CamelJmsToFileDemo

最新推荐文章于 2020-11-07 13:34:03 发布

iteye_10285

最新推荐文章于 2020-11-07 13:34:03 发布

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分类专栏： Apache Camel 文章标签： Camel

本文链接：https://blog.youkuaiyun.com/iteye_10285/article/details/82600672

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本文展示了一个使用Apache Camel进行文件处理的例子，包括从两个不同的目录读取.txt文件，并将它们移动到另一个目录中。此外，还展示了如何等待一段时间确保所有文件都已到达目标目录后再进行进一步处理。

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import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.Arrays;

import org.apache.camel.CamelContext;
import org.apache.camel.Exchange;
import org.apache.camel.Message;
import org.apache.camel.NoTypeConversionAvailableException;
import org.apache.camel.Processor;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.component.file.GenericFile;
import org.apache.camel.component.file.GenericFileConverter;
import org.apache.camel.impl.DefaultCamelContext;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.ssgx.calypso.processor.CompareProcessor;

public class CamelJmsToFileDemo {

public CamelJmsToFileDemo() {
}

private static int m = 0;
static Logger LOG = LoggerFactory.getLogger(CamelJmsToFileDemo.class);

/**
* @param args
* @throws Exception
*/
public static void main(String[] args) throws Exception {
CamelContext context = new DefaultCamelContext();
context.addRoutes(new RouteBuilder() {
public void configure() throws Exception {
//只处理.txt后缀结尾的文件
from("file://test1?include=.*\\.txt&delay=30000").to("file://test");
from("file://test2?include=.*\\.txt&delay=30000").to("file://test");
}
});
context.start();
context.addRoutes(new RouteBuilder() {
public void configure() throws Exception {
Thread.sleep(5000);
File file = new File("test");
System.out.println(" path=" + file.getAbsolutePath());

String[] strs = file.list();
InputStream is = new FileInputStream(new File("fileList/fileList.txt"));
BufferedReader reader = new BufferedReader(
new InputStreamReader(is));
String temp = null;
boolean all = true;//all file is ready
while ((temp = reader.readLine()) != null) {
System.out.println("neirong:" + temp);
for (int i = 0; i < strs.length; i++) {
System.out.println("strs[i]:" + strs[i]);
if (temp.equals(strs[i])) {
break;
}
if (temp != strs[i] && i == strs.length - 1) {
all = false;
}
}
}
System.out.println("all:" + all);
if (all) {
from("file://test").process(new CompareProcessor());
}
}
});
// context.addRoutes(new TimerRouteBuilder());
Thread.sleep(5000);

context.stop();
}

}