Example usage for org.apache.lucene.util.packed BlockPackedWriter BlockPackedWriter

Introduction

In this page you can find the example usage for org.apache.lucene.util.packed BlockPackedWriter BlockPackedWriter.

Prototype

public BlockPackedWriter(DataOutput out, int blockSize) 

Source Link

Document

Sole constructor.

Usage

From source file:org.apache.blur.lucene.codec.DiskDocValuesConsumer.java

License:Apache License

@Override
public void addNumericField(FieldInfo field, Iterable<Number> values) throws IOException {
    long count = 0;
    for (@SuppressWarnings("unused")
    Number nv : values) {/*from  w w w  .j  av a 2 s . c o m*/
        ++count;
    }

    meta.writeVInt(field.number);
    meta.writeByte(DiskDocValuesFormat.NUMERIC);
    meta.writeVInt(PackedInts.VERSION_CURRENT);
    meta.writeLong(data.getFilePointer());
    meta.writeVLong(count);
    meta.writeVInt(BLOCK_SIZE);

    final BlockPackedWriter writer = new BlockPackedWriter(data, BLOCK_SIZE);
    for (Number nv : values) {
        writer.add(nv.longValue());
    }
    writer.finish();
}

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From source file:org.yipeng.test.util.packed.TestPackedInts.java

License:Apache License

@Test
public void testBlockReader() throws IOException {
    String path = "E:/yipeng/my_lucene/index_dir/packedints";
    Directory dir = FSDirectory.open(Paths.get(path));
    final IndexOutput out = dir.createOutput("out.bin", IOContext.DEFAULT);
    final BlockPackedWriter writer = new BlockPackedWriter(out, 128);
    writer.add(2);/*from   ww  w.j  av  a2 s  .c  o  m*/
    writer.add(4);
    writer.add(2 << 3);
    writer.add(2 << 4);
    writer.add(2 << 5);
    writer.add(2 << 6);
    writer.add(2 << 7);
    writer.add(2 << 8);
    writer.add(2 << 9);
    writer.finish();
    out.close();
}

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