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package mobvista.dmp.datasource.adn.mapreduce;
import mobvista.dmp.util.MRUtils;
import org.apache.commons.lang3.StringUtils;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.io.LongWritable;
import org.apache.hadoop.io.NullWritable;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.io.compress.GzipCodec;
import org.apache.hadoop.mapreduce.Job;
import org.apache.hadoop.mapreduce.Mapper;
import org.apache.hadoop.mapreduce.lib.input.FileInputFormat;
import org.apache.hadoop.mapreduce.lib.output.FileOutputFormat;
import org.apache.hadoop.util.GenericOptionsParser;
import java.io.IOException;
import java.util.regex.Pattern;
/**
* Created by Administrator on 2017/6/12 0012.
*/
public class AdnClickDailyMR {
public static void main(String[] args) {
int exitCode = 0;
try {
Configuration conf = new Configuration();
conf.set("mapreduce.map.speculative", "true");
conf.set("mapreduce.reduce.speculative", "true");
conf.set("mapreduce.task.io.sort.mb", "500");
conf.set("mapreduce.reduce.java.opts", "-Xmx1536m");
conf.set("mapreduce.reduce.memory.mb", "2048");
conf.set("mapreduce.reduce.shuffle.parallelcopies", "50");
String[] otherArgs = new GenericOptionsParser(conf, args).getRemainingArgs();
Job job = Job.getInstance(conf, "AdnClickDailyMR");
job.setJarByClass(AdnClickDailyMR.class);
job.setNumReduceTasks(10);
FileOutputFormat.setCompressOutput(job, true);
FileOutputFormat.setOutputCompressorClass(job, GzipCodec.class);
job.setMapperClass(AdnClickDailyMapper.class);
job.setOutputKeyClass(Text.class);
job.setOutputValueClass(NullWritable.class);
FileInputFormat.addInputPath(job, new Path(otherArgs[0]));
FileOutputFormat.setOutputPath(job, new Path(otherArgs[1]));
exitCode = job.waitForCompletion(true) ? 0 : 1;
} catch (Exception e) {
exitCode = -1;
e.printStackTrace();
} finally {
System.exit(exitCode);
}
}
public static class AdnClickDailyMapper extends Mapper<LongWritable, Text, Text, NullWritable> {
private Pattern idPtn = Pattern.compile("0*-0*-0*-0*-0*");
private static Pattern splitPtn = Pattern.compile("-");
private final Text outKey = new Text();
public void map(LongWritable key, Text value, Context context) throws IOException, InterruptedException {
String line = value.toString();
String[] array = MRUtils.SPLITTER.split(line, -1);
if (array.length > 44) {
String requestId = array[33];
String campaignId = array[7];
String gaid = array[42];
String idfa = array[43];
String platform = array[13];
if (requestId.equals("0") || campaignId.length() < 2) {
return;
}
String extSysid = "";
if (array.length >= 118) {
extSysid = array[117];
}
String devIdType = GetDevIdUtil.getIdByIdAndPlatform(gaid, idfa, extSysid, platform);
if (StringUtils.isNotBlank(devIdType)) {
outKey.set(MRUtils.JOINER.join(devIdType, requestId, campaignId, platform));
context.write(outKey, NullWritable.get());
}
/*
if (!idPtn.matcher(gaid).matches() && splitPtn.split(gaid).length == 5) {
outKey.set(MRUtils.JOINER.join(gaid, "gaid", requestId, campaignId, paltform));
context.write(outKey, NullWritable.get());
}
if (!idPtn.matcher(idfa).matches() && splitPtn.split(idfa).length == 5) {
outKey.set(MRUtils.JOINER.join(idfa, "idfa", requestId, campaignId, paltform));
context.write(outKey, NullWritable.get());
}
*/
} else {
context.getCounter("DMP", "col_num_error").increment(1L);
}
}
}
}