How to use

query0

method

in

org.apache.jackrabbit.oak.plugins.index.property.strategy.UniqueEntryStoreStrategy

/**
 * Search for a given set of values, returning {@linkplain IndexEntry} results
 * 
 * @param filter the filter (can optionally be used for optimized query execution)
 * @param indexName the name of the index (for logging)
 * @param indexMeta the index metadata node (may not be null)
 * @param values values to look for (null to check for property existence)
 * @return an iterator of index entries
 * 
 * @throws UnsupportedOperationException if the operation is not supported
 */
public Iterable<IndexEntry> queryEntries(Filter filter, String indexName, NodeState indexMeta,
    Iterable<String> values) {
  return query0(filter, indexName, indexMeta, values, new HitProducer<IndexEntry>() {
    @Override
    public IndexEntry produce(NodeState indexHit, String pathName) {
      PropertyState s = indexHit.getProperty("entry");
      return new IndexEntry(s.getValue(Type.STRING, 0), pathName);
    }
  });
}

/**
 * Search for a given set of values, returning <tt>IndexEntry</tt> results
 * 
 * @param filter the filter (can optionally be used for optimized query execution)
 * @param indexName the name of the index (for logging)
 * @param indexMeta the index metadata node (may not be null)
 * @param values values to look for (null to check for property existence)
 * @return an iterator of index entries
 * 
 * @throws UnsupportedOperationException if the operation is not supported
 */
public Iterable<IndexEntry> queryEntries(Filter filter, String indexName, NodeState indexMeta,
    Iterable<String> values) {
  return query0(filter, indexName, indexMeta, values, new HitProducer<IndexEntry>() {
    @Override
    public IndexEntry produce(NodeState indexHit, String pathName) {
      PropertyState s = indexHit.getProperty("entry");
      return new IndexEntry(s.getValue(Type.STRING, 0), pathName);
    }
  });
}

@Override
public Iterable<String> query(final Filter filter, final String indexName, 
    final NodeState indexMeta, final Iterable<String> values) {
  return query0(filter, indexName, indexMeta, values, new HitProducer<String>() {
    @Override
    public String produce(NodeState indexHit, String pathName) {
      PropertyState s = indexHit.getProperty("entry");
      if (s.count() <= 1) {
        return s.getValue(Type.STRING, 0);
      } else {
        StringBuilder buff = new StringBuilder();
        for (int i = 0; i < s.count(); i++) {
          if (i > 0) {
            buff.append(", ");
          }
          buff.append(s.getValue(Type.STRING, i));
        }
        return buff.toString();
      }
    }
  });        
}

/**
 * Search for a given set of values, returning {@linkplain IndexEntry} results
 * 
 * @param filter the filter (can optionally be used for optimized query execution)
 * @param indexName the name of the index (for logging)
 * @param indexMeta the index metadata node (may not be null)
 * @param values values to look for (null to check for property existence)
 * @return an iterator of index entries
 * 
 * @throws UnsupportedOperationException if the operation is not supported
 */
public Iterable<IndexEntry> queryEntries(Filter filter, String indexName, NodeState indexMeta,
    Iterable<String> values) {
  return query0(filter, indexName, indexMeta, values, new HitProducer<IndexEntry>() {
    @Override
    public IndexEntry produce(NodeState indexHit, String pathName) {
      PropertyState s = indexHit.getProperty("entry");
      return new IndexEntry(s.getValue(Type.STRING, 0), pathName);
    }
  });
}

@Override
public Iterable<String> query(final Filter filter, final String indexName, 
    final NodeState indexMeta, final Iterable<String> values) {
  return query0(filter, indexName, indexMeta, values, new HitProducer<String>() {
    @Override
    public String produce(NodeState indexHit, String pathName) {
      PropertyState s = indexHit.getProperty("entry");
      if (s.count() <= 1) {
        return s.getValue(Type.STRING, 0);
      } else {
        StringBuilder buff = new StringBuilder();
        for (int i = 0; i < s.count(); i++) {
          if (i > 0) {
            buff.append(", ");
          }
          buff.append(s.getValue(Type.STRING, i));
        }
        return buff.toString();
      }
    }
  });        
}

@Override
public Iterable<String> query(final Filter filter, final String indexName, 
    final NodeState indexMeta, final Iterable<String> values) {
  return query0(filter, indexName, indexMeta, values, new HitProducer<String>() {
    @Override
    public String produce(NodeState indexHit, String pathName) {
      PropertyState s = indexHit.getProperty("entry");
      if (s.count() <= 1) {
        return s.getValue(Type.STRING, 0);
      } else {
        StringBuilder buff = new StringBuilder();
        for (int i = 0; i < s.count(); i++) {
          if (i > 0) {
            buff.append(", ");
          }
          buff.append(s.getValue(Type.STRING, i));
        }
        return buff.toString();
      }
    }
  });        
}