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/*
 *  ******************************************************************************
 *  *
 *  *
 *  * This program and the accompanying materials are made available under the
 *  * terms of the Apache License, Version 2.0 which is available at
 *  * https://www.apache.org/licenses/LICENSE-2.0.
 *  *
 *  *  See the NOTICE file distributed with this work for additional
 *  *  information regarding copyright ownership.
 *  * 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.
 *  *
 *  * SPDX-License-Identifier: Apache-2.0
 *  *****************************************************************************
 */

package org.datavec.api.split;

import java.io.InputStream;
import java.io.OutputStream;
import java.net.URI;
import java.util.Collections;
import java.util.Iterator;

/**
 * String split used for single line inputs
 * @author Adam Gibson
 */
public class StringSplit implements InputSplit {
    private String data;

    public StringSplit(String data) {
        this.data = data;
    }

    @Override
    public boolean canWriteToLocation(URI location) {
        return true;
    }

    @Override
    public String addNewLocation() {
        return null;
    }

    @Override
    public String addNewLocation(String location) {
        return null;
    }

    @Override
    public void updateSplitLocations(boolean reset) {

    }

    @Override
    public boolean needsBootstrapForWrite() {
        return false;
    }

    @Override
    public void bootStrapForWrite() {

    }

    @Override
    public OutputStream openOutputStreamFor(String location) throws Exception {
        return null;
    }

    @Override
    public InputStream openInputStreamFor(String location) throws Exception {
        return null;
    }

    @Override
    public long length() {
        return data.length();
    }

    @Override
    public URI[] locations() {
        return new URI[0];
    }

    @Override
    public Iterator locationsIterator() {
        return Collections.emptyIterator();
    }

    @Override
    public Iterator locationsPathIterator() {
        return Collections.emptyIterator();
    }

    @Override
    public void reset() {
        //No op
    }

    @Override
    public boolean resetSupported() {
        return true;
    }



    public String getData() {
        return data;
    }

}