/**
* この要素からの出力ポートに対する、フロー部品内部の出力ポートを返す。
*
* @param externalOutput この要素からの出力ポート
* @return 対応するフロー部品内部の出力ポート
* @throws IllegalArgumentException 引数に{@code null}が指定された場合
*/
public FlowOut<?> getInternalOutputPort(FlowElementPortDescription externalOutput) {
if (externalOutput == null) {
throw new IllegalArgumentException("externalOutput must not be null"); // $NON-NLS-1$
}
assert outputPorts.size() == flowGraph.getFlowOutputs().size();
int index = outputPorts.indexOf(externalOutput);
if (index < 0) {
throw new IllegalArgumentException();
}
return flowGraph.getFlowOutputs().get(index);
}
/**
* Creates a new instance.
*
* @param flowGraph the flow-graph which represents this flow-part structure
* @param parameters the parameters for this flow-part
* @throws IllegalArgumentException if some parameters were {@code null}
* @since 0.5.0
*/
public FlowPartDescription(FlowGraph flowGraph, List<? extends Parameter> parameters) {
if (flowGraph == null) {
throw new IllegalArgumentException("flowGraph must not be null"); // $NON-NLS-1$
}
if (parameters == null) {
throw new IllegalArgumentException("parameters must not be null"); // $NON-NLS-1$
}
this.flowGraph = flowGraph;
List<FlowElementPortDescription> inputs = new ArrayList<FlowElementPortDescription>();
List<FlowElementPortDescription> outputs = new ArrayList<FlowElementPortDescription>();
this.inputPorts = Collections.unmodifiableList(inputs);
this.outputPorts = Collections.unmodifiableList(outputs);
this.parameters = Collections.unmodifiableList(new ArrayList<Parameter>(parameters));
for (FlowIn<?> in : flowGraph.getFlowInputs()) {
inputs.add(
new FlowElementPortDescription(
in.getDescription().getName(),
in.getDescription().getDataType(),
PortDirection.INPUT));
}
for (FlowOut<?> out : flowGraph.getFlowOutputs()) {
outputs.add(
new FlowElementPortDescription(
out.getDescription().getName(),
out.getDescription().getDataType(),
PortDirection.OUTPUT));
}
}