Java Code Examples for org.apache.hadoop.hbase.protobuf.generated.ClientProtos#Scan

The following examples show how to use org.apache.hadoop.hbase.protobuf.generated.ClientProtos#Scan . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: PhoenixInputSplit.java    From phoenix with Apache License 2.0 5 votes vote down vote up
@Override
public void readFields(DataInput input) throws IOException {
    int count = WritableUtils.readVInt(input);
    scans = Lists.newArrayListWithExpectedSize(count);
    for (int i = 0; i < count; i++) {
        byte[] protoScanBytes = new byte[WritableUtils.readVInt(input)];
        input.readFully(protoScanBytes);
        ClientProtos.Scan protoScan = ClientProtos.Scan.parseFrom(protoScanBytes);
        Scan scan = ProtobufUtil.toScan(protoScan);
        scans.add(scan);
    }
    init();
}
 
Example 2
Source File: PhoenixInputSplit.java    From phoenix with Apache License 2.0 5 votes vote down vote up
@Override
public void write(DataOutput output) throws IOException {
    Preconditions.checkNotNull(scans);
    WritableUtils.writeVInt(output, scans.size());
    for (Scan scan : scans) {
        ClientProtos.Scan protoScan = ProtobufUtil.toScan(scan);
        byte[] protoScanBytes = protoScan.toByteArray();
        WritableUtils.writeVInt(output, protoScanBytes.length);
        output.write(protoScanBytes);
    }
}
 
Example 3
Source File: PhoenixInputSplit.java    From phoenix with Apache License 2.0 5 votes vote down vote up
@Override
public void readFields(DataInput input) throws IOException {
    regionLocation = WritableUtils.readString(input);
    regionSize = WritableUtils.readVLong(input);
    int count = WritableUtils.readVInt(input);
    scans = Lists.newArrayListWithExpectedSize(count);
    for (int i = 0; i < count; i++) {
        byte[] protoScanBytes = new byte[WritableUtils.readVInt(input)];
        input.readFully(protoScanBytes);
        ClientProtos.Scan protoScan = ClientProtos.Scan.parseFrom(protoScanBytes);
        Scan scan = ProtobufUtil.toScan(protoScan);
        scans.add(scan);
    }
    init();
}
 
Example 4
Source File: PhoenixInputSplit.java    From phoenix with Apache License 2.0 5 votes vote down vote up
@Override
public void write(DataOutput output) throws IOException {
    WritableUtils.writeString(output, regionLocation);
    WritableUtils.writeVLong(output, regionSize);

    Preconditions.checkNotNull(scans);
    WritableUtils.writeVInt(output, scans.size());
    for (Scan scan : scans) {
        ClientProtos.Scan protoScan = ProtobufUtil.toScan(scan);
        byte[] protoScanBytes = protoScan.toByteArray();
        WritableUtils.writeVInt(output, protoScanBytes.length);
        output.write(protoScanBytes);
    }
}
 
Example 5
Source File: HOperationFactory.java    From spliceengine with GNU Affero General Public License v3.0 5 votes vote down vote up
@Override
public DataScan readScan(ObjectInput in) throws IOException{
    byte[] bytes = new byte[in.readInt()];
    in.readFully(bytes);
    ClientProtos.Scan scan=ClientProtos.Scan.parseFrom(bytes);
    return new HScan(ProtobufUtil.toScan(scan));
}
 
Example 6
Source File: TableScannerBuilderTest.java    From spliceengine with GNU Affero General Public License v3.0 5 votes vote down vote up
@Override
protected DataScan readScan(ObjectInput in) throws IOException{
    byte[] bytes = new byte[in.readInt()];
    in.readFully(bytes);
    ClientProtos.Scan scan=ClientProtos.Scan.parseFrom(bytes);
    return new HScan(ProtobufUtil.toScan(scan));
}
 
Example 7
Source File: HfileBulkExporter.java    From super-cloudops with Apache License 2.0 4 votes vote down vote up
/**
 * Setup scan condition if necessary.
 * 
 * @param conf
 * @param line
 * @throws IOException
 */
public static void setScanIfNecessary(Configuration conf, CommandLine line) throws IOException {
	String startRow = line.getOptionValue("startRow");
	String endRow = line.getOptionValue("endRow");
	String startTime = line.getOptionValue("startTime");
	String endTime = line.getOptionValue("endTime");

	boolean enabledScan = false;
	Scan scan = new Scan();
	// Row
	if (isNotBlank(startRow)) {
		conf.set(TableInputFormat.SCAN_ROW_START, startRow);
		scan.setStartRow(Bytes.toBytes(startRow));
		enabledScan = true;
	}
	if (isNotBlank(endRow)) {
		Assert2.hasText(startRow, "Argument for startRow and endRow are used simultaneously");
		conf.set(TableInputFormat.SCAN_ROW_STOP, endRow);
		scan.setStopRow(Bytes.toBytes(endRow));
		enabledScan = true;
	}

	// Row TimeStamp
	if (isNotBlank(startTime) && isNotBlank(endTime)) {
		conf.set(TableInputFormat.SCAN_TIMERANGE_START, startTime);
		conf.set(TableInputFormat.SCAN_TIMERANGE_END, endTime);
		try {
			Timestamp stime = new Timestamp(Long.parseLong(startTime));
			Timestamp etime = new Timestamp(Long.parseLong(endTime));
			scan.setTimeRange(stime.getTime(), etime.getTime());
			enabledScan = true;
		} catch (Exception e) {
			throw new IllegalArgumentException(String.format("Illegal startTime(%s) and endTime(%s)", startTime, endTime), e);
		}
	}

	if (enabledScan) {
		ClientProtos.Scan proto = ProtobufUtil.toScan(scan);
		log.info("All other SCAN configuration are ignored if\n"
				+ "		 * this is specified.See TableMapReduceUtil.convertScanToString(Scan)\n"
				+ "		 * for more details.");
		conf.set(TableInputFormat.SCAN, Base64.encodeBytes(proto.toByteArray()));
	}
}
 
Example 8
Source File: ProtoBufConverter.java    From Eagle with Apache License 2.0 4 votes vote down vote up
public static ClientProtos.Scan toPBScan(Scan scan) throws IOException {
    return ProtobufUtil.toScan(scan);
}
 
Example 9
Source File: ProtoBufConverter.java    From eagle with Apache License 2.0 4 votes vote down vote up
public static Scan fromPBScan(ClientProtos.Scan scan) throws IOException {
    return ProtobufUtil.toScan(scan);
}
 
Example 10
Source File: ProtoBufConverter.java    From eagle with Apache License 2.0 4 votes vote down vote up
public static ClientProtos.Scan toPBScan(Scan scan) throws IOException {
    return ProtobufUtil.toScan(scan);
}
 
Example 11
Source File: IndexTool.java    From hgraphdb with Apache License 2.0 2 votes vote down vote up
/**
 * Writes the given scan into a Base64 encoded string.
 *
 * @param scan  The scan to write out.
 * @return The scan saved in a Base64 encoded string.
 * @throws IOException When writing the scan fails.
 */
static String convertScanToString(Scan scan) throws IOException {
    ClientProtos.Scan proto = ProtobufUtil.toScan(scan);
    return Base64.encodeBytes(proto.toByteArray());
}
 
Example 12
Source File: ProtoBufConverter.java    From Eagle with Apache License 2.0 2 votes vote down vote up
/**
 *
 * @param scan
 * @return
 */
public static Scan fromPBScan(ClientProtos.Scan scan) throws IOException {
    return ProtobufUtil.toScan(scan);
}
 
Example 13
Source File: SpliceTableMapReduceUtil.java    From spliceengine with GNU Affero General Public License v3.0 2 votes vote down vote up
/**
 * Converts the given Base64 string back into a Scan instance.
 *
 * @param base64  The scan details.
 * @return The newly created Scan instance.
 * @throws IOException When reading the scan instance fails.
 */
public static Scan convertStringToScan(String base64) throws IOException{
    byte[] bytes= Base64.getDecoder().decode(base64);
    ClientProtos.Scan scan=ClientProtos.Scan.parseFrom(bytes);
    return ProtobufUtil.toScan(scan);
}