com.bmd.android.collection.internal.LongSparseIterableImpl Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of robo-fashion Show documentation
Easily iterate through Android sparse collections
There is a newer version: 3.0.0
/**
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.bmd.android.collection.internal;

import com.bmd.android.collection.filter.Filter;
import com.bmd.android.collection.filter.LongFilterBuilder;
import com.bmd.android.collection.iterator.LongSparseIterable;

import java.util.Collection;

/**
 * Implementation of a {@link com.bmd.android.collection.iterator.LongSparseIterable}.
 * 
 * Created by davide on 3/19/14.
 */
abstract class LongSparseIterableImpl extends ElementSparseIterableImpl
        implements LongSparseIterable {

    private LongFilterBuilderImpl mExclusionBuilder;

    private LongFilterBuilderImpl mInclusionBuilder;

    public LongSparseIterableImpl() {

    }

    LongSparseIterableImpl(final LongSparseIterableImpl other) {

        super(other);
    }

    @Override
    public LongFilterBuilder but() {

        if (mExclusionBuilder == null) {

            mExclusionBuilder = new LongFilterBuilderImpl(this, false);
        }

        return mExclusionBuilder;
    }

    @Override
    public LongSparseIterable but(final Filter filter) {

        super.but(filter);

        return this;
    }

    @Override
    public LongSparseIterable doWhile(final Condition condition) {

        super.doWhile(condition);

        return this;
    }

    @Override
    public LongSparseIterable forEach(final Action action) {

        super.forEach(action);

        return this;
    }

    @Override
    public LongFilterBuilder only() {

        if (mInclusionBuilder == null) {

            mInclusionBuilder = new LongFilterBuilderImpl(this, true);
        }

        return mInclusionBuilder;
    }

    @Override
    public LongSparseIterable only(final Filter filter) {

        super.only(filter);

        return this;
    }

    @Override
    public LongSparseIterable remove() {

        super.remove();

        return this;
    }

    @Override
    public LongSparseIterable retain() {

        super.retain();

        return this;
    }

    @Override
    public LongSparseIterable reverse() {

        super.reverse();

        return this;
    }

    @Override
    public LongSparseIterable fill(final Collection collection) {

        super.fill(collection);

        return this;
    }

    @Override
    public  LongSparseIterable fill(final T[] array) {

        super.fill(array);

        return this;
    }

    @Override
    public  LongSparseIterable fill(final T[] array, final int offset) {

        super.fill(array, offset);

        return this;
    }

    @Override
    public LongSparseIterable fill(final long[] array) {

        return fill(array, 0);
    }

    @Override
    public LongSparseIterable fill(final long[] array, final int offset) {

        int i = offset;

        for (final Long element : this) {

            array[i++] = (element == null) ? 0 : element;
        }

        return this;
    }

    @Override
    public long[] toArray() {

        int count = 0;

        final SparseIterator iterator = iterator();

        while (iterator().hasNext()) {

            iterator.next();

            ++count;
        }

        final long[] array = new long[count];

        fill(array);

        return array;
    }
}