/*
 *  ******************************************************************************
 *  *
 *  *
 *  * 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.records.listener.impl;

import org.datavec.api.records.listener.RecordListener;
import org.datavec.api.records.reader.RecordReader;
import org.datavec.api.records.writer.RecordWriter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class LogRecordListener implements RecordListener {
    private static final Logger log = LoggerFactory.getLogger(LogRecordListener.class);
    private boolean invoked = false;

    @Override
    public boolean invoked() {
        return invoked;
    }

    @Override
    public void invoke() {
        this.invoked = true;
    }

    @Override
    public void recordRead(RecordReader reader, Object record) {
        invoke();
        log.info("Reading " + record);
    }

    @Override
    public void recordWrite(RecordWriter writer, Object record) {
        invoke();
        log.info("Writing " + record);
    }
}
