/** Send Token Signal */
public static Token sendTokenSignal(long tokenId, String transitionName)
throws WorkflowException {
log.debug("sendTokenSignal({}, {})", new Object[] {tokenId, transitionName});
JbpmContext jbpmContext = JBPMUtils.getConfig().createJbpmContext();
Token vo = new Token();
try {
org.jbpm.graph.exe.Token t = jbpmContext.getToken(tokenId);
if (transitionName != null && !transitionName.equals("")) {
t.signal(transitionName);
} else {
t.signal();
}
jbpmContext.getSession().flush();
vo = WorkflowUtils.copy(t);
// Avoid recursion
vo.setProcessInstance(WorkflowUtils.copy(t.getProcessInstance()));
} catch (JbpmException e) {
throw new WorkflowException(e.getMessage(), e);
} finally {
jbpmContext.close();
}
log.debug("sendTokenSignal: {}", vo);
return vo;
}
/** Find Pooled Task Instances */
@SuppressWarnings("rawtypes")
public static List<TaskInstance> findPooledTaskInstances(String user) throws WorkflowException {
log.debug("findPooledTaskInstances({})", user);
JbpmContext jbpmContext = JBPMUtils.getConfig().createJbpmContext();
ArrayList<TaskInstance> al = new ArrayList<TaskInstance>();
try {
TaskMgmtSession taskMgmtSession = jbpmContext.getTaskMgmtSession();
for (Iterator it = taskMgmtSession.findPooledTaskInstances(user).iterator(); it.hasNext(); ) {
org.jbpm.taskmgmt.exe.TaskInstance ti = (org.jbpm.taskmgmt.exe.TaskInstance) it.next();
al.add(WorkflowUtils.copy(ti));
}
// Sort
Collections.sort(al);
} catch (JbpmException e) {
throw new WorkflowException(e.getMessage(), e);
} finally {
jbpmContext.close();
}
log.debug("findPooledTaskInstances: {}", al);
return al;
}
/** Find Task Instances */
@SuppressWarnings("rawtypes")
public static List<TaskInstance> findTaskInstances(long processInstanceId)
throws WorkflowException {
log.debug("findTaskInstances({})", processInstanceId);
JbpmContext jbpmContext = JBPMUtils.getConfig().createJbpmContext();
ArrayList<TaskInstance> al = new ArrayList<TaskInstance>();
try {
GraphSession graphSession = jbpmContext.getGraphSession();
org.jbpm.graph.exe.ProcessInstance pi = graphSession.getProcessInstance(processInstanceId);
TaskMgmtInstance taskMgmtInstance = pi.getTaskMgmtInstance();
if (taskMgmtInstance.getTaskInstances() != null) {
for (Iterator it = taskMgmtInstance.getTaskInstances().iterator(); it.hasNext(); ) {
org.jbpm.taskmgmt.exe.TaskInstance ti = (org.jbpm.taskmgmt.exe.TaskInstance) it.next();
al.add(WorkflowUtils.copy(ti));
}
}
// Sort
Collections.sort(al);
} catch (JbpmException e) {
throw new WorkflowException(e.getMessage(), e);
} finally {
jbpmContext.close();
}
log.debug("findTaskInstances: {}", al);
return al;
}
/** Find All Process Definition Versions */
@SuppressWarnings("rawtypes")
public static List<ProcessDefinition> findAllProcessDefinitionVersions(String name)
throws WorkflowException {
log.debug("findAllProcessDefinitionVersions({})", name);
JbpmContext jbpmContext = JBPMUtils.getConfig().createJbpmContext();
List<ProcessDefinition> al = new ArrayList<ProcessDefinition>();
try {
GraphSession graphSession = jbpmContext.getGraphSession();
for (Iterator it = graphSession.findAllProcessDefinitionVersions(name).iterator();
it.hasNext(); ) {
org.jbpm.graph.def.ProcessDefinition procDef =
(org.jbpm.graph.def.ProcessDefinition) it.next();
al.add(WorkflowUtils.copy(procDef));
}
} catch (JbpmException e) {
throw new WorkflowException(e.getMessage(), e);
} finally {
jbpmContext.close();
}
log.debug("findAllProcessDefinitionVersions: {}", al);
return al;
}
@SuppressWarnings("rawtypes")
public static ProcessDefinition findLastProcessDefinition(String name) throws WorkflowException {
log.debug("findLastProcessDefinition()");
JbpmContext jbpmContext = JBPMUtils.getConfig().createJbpmContext();
ProcessDefinition pd = new ProcessDefinition();
try {
GraphSession graphSession = jbpmContext.getGraphSession();
for (Iterator it = graphSession.findLatestProcessDefinitions().iterator(); it.hasNext(); ) {
org.jbpm.graph.def.ProcessDefinition procDef =
(org.jbpm.graph.def.ProcessDefinition) it.next();
if (procDef.getName().equals(name)) {
pd = WorkflowUtils.copy(procDef);
}
}
} catch (JbpmException e) {
throw new WorkflowException(e.getMessage(), e);
} finally {
jbpmContext.close();
}
log.debug("findLastProcessDefinition: {}", pd);
return pd;
}
/** Find Process Instance */
@SuppressWarnings("rawtypes")
public static List<ProcessInstance> findProcessInstances(long processDefinitionId)
throws WorkflowException {
log.debug("findProcessInstances({})", processDefinitionId);
JbpmContext jbpmContext = JBPMUtils.getConfig().createJbpmContext();
List<ProcessInstance> al = new ArrayList<ProcessInstance>();
try {
GraphSession graphSession = jbpmContext.getGraphSession();
for (Iterator it = graphSession.findProcessInstances(processDefinitionId).iterator();
it.hasNext(); ) {
org.jbpm.graph.exe.ProcessInstance procInst =
(org.jbpm.graph.exe.ProcessInstance) it.next();
al.add(WorkflowUtils.copy(procInst));
}
} catch (JbpmException e) {
throw new WorkflowException(e.getMessage(), e);
} finally {
jbpmContext.close();
}
log.debug("findProcessInstances: {}", al);
return al;
}
/** Send Process Instance Signal */
public static ProcessInstance sendProcessInstanceSignal(
long processInstanceId, String transitionName) throws WorkflowException {
log.debug(
"sendProcessInstanceSignal({}, {})", new Object[] {processInstanceId, transitionName});
JbpmContext jbpmContext = JBPMUtils.getConfig().createJbpmContext();
ProcessInstance vo = new ProcessInstance();
try {
GraphSession graphSession = jbpmContext.getGraphSession();
org.jbpm.graph.exe.ProcessInstance pi = graphSession.getProcessInstance(processInstanceId);
org.jbpm.graph.exe.Token t = pi.getRootToken();
if (transitionName != null && !transitionName.equals("")) {
t.signal(transitionName);
} else {
t.signal();
}
jbpmContext.getSession().flush();
vo = WorkflowUtils.copy(pi);
} catch (JbpmException e) {
throw new WorkflowException(e.getMessage(), e);
} finally {
jbpmContext.close();
}
log.debug("sendProcessInstanceSignal: {}", vo);
return vo;
}
/** Get Token */
public static Token getToken(long tokenId) throws WorkflowException {
log.debug("getToken({})", tokenId);
JbpmContext jbpmContext = JBPMUtils.getConfig().createJbpmContext();
Token vo = new Token();
try {
org.jbpm.graph.exe.Token t = jbpmContext.getToken(tokenId);
vo = WorkflowUtils.copy(t);
// Avoid recursion
vo.setProcessInstance(WorkflowUtils.copy(t.getProcessInstance()));
} catch (JbpmException e) {
throw new WorkflowException(e.getMessage(), e);
} finally {
jbpmContext.close();
}
log.debug("getToken: " + vo);
return vo;
}
/** Start Process Definition */
public static ProcessInstance runProcessDefinition(
String user, long processDefinitionId, String uuid, List<FormElement> variables)
throws WorkflowException {
log.debug(
"runProcessDefinition({}, {}, {}, {})",
new Object[] {user, processDefinitionId, uuid, variables});
JbpmContext jbpmContext = JBPMUtils.getConfig().createJbpmContext();
ProcessInstance vo = new ProcessInstance();
if (Config.SYSTEM_READONLY) {
throw new WorkflowException("System is in read-only mode");
}
try {
jbpmContext.setActorId(user);
GraphSession graphSession = jbpmContext.getGraphSession();
Map<String, Object> hm = new HashMap<String, Object>();
hm.put(Config.WORKFLOW_PROCESS_INSTANCE_VARIABLE_UUID, uuid);
for (FormElement fe : variables) {
hm.put(fe.getName(), fe);
}
org.jbpm.graph.def.ProcessDefinition pd =
graphSession.getProcessDefinition(processDefinitionId);
org.jbpm.graph.exe.ProcessInstance pi = pd.createProcessInstance(hm);
if (pi != null) {
org.jbpm.taskmgmt.exe.TaskMgmtInstance tmi = pi.getTaskMgmtInstance();
// http://community.jboss.org/thread/115182
if (tmi.getTaskMgmtDefinition().getStartTask() != null) {
org.jbpm.taskmgmt.exe.TaskInstance ti = tmi.createStartTaskInstance();
if (Config.WORKFLOW_START_TASK_AUTO_RUN) {
ti.start();
ti.end();
}
} else {
pi.getRootToken().signal();
}
jbpmContext.save(pi);
vo = WorkflowUtils.copy(pi);
}
} catch (JbpmException e) {
throw new WorkflowException(e.getMessage(), e);
} finally {
jbpmContext.close();
}
log.debug("runProcessDefinition: {}", vo);
return vo;
}
/** Get Task Instance */
public static TaskInstance getTaskInstance(long taskInstanceId) throws WorkflowException {
log.debug("getTaskInstance({})", taskInstanceId);
JbpmContext jbpmContext = JBPMUtils.getConfig().createJbpmContext();
TaskInstance vo = new TaskInstance();
try {
TaskMgmtSession taskMgmtSession = jbpmContext.getTaskMgmtSession();
org.jbpm.taskmgmt.exe.TaskInstance ti = taskMgmtSession.getTaskInstance(taskInstanceId);
vo = WorkflowUtils.copy(ti);
} catch (JbpmException e) {
throw new WorkflowException(e.getMessage(), e);
} finally {
jbpmContext.close();
}
log.debug("getTaskInstance: {}", vo);
return vo;
}
/** Get Process Instance */
public static ProcessInstance getProcessInstance(long processInstanceId)
throws WorkflowException {
log.debug("getProcessInstance({})", processInstanceId);
JbpmContext jbpmContext = JBPMUtils.getConfig().createJbpmContext();
ProcessInstance vo = new ProcessInstance();
try {
GraphSession graphSession = jbpmContext.getGraphSession();
org.jbpm.graph.exe.ProcessInstance pi = graphSession.getProcessInstance(processInstanceId);
vo = WorkflowUtils.copy(pi);
} catch (JbpmException e) {
throw new WorkflowException(e.getMessage(), e);
} finally {
jbpmContext.close();
}
log.debug("getProcessInstance: {}", vo);
return vo;
}
/** Get Process Definition Image */
public static byte[] getProcessDefinitionImage(long processDefinitionId, String node)
throws WorkflowException {
log.debug("getProcessDefinitionImage({}, {})", new Object[] {processDefinitionId, node});
JbpmContext jbpmContext = JBPMUtils.getConfig().createJbpmContext();
byte[] image = null;
try {
GraphSession graphSession = jbpmContext.getGraphSession();
org.jbpm.graph.def.ProcessDefinition pd =
graphSession.getProcessDefinition(processDefinitionId);
FileDefinition fileDef = pd.getFileDefinition();
WorkflowUtils.DiagramInfo dInfo =
WorkflowUtils.getDiagramInfo(fileDef.getInputStream("gpd.xml"));
WorkflowUtils.DiagramNodeInfo dNodeInfo = dInfo.getNodeMap().get(node);
BufferedImage img = ImageIO.read(fileDef.getInputStream("processimage.jpg"));
// Obtain all nodes Y and X
List<Integer> ordenadas = new ArrayList<Integer>();
List<Integer> abcisas = new ArrayList<Integer>();
for (WorkflowUtils.DiagramNodeInfo nodeInfo : dInfo.getNodeMap().values()) {
ordenadas.add(nodeInfo.getY());
abcisas.add(nodeInfo.getX());
}
// Calculate minimal Y
Collections.sort(ordenadas);
int fixOrd = ordenadas.get(0) < 0 ? ordenadas.get(0) : 0;
// Calculate minimal X
Collections.sort(abcisas);
int fixAbs = abcisas.get(0) < 0 ? abcisas.get(0) : 0;
if (dNodeInfo != null) {
// Select node
log.debug("DiagramNodeInfo: {}", dNodeInfo);
Graphics g = img.getGraphics();
Graphics2D g2d = (Graphics2D) g;
g2d.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.25F));
g2d.setColor(Color.blue);
g2d.fillRect(
dNodeInfo.getX() - fixAbs,
dNodeInfo.getY() - fixOrd,
dNodeInfo.getWidth(),
dNodeInfo.getHeight());
g.dispose();
}
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ImageIO.write(img, "jpg", baos);
image = baos.toByteArray();
baos.flush();
baos.close();
} catch (JbpmException e) {
throw new WorkflowException(e.getMessage(), e);
} catch (IOException e) {
throw new WorkflowException(e.getMessage(), e);
} finally {
jbpmContext.close();
}
log.debug("getProcessDefinitionImage: {}", image);
return image;
}
