Java tutorial
/* * Copyright 2009-2015 DigitalGlobe, Inc. * * Licensed 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.mrgeo.mapreduce.ingestvector; import org.apache.hadoop.fs.Path; import org.apache.hadoop.io.LongWritable; import org.apache.hadoop.mapreduce.InputSplit; import org.apache.hadoop.mapreduce.JobContext; import org.apache.hadoop.mapreduce.RecordReader; import org.apache.hadoop.mapreduce.TaskAttemptContext; import org.apache.hadoop.mapreduce.lib.input.FileInputFormat; import org.mrgeo.mapreduce.GeometryWritable; import java.io.IOException; public class IngestVectorGeometryInputFormat extends FileInputFormat<LongWritable, GeometryWritable> { public IngestVectorGeometryInputFormat() { } @Override public RecordReader<LongWritable, GeometryWritable> createRecordReader(InputSplit split, TaskAttemptContext context) throws IOException, InterruptedException { final RecordReader<LongWritable, GeometryWritable> reader = new IngestVectorRecordReader(); reader.initialize(split, context); return reader; } @Override protected boolean isSplitable(final JobContext context, final Path filename) { return false; } }