org.gridgain.grid.util.lang.GridIteratorAdapter Maven / Gradle / Ivy

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/* 
 Copyright (C) GridGain Systems. All Rights Reserved.
 
 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 org.gridgain.grid.util.lang;

import org.gridgain.grid.*;

import java.util.*;

/**
 * Convenient adapter for "rich" iterator interface.
 */
public abstract class GridIteratorAdapter implements GridIterator {
    /** {@inheritDoc} */
    @SuppressWarnings("IteratorNextCanNotThrowNoSuchElementException")
    @Override public final T next() {
        try {
            return nextX();
        }
        catch (GridException e) {
            throw new GridRuntimeException(e);
        }
    }

    /** {@inheritDoc} */
    @Override public final boolean hasNext() {
        try {
            return hasNextX();
        }
        catch (GridException e) {
            throw new GridRuntimeException(e);
        }
    }

    /** {@inheritDoc} */
    @Override public final void remove() {
        try {
            removeX();
        }
        catch (GridException e) {
            throw new GridRuntimeException(e);
        }
    }

    /** {@inheritDoc} */
    @Override public final Iterator iterator() {
        return this;
    }
}