extensions/router/router-core/src/main/java/org/apache/unomi/router/core/processor/LineBuildProcessor.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.unomi.router.core.processor;

import org.apache.camel.Exchange;
import org.apache.camel.Processor;
import org.apache.unomi.api.Profile;
import org.apache.unomi.router.api.ExportConfiguration;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.Map;

/**
 * Created by amidani on 28/06/2017.
 */
public class LineBuildProcessor implements Processor {

    private static final Logger logger = LoggerFactory.getLogger(LineBuildProcessor.class);

    @Override
    public void process(Exchange exchange) throws Exception {
        ExportConfiguration exportConfiguration = (ExportConfiguration) exchange.getIn().getHeader("exportConfig");
        exchange.getIn().setHeader("destination", exportConfiguration.getProperty("destination"));
        Profile profile = exchange.getIn().getBody(Profile.class);

        Map<String, String> mapping = (Map<String, String>) exportConfiguration.getProperty("mapping");
        String lineToWrite = "";
        for (int i = 0; i < mapping.size(); i++) {
            String propertyName = mapping.get(String.valueOf(i));
            lineToWrite += profile.getProperty(propertyName) != null ? profile.getProperty(propertyName) : "";
            if (i + 1 < mapping.size()) {
                lineToWrite += exportConfiguration.getColumnSeparator();
            }
        }

        exchange.getIn().setBody(lineToWrite, String.class);
    }

}