--- /dev/null
+package org.apache.lucene.search.spell;
+
+
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.
+ */
+
+import org.apache.lucene.util.PriorityQueue;
+
+import java.util.Comparator;
+
+
+/**
+ * Sorts SuggestWord instances
+ *
+ * @see org.apache.lucene.search.spell.SuggestWordScoreComparator
+ * @see org.apache.lucene.search.spell.SuggestWordFrequencyComparator
+ *
+ */
+public final class SuggestWordQueue extends PriorityQueue<SuggestWord> {
+ public static final Comparator<SuggestWord> DEFAULT_COMPARATOR = new SuggestWordScoreComparator();
+
+
+ private Comparator<SuggestWord> comparator;
+
+ /**
+ * Use the {@link #DEFAULT_COMPARATOR}
+ * @param size The size of the queue
+ */
+ public SuggestWordQueue (int size) {
+ initialize(size);
+ comparator = DEFAULT_COMPARATOR;
+ }
+
+ /**
+ * Specify the size of the queue and the comparator to use for sorting.
+ * @param size The size
+ * @param comparator The comparator.
+ */
+ public SuggestWordQueue(int size, Comparator<SuggestWord> comparator){
+ initialize(size);
+ this.comparator = comparator;
+ }
+
+ @Override
+ protected final boolean lessThan (SuggestWord wa, SuggestWord wb) {
+ int val = comparator.compare(wa, wb);
+ return val < 0;
+ }
+}