Package org.apache.commons.collections.iterators

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

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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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   {
      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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      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 Object transform(Object input) {
                return ((DataDomain) input).getName();
            }
        };
        return new TransformIterator(config.getDomains().iterator(), tr);
    }
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            public Object transform(Object input) {
                return ((DataMap) input).getName();
            }
        };
        return new TransformIterator(maps.iterator(), tr);
    }
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                String name2 = (o1 != null) ? ((DataNode) o2).getName() : null;
                return Util.nullSafeCompare(true, name1, name2);
            }
        });
       
        return new TransformIterator(nodes.iterator(), tr);
    }
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                return ((DataMap) input).getName();
            }
        };

        Collection<DataMap> maps = findNode(domainName, nodeName).getDataMaps();
        return new TransformIterator(maps.iterator(), tr);
    }
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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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            throw new NullPointerException("Iterator must not be null");
        }
        if (transform == null) {
            throw new NullPointerException("Transformer must not be null");
        }
        return new TransformIterator(iterator, transform);
    }
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            public Object transform(Object input) {
                return ((DataDomain) input).getName();
            }
        };
        return new TransformIterator(config.getDomains().iterator(), tr);
    }
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