Package org.apache.hadoop.io

Examples of org.apache.hadoop.io.NullWritable

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        final Path file = new Path(new File("target/test/test-camel-long").getAbsolutePath());
        Configuration conf = new Configuration();
        FileSystem fs1 = FileSystem.get(file.toUri(), conf);
        SequenceFile.Writer writer = createWriter(fs1, conf, file, NullWritable.class, LongWritable.class);
        NullWritable keyWritable = NullWritable.get();
        LongWritable valueWritable = new LongWritable();
        long value = 31415926535L;
        valueWritable.set(value);
        writer.append(keyWritable, valueWritable);
        writer.sync();
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        final Path file = new Path(new File("target/test/test-camel-bytes").getAbsolutePath());
        Configuration conf = new Configuration();
        FileSystem fs1 = FileSystem.get(file.toUri(), conf);
        SequenceFile.Writer writer = createWriter(fs1, conf, file, NullWritable.class, BytesWritable.class);
        NullWritable keyWritable = NullWritable.get();
        BytesWritable valueWritable = new BytesWritable();
        String value = "CIAO!";
        valueWritable.set(value.getBytes(), 0, value.getBytes().length);
        writer.append(keyWritable, valueWritable);
        writer.sync();
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        final Path file = new Path(new File("target/test/test-camel-string").getAbsolutePath());
        Configuration conf = new Configuration();
        FileSystem fs1 = FileSystem.get(file.toUri(), conf);
        SequenceFile.Writer writer = createWriter(fs1, conf, file, NullWritable.class, Text.class);
        NullWritable keyWritable = NullWritable.get();
        Text valueWritable = new Text();
        String value = "CIAO!";
        valueWritable.set(value);
        writer.append(keyWritable, valueWritable);
        writer.sync();
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        final Path file = new Path(new File("target/test/test-camel-string").getAbsolutePath());
        org.apache.hadoop.conf.Configuration conf = new org.apache.hadoop.conf.Configuration();
        FileSystem fs1 = FileSystem.get(file.toUri(), conf);
        SequenceFile.Writer writer = createWriter(fs1, conf, file, NullWritable.class, Text.class);
        NullWritable keyWritable = NullWritable.get();
        Text valueWritable = new Text();
        String value = "CIAO!";
        valueWritable.set(value);
        writer.append(keyWritable, valueWritable);
        writer.sync();
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        final Path file = new Path(new File("target/test/test-camel-boolean").getAbsolutePath());
        Configuration conf = new Configuration();
        FileSystem fs1 = FileSystem.get(file.toUri(), conf);
        SequenceFile.Writer writer = createWriter(fs1, conf, file, NullWritable.class, BooleanWritable.class);
        NullWritable keyWritable = NullWritable.get();
        BooleanWritable valueWritable = new BooleanWritable();
        valueWritable.set(true);
        writer.append(keyWritable, valueWritable);
        writer.sync();
        writer.close();
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        final Path file = new Path(new File("target/test/test-camel-byte").getAbsolutePath());
        Configuration conf = new Configuration();
        FileSystem fs1 = FileSystem.get(file.toUri(), conf);
        SequenceFile.Writer writer = createWriter(fs1, conf, file, NullWritable.class, ByteWritable.class);
        NullWritable keyWritable = NullWritable.get();
        ByteWritable valueWritable = new ByteWritable();
        byte value = 3;
        valueWritable.set(value);
        writer.append(keyWritable, valueWritable);
        writer.sync();
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        final Path file = new Path(new File("target/test/test-camel-float").getAbsolutePath());
        Configuration conf = new Configuration();
        FileSystem fs1 = FileSystem.get(file.toUri(), conf);
        SequenceFile.Writer writer = createWriter(fs1, conf, file, NullWritable.class, FloatWritable.class);
        NullWritable keyWritable = NullWritable.get();
        FloatWritable valueWritable = new FloatWritable();
        float value = 3.1415926535f;
        valueWritable.set(value);
        writer.append(keyWritable, valueWritable);
        writer.sync();
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        }
        final Path file = new Path(new File("target/test/test-camel-double").getAbsolutePath());
        Configuration conf = new Configuration();
        FileSystem fs1 = FileSystem.get(file.toUri(), conf);
        SequenceFile.Writer writer = createWriter(fs1, conf, file, NullWritable.class, DoubleWritable.class);
        NullWritable keyWritable = NullWritable.get();
        DoubleWritable valueWritable = new DoubleWritable();
        double value = 3.1415926535;
        valueWritable.set(value);
        writer.append(keyWritable, valueWritable);
        writer.sync();
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        final Path file = new Path(new File("target/test/test-camel-int").getAbsolutePath());
        Configuration conf = new Configuration();
        FileSystem fs1 = FileSystem.get(file.toUri(), conf);
        SequenceFile.Writer writer = createWriter(fs1, conf, file, NullWritable.class, IntWritable.class);
        NullWritable keyWritable = NullWritable.get();
        IntWritable valueWritable = new IntWritable();
        int value = 314159265;
        valueWritable.set(value);
        writer.append(keyWritable, valueWritable);
        writer.sync();
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        final Path file = new Path(new File("target/test/test-camel-long").getAbsolutePath());
        Configuration conf = new Configuration();
        FileSystem fs1 = FileSystem.get(file.toUri(), conf);
        SequenceFile.Writer writer = createWriter(fs1, conf, file, NullWritable.class, LongWritable.class);
        NullWritable keyWritable = NullWritable.get();
        LongWritable valueWritable = new LongWritable();
        long value = 31415926535L;
        valueWritable.set(value);
        writer.append(keyWritable, valueWritable);
        writer.sync();
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