Start line:  
End line:  

Snippet Preview

Snippet HTML Code

Stack Overflow Questions
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 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.mahout.classifier.bayes.mapreduce.common;
import  org.apache.hadoop.fs.FileSystem;
import  org.apache.hadoop.fs.Path;
import  org.apache.hadoop.mapred.FileInputFormat;
import  org.apache.hadoop.mapred.FileOutputFormat;
import  org.apache.hadoop.mapred.JobClient;
import  org.apache.hadoop.mapred.JobConf;
import  org.apache.hadoop.mapred.KeyValueTextInputFormat;
Create and run the Bayes Feature Reader Step.
public class BayesFeatureDriver implements BayesJob {
  private static final Logger log = LoggerFactory.getLogger(BayesFeatureDriver.class);

Run the job

input the input pathname String
output the output pathname String
  public void runJob(String inputString outputBayesParameters paramsthrows IOException {
    JobClient client = new JobClient();
    JobConf conf = new JobConf(BayesFeatureDriver.class);
    conf.setJobName("Bayes Feature Driver running over input: " +  input);
    FileInputFormat.setInputPaths(confnew Path(input));
    Path outPath = new Path(output);
    // this conf parameter needs to be set enable serialisation of conf values
    FileSystem dfs = FileSystem.get(outPath.toUri(), conf);
    if (dfs.exists(outPath)) {
New to GrepCode? Check out our FAQ X