/**
* Remove the supplied Step from this flow
*
* @param manager the StepManager of the Step to remove
* @throws WekaException if the step is not part of this flow
*/
public synchronized void removeStep(StepManagerImpl manager) throws WekaException {
// int ID = manager.getManagedStep().hashCode();
if (!m_flowSteps.containsKey(manager.getManagedStep().getName())) {
throw new WekaException(
"Step " + manager.getManagedStep().getName() + " does not seem to be part of the flow!");
}
m_flowSteps.remove(manager.getManagedStep().getName());
manager.clearAllConnections();
// remove from the map & disconnect from other steps!
for (Map.Entry<String, StepManagerImpl> e : m_flowSteps.entrySet()) {
e.getValue().disconnectStep(manager.getManagedStep());
}
}
/**
* Rename a Step.
*
* @param oldName the name of the Step to rename
* @param newName the new name to use
* @throws WekaException if the named Step is not part of this flow
*/
public synchronized void renameStep(String oldName, String newName) throws WekaException {
if (!m_flowSteps.containsKey(oldName)) {
throw new WekaException("Step " + oldName + " does not seem to be part of the flow!");
}
StepManagerImpl toRename = m_flowSteps.remove(oldName);
toRename.getManagedStep().setName(newName);
m_flowSteps.put(newName, toRename);
}
/**
* Add the given Step to this flow
*
* @param manager the StepManager containing the Step to add
*/
public synchronized void addStep(StepManagerImpl manager) {
// int ID = manager.getManagedStep().hashCode();
// scan for steps that already have the same name as the step being added
String toAddName = manager.getManagedStep().getName();
if (toAddName != null && toAddName.length() > 0) {
boolean exactMatch = false;
int maxCopyNum = 1;
for (Map.Entry<String, StepManagerImpl> e : m_flowSteps.entrySet()) {
String compName = e.getValue().getManagedStep().getName();
if (toAddName.equals(compName)) {
exactMatch = true;
} else {
if (compName.startsWith(toAddName)) {
String num = compName.replace(toAddName, "");
try {
int compNum = Integer.parseInt(num);
if (compNum > maxCopyNum) {
maxCopyNum = compNum;
}
} catch (NumberFormatException ex) {
}
}
}
}
if (exactMatch) {
maxCopyNum++;
toAddName += "" + maxCopyNum;
manager.getManagedStep().setName(toAddName);
}
}
m_flowSteps.put(toAddName, manager);
}
