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Routes.java
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Routes.java
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/*
* 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.camel.example;
import org.apache.camel.Exchange;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.model.dataformat.BindyType;
import org.apache.camel.processor.aggregate.GroupedBodyAggregationStrategy;
public class Routes extends RouteBuilder {
@Override
public void configure() throws Exception {
// Generate some book objects with random data
from("timer:generateBooks?period={{timer.period}}&delay={{timer.delay}}")
.log("Generating randomized books CSV data")
.process("bookGenerator")
// Marshal each book to CSV format
.marshal().bindy(BindyType.Csv, Book.class)
// Write CSV data to file
.to("file:{{csv.location}}");
// Consume book CSV files
from("file:{{csv.location}}?delay=1000")
.log("Reading books CSV data from ${header.CamelFileName}")
.unmarshal().bindy(BindyType.Csv, Book.class)
.split(body())
.to("direct:aggregateBooks");
// Aggregate books based on their genre
from("direct:aggregateBooks")
.setHeader("BookGenre", simple("${body.genre}"))
.aggregate(simple("${body.genre}"), new GroupedBodyAggregationStrategy()).completionInterval(5000)
.log("Processed ${header.CamelAggregatedSize} books for genre '${header.BookGenre}'")
.to("seda:processed");
from("seda:processed")
// Marshal books back to CSV format
.marshal().bindy(BindyType.Csv, Book.class)
.setHeader(Exchange.FILE_NAME, simple("books-${header.BookGenre}-${exchangeId}.csv"))
// Send aggregated book genre CSV files to an FTP host
.to("sftp://{{ftp.username}}@{{ftp.host}}:{{ftp.port}}/uploads/books?password={{ftp.password}}")
.log("Uploaded ${header.CamelFileName}");
}
}