Examples of FilterIterator

ca.uhn.hl7v2.util.FilterIterator
org.apache.commons.collections.iterators.FilterIterator
Decorates an iterator such that only elements matching a predicate filter are returned. @since Commons Collections 1.0 @version $Revision: 1.8 $ $Date: 2004/02/18 00:59:50 $ @author James Strachan @author Jan Sorensen @author Ralph Wagner @author Stephen Colebourne
org.apache.ode.utils.stl.FilterIterator
Filtering {@link Iterator} implementation.
Created on Feb 4, 2004 at 4:48:14 PM.
@author Maciej Szefler mbs
org.apache.servicemix.nmr.core.util.FilterIterator
A filtering iterator
org.openrdf.query.algebra.evaluation.iterator.FilterIterator
prefuse.data.util.FilterIterator
rg">jeffrey heer

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

          logger.debug("Expected bloom filter size : " + expectedBloomFilterSize);


        SSTableWriter writer;
        CompactionController controller = new CompactionController(cfs, sstables, major, gcBefore, false);
        CompactionIterator ci = new CompactionIterator(type, sstables, controller); // retain a handle so we can call close()
        Iterator<AbstractCompactedRow> nni = new FilterIterator(ci, PredicateUtils.notNullPredicate());
        Map<DecoratedKey, Long> cachedKeys = new HashMap<DecoratedKey, Long>();


        executor.beginCompaction(ci);
        try
        {
            if (!nni.hasNext())
            {
                // don't mark compacted in the finally block, since if there _is_ nondeleted data,
                // we need to sync it (via closeAndOpen) first, so there is no period during which
                // a crash could cause data loss.
                cfs.markCompacted(sstables);
                return 0;
            }


            writer = cfs.createCompactionWriter(expectedBloomFilterSize, compactionFileLocation);
            while (nni.hasNext())
            {
                AbstractCompactedRow row = nni.next();
                long position = writer.append(row);
                totalkeysWritten++;


                if (DatabaseDescriptor.getPreheatKeyCache())
                {

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


        CompactionIterator ci = new ValidationCompactionIterator(cfs, validator.request.range);
        executor.beginCompaction(ci);
        try
        {
            Iterator<AbstractCompactedRow> nni = new FilterIterator(ci, PredicateUtils.notNullPredicate());


            // validate the CF as we iterate over it
            validator.prepare(cfs);
            while (nni.hasNext())
            {
                AbstractCompactedRow row = nni.next();
                validator.add(row);
            }
            validator.complete();
        }
        finally

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

        if (logger.isDebugEnabled())
          logger.debug("Expected bloom filter size : " + expectedBloomFilterSize);


        SSTableWriter writer;
        CompactionIterator ci = new CompactionIterator(cfs, sstables, gcBefore, major); // retain a handle so we can call close()
        Iterator<AbstractCompactedRow> nni = new FilterIterator(ci, PredicateUtils.notNullPredicate());
        executor.beginCompaction(cfs, ci);


        Map<DecoratedKey, Long> cachedKeys = new HashMap<DecoratedKey, Long>();


        try
        {
            if (!nni.hasNext())
            {
                // don't mark compacted in the finally block, since if there _is_ nondeleted data,
                // we need to sync it (via closeAndOpen) first, so there is no period during which
                // a crash could cause data loss.
                cfs.markCompacted(sstables);
                return 0;
            }


            String newFilename = new File(cfs.getTempSSTablePath(compactionFileLocation)).getAbsolutePath();
            writer = new SSTableWriter(newFilename, expectedBloomFilterSize, cfs.metadata, cfs.partitioner);
            while (nni.hasNext())
            {
                AbstractCompactedRow row = nni.next();
                long position = writer.append(row);
                totalkeysWritten++;


                for (SSTableReader sstable : sstables)
                {

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

        if (logger.isDebugEnabled())
          logger.debug("Expected bloom filter size : " + expectedBloomFilterSize);


        SSTableWriter writer = null;
        CompactionIterator ci = new AntiCompactionIterator(cfs, sstables, ranges, (int) (System.currentTimeMillis() / 1000) - cfs.metadata.getGcGraceSeconds(), cfs.isCompleteSSTables(sstables));
        Iterator<AbstractCompactedRow> nni = new FilterIterator(ci, PredicateUtils.notNullPredicate());
        executor.beginCompaction(cfs, ci);


        try
        {
            if (!nni.hasNext())
            {
                return results;
            }


            while (nni.hasNext())
            {
                AbstractCompactedRow row = nni.next();
                if (writer == null)
                {
                    FileUtils.createDirectory(compactionFileLocation);
                    String newFilename = new File(cfs.getTempSSTablePath(compactionFileLocation)).getAbsolutePath();
                    writer = new SSTableWriter(newFilename, expectedBloomFilterSize, cfs.metadata, cfs.partitioner);

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


        CompactionIterator ci = new ValidationCompactionIterator(cfs);
        executor.beginCompaction(cfs, ci);
        try
        {
            Iterator<AbstractCompactedRow> nni = new FilterIterator(ci, PredicateUtils.notNullPredicate());


            // validate the CF as we iterate over it
            validator.prepare(cfs);
            while (nni.hasNext())
            {
                AbstractCompactedRow row = nni.next();
                validator.add(row);
            }
            validator.complete();
        }
        finally

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

            // TODO CollatingIterator iter = FBUtilities.<SSTableIdentityIterator>getCollatingIterator();
            CollatingIterator iter = FBUtilities.getCollatingIterator();
            for (SSTableReader sstable : sstables)
            {
                SSTableScanner scanner = sstable.getScanner(FILE_BUFFER_SIZE);
                iter.addIterator(new FilterIterator(scanner, rangesPredicate));
            }
            return iter;
        }

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

     *
     * @param itemStates item state source iterator.
     * @return iterator over reference property states.
     */
    private Iterator filterReferenceProperties(Iterator itemStates) {
        return new FilterIterator(itemStates, new Predicate() {
            public boolean evaluate(Object object) {
                ItemState state = (ItemState) object;
                if (!state.isNode()) {
                    PropertyState prop = (PropertyState) state;
                    return prop.getType() == PropertyType.REFERENCE;

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

                }
            };


            public Iterator iterator() {
                return new IteratorChain(
                        new FilterIterator(itemInfos.iterator(), isRoot),
                        new FilterIterator(itemInfos.iterator(), NotPredicate.getInstance(isRoot)));
            }
        };


        assertTrue(session.getRootNode().getDepth() == 0);
        checkHierarchy();

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

                }
            };


            public Iterator iterator() {
                return new IteratorChain(
                        new FilterIterator(itemInfos.iterator(), isTarget),
                        new FilterIterator(itemInfos.iterator(), NotPredicate.getInstance(isTarget)));
            }
        };


        assertEquals(targetPath, session.getItem(targetPath).getPath());
        checkHierarchy();

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

                stale = true;


                NodeId id = getId();
                Path path = id.getPath();


                Iterator propertyIds = new TransformIterator(new FilterIterator(itemInfos.iterator(),
                        new Predicate() {
                            public boolean evaluate(Object object) {
                                return object instanceof PropertyInfo;
                            }
                        }),

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