Example usage for java.io DataInput readLong

Introduction

In this page you can find the example usage for java.io DataInput readLong.

Prototype

long readLong() throws IOException;

Source Link

Document

Reads eight input bytes and returns a long value.

Usage

From source file:parquet.hadoop.ParquetInputSplit.java

private BlockMetaData readBlock(DataInput in) throws IOException {
    final BlockMetaData block = new BlockMetaData();
    int size = in.readInt();
    for (int i = 0; i < size; i++) {
        block.addColumn(readColumn(in));
    }//from w  w  w .  j a  v  a 2s . co m
    block.setRowCount(in.readLong());
    block.setTotalByteSize(in.readLong());
    if (!in.readBoolean()) {
        block.setPath(in.readUTF().intern());
    }
    return block;
}

From source file:parquet.hadoop.ParquetInputSplit.java

private ColumnChunkMetaData readColumn(DataInput in) throws IOException {
    CompressionCodecName codec = CompressionCodecName.values()[in.readInt()];
    String[] columnPath = new String[in.readInt()];
    for (int i = 0; i < columnPath.length; i++) {
        columnPath[i] = in.readUTF().intern();
    }//from w  ww  .j  av a 2s.com
    PrimitiveTypeName type = PrimitiveTypeName.values()[in.readInt()];
    int encodingsSize = in.readInt();
    Set<Encoding> encodings = new HashSet<Encoding>(encodingsSize);
    for (int i = 0; i < encodingsSize; i++) {
        encodings.add(Encoding.values()[in.readInt()]);
    }
    ColumnChunkMetaData column = ColumnChunkMetaData.get(ColumnPath.get(columnPath), type, codec, encodings,
            in.readLong(), in.readLong(), in.readLong(), in.readLong(), in.readLong());
    return column;
}