import com.subgraph.orchid.circuits.path.PathSelectionFailedException; //导入依赖的package包/类
List<Router> choosePath(CircuitPathChooser pathChooser) throws InterruptedException, PathSelectionFailedException {
	if(prechosenPath != null) {
		return new ArrayList<Router>(prechosenPath);
	} else {
		return choosePathForCircuit(pathChooser);
	}
}
 

import com.subgraph.orchid.circuits.path.PathSelectionFailedException; //导入依赖的package包/类
void choosePath() throws InterruptedException, PathSelectionFailedException {
	if(!(circuit instanceof CircuitImpl)) {
		throw new IllegalArgumentException();
	}
	path = ((CircuitImpl)circuit).choosePath(pathChooser);

}
 

import com.subgraph.orchid.circuits.path.PathSelectionFailedException; //导入依赖的package包/类
@Override
protected List<Router> choosePathForCircuit(CircuitPathChooser pathChooser) throws InterruptedException, PathSelectionFailedException {
	if(prechosenPath != null) {
		return prechosenPath;
	}
	return pathChooser.chooseDirectoryPath();
}
 

import com.subgraph.orchid.circuits.path.PathSelectionFailedException; //导入依赖的package包/类
@Override
protected List<Router> choosePathForCircuit(CircuitPathChooser pathChooser)
		throws InterruptedException, PathSelectionFailedException {
	return pathChooser.chooseInternalPath();
}
 

import com.subgraph.orchid.circuits.path.PathSelectionFailedException; //导入依赖的package包/类
@Override
protected List<Router> choosePathForCircuit(CircuitPathChooser pathChooser) throws InterruptedException, PathSelectionFailedException {
	return pathChooser.choosePathWithExit(exitRouter);
}
 

import com.subgraph.orchid.circuits.path.PathSelectionFailedException; //导入依赖的package包/类
protected abstract List<Router> choosePathForCircuit(CircuitPathChooser pathChooser) throws InterruptedException, PathSelectionFailedException;