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Lucene example source code file (JustCompileSearch.java)

This example Lucene source code file (JustCompileSearch.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Lucene tags/keywords

collector, explanation, filter, filter, io, ioexception, ioexception, override, override, query, similarity, topdocs, unsupported_msg, unsupportedoperationexception, unsupportedoperationexception

The Lucene JustCompileSearch.java source code

package org.apache.lucene.search;

/**
 * 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 java.io.IOException;

import org.apache.lucene.document.Document;
import org.apache.lucene.document.FieldSelector;
import org.apache.lucene.index.CorruptIndexException;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.index.FieldInvertState;
import org.apache.lucene.index.Term;
import org.apache.lucene.util.PriorityQueue;

/**
 * Holds all implementations of classes in the o.a.l.search package as a
 * back-compatibility test. It does not run any tests per-se, however if 
 * someone adds a method to an interface or abstract method to an abstract
 * class, one of the implementations here will fail to compile and so we know
 * back-compat policy was violated.
 */
final class JustCompileSearch {

  private static final String UNSUPPORTED_MSG = "unsupported: used for back-compat testing only !";

  static final class JustCompileSearcher extends Searcher {

    @Override
    protected Weight createWeight(Query query) throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
    @Override
    public void close() throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public Document doc(int i) throws CorruptIndexException, IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public int[] docFreqs(Term[] terms) throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public Explanation explain(Query query, int doc) throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public Similarity getSimilarity() {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public void search(Query query, Collector results) throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public void search(Query query, Filter filter, Collector results)
        throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public TopDocs search(Query query, Filter filter, int n) throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
    @Override
    public TopFieldDocs search(Query query, Filter filter, int n, Sort sort)
        throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
    @Override
    public TopDocs search(Query query, int n) throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
    @Override
    public void setSimilarity(Similarity similarity) {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
    @Override
    public int docFreq(Term term) throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public Explanation explain(Weight weight, int doc) throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public int maxDoc() throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public Query rewrite(Query query) throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public void search(Weight weight, Filter filter, Collector results)
        throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public TopDocs search(Weight weight, Filter filter, int n)
        throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public TopFieldDocs search(Weight weight, Filter filter, int n, Sort sort)
        throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public Document doc(int n, FieldSelector fieldSelector)
        throws CorruptIndexException, IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
  }
  
  static final class JustCompileCollector extends Collector {

    @Override
    public void collect(int doc) throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public void setNextReader(IndexReader reader, int docBase)
        throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public void setScorer(Scorer scorer) throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
    @Override
    public boolean acceptsDocsOutOfOrder() {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

  }
  
  static final class JustCompileDocIdSet extends DocIdSet {

    @Override
    public DocIdSetIterator iterator() throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
  }

  static final class JustCompileDocIdSetIterator extends DocIdSetIterator {

    @Override
    public int docID() {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public int nextDoc() throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
    @Override
    public int advance(int target) throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
  }
  
  static final class JustCompileExtendedFieldCacheLongParser implements FieldCache.LongParser {

    public long parseLong(String string) {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
  }
  
  static final class JustCompileExtendedFieldCacheDoubleParser implements FieldCache.DoubleParser {
    
    public double parseDouble(String string) {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
  }

  static final class JustCompileFieldComparator extends FieldComparator {

    @Override
    public int compare(int slot1, int slot2) {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public int compareBottom(int doc) throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public void copy(int slot, int doc) throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public void setBottom(int slot) {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public void setNextReader(IndexReader reader, int docBase)
        throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public Comparable<?> value(int slot) {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
  }

  static final class JustCompileFieldComparatorSource extends FieldComparatorSource {

    @Override
    public FieldComparator newComparator(String fieldname, int numHits,
        int sortPos, boolean reversed) throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
  }

  static final class JustCompileFilter extends Filter {
    // Filter is just an abstract class with no abstract methods. However it is
    // still added here in case someone will add abstract methods in the future.
    
    @Override
    public DocIdSet getDocIdSet(IndexReader reader) throws IOException {
      return null;
    }
  }

  static final class JustCompileFilteredDocIdSet extends FilteredDocIdSet {

    public JustCompileFilteredDocIdSet(DocIdSet innerSet) {
      super(innerSet);
    }

    @Override
    protected boolean match(int docid) {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
  }

  static final class JustCompileFilteredDocIdSetIterator extends FilteredDocIdSetIterator {

    public JustCompileFilteredDocIdSetIterator(DocIdSetIterator innerIter) {
      super(innerIter);
    }

    @Override
    protected boolean match(int doc) {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
  }

  static final class JustCompileFilteredTermEnum extends FilteredTermEnum {

    @Override
    public float difference() {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    protected boolean endEnum() {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    protected boolean termCompare(Term term) {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
  }

  static final class JustCompilePhraseScorer extends PhraseScorer {

    JustCompilePhraseScorer(Weight weight, PhraseQuery.PostingsAndFreq[] postings,
        Similarity similarity, byte[] norms) {
      super(weight, postings, similarity, norms);
    }

    @Override
    protected float phraseFreq() throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
  }

  static final class JustCompileQuery extends Query {

    @Override
    public String toString(String field) {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
  }
  
  static final class JustCompileScorer extends Scorer {

    protected JustCompileScorer(Weight weight) {
      super(weight);
    }

    @Override
    protected boolean score(Collector collector, int max, int firstDocID)
        throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
    @Override
    public float score() throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public int docID() {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public int nextDoc() throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
    @Override
    public int advance(int target) throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
  }
  
  static final class JustCompileSimilarity extends Similarity {

    @Override
    public float coord(int overlap, int maxOverlap) {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public float idf(int docFreq, int numDocs) {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public float computeNorm(String fieldName, FieldInvertState state) {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public float queryNorm(float sumOfSquaredWeights) {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public float sloppyFreq(int distance) {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public float tf(float freq) {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
  }

  static final class JustCompileSpanFilter extends SpanFilter {

    @Override
    public SpanFilterResult bitSpans(IndexReader reader) throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
    @Override
    public DocIdSet getDocIdSet(IndexReader reader) throws IOException {
      return null;
    }    
  }

  static final class JustCompileTopDocsCollector extends TopDocsCollector<ScoreDoc> {

    protected JustCompileTopDocsCollector(PriorityQueue<ScoreDoc> pq) {
      super(pq);
    }

    @Override
    public void collect(int doc) throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public void setNextReader(IndexReader reader, int docBase)
        throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public void setScorer(Scorer scorer) throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
    @Override
    public boolean acceptsDocsOutOfOrder() {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public TopDocs topDocs() {
        throw new UnsupportedOperationException( UNSUPPORTED_MSG );
    }

    @Override
    public TopDocs topDocs( int start ) {
        throw new UnsupportedOperationException( UNSUPPORTED_MSG );
    }

    @Override
    public TopDocs topDocs( int start, int end ) {
        throw new UnsupportedOperationException( UNSUPPORTED_MSG );
    }
    
  }

  static final class JustCompileWeight extends Weight {

    @Override
    public Explanation explain(IndexReader reader, int doc) throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public Query getQuery() {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public float getValue() {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public void normalize(float norm) {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public float sumOfSquaredWeights() throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }

    @Override
    public Scorer scorer(IndexReader reader, boolean scoreDocsInOrder, boolean topScorer)
        throws IOException {
      throw new UnsupportedOperationException(UNSUPPORTED_MSG);
    }
    
  }
  
}

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