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

Example 1 with HiveDecimalObjectInspector

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

the class ColumnStatsTask method unpackDecimalStats.

private void unpackDecimalStats(ObjectInspector oi, Object o, String fName, ColumnStatisticsObj statsObj) {
    if (fName.equals("countnulls")) {
        long v = ((LongObjectInspector) oi).get(o);
        statsObj.getStatsData().getDecimalStats().setNumNulls(v);
    } else if (fName.equals("numdistinctvalues")) {
        long v = ((LongObjectInspector) oi).get(o);
        statsObj.getStatsData().getDecimalStats().setNumDVs(v);
    } else if (fName.equals("max")) {
        HiveDecimal d = ((HiveDecimalObjectInspector) oi).getPrimitiveJavaObject(o);
        statsObj.getStatsData().getDecimalStats().setHighValue(convertToThriftDecimal(d));
    } else if (fName.equals("min")) {
        HiveDecimal d = ((HiveDecimalObjectInspector) oi).getPrimitiveJavaObject(o);
        statsObj.getStatsData().getDecimalStats().setLowValue(convertToThriftDecimal(d));
    } else if (fName.equals("ndvbitvector")) {
        PrimitiveObjectInspector poi = (PrimitiveObjectInspector) oi;
        String v = ((StringObjectInspector) poi).getPrimitiveJavaObject(o);
        statsObj.getStatsData().getDecimalStats().setBitVectors(v);
        ;
    }
}

Example 2 with HiveDecimalObjectInspector

use of org.apache.hadoop.hive.serde2.objectinspector.primitive.HiveDecimalObjectInspector 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 3 with HiveDecimalObjectInspector

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

the class ColumnStatisticsObjTranslator method unpackDecimalStats.

private static void unpackDecimalStats(ObjectInspector oi, Object o, String fName, ColumnStatisticsObj statsObj) {
    if (fName.equals("countnulls")) {
        long v = ((LongObjectInspector) oi).get(o);
        statsObj.getStatsData().getDecimalStats().setNumNulls(v);
    } else if (fName.equals("numdistinctvalues")) {
        long v = ((LongObjectInspector) oi).get(o);
        statsObj.getStatsData().getDecimalStats().setNumDVs(v);
    } else if (fName.equals("max")) {
        HiveDecimal d = ((HiveDecimalObjectInspector) oi).getPrimitiveJavaObject(o);
        statsObj.getStatsData().getDecimalStats().setHighValue(convertToThriftDecimal(d));
    } else if (fName.equals("min")) {
        HiveDecimal d = ((HiveDecimalObjectInspector) oi).getPrimitiveJavaObject(o);
        statsObj.getStatsData().getDecimalStats().setLowValue(convertToThriftDecimal(d));
    } else if (fName.equals("ndvbitvector")) {
        PrimitiveObjectInspector poi = (PrimitiveObjectInspector) oi;
        byte[] buf = ((BinaryObjectInspector) poi).getPrimitiveJavaObject(o);
        statsObj.getStatsData().getDecimalStats().setBitVectors(buf);
        ;
    }
}

Example 4 with HiveDecimalObjectInspector

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

the class GenericUDFAdd10 method evaluate.

@Override
public Object evaluate(DeferredObject[] arguments) throws HiveException {
    Object valObject = arguments[0].get();
    if (valObject == null) {
        return null;
    }
    switch(inputType) {
        case SHORT:
        case BYTE:
        case INT:
            valObject = inputConverter.convert(valObject);
            resultInt.set(10 + ((IntWritable) valObject).get());
            return resultInt;
        case LONG:
            valObject = inputConverter.convert(valObject);
            resultLong.set(10 + ((LongWritable) valObject).get());
            return resultLong;
        case FLOAT:
        case STRING:
        case DOUBLE:
            valObject = inputConverter.convert(valObject);
            resultDouble.set(10.0 + ((DoubleWritable) valObject).get());
            return resultDouble;
        case DECIMAL:
            HiveDecimalObjectInspector decimalOI = (HiveDecimalObjectInspector) argumentOI;
            HiveDecimalWritable val = decimalOI.getPrimitiveWritableObject(valObject);
            if (val != null) {
                resultDecimal.set(val.getHiveDecimal().add(HiveDecimal.create("10")));
                val = resultDecimal;
            }
            return val;
        default:
            throw new UDFArgumentException("ADD10 only takes SHORT/BYTE/INT/LONG/DOUBLE/FLOAT/STRING/DECIMAL types, got " + inputType);
    }
}

Example 5 with HiveDecimalObjectInspector

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

the class TestIcebergDecimalObjectInspector method testCache.

@Test
public void testCache() {
    HiveDecimalObjectInspector oi = IcebergDecimalObjectInspector.get(38, 18);
    Assert.assertSame(oi, IcebergDecimalObjectInspector.get(38, 18));
    Assert.assertNotSame(oi, IcebergDecimalObjectInspector.get(28, 18));
    Assert.assertNotSame(oi, IcebergDecimalObjectInspector.get(38, 28));
}