@Override
protected void initialiseTask() throws Exception {
Checks.checkNotNull(getSourceA());
Checks.checkNotNull(getSourceB());
Checks.checkNotNull(getSink());
Checks.checkNotNull(getComparator());
if (getSourceA().equals(getSourceB()))
throw new IllegalStateException("Sources A and B are the same.");
if (getSourceA().equals(getSink()))
throw new IllegalStateException("Source A is the same as the sink.");
if (getSourceB().equals(getSink()))
throw new IllegalStateException("Source B is the same as the sink.");
}
public final void setSink(ObjectSink<T> sink) {
Checks.checkNotNull(sink);
this.sink = sink;
}
public final void setComparator(Comparator<T> comparator) {
Checks.checkNotNull(comparator);
this.comparator = comparator;
}
public final void setSourceB(ObjectSource<T> sourceB) {
Checks.checkNotNull(sourceB);
this.sourceB = sourceB;
}
public final void setSourceA(ObjectSource<T> sourceA) {
Checks.checkNotNull(sourceA);
this.sourceA = sourceA;
}