How to use

org.apache.flink.optimizer.operators.OperatorDescriptorDual$GlobalPropertiesPair

constructor

@Override
protected List<GlobalPropertiesPair> createPossibleGlobalProperties() {
  ArrayList<GlobalPropertiesPair> pairs = new ArrayList<GlobalPropertiesPair>();
  
  if (this.allowBroadcastFirst) {
    // replicate first
    RequestedGlobalProperties replicated1 = new RequestedGlobalProperties();
    replicated1.setFullyReplicated();
    RequestedGlobalProperties any2 = new RequestedGlobalProperties();
    pairs.add(new GlobalPropertiesPair(replicated1, any2));
  }
  
  if (this.allowBroadcastSecond) {
    // replicate second
    RequestedGlobalProperties any1 = new RequestedGlobalProperties();
    RequestedGlobalProperties replicated2 = new RequestedGlobalProperties();
    replicated2.setFullyReplicated();
    pairs.add(new GlobalPropertiesPair(any1, replicated2));
  }
  return pairs;
}

@Override
protected List<GlobalPropertiesPair> createPossibleGlobalProperties() {
  RequestedGlobalProperties partitionedGp = new RequestedGlobalProperties();
  partitionedGp.setHashPartitioned(this.keys1);
  return Collections.singletonList(new GlobalPropertiesPair(partitionedGp, new RequestedGlobalProperties()));
}

@Override
protected List<OperatorDescriptorDual.GlobalPropertiesPair> createPossibleGlobalProperties() {
  RequestedGlobalProperties partitioned1 = new RequestedGlobalProperties();
  partitioned1.setHashPartitioned(this.keys1);
  RequestedGlobalProperties partitioned2 = new RequestedGlobalProperties();
  partitioned2.setHashPartitioned(this.keys2);
  return Collections.singletonList(new OperatorDescriptorDual.GlobalPropertiesPair(partitioned1, partitioned2));
}

@Override
protected List<GlobalPropertiesPair> createPossibleGlobalProperties() {
  ArrayList<GlobalPropertiesPair> pairs = new ArrayList<GlobalPropertiesPair>();
  
  if (this.allowBroadcastFirst) {
    // replicate first
    RequestedGlobalProperties replicated1 = new RequestedGlobalProperties();
    replicated1.setFullyReplicated();
    RequestedGlobalProperties any2 = new RequestedGlobalProperties();
    pairs.add(new GlobalPropertiesPair(replicated1, any2));
  }
  
  if (this.allowBroadcastSecond) {
    // replicate second
    RequestedGlobalProperties any1 = new RequestedGlobalProperties();
    RequestedGlobalProperties replicated2 = new RequestedGlobalProperties();
    replicated2.setFullyReplicated();
    pairs.add(new GlobalPropertiesPair(any1, replicated2));
  }
  return pairs;
}

@Override
protected List<GlobalPropertiesPair> createPossibleGlobalProperties() {
  ArrayList<GlobalPropertiesPair> pairs = new ArrayList<GlobalPropertiesPair>();
  
  if (this.allowBroadcastFirst) {
    // replicate first
    RequestedGlobalProperties replicated1 = new RequestedGlobalProperties();
    replicated1.setFullyReplicated();
    RequestedGlobalProperties any2 = new RequestedGlobalProperties();
    pairs.add(new GlobalPropertiesPair(replicated1, any2));
  }
  
  if (this.allowBroadcastSecond) {
    // replicate second
    RequestedGlobalProperties any1 = new RequestedGlobalProperties();
    RequestedGlobalProperties replicated2 = new RequestedGlobalProperties();
    replicated2.setFullyReplicated();
    pairs.add(new GlobalPropertiesPair(any1, replicated2));
  }
  return pairs;
}

@Override
protected List<GlobalPropertiesPair> createPossibleGlobalProperties() {
  // all properties are possible
  return Collections.singletonList(new GlobalPropertiesPair(
    new RequestedGlobalProperties(), new RequestedGlobalProperties()));
}

@Override
protected List<GlobalPropertiesPair> createPossibleGlobalProperties() {
  RequestedGlobalProperties partitionedGp = new RequestedGlobalProperties();
  partitionedGp.setHashPartitioned(this.keys1);
  return Collections.singletonList(new GlobalPropertiesPair(partitionedGp, new RequestedGlobalProperties()));
}

@Override
protected List<GlobalPropertiesPair> createPossibleGlobalProperties() {
  // all properties are possible
  return Collections.singletonList(new GlobalPropertiesPair(
    new RequestedGlobalProperties(), new RequestedGlobalProperties()));
}

@Override
protected List<OperatorDescriptorDual.GlobalPropertiesPair> createPossibleGlobalProperties() {
  RequestedGlobalProperties partitioned1 = new RequestedGlobalProperties();
  partitioned1.setHashPartitioned(this.keys1);
  RequestedGlobalProperties partitioned2 = new RequestedGlobalProperties();
  partitioned2.setHashPartitioned(this.keys2);
  return Collections.singletonList(new OperatorDescriptorDual.GlobalPropertiesPair(partitioned1, partitioned2));
}

@Override
protected List<GlobalPropertiesPair> createPossibleGlobalProperties() {
  // all properties are possible
  return Collections.singletonList(new GlobalPropertiesPair(
    new RequestedGlobalProperties(), new RequestedGlobalProperties()));
}

@Override
protected List<OperatorDescriptorDual.GlobalPropertiesPair> createPossibleGlobalProperties() {
  RequestedGlobalProperties partitioned1 = new RequestedGlobalProperties();
  partitioned1.setHashPartitioned(this.keys1);
  RequestedGlobalProperties partitioned2 = new RequestedGlobalProperties();
  partitioned2.setHashPartitioned(this.keys2);
  return Collections.singletonList(new OperatorDescriptorDual.GlobalPropertiesPair(partitioned1, partitioned2));
}

@Override
protected List<OperatorDescriptorDual.GlobalPropertiesPair> createPossibleGlobalProperties() {
  RequestedGlobalProperties partitioned1 = new RequestedGlobalProperties();
  partitioned1.setHashPartitioned(this.keys1);
  RequestedGlobalProperties partitioned2 = new RequestedGlobalProperties();
  partitioned2.setHashPartitioned(this.keys2);
  return Collections.singletonList(new OperatorDescriptorDual.GlobalPropertiesPair(partitioned1, partitioned2));
}

@Override
protected List<GlobalPropertiesPair> createPossibleGlobalProperties() {
  // all properties are possible
  return Collections.singletonList(new GlobalPropertiesPair(
    new RequestedGlobalProperties(), new RequestedGlobalProperties()));
}

@Override
protected List<GlobalPropertiesPair> createPossibleGlobalProperties() {
  RequestedGlobalProperties partitionedGp = new RequestedGlobalProperties();
  partitionedGp.setHashPartitioned(this.keys1);
  return Collections.singletonList(new GlobalPropertiesPair(partitionedGp, new RequestedGlobalProperties()));
}

@Override
protected List<GlobalPropertiesPair> createPossibleGlobalProperties() {
  RequestedGlobalProperties partitionedGp = new RequestedGlobalProperties();
  partitionedGp.setHashPartitioned(this.keys1);
  return Collections.singletonList(new GlobalPropertiesPair(partitionedGp, new RequestedGlobalProperties()));
}

@Override
protected List<GlobalPropertiesPair> createPossibleGlobalProperties() {
  RequestedGlobalProperties partitionedGp = new RequestedGlobalProperties();
  partitionedGp.setHashPartitioned(this.keys1);
  return Collections.singletonList(new GlobalPropertiesPair(partitionedGp, new RequestedGlobalProperties()));
}

@Override
protected List<OperatorDescriptorDual.GlobalPropertiesPair> createPossibleGlobalProperties() {
  RequestedGlobalProperties partitioned1 = new RequestedGlobalProperties();
  partitioned1.setHashPartitioned(this.keys1);
  RequestedGlobalProperties partitioned2 = new RequestedGlobalProperties();
  partitioned2.setHashPartitioned(this.keys2);
  return Collections.singletonList(new OperatorDescriptorDual.GlobalPropertiesPair(partitioned1, partitioned2));
}

  partitioned_left_any.setAnyPartitioning(this.keys1);
  partitioned_right_any.setAnyPartitioning(this.keys2);
  pairs.add(new GlobalPropertiesPair(partitioned_left_any, partitioned_right_any));
  partitioned_left_hash.setHashPartitioned(this.keys1);
  partitioned_right_hash.setHashPartitioned(this.keys2);
  pairs.add(new GlobalPropertiesPair(partitioned_left_hash, partitioned_right_hash));
  partitioned_right.setCustomPartitioned(this.keys2, this.customPartitioner);
  return Collections.singletonList(new GlobalPropertiesPair(partitioned_left, partitioned_right));
pairs.add(new GlobalPropertiesPair(partitioned1, partitioned2));
RequestedGlobalProperties replicated2 = new RequestedGlobalProperties();
replicated2.setFullyReplicated();
pairs.add(new GlobalPropertiesPair(any1, replicated2));
replicated1.setFullyReplicated();
RequestedGlobalProperties any2 = new RequestedGlobalProperties();
pairs.add(new GlobalPropertiesPair(replicated1, any2));

@Override
protected List<GlobalPropertiesPair> createPossibleGlobalProperties() {
  if (this.customPartitioner == null) {
    // we accept compatible partitionings of any type
    RequestedGlobalProperties partitioned_left_any = new RequestedGlobalProperties();
    RequestedGlobalProperties partitioned_right_any = new RequestedGlobalProperties();
    partitioned_left_any.setAnyPartitioning(this.keys1);
    partitioned_right_any.setAnyPartitioning(this.keys2);
    // add strict hash partitioning of both inputs on their full key sets
    RequestedGlobalProperties partitioned_left_hash = new RequestedGlobalProperties();
    RequestedGlobalProperties partitioned_right_hash = new RequestedGlobalProperties();
    partitioned_left_hash.setHashPartitioned(this.keys1);
    partitioned_right_hash.setHashPartitioned(this.keys2);
    return Arrays.asList(new GlobalPropertiesPair(partitioned_left_any, partitioned_right_any),
        new GlobalPropertiesPair(partitioned_left_hash, partitioned_right_hash));
  }
  else {
    RequestedGlobalProperties partitioned_left = new RequestedGlobalProperties();
    partitioned_left.setCustomPartitioned(this.keys1, this.customPartitioner);
    RequestedGlobalProperties partitioned_right = new RequestedGlobalProperties();
    partitioned_right.setCustomPartitioned(this.keys2, this.customPartitioner);
    return Collections.singletonList(new GlobalPropertiesPair(partitioned_left, partitioned_right));
  }
}

@Override
protected List<GlobalPropertiesPair> createPossibleGlobalProperties() {
  // all properties are possible
  return Collections.singletonList(new GlobalPropertiesPair(
    new RequestedGlobalProperties(), new RequestedGlobalProperties()));
}