Package org.apache.commons.collections.iterators

Examples of org.apache.commons.collections.iterators.TransformIterator

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    /**
     * {@inheritDoc}
     */
    public Iterator getKeys(String prefix)
    {
        return new TransformIterator(parent.getKeys(getParentKey(prefix)), new Transformer()
        {
            public Object transform(Object obj)
            {
                return getChildKey((String) obj);
            }
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    /**
     * {@inheritDoc}
     */
    public Iterator getKeys()
    {
        return new TransformIterator(parent.getKeys(prefix), new Transformer()
        {
            public Object transform(Object obj)
            {
                return getChildKey((String) obj);
            }
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     */
    @SuppressWarnings("unchecked")
    public static <T, R, S extends T> Iterator<R> map(Iterator<? extends T> iterator,
            final Function1<S, ? super R> f) {

        return new TransformIterator(iterator, new org.apache.commons.collections.Transformer() {
            @Override
            public Object transform(Object input) {
                return f.apply((S) input);
            }
        });
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    /**
     * {@inheritDoc}
     */
    public Iterator getKeys(String prefix)
    {
        return new TransformIterator(parent.getKeys(getParentKey(prefix)), new Transformer()
        {
            public Object transform(Object obj)
            {
                return getChildKey((String) obj);
            }
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    /**
     * {@inheritDoc}
     */
    public Iterator getKeys()
    {
        return new TransformIterator(parent.getKeys(prefix), new Transformer()
        {
            public Object transform(Object obj)
            {
                return getChildKey((String) obj);
            }
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      checkOpen();
      final Map<String, NodeData> aggregateRoots = new HashMap<String, NodeData>();
      final Set<String> removedNodeIds = new HashSet<String>();
      final Set<String> addedNodeIds = new HashSet<String>();

      index.update(IteratorUtils.toList(new TransformIterator(remove, new Transformer()
      {
         public Object transform(Object input)
         {
            String uuid = ((String)input);
            removedNodeIds.add(uuid);
            return uuid;
         }
      })), IteratorUtils.toList(new TransformIterator(add, new Transformer()
      {
         public Object transform(Object input)
         {
            NodeData state = (NodeData)input;
            if (state == null)
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    public MGraph getData() {
        return data;
    }
    @SuppressWarnings("unchecked")
    public Iterator<PlainLiteral> getText(UriRef field) {
        return new FilterIterator(new TransformIterator(data.filter(uri, field, null), TRIPLE2OBJECT), PLAIN_LITERALS);
    }
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    public Iterator<PlainLiteral> getText(UriRef field) {
        return new FilterIterator(new TransformIterator(data.filter(uri, field, null), TRIPLE2OBJECT), PLAIN_LITERALS);
    }
    @SuppressWarnings("unchecked")
    public Iterator<UriRef> getReferences(UriRef field){
        return new FilterIterator(new TransformIterator(data.filter(uri, field, null), TRIPLE2OBJECT), REFERENCES);
    }
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   {
      final Map<String, NodeData> aggregateRoots = new HashMap<String, NodeData>();
      final Set<String> removedNodeIds = new HashSet<String>();
      final Set<String> addedNodeIds = new HashSet<String>();

      Collection<String> docIdsToRemove = IteratorUtils.toList(new TransformIterator(remove, new Transformer()
      {
         public Object transform(Object input)
         {
            String uuid = ((String)input);
            removedNodeIds.add(uuid);
            return uuid;
         }
      }));
      Collection<Document> docsToAdd = IteratorUtils.toList(new TransformIterator(add, new Transformer()
      {
         public Object transform(Object input)
         {
            NodeData state = (NodeData)input;
            if (state == null)
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