should
be
+ * offered to update, remove and create the timers and messages related to this
process
+ * instance.
*
* @see #suspend()
*/
@@ -397,7 +406,8 @@
if (runtimeAction == null) {
throw new IllegalArgumentException("runtime action is null");
}
- if (runtimeActions == null) runtimeActions = new ArrayList();
+ if (runtimeActions == null)
+ runtimeActions = new ArrayList();
runtimeActions.add(runtimeAction);
runtimeAction.processInstance = this;
return runtimeAction;
@@ -448,11 +458,9 @@
}
/**
- * looks up the token in the tree, specified by the slash-separated token
- * path.
+ * looks up the token in the tree, specified by the slash-separated token path.
*
- * @param tokenPath is a slash-separated name that specifies a token in the
- * tree.
+ * @param tokenPath is a slash-separated name that specifies a token in the tree.
* @return the specified token or null if the token is not found.
*/
public Token findToken(String tokenPath) {
@@ -485,18 +493,22 @@
// equals ///////////////////////////////////////////////////////////////////
public boolean equals(Object o) {
- if (o == this) return true;
- if (!(o instanceof ProcessInstance)) return false;
+ if (o == this)
+ return true;
+ if (!(o instanceof ProcessInstance))
+ return false;
ProcessInstance other = (ProcessInstance) o;
- if (id != 0 && id == other.getId()) return true;
+ if (id != 0 && id == other.getId())
+ return true;
return key != null && key.equals(other.getKey())
&& processDefinition.equals(other.getProcessDefinition());
}
public int hashCode() {
- if (key == null) return super.hashCode();
+ if (key == null)
+ return super.hashCode();
int result = 295436291 + key.hashCode();
result = 1367411281 * result + processDefinition.hashCode();
Modified:
jbpm3/branches/jbpm-3.2-soa/modules/core/src/main/java/org/jbpm/graph/exe/Token.java
===================================================================
---
jbpm3/branches/jbpm-3.2-soa/modules/core/src/main/java/org/jbpm/graph/exe/Token.java 2010-06-24
06:06:27 UTC (rev 6435)
+++
jbpm3/branches/jbpm-3.2-soa/modules/core/src/main/java/org/jbpm/graph/exe/Token.java 2010-06-24
19:31:56 UTC (rev 6436)
@@ -224,7 +224,8 @@
* resolves to true.
*/
public Set getAvailableTransitions() {
- if (node == null) return Collections.EMPTY_SET;
+ if (node == null)
+ return Collections.EMPTY_SET;
Set availableTransitions = new HashSet();
addAvailableTransitionsOfNode(node, availableTransitions);
@@ -244,7 +245,8 @@
if (conditionExpression != null) {
Boolean result = (Boolean)
JbpmExpressionEvaluator.evaluate(conditionExpression,
new ExecutionContext(this), Boolean.class);
- if (Boolean.TRUE.equals(result)) availableTransitions.add(transition);
+ if (Boolean.TRUE.equals(result))
+ availableTransitions.add(transition);
}
else {
availableTransitions.add(transition);
@@ -276,22 +278,24 @@
public void end(boolean verifyParentTermination) {
// if already ended, do nothing
if (end != null) {
- if (parent != null) log.warn(this + " has ended already");
+ if (parent != null)
+ log.warn(this + " has ended already");
return;
}
+ // record the end date
+ // the end date also indicates that this token has ended
+ end = Clock.getCurrentTime();
+
// ended tokens cannot reactivate parents
isAbleToReactivateParent = false;
- // set the end date
- // the end date also indicates that this token has ended
- end = Clock.getCurrentTime();
-
// end all this token's children
if (children != null) {
for (Iterator iter = children.values().iterator(); iter.hasNext();) {
Token child = (Token) iter.next();
- if (!child.hasEnded()) child.end();
+ if (!child.hasEnded())
+ child.end();
}
}
@@ -309,7 +313,8 @@
// if there are tasks associated to this token,
// remove signaling capabilities
TaskMgmtInstance taskMgmtInstance = processInstance.getTaskMgmtInstance();
- if (taskMgmtInstance != null) taskMgmtInstance.removeSignalling(this);
+ if (taskMgmtInstance != null)
+ taskMgmtInstance.removeSignalling(this);
if (verifyParentTermination) {
// if this is the last active token of the parent,
@@ -325,7 +330,8 @@
}
public void addComment(Comment comment) {
- if (comments == null) comments = new ArrayList();
+ if (comments == null)
+ comments = new ArrayList();
comments.add(comment);
comment.setToken(this);
}
@@ -356,7 +362,8 @@
if (children != null) {
for (Iterator iter = children.values().iterator(); iter.hasNext();) {
Token child = (Token) iter.next();
- if (!child.hasEnded()) return true;
+ if (!child.hasEnded())
+ return true;
}
}
return false;
@@ -392,7 +399,8 @@
*/
public void endCompositeLog() {
LoggingInstance loggingInstance = processInstance.getLoggingInstance();
- if (loggingInstance != null) loggingInstance.endCompositeLog();
+ if (loggingInstance != null)
+ loggingInstance.endCompositeLog();
}
// various information extraction methods ///////////////////////////////////
@@ -418,8 +426,10 @@
}
public String getFullName() {
- if (parent == null) return "/";
- if (parent.getParent() == null) return "/" + name;
+ if (parent == null)
+ return "/";
+ if (parent.getParent() == null)
+ return "/" + name;
return parent.getFullName() + "/" + name;
}
@@ -452,7 +462,8 @@
}
public Token findToken(String relativeTokenPath) {
- if (relativeTokenPath == null) return null;
+ if (relativeTokenPath == null)
+ return null;
String path = relativeTokenPath.trim();
if (("".equals(path)) || (".".equals(path))) {
return this;
@@ -504,12 +515,14 @@
public void checkImplicitTermination() {
if (isTerminationImplicit && node.hasNoLeavingTransitions()) {
end();
- if (processInstance.isTerminatedImplicitly()) processInstance.end();
+ if (processInstance.isTerminatedImplicitly())
+ processInstance.end();
}
}
public boolean isTerminatedImplicitly() {
- if (end != null) return true;
+ if (end != null)
+ return true;
Map leavingTransitions = node.getLeavingTransitionsMap();
if (leavingTransitions != null && !leavingTransitions.isEmpty()) {
@@ -520,7 +533,8 @@
// loop over all active child tokens
for (Iterator iter = getActiveChildren().values().iterator(); iter.hasNext();) {
Token child = (Token) iter.next();
- if (!child.isTerminatedImplicitly()) return false;
+ if (!child.isTerminatedImplicitly())
+ return false;
}
// if none of the above, this token is terminated implicitly
return true;
@@ -552,13 +566,15 @@
JbpmContext jbpmContext = JbpmContext.getCurrentJbpmContext();
if (jbpmContext != null) {
JobSession jobSession = jbpmContext.getJobSession();
- if (jobSession != null) jobSession.suspendJobs(this);
+ if (jobSession != null)
+ jobSession.suspendJobs(this);
}
}
void suspendTaskInstances() {
TaskMgmtInstance taskMgmtInstance = processInstance.getTaskMgmtInstance();
- if (taskMgmtInstance != null) taskMgmtInstance.suspend(this);
+ if (taskMgmtInstance != null)
+ taskMgmtInstance.suspend(this);
}
/**
@@ -583,23 +599,28 @@
JbpmContext jbpmContext = JbpmContext.getCurrentJbpmContext();
if (jbpmContext != null) {
JobSession jobSession = jbpmContext.getJobSession();
- if (jobSession != null) jobSession.resumeJobs(this);
+ if (jobSession != null)
+ jobSession.resumeJobs(this);
}
}
void resumeTaskInstances() {
TaskMgmtInstance taskMgmtInstance = processInstance.getTaskMgmtInstance();
- if (taskMgmtInstance != null) taskMgmtInstance.resume(this);
+ if (taskMgmtInstance != null)
+ taskMgmtInstance.resume(this);
}
// equals ///////////////////////////////////////////////////////////////////
public boolean equals(Object o) {
- if (o == this) return true;
- if (!(o instanceof Token)) return false;
+ if (o == this)
+ return true;
+ if (!(o instanceof Token))
+ return false;
Token other = (Token) o;
- if (id != 0 && id == other.getId()) return true;
+ if (id != 0 && id == other.getId())
+ return true;
return (name != null ? name.equals(other.getName()) : other.getName() == null)
&& (parent != null ? parent.equals(other.getParent())
@@ -636,11 +657,13 @@
* @see #unlock(String)
*/
public void lock(String lockOwner) {
- if (lockOwner == null) throw new JbpmException("lock owner is null");
+ if (lockOwner == null)
+ throw new JbpmException("lock owner is null");
if (lock == null) {
lock = lockOwner;
- if (log.isDebugEnabled()) log.debug('\'' + lockOwner + "'
locked " + this);
+ if (log.isDebugEnabled())
+ log.debug('\'' + lockOwner + "' locked " + this);
}
else if (!lock.equals(lockOwner)) {
throw new JbpmException('\'' + lockOwner + "' cannot lock
" + this + " because '" + lock
@@ -659,7 +682,8 @@
}
lock = null;
- if (log.isDebugEnabled()) log.debug('\'' + lockOwner + "'
unlocked " + this);
+ if (log.isDebugEnabled())
+ log.debug('\'' + lockOwner + "' unlocked " + this);
}
else {
log.warn(this + " was already unlocked");
@@ -688,7 +712,8 @@
public void forceUnlock() {
if (lock != null) {
lock = null;
- if (log.isDebugEnabled()) log.debug("forcefully unlocked " + this);
+ if (log.isDebugEnabled())
+ log.debug("forcefully unlocked " + this);
}
else {
log.warn(this + " was unlocked already");
Modified: jbpm3/branches/jbpm-3.2-soa/pom.xml
===================================================================
--- jbpm3/branches/jbpm-3.2-soa/pom.xml 2010-06-24 06:06:27 UTC (rev 6435)
+++ jbpm3/branches/jbpm-3.2-soa/pom.xml 2010-06-24 19:31:56 UTC (rev 6436)
@@ -415,7 +415,7 @@
<repository>
<id>jboss-public-repository-group</id>
<name>JBoss Public Maven Repository Group</name>
- <url>https://repository.jboss.org/nexus/content/groups/public/</url>
+ <url>http://repository.jboss.org/nexus/content/groups/public/</url>
<releases>
<enabled>true</enabled>
<updatePolicy>never</updatePolicy>
@@ -430,7 +430,7 @@
<pluginRepository>
<id>jboss-public-repository-group</id>
<name>JBoss Public Maven Repository Group</name>
- <url>https://repository.jboss.org/nexus/content/groups/public/</url>
+ <url>http://repository.jboss.org/nexus/content/groups/public/</url>
<releases>
<enabled>true</enabled>
<updatePolicy>never</updatePolicy>