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// Copyright 2015-2019 SWIM.AI inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package swim.spatial;

import java.util.Iterator;
import swim.structure.Form;
import swim.structure.Value;

final class SpatialValueEntryIterator implements Iterator> {
  final Iterator> inner;
  final Form keyForm;
  final Form valueForm;

  SpatialValueEntryIterator(Iterator> inner, Form keyForm, Form valueForm) {
    this.inner = inner;
    this.keyForm = keyForm;
    this.valueForm = valueForm;
  }

  @Override
  public boolean hasNext() {
    return this.inner.hasNext();
  }

  @Override
  public SpatialMap.Entry next() {
    return new SpatialValueEntry(this.inner.next(), this.keyForm, this.valueForm);
  }

  @Override
  public void remove() {
    throw new UnsupportedOperationException();
  }
}