Examples with LiteralParseNode org.apache.phoenix.parse.LiteralParseNode used on opensource projects

Example 6 with LiteralParseNode

use of org.apache.phoenix.parse.LiteralParseNode in project phoenix by apache.

the class UpsertCompiler method getNodeForRowTimestampColumn.

private static LiteralParseNode getNodeForRowTimestampColumn(PColumn col) {
    PDataType type = col.getDataType();
    long dummyValue = 0L;
    if (type.isCoercibleTo(PTimestamp.INSTANCE)) {
        return new LiteralParseNode(new Timestamp(dummyValue), PTimestamp.INSTANCE);
    } else if (type == PLong.INSTANCE || type == PUnsignedLong.INSTANCE) {
        return new LiteralParseNode(dummyValue, PLong.INSTANCE);
    }
    throw new IllegalArgumentException();
}

Example 7 with LiteralParseNode

use of org.apache.phoenix.parse.LiteralParseNode in project phoenix by apache.

the class ListJarsQueryPlan method iterator.

@Override
public ResultIterator iterator(ParallelScanGrouper scanGrouper) throws SQLException {
    return new ResultIterator() {

        private RemoteIterator<LocatedFileStatus> listFiles = null;

        @Override
        public void close() throws SQLException {
        }

        @Override
        public Tuple next() throws SQLException {
            try {
                if (first) {
                    String dynamicJarsDir = stmt.getConnection().getQueryServices().getProps().get(QueryServices.DYNAMIC_JARS_DIR_KEY);
                    if (dynamicJarsDir == null) {
                        throw new SQLException(QueryServices.DYNAMIC_JARS_DIR_KEY + " is not configured for the listing the jars.");
                    }
                    dynamicJarsDir = dynamicJarsDir.endsWith("/") ? dynamicJarsDir : dynamicJarsDir + '/';
                    Configuration conf = HBaseFactoryProvider.getConfigurationFactory().getConfiguration();
                    Path dynamicJarsDirPath = new Path(dynamicJarsDir);
                    FileSystem fs = dynamicJarsDirPath.getFileSystem(conf);
                    listFiles = fs.listFiles(dynamicJarsDirPath, true);
                    first = false;
                }
                if (listFiles == null || !listFiles.hasNext())
                    return null;
                ImmutableBytesWritable ptr = new ImmutableBytesWritable();
                ParseNodeFactory factory = new ParseNodeFactory();
                LiteralParseNode literal = factory.literal(listFiles.next().getPath().toString());
                LiteralExpression expression = LiteralExpression.newConstant(literal.getValue(), PVarchar.INSTANCE, Determinism.ALWAYS);
                expression.evaluate(null, ptr);
                byte[] rowKey = ByteUtil.copyKeyBytesIfNecessary(ptr);
                Cell cell = CellUtil.createCell(rowKey, HConstants.EMPTY_BYTE_ARRAY, HConstants.EMPTY_BYTE_ARRAY, EnvironmentEdgeManager.currentTimeMillis(), Type.Put.getCode(), HConstants.EMPTY_BYTE_ARRAY);
                List<Cell> cells = new ArrayList<Cell>(1);
                cells.add(cell);
                return new ResultTuple(Result.create(cells));
            } catch (IOException e) {
                throw new SQLException(e);
            }
        }

        @Override
        public void explain(List<String> planSteps) {
        }
    };
}