/**
* @param wireNew If true, OutputPorts of operators will be added to readyOutputs once they are
* wired.
*/
private void autoWire(
CompatibilityLevel level,
List<Operator> operators,
LinkedList<OutputPort> readyOutputs,
boolean recursive,
boolean wireNew)
throws PortException {
transformMDNeighbourhood();
for (Operator op : operators) {
try {
readyOutputs = op.preAutoWire(readyOutputs);
} catch (OperatorException e) {
getEnclosingOperator().getLogger().log(Level.WARNING, "During auto-wiring: " + e, e);
}
autoWire(level, op.getInputPorts(), readyOutputs);
transformMDNeighbourhood();
if (recursive) {
if (op instanceof OperatorChain) {
for (ExecutionUnit subprocess : ((OperatorChain) op).getSubprocesses()) {
// we have already removed all connections, so keepConnections=true in recursive call
subprocess.autoWire(level, true, recursive);
}
}
}
if (wireNew) {
addReadyOutputs(readyOutputs, op.getOutputPorts());
}
}
autoWire(level, getInnerSinks(), readyOutputs);
transformMDNeighbourhood();
}
/**
* Automatically wires inputs and outputs of a single operator in this execution unit.
*
* @param inputs Wire inputs?
* @param outputs Wire outputs?
*/
public void autoWireSingle(
Operator operator, CompatibilityLevel level, boolean inputs, boolean outputs) {
// auto wire inputs
if (inputs) {
transformMDNeighbourhood();
// store all outputs. Scan them to find matching inputs.
LinkedList<OutputPort> readyOutputs = new LinkedList<OutputPort>();
// add the ports, oldest first. Simulate pre-5.0-like stack by taking
// the last out of this list when consuming input.
addReadyOutputs(readyOutputs, getInnerSources());
boolean found = false;
for (Operator other : operators) {
if (other == operator) {
found = true;
break;
} else {
addReadyOutputs(readyOutputs, other.getOutputPorts());
}
}
if (!found) {
throw new IllegalArgumentException(
"Operator "
+ operator.getName()
+ " does not belong to this subprocess "
+ getName()
+ ".");
}
getEnclosingOperator()
.getLogger()
.fine(
"Wiring: "
+ operator
+ "."
+ operator.getInputPorts().getAllPorts()
+ " to "
+ readyOutputs);
autoWire(level, operator.getInputPorts(), readyOutputs);
}
// auto wire outputs
if (outputs) {
LinkedList<OutputPort> readyOutputs = new LinkedList<OutputPort>();
addReadyOutputs(readyOutputs, operator.getOutputPorts());
List<Operator> successors = new LinkedList<Operator>();
boolean foundMe = false;
for (Operator other : getOperators()) {
if (foundMe) {
successors.add(other);
} else if (other == operator) {
foundMe = true;
}
}
autoWire(level, successors, readyOutputs, false, false);
}
}
/**
* Connects the ports automatically in a first-fit approach. Operators are connected in their
* ordering within the {@link #operators} list. Every input of every operator is connected to the
* first compatible output of an operator "left" of this operator. This corresponds to the way,
* IOObjects were consumed in the pre-5.0 version. Disabled operators are skipped. <br>
*
* @param level If level is {@link CompatibilityLevel#VERSION_5}, an input is considered
* compatible only if it satisfies all meta data constraints. For {@link
* CompatibilityLevel#PRE_VERSION_5} we only consider the classes.
* @param keepConnections if true, don't unwire old connections before rewiring.
*/
public void autoWire(CompatibilityLevel level, boolean keepConnections, boolean recursive)
throws PortException {
if (!keepConnections) {
unwire(recursive);
}
// store all outputs. Scan them to find matching inputs.
LinkedList<OutputPort> readyOutputs = new LinkedList<OutputPort>();
addReadyOutputs(readyOutputs, getInnerSources());
List<Operator> enabled = new LinkedList<Operator>();
for (Operator op : getOperators()) {
if (op.isEnabled()) {
enabled.add(op);
}
}
autoWire(level, enabled, readyOutputs, recursive, true);
}