001/*
002 * (C) Copyright 2017 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     bdelbosc
018 */
019package org.nuxeo.lib.stream.tools.renderer;
020
021import org.apache.commons.logging.Log;
022import org.apache.commons.logging.LogFactory;
023import org.nuxeo.lib.stream.computation.Record;
024import org.nuxeo.lib.stream.log.LogRecord;
025
026/**
027 * @since 9.3
028 */
029public class TextRenderer extends Renderer {
030    private static final Log log = LogFactory.getLog(TextRenderer.class);
031
032    @Override
033    public void accept(LogRecord<Record> record) {
034        try {
035            Record rec = record.message();
036            log.info(String.format("|%s|%s|%s|%s|%d|%s|", record.offset(), watermarkString(rec.getWatermark()),
037                    rec.getFlags(), rec.getKey(), rec.getData().length, binaryString(rec.getData())));
038        } catch (ClassCastException e) {
039            // Try to render something else than a stream Record
040            log.info(String.format("%s", record.message()));
041        }
042    }
043
044    @Override
045    public void header() {
046        log.info("| offset | watermark | flag | key | length | data |\n" + "| --- | --- | --- | --- | ---: | --- |");
047    }
048
049    @Override
050    public void footer() {
051        log.info("");
052    }
053}