Examples with DoubleObjectInspector org.apache.hadoop.hive.serde2.objectinspector.primitive.DoubleObjectInspector used on opensource projects

Example 6 with DoubleObjectInspector

use of org.apache.hadoop.hive.serde2.objectinspector.primitive.DoubleObjectInspector in project hive by apache.

the class JsonSerDe method buildJSONString.

// TODO : code section copied over from SerDeUtils because of non-standard json production there
// should use quotes for all field names. We should fix this there, and then remove this copy.
// See http://jackson.codehaus.org/1.7.3/javadoc/org/codehaus/jackson/JsonParser.Feature.html#ALLOW_UNQUOTED_FIELD_NAMES
// for details - trying to enable Jackson to ignore that doesn't seem to work(compilation failure
// when attempting to use that feature, so having to change the production itself.
// Also, throws IOException when Binary is detected.
private static void buildJSONString(StringBuilder sb, Object o, ObjectInspector oi) throws IOException {
    switch(oi.getCategory()) {
        case PRIMITIVE:
            {
                PrimitiveObjectInspector poi = (PrimitiveObjectInspector) oi;
                if (o == null) {
                    sb.append("null");
                } else {
                    switch(poi.getPrimitiveCategory()) {
                        case BOOLEAN:
                            {
                                boolean b = ((BooleanObjectInspector) poi).get(o);
                                sb.append(b ? "true" : "false");
                                break;
                            }
                        case BYTE:
                            {
                                sb.append(((ByteObjectInspector) poi).get(o));
                                break;
                            }
                        case SHORT:
                            {
                                sb.append(((ShortObjectInspector) poi).get(o));
                                break;
                            }
                        case INT:
                            {
                                sb.append(((IntObjectInspector) poi).get(o));
                                break;
                            }
                        case LONG:
                            {
                                sb.append(((LongObjectInspector) poi).get(o));
                                break;
                            }
                        case FLOAT:
                            {
                                sb.append(((FloatObjectInspector) poi).get(o));
                                break;
                            }
                        case DOUBLE:
                            {
                                sb.append(((DoubleObjectInspector) poi).get(o));
                                break;
                            }
                        case STRING:
                            {
                                String s = SerDeUtils.escapeString(((StringObjectInspector) poi).getPrimitiveJavaObject(o));
                                appendWithQuotes(sb, s);
                                break;
                            }
                        case BINARY:
                            byte[] b = ((BinaryObjectInspector) oi).getPrimitiveJavaObject(o);
                            Text txt = new Text();
                            txt.set(b, 0, b.length);
                            appendWithQuotes(sb, SerDeUtils.escapeString(txt.toString()));
                            break;
                        case DATE:
                            Date d = ((DateObjectInspector) poi).getPrimitiveJavaObject(o);
                            appendWithQuotes(sb, d.toString());
                            break;
                        case TIMESTAMP:
                            {
                                Timestamp t = ((TimestampObjectInspector) poi).getPrimitiveJavaObject(o);
                                appendWithQuotes(sb, t.toString());
                                break;
                            }
                        case DECIMAL:
                            sb.append(((HiveDecimalObjectInspector) poi).getPrimitiveJavaObject(o));
                            break;
                        case VARCHAR:
                            {
                                String s = SerDeUtils.escapeString(((HiveVarcharObjectInspector) poi).getPrimitiveJavaObject(o).toString());
                                appendWithQuotes(sb, s);
                                break;
                            }
                        case CHAR:
                            {
                                // this should use HiveChar.getPaddedValue() but it's protected; currently (v0.13)
                                // HiveChar.toString() returns getPaddedValue()
                                String s = SerDeUtils.escapeString(((HiveCharObjectInspector) poi).getPrimitiveJavaObject(o).toString());
                                appendWithQuotes(sb, s);
                                break;
                            }
                        default:
                            throw new RuntimeException("Unknown primitive type: " + poi.getPrimitiveCategory());
                    }
                }
                break;
            }
        case LIST:
            {
                ListObjectInspector loi = (ListObjectInspector) oi;
                ObjectInspector listElementObjectInspector = loi.getListElementObjectInspector();
                List<?> olist = loi.getList(o);
                if (olist == null) {
                    sb.append("null");
                } else {
                    sb.append(SerDeUtils.LBRACKET);
                    for (int i = 0; i < olist.size(); i++) {
                        if (i > 0) {
                            sb.append(SerDeUtils.COMMA);
                        }
                        buildJSONString(sb, olist.get(i), listElementObjectInspector);
                    }
                    sb.append(SerDeUtils.RBRACKET);
                }
                break;
            }
        case MAP:
            {
                MapObjectInspector moi = (MapObjectInspector) oi;
                ObjectInspector mapKeyObjectInspector = moi.getMapKeyObjectInspector();
                ObjectInspector mapValueObjectInspector = moi.getMapValueObjectInspector();
                Map<?, ?> omap = moi.getMap(o);
                if (omap == null) {
                    sb.append("null");
                } else {
                    sb.append(SerDeUtils.LBRACE);
                    boolean first = true;
                    for (Object entry : omap.entrySet()) {
                        if (first) {
                            first = false;
                        } else {
                            sb.append(SerDeUtils.COMMA);
                        }
                        Map.Entry<?, ?> e = (Map.Entry<?, ?>) entry;
                        StringBuilder keyBuilder = new StringBuilder();
                        buildJSONString(keyBuilder, e.getKey(), mapKeyObjectInspector);
                        String keyString = keyBuilder.toString().trim();
                        if ((!keyString.isEmpty()) && (keyString.charAt(0) != SerDeUtils.QUOTE)) {
                            appendWithQuotes(sb, keyString);
                        } else {
                            sb.append(keyString);
                        }
                        sb.append(SerDeUtils.COLON);
                        buildJSONString(sb, e.getValue(), mapValueObjectInspector);
                    }
                    sb.append(SerDeUtils.RBRACE);
                }
                break;
            }
        case STRUCT:
            {
                StructObjectInspector soi = (StructObjectInspector) oi;
                List<? extends StructField> structFields = soi.getAllStructFieldRefs();
                if (o == null) {
                    sb.append("null");
                } else {
                    sb.append(SerDeUtils.LBRACE);
                    for (int i = 0; i < structFields.size(); i++) {
                        if (i > 0) {
                            sb.append(SerDeUtils.COMMA);
                        }
                        appendWithQuotes(sb, structFields.get(i).getFieldName());
                        sb.append(SerDeUtils.COLON);
                        buildJSONString(sb, soi.getStructFieldData(o, structFields.get(i)), structFields.get(i).getFieldObjectInspector());
                    }
                    sb.append(SerDeUtils.RBRACE);
                }
                break;
            }
        case UNION:
            {
                UnionObjectInspector uoi = (UnionObjectInspector) oi;
                if (o == null) {
                    sb.append("null");
                } else {
                    sb.append(SerDeUtils.LBRACE);
                    sb.append(uoi.getTag(o));
                    sb.append(SerDeUtils.COLON);
                    buildJSONString(sb, uoi.getField(o), uoi.getObjectInspectors().get(uoi.getTag(o)));
                    sb.append(SerDeUtils.RBRACE);
                }
                break;
            }
        default:
            throw new RuntimeException("Unknown type in ObjectInspector!");
    }
}

Example 7 with DoubleObjectInspector

use of org.apache.hadoop.hive.serde2.objectinspector.primitive.DoubleObjectInspector in project hive by apache.

the class ColumnStatisticsObjTranslator method unpackStringStats.

private static void unpackStringStats(ObjectInspector oi, Object o, String fName, ColumnStatisticsObj statsObj) {
    if (fName.equals("countnulls")) {
        long v = ((LongObjectInspector) oi).get(o);
        statsObj.getStatsData().getStringStats().setNumNulls(v);
    } else if (fName.equals("numdistinctvalues")) {
        long v = ((LongObjectInspector) oi).get(o);
        statsObj.getStatsData().getStringStats().setNumDVs(v);
    } else if (fName.equals("avglength")) {
        double d = ((DoubleObjectInspector) oi).get(o);
        statsObj.getStatsData().getStringStats().setAvgColLen(d);
    } else if (fName.equals("maxlength")) {
        long v = ((LongObjectInspector) oi).get(o);
        statsObj.getStatsData().getStringStats().setMaxColLen(v);
    } else if (fName.equals("ndvbitvector")) {
        PrimitiveObjectInspector poi = (PrimitiveObjectInspector) oi;
        byte[] buf = ((BinaryObjectInspector) poi).getPrimitiveJavaObject(o);
        statsObj.getStatsData().getStringStats().setBitVectors(buf);
        ;
    }
}

Example 8 with DoubleObjectInspector

use of org.apache.hadoop.hive.serde2.objectinspector.primitive.DoubleObjectInspector in project hive by apache.

the class GenericUDFInBloomFilter method evaluate.

@Override
public Object evaluate(DeferredObject[] arguments) throws HiveException {
    // Return if either of the arguments is null
    if (arguments[0].get() == null || arguments[1].get() == null) {
        return null;
    }
    if (!initializedBloomFilter) {
        // Setup the bloom filter once
        InputStream in = null;
        try {
            BytesWritable bw = (BytesWritable) arguments[1].get();
            byte[] bytes = new byte[bw.getLength()];
            System.arraycopy(bw.getBytes(), 0, bytes, 0, bw.getLength());
            in = new NonSyncByteArrayInputStream(bytes);
            bloomFilter = BloomKFilter.deserialize(in);
        } catch (IOException e) {
            throw new HiveException(e);
        } finally {
            IOUtils.closeStream(in);
        }
        initializedBloomFilter = true;
    }
    // Check if the value is in bloom filter
    switch(((PrimitiveObjectInspector) valObjectInspector).getTypeInfo().getPrimitiveCategory()) {
        case BOOLEAN:
            boolean vBoolean = ((BooleanObjectInspector) valObjectInspector).get(arguments[0].get());
            return bloomFilter.testLong(vBoolean ? 1 : 0);
        case BYTE:
            byte vByte = ((ByteObjectInspector) valObjectInspector).get(arguments[0].get());
            return bloomFilter.testLong(vByte);
        case SHORT:
            short vShort = ((ShortObjectInspector) valObjectInspector).get(arguments[0].get());
            return bloomFilter.testLong(vShort);
        case INT:
            int vInt = ((IntObjectInspector) valObjectInspector).get(arguments[0].get());
            return bloomFilter.testLong(vInt);
        case LONG:
            long vLong = ((LongObjectInspector) valObjectInspector).get(arguments[0].get());
            return bloomFilter.testLong(vLong);
        case FLOAT:
            float vFloat = ((FloatObjectInspector) valObjectInspector).get(arguments[0].get());
            return bloomFilter.testDouble(vFloat);
        case DOUBLE:
            double vDouble = ((DoubleObjectInspector) valObjectInspector).get(arguments[0].get());
            return bloomFilter.testDouble(vDouble);
        case DECIMAL:
            HiveDecimalWritable vDecimal = ((HiveDecimalObjectInspector) valObjectInspector).getPrimitiveWritableObject(arguments[0].get());
            int startIdx = vDecimal.toBytes(scratchBuffer);
            return bloomFilter.testBytes(scratchBuffer, startIdx, scratchBuffer.length - startIdx);
        case DATE:
            DateWritable vDate = ((DateObjectInspector) valObjectInspector).getPrimitiveWritableObject(arguments[0].get());
            return bloomFilter.testLong(vDate.getDays());
        case TIMESTAMP:
            Timestamp vTimeStamp = ((TimestampObjectInspector) valObjectInspector).getPrimitiveJavaObject(arguments[0].get());
            return bloomFilter.testLong(vTimeStamp.getTime());
        case CHAR:
            Text vChar = ((HiveCharObjectInspector) valObjectInspector).getPrimitiveWritableObject(arguments[0].get()).getStrippedValue();
            return bloomFilter.testBytes(vChar.getBytes(), 0, vChar.getLength());
        case VARCHAR:
            Text vVarchar = ((HiveVarcharObjectInspector) valObjectInspector).getPrimitiveWritableObject(arguments[0].get()).getTextValue();
            return bloomFilter.testBytes(vVarchar.getBytes(), 0, vVarchar.getLength());
        case STRING:
            Text vString = ((StringObjectInspector) valObjectInspector).getPrimitiveWritableObject(arguments[0].get());
            return bloomFilter.testBytes(vString.getBytes(), 0, vString.getLength());
        case BINARY:
            BytesWritable vBytes = ((BinaryObjectInspector) valObjectInspector).getPrimitiveWritableObject(arguments[0].get());
            return bloomFilter.testBytes(vBytes.getBytes(), 0, vBytes.getLength());
        default:
            throw new UDFArgumentTypeException(0, "Bad primitive category " + ((PrimitiveTypeInfo) valObjectInspector).getPrimitiveCategory());
    }
}

Example 9 with DoubleObjectInspector

use of org.apache.hadoop.hive.serde2.objectinspector.primitive.DoubleObjectInspector in project hive by apache.

the class TypedBytesSerDe method serializeField.

private void serializeField(Object o, ObjectInspector oi, Object reuse) throws IOException {
    switch(oi.getCategory()) {
        case PRIMITIVE:
            {
                PrimitiveObjectInspector poi = (PrimitiveObjectInspector) oi;
                switch(poi.getPrimitiveCategory()) {
                    case VOID:
                        {
                            return;
                        }
                    case BOOLEAN:
                        {
                            BooleanObjectInspector boi = (BooleanObjectInspector) poi;
                            BooleanWritable r = reuse == null ? new BooleanWritable() : (BooleanWritable) reuse;
                            r.set(boi.get(o));
                            tbOut.write(r);
                            return;
                        }
                    case BYTE:
                        {
                            ByteObjectInspector boi = (ByteObjectInspector) poi;
                            ByteWritable r = reuse == null ? new ByteWritable() : (ByteWritable) reuse;
                            r.set(boi.get(o));
                            tbOut.write(r);
                            return;
                        }
                    case SHORT:
                        {
                            ShortObjectInspector spoi = (ShortObjectInspector) poi;
                            ShortWritable r = reuse == null ? new ShortWritable() : (ShortWritable) reuse;
                            r.set(spoi.get(o));
                            tbOut.write(r);
                            return;
                        }
                    case INT:
                        {
                            IntObjectInspector ioi = (IntObjectInspector) poi;
                            IntWritable r = reuse == null ? new IntWritable() : (IntWritable) reuse;
                            r.set(ioi.get(o));
                            tbOut.write(r);
                            return;
                        }
                    case LONG:
                        {
                            LongObjectInspector loi = (LongObjectInspector) poi;
                            LongWritable r = reuse == null ? new LongWritable() : (LongWritable) reuse;
                            r.set(loi.get(o));
                            tbOut.write(r);
                            return;
                        }
                    case FLOAT:
                        {
                            FloatObjectInspector foi = (FloatObjectInspector) poi;
                            FloatWritable r = reuse == null ? new FloatWritable() : (FloatWritable) reuse;
                            r.set(foi.get(o));
                            tbOut.write(r);
                            return;
                        }
                    case DOUBLE:
                        {
                            DoubleObjectInspector doi = (DoubleObjectInspector) poi;
                            DoubleWritable r = reuse == null ? new DoubleWritable() : (DoubleWritable) reuse;
                            r.set(doi.get(o));
                            tbOut.write(r);
                            return;
                        }
                    case STRING:
                        {
                            StringObjectInspector soi = (StringObjectInspector) poi;
                            Text t = soi.getPrimitiveWritableObject(o);
                            tbOut.write(t);
                            return;
                        }
                    default:
                        {
                            throw new RuntimeException("Unrecognized type: " + poi.getPrimitiveCategory());
                        }
                }
            }
        case LIST:
        case MAP:
        case STRUCT:
            {
                // For complex object, serialize to JSON format
                String s = SerDeUtils.getJSONString(o, oi);
                Text t = reuse == null ? new Text() : (Text) reuse;
                // convert to Text and write it
                t.set(s);
                tbOut.write(t);
            }
        default:
            {
                throw new RuntimeException("Unrecognized type: " + oi.getCategory());
            }
    }
}

Example 10 with DoubleObjectInspector

use of org.apache.hadoop.hive.serde2.objectinspector.primitive.DoubleObjectInspector in project hive by apache.

the class GenericUDFFloorCeilBase method initialize.

@Override
public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
    if (arguments.length != 1) {
        throw new UDFArgumentException(opName + " requires one argument.");
    }
    Category category = arguments[0].getCategory();
    if (category != Category.PRIMITIVE) {
        throw new UDFArgumentTypeException(0, "The " + GenericUDFUtils.getOrdinal(1) + " argument of " + opName + "  is expected to a " + Category.PRIMITIVE.toString().toLowerCase() + " type, but " + category.toString().toLowerCase() + " is found");
    }
    inputOI = (PrimitiveObjectInspector) arguments[0];
    if (!FunctionRegistry.isNumericType(inputOI.getTypeInfo())) {
        throw new UDFArgumentTypeException(0, "The " + GenericUDFUtils.getOrdinal(1) + " argument of " + opName + "  is expected to a " + "numeric type, but " + inputOI.getTypeName() + " is found");
    }
    PrimitiveTypeInfo resultTypeInfo = null;
    PrimitiveTypeInfo inputTypeInfo = inputOI.getTypeInfo();
    if (inputTypeInfo instanceof DecimalTypeInfo) {
        DecimalTypeInfo decTypeInfo = (DecimalTypeInfo) inputTypeInfo;
        resultTypeInfo = TypeInfoFactory.getDecimalTypeInfo(decTypeInfo.precision() - decTypeInfo.scale() + 1, 0);
        ObjectInspector decimalOI = PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector(decTypeInfo);
        converter = ObjectInspectorConverters.getConverter(inputOI, decimalOI);
    } else {
        resultTypeInfo = TypeInfoFactory.longTypeInfo;
        ObjectInspector doubleObjectInspector = PrimitiveObjectInspectorFactory.writableDoubleObjectInspector;
        converter = ObjectInspectorConverters.getConverter(inputOI, doubleObjectInspector);
    }
    return resultOI = PrimitiveObjectInspectorFactory.getPrimitiveWritableObjectInspector(resultTypeInfo);
}