Examples of org.apache.commons.collections.iterators.IteratorChain.addIterator()

Package org.apache.commons.collections.iterators

Class org.apache.commons.collections.iterators.IteratorChain

Examples of org.apache.commons.collections.iterators.IteratorChain.addIterator()

org.apache.commons.collections.iterators.IteratorChain.addIterator()
Add an Iterator to the end of the chain @param iterator Iterator to add @throws IllegalStateException if I've already started iterating @throws NullPointerException if the iterator is null

        // in decreasing depth order
        IteratorChain resultIter = new IteratorChain();
        for (int i = la.length - 1; i >= 0; i--) {
            List list = la[i];
            if (list != null) {
                resultIter.addIterator(list.iterator());
            }
        }
        /**
         * if the resulting iterator chain is empty return
         * EMPTY_LIST.iterator() instead because older versions

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    private Iterator getAllChildEntries(boolean includeAttic) {
        IteratorChain chain = new IteratorChain();
        // attic
        if (includeAttic) {
            Collection attic = propertiesInAttic.values();
            chain.addIterator(new ArrayList(attic).iterator());
        }
        // add props
        synchronized (properties) {
            Collection props = properties.getPropertyEntries();
            chain.addIterator(props.iterator());

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            chain.addIterator(new ArrayList(attic).iterator());
        }
        // add props
        synchronized (properties) {
            Collection props = properties.getPropertyEntries();
            chain.addIterator(props.iterator());
        }
        // add childNodeEntries
        synchronized (childNodeEntries) {
            chain.addIterator(childNodeEntries.iterator());
        }

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            Collection props = properties.getPropertyEntries();
            chain.addIterator(props.iterator());
        }
        // add childNodeEntries
        synchronized (childNodeEntries) {
            chain.addIterator(childNodeEntries.iterator());
        }
        return chain;
    }


    /**

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        // in decreasing depth order
        IteratorChain resultIter = new IteratorChain();
        for (int i = la.length - 1; i >= 0; i--) {
            List list = la[i];
            if (list != null) {
                resultIter.addIterator(list.iterator());
            }
        }
        /**
         * if the resulting iterator chain is empty return
         * EMPTY_LIST.iterator() instead because older versions

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        // in decreasing depth order
        IteratorChain resultIter = new IteratorChain();
        for (int i = la.length - 1; i >= 0; i--) {
            List list = la[i];
            if (list != null) {
                resultIter.addIterator(list.iterator());
            }
        }
        /**
         * if the resulting iterator chain is empty return
         * EMPTY_LIST.iterator() instead because older versions

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        {
            Iterator iterator = (Iterator) value;
            IteratorChain chain = new IteratorChain();
            while (iterator.hasNext())
            {
                chain.addIterator(toIterator(iterator.next(), delimiter));
            }
            return chain;
        }
        else
        {

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        }


        public Iterator iterator() {
            IteratorChain chain = new IteratorChain();
            if (_dirty != null && !_dirty.isEmpty())
                chain.addIterator(_dirty.iterator());
            if (_clean != null && !_clean.isEmpty())
                chain.addIterator(_clean.iterator());
            return chain;
        }

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        public Iterator iterator() {
            IteratorChain chain = new IteratorChain();
            if (_dirty != null && !_dirty.isEmpty())
                chain.addIterator(_dirty.iterator());
            if (_clean != null && !_clean.isEmpty())
                chain.addIterator(_clean.iterator());
            return chain;
        }


        public boolean contains(Object obj) {
            return (_dirty != null && _dirty.contains(obj))

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    public Iterator iterator() {
        _iterated = true;


        IteratorChain chain = new IteratorChain();
        chain.addIterator(new FilterIterator(itr(), this));


        // note have to copy _ct.getAdded to prevent concurrent mod errors
        chain.addIterator(new ArrayList(_ct.getAdded()).iterator());
        return new Itr(chain);
    }

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