Examples with SingleColumnValueFilter org.apache.hadoop.hbase.filter.SingleColumnValueFilter used on opensource projects

Example 41 with SingleColumnValueFilter

use of org.apache.hadoop.hbase.filter.SingleColumnValueFilter in project phoenix by apache.

the class MetaDataEndpointImpl method findChildViews_4_11.

private TableViewFinder findChildViews_4_11(Region region, byte[] tenantId, byte[] schemaName, byte[] tableName) throws IOException {
    Scan scan = new Scan();
    byte[] startRow = SchemaUtil.getTableKey(tenantId, schemaName, tableName);
    byte[] stopRow = ByteUtil.nextKey(startRow);
    scan.setStartRow(startRow);
    scan.setStopRow(stopRow);
    SingleColumnValueFilter linkFilter = new SingleColumnValueFilter(TABLE_FAMILY_BYTES, LINK_TYPE_BYTES, CompareOp.EQUAL, CHILD_TABLE_BYTES);
    linkFilter.setFilterIfMissing(true);
    scan.setFilter(linkFilter);
    scan.addColumn(TABLE_FAMILY_BYTES, LINK_TYPE_BYTES);
    scan.addColumn(TABLE_FAMILY_BYTES, PARENT_TENANT_ID_BYTES);
    // These deprecated calls work around the issue
    try (HTableInterface hTable = ServerUtil.getHTableForCoprocessorScan(env, region.getTableDesc().getTableName().getName())) {
        boolean allViewsInCurrentRegion = true;
        int numOfChildViews = 0;
        List<ViewInfo> viewInfoList = Lists.newArrayList();
        try (ResultScanner scanner = hTable.getScanner(scan)) {
            for (Result result = scanner.next(); (result != null); result = scanner.next()) {
                numOfChildViews++;
                ImmutableBytesWritable ptr = new ImmutableBytesWritable();
                ResultTuple resultTuple = new ResultTuple(result);
                resultTuple.getKey(ptr);
                byte[] key = ptr.copyBytes();
                if (checkTableKeyInRegion(key, region) != null) {
                    allViewsInCurrentRegion = false;
                }
                byte[][] rowViewKeyMetaData = new byte[5][];
                getVarChars(result.getRow(), 5, rowViewKeyMetaData);
                byte[] viewTenantId = rowViewKeyMetaData[PhoenixDatabaseMetaData.COLUMN_NAME_INDEX];
                byte[] viewSchemaName = SchemaUtil.getSchemaNameFromFullName(rowViewKeyMetaData[PhoenixDatabaseMetaData.FAMILY_NAME_INDEX]).getBytes();
                byte[] viewName = SchemaUtil.getTableNameFromFullName(rowViewKeyMetaData[PhoenixDatabaseMetaData.FAMILY_NAME_INDEX]).getBytes();
                viewInfoList.add(new ViewInfo(viewTenantId, viewSchemaName, viewName));
            }
            TableViewFinder tableViewFinderResult = new TableViewFinder(viewInfoList);
            if (numOfChildViews > 0 && !allViewsInCurrentRegion) {
                tableViewFinderResult.setAllViewsNotInSingleRegion();
            }
            return tableViewFinderResult;
        }
    }
}

Example 42 with SingleColumnValueFilter

use of org.apache.hadoop.hbase.filter.SingleColumnValueFilter in project cdap by caskdata.

the class HBase96QueueConsumer method createStateFilter.

/**
 * Creates a HBase filter that will filter out rows with state column state = PROCESSED (ignoring transaction).
 */
private Filter createStateFilter() {
    byte[] processedMask = new byte[Ints.BYTES * 2 + 1];
    processedMask[processedMask.length - 1] = ConsumerEntryState.PROCESSED.getState();
    return new SingleColumnValueFilter(QueueEntryRow.COLUMN_FAMILY, stateColumnName, CompareFilter.CompareOp.NOT_EQUAL, new BitComparator(processedMask, BitComparator.BitwiseOp.AND));
}

Example 43 with SingleColumnValueFilter

use of org.apache.hadoop.hbase.filter.SingleColumnValueFilter in project cdap by caskdata.

the class HBase11QueueConsumer method createStateFilter.

/**
 * Creates a HBase filter that will filter out rows with state column state = PROCESSED (ignoring transaction).
 */
private Filter createStateFilter() {
    byte[] processedMask = new byte[Ints.BYTES * 2 + 1];
    processedMask[processedMask.length - 1] = ConsumerEntryState.PROCESSED.getState();
    return new SingleColumnValueFilter(QueueEntryRow.COLUMN_FAMILY, stateColumnName, CompareFilter.CompareOp.NOT_EQUAL, new BitComparator(processedMask, BitComparator.BitwiseOp.AND));
}

Example 44 with SingleColumnValueFilter

use of org.apache.hadoop.hbase.filter.SingleColumnValueFilter in project cdap by caskdata.

the class HBase10QueueConsumer method createStateFilter.

/**
 * Creates a HBase filter that will filter out rows with state column state = PROCESSED (ignoring transaction).
 */
private Filter createStateFilter() {
    byte[] processedMask = new byte[Ints.BYTES * 2 + 1];
    processedMask[processedMask.length - 1] = ConsumerEntryState.PROCESSED.getState();
    return new SingleColumnValueFilter(QueueEntryRow.COLUMN_FAMILY, stateColumnName, CompareFilter.CompareOp.NOT_EQUAL, new BitComparator(processedMask, BitComparator.BitwiseOp.AND));
}

Example 45 with SingleColumnValueFilter

use of org.apache.hadoop.hbase.filter.SingleColumnValueFilter in project cdap by caskdata.

the class HBase12CDH570QueueConsumer method createStateFilter.

/**
 * Creates a HBase filter that will filter out rows with state column state = PROCESSED (ignoring transaction).
 */
private Filter createStateFilter() {
    byte[] processedMask = new byte[Ints.BYTES * 2 + 1];
    processedMask[processedMask.length - 1] = ConsumerEntryState.PROCESSED.getState();
    return new SingleColumnValueFilter(QueueEntryRow.COLUMN_FAMILY, stateColumnName, CompareFilter.CompareOp.NOT_EQUAL, new BitComparator(processedMask, BitComparator.BitwiseOp.AND));
}