Java PrimitiveObjectInspectorFactory.writableIntObjectInspector方法代碼示例

import org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory; //導入方法依賴的package包/類
@Override
public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
  checkArgsSize(arguments, 2, 2);

  checkArgPrimitive(arguments, 0);
  checkArgPrimitive(arguments, 1);

  checkArgGroups(arguments, 0, inputTypes, STRING_GROUP, VOID_GROUP);
  checkArgGroups(arguments, 1, inputTypes, STRING_GROUP, VOID_GROUP);

  obtainStringConverter(arguments, 0, inputTypes, converters);
  obtainStringConverter(arguments, 1, inputTypes, converters);

  ObjectInspector outputOI = PrimitiveObjectInspectorFactory.writableIntObjectInspector;
  return outputOI;
}
 

import org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory; //導入方法依賴的package包/類
/**
*
* Initialize HiveUDF and create object inspectors. It requires that the argument length is = 1 and that the ObjectInspector of arguments[0] is of type StructObjectInspector
*
* @param arguments array of length 1 containing one StructObjectInspector
*
* @return ObjectInspector that is able to parse the result of the evaluate method of the UDF (BinaryWritable)
*
* @throws org.apache.hadoop.hive.ql.exec.UDFArgumentException in case the first argument is not of StructObjectInspector
* @throws org.apache.hadoop.hive.ql.exec.UDFArgumentLengthException in case the number of arguments is != 1
*
*/

@Override
public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
	if (arguments==null) {
      		throw new UDFArgumentLengthException("bitcoinTransactionHash only takes one argument: Struct<BitcoinTransaction> ");
	}
  	if (arguments.length != 1) {
      		throw new UDFArgumentLengthException("bitcoinTransactionHash only takes one argument: Struct<BitcoinTransaction> ");
	}
	if (!(arguments[0] instanceof StructObjectInspector)) { 
		throw new UDFArgumentException("first argument must be a Struct containing a BitcoinTransaction");
	}
	this.soi = (StructObjectInspector)arguments[0];
	// these are only used for bitcointransaction structs exported to other formats, such as ORC
	this.wboi = PrimitiveObjectInspectorFactory.writableBinaryObjectInspector;
	this.wioi = PrimitiveObjectInspectorFactory.writableIntObjectInspector;
	this.wloi = PrimitiveObjectInspectorFactory.writableLongObjectInspector;
	// the UDF returns the hash value of a BitcoinTransaction as byte array
	return PrimitiveObjectInspectorFactory.writableBinaryObjectInspector;
}
 

import org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory; //導入方法依賴的package包/類
/**
*
* Initialize HiveUDF and create object inspectors. It requires that the argument length is = 1 and that the ObjectInspector of arguments[0] is of type StructObjectInspector
*
* @param arguments array of length 1 containing one StructObjectInspector
*
* @return ObjectInspector that is able to parse the result of the evaluate method of the UDF (BinaryWritable)
*
* @throws org.apache.hadoop.hive.ql.exec.UDFArgumentException in case the first argument is not of StructObjectInspector
* @throws org.apache.hadoop.hive.ql.exec.UDFArgumentLengthException in case the number of arguments is != 1
*
*/

@Override
public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
	if (arguments==null) {
      		throw new UDFArgumentLengthException("bitcoinTransactionHash only takes one argument: Struct<BitcoinTransaction> ");
	}
  	if (arguments.length != 1) {
      		throw new UDFArgumentLengthException("bitcoinTransactionHash only takes one argument: Struct<BitcoinTransaction> ");
	}
	if (!(arguments[0] instanceof StructObjectInspector)) { 
		throw new UDFArgumentException("first argument must be a Struct containing a BitcoinTransaction");
	}
	this.soi = (StructObjectInspector)arguments[0];
	// these are only used for bitcointransaction structs exported to other formats, such as ORC
	this.wboi = PrimitiveObjectInspectorFactory.writableBinaryObjectInspector;
	this.wioi = PrimitiveObjectInspectorFactory.writableIntObjectInspector;
	this.wloi = PrimitiveObjectInspectorFactory.writableLongObjectInspector;
	this.wbyoi = PrimitiveObjectInspectorFactory.writableByteObjectInspector;
	// the UDF returns the hash value of a BitcoinTransaction as byte array
	return PrimitiveObjectInspectorFactory.writableBinaryObjectInspector;
}
 

import org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory; //導入方法依賴的package包/類
@Override
public ObjectInspector initialize(ObjectInspector[] argOIs) throws UDFArgumentException {
    if (argOIs.length != 4 && argOIs.length != 5) {
        throw new UDFArgumentException("_FUNC_ takes 4 or 5 arguments");
    }

    this.modelTypeOI = HiveUtils.asIntegerOI(argOIs[1]);
    this.stringOI = HiveUtils.asStringOI(argOIs[2]);
    ListObjectInspector listOI = HiveUtils.asListOI(argOIs[3]);
    this.featureListOI = listOI;
    ObjectInspector elemOI = listOI.getListElementObjectInspector();
    this.featureElemOI = HiveUtils.asDoubleCompatibleOI(elemOI);

    boolean classification = false;
    if (argOIs.length == 5) {
        classification = HiveUtils.getConstBoolean(argOIs[4]);
    }
    this.classification = classification;

    if (classification) {
        return PrimitiveObjectInspectorFactory.writableIntObjectInspector;
    } else {
        return PrimitiveObjectInspectorFactory.writableDoubleObjectInspector;
    }
}
 

import org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory; //導入方法依賴的package包/類
private ObjectInspector getObjectInspector(final TypeInfo typeInfo) {
    if (typeInfo.equals(TypeInfoFactory.doubleTypeInfo)) {
        return PrimitiveObjectInspectorFactory.writableDoubleObjectInspector;
    } else if (typeInfo.equals(TypeInfoFactory.booleanTypeInfo)) {
        return PrimitiveObjectInspectorFactory.writableBooleanObjectInspector;
    } else if (typeInfo.equals(TypeInfoFactory.floatTypeInfo)) {
        return PrimitiveObjectInspectorFactory.writableFloatObjectInspector;
    } else if (typeInfo.equals(TypeInfoFactory.intTypeInfo)) {
        return PrimitiveObjectInspectorFactory.writableIntObjectInspector;
    } else if (typeInfo.equals(TypeInfoFactory.longTypeInfo)) {
        return PrimitiveObjectInspectorFactory.writableLongObjectInspector;
    } else if (typeInfo.equals(TypeInfoFactory.stringTypeInfo)) {
        return PrimitiveObjectInspectorFactory.writableStringObjectInspector;
    } else if (typeInfo.equals(TypeInfoFactory.timestampTypeInfo)) {
        return PrimitiveObjectInspectorFactory.writableTimestampObjectInspector;
    } else if (typeInfo.equals(TypeInfoFactory.dateTypeInfo)) {
        return PrimitiveObjectInspectorFactory.writableDateObjectInspector;
    } else {
        throw new UnsupportedOperationException("Unknown field type: " + typeInfo);
    }
}
 

import org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory; //導入方法依賴的package包/類
@Override
public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
  checkArgsSize(arguments, 1, 1);
  checkArgPrimitive(arguments, 0);
  checkArgGroups(arguments, 0, inputTypes, STRING_GROUP, DATE_GROUP, VOID_GROUP);
  obtainDateConverter(arguments, 0, inputTypes, converters);

  ObjectInspector outputOI = PrimitiveObjectInspectorFactory.writableIntObjectInspector;
  return outputOI;
}
 

import org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory; //導入方法依賴的package包/類
private static ObjectInspector newObjectInspectorFromHiveType(final ASTNode type) {
	// matching by token names, because token IDs (which are static final) drastically change between versions.
	switch (type.getToken().getText()) {
		case "TOK_STRING":
			return PrimitiveObjectInspectorFactory.writableStringObjectInspector;
		case "TOK_INT":
			return PrimitiveObjectInspectorFactory.writableIntObjectInspector;
		case "TOK_DOUBLE":
			return PrimitiveObjectInspectorFactory.writableDoubleObjectInspector;
		case "TOK_FLOAT":
			return PrimitiveObjectInspectorFactory.writableFloatObjectInspector;
		case "TOK_BIGINT":
			return PrimitiveObjectInspectorFactory.writableLongObjectInspector;
		case "TOK_BOOLEAN": {
			return PrimitiveObjectInspectorFactory.writableBooleanObjectInspector;
		}
		case "TOK_STRUCT": {
			final ASTNode tabColList = (ASTNode) type.getChild(0);
			final List<String> names = new ArrayList<>();
			final List<ObjectInspector> ois = new ArrayList<>();
			for (final Node tabCol : tabColList.getChildren()) {
				final ASTNode a = (ASTNode) tabCol;
				names.add(a.getChild(0).toString());
				ois.add(newObjectInspectorFromHiveType((ASTNode) a.getChild(1)));
			}
			return ObjectInspectorFactory.getStandardStructObjectInspector(names, ois);
		}
		case "TOK_MAP": {
			final ObjectInspector keyType = newObjectInspectorFromHiveType((ASTNode) type.getChild(0));
			final ObjectInspector valueType = newObjectInspectorFromHiveType((ASTNode) type.getChild(1));
			return ObjectInspectorFactory.getStandardMapObjectInspector(keyType, valueType);
		}
		case "TOK_LIST": {
			final ObjectInspector itemType = newObjectInspectorFromHiveType((ASTNode) type.getChild(0));
			return ObjectInspectorFactory.getStandardListObjectInspector(itemType);
		}
		default:
			throw new IllegalArgumentException("unsupported type: " + type.toStringTree());
	}
}
 

import org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory; //導入方法依賴的package包/類
@Override
public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException {
	if (arguments==null) {
     		throw new UDFArgumentLengthException("ethereumGetChainId only takes one argument: Struct<EthereumTransction> ");
	}
	if (arguments.length != 1) {
     		throw new UDFArgumentLengthException("ethereumGetChainId only takes one argument: Struct<EthereumTransction> ");
	}
	if (!(arguments[0] instanceof StructObjectInspector)) { 
	throw new UDFArgumentException("first argument must be a Struct containing a EthereumTransction");
	}
	this.ethereumUDFUtil=new EthereumUDFUtil((StructObjectInspector) arguments[0]);
	return PrimitiveObjectInspectorFactory.writableIntObjectInspector;
}
 

import org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory; //導入方法依賴的package包/類
@Override
public ObjectInspector initialize(ObjectInspector[] argOIs) throws UDFArgumentException {
    if (argOIs.length != 2) {
        throw new UDFArgumentException("_FUNC_ takes exactly 2 arguments: " + argOIs.length);
    }
    this.latOI = HiveUtils.asDoubleCompatibleOI(argOIs[0]);
    this.zoomOI = HiveUtils.asIntegerOI(argOIs[1]);

    this.result = new IntWritable();
    return PrimitiveObjectInspectorFactory.writableIntObjectInspector;
}
 

import org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory; //導入方法依賴的package包/類
@Override
public ObjectInspector initialize(ObjectInspector[] argOIs) throws UDFArgumentException {
    if (argOIs.length != 2) {
        throw new UDFArgumentException("_FUNC_ takes exactly 2 arguments: " + argOIs.length);
    }
    this.lonOI = HiveUtils.asDoubleCompatibleOI(argOIs[0]);
    this.zoomOI = HiveUtils.asIntegerOI(argOIs[1]);

    this.result = new IntWritable();
    return PrimitiveObjectInspectorFactory.writableIntObjectInspector;
}
 

import org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory; //導入方法依賴的package包/類
@Override
public ObjectInspector init(Mode mode, ObjectInspector[] parameters) throws HiveException {
    assert (parameters.length == 1);
    super.init(mode, parameters);
    // initialize input
    if (mode == Mode.PARTIAL1 || mode == Mode.COMPLETE) {// from original data
        this.inputListOI = (ListObjectInspector) parameters[0];
        this.inputListElemOI = HiveUtils.asDoubleCompatibleOI(inputListOI.getListElementObjectInspector());
    } else {// from partial aggregation
        StructObjectInspector soi = (StructObjectInspector) parameters[0];
        this.internalMergeOI = soi;
        this.sizeField = soi.getStructFieldRef("size");
        this.sumField = soi.getStructFieldRef("sum");
        this.countField = soi.getStructFieldRef("count");
        this.sizeOI = PrimitiveObjectInspectorFactory.writableIntObjectInspector;
        this.sumOI = ObjectInspectorFactory.getStandardListObjectInspector(PrimitiveObjectInspectorFactory.writableDoubleObjectInspector);
        this.countOI = ObjectInspectorFactory.getStandardListObjectInspector(PrimitiveObjectInspectorFactory.writableLongObjectInspector);
    }

    // initialize output
    final ObjectInspector outputOI;
    if (mode == Mode.PARTIAL1 || mode == Mode.PARTIAL2) {// terminatePartial
        outputOI = internalMergeOI();
    } else {// terminate
        outputOI = ObjectInspectorFactory.getStandardListObjectInspector(PrimitiveObjectInspectorFactory.writableFloatObjectInspector);
    }
    return outputOI;
}
 

import org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory; //導入方法依賴的package包/類
public static ObjectInspector craeteObjectInspectorFromTypeInfo( final TypeInfo typeInfo ){
  switch ( typeInfo.getCategory() ){
    case STRUCT:
      return new MDSStructObjectInspector( (StructTypeInfo)typeInfo );
    case MAP:
      return new MDSMapObjectInspector( (MapTypeInfo)typeInfo );
    case LIST:
      return new MDSListObjectInspector( (ListTypeInfo)typeInfo );
    case UNION:
      UnionTypeInfo unionTypeInfo = (UnionTypeInfo)typeInfo;
      List<ObjectInspector> unionList = new ArrayList<ObjectInspector>();
      for( TypeInfo childTypeInfo : unionTypeInfo.getAllUnionObjectTypeInfos() ){
        unionList.add( craeteObjectInspectorFromTypeInfo( childTypeInfo ) );
      }
      return ObjectInspectorFactory.getStandardUnionObjectInspector( unionList );
    case PRIMITIVE:
      PrimitiveTypeInfo primitiveTypeInfo = (PrimitiveTypeInfo)typeInfo;
      switch( primitiveTypeInfo.getPrimitiveCategory() ){
        case STRING:
          return PrimitiveObjectInspectorFactory.writableStringObjectInspector;
        case BINARY:
          return PrimitiveObjectInspectorFactory.writableBinaryObjectInspector;
        case BOOLEAN:
          return PrimitiveObjectInspectorFactory.writableBooleanObjectInspector;
        case BYTE:
          return PrimitiveObjectInspectorFactory.writableByteObjectInspector;
        case DOUBLE:
          return PrimitiveObjectInspectorFactory.writableDoubleObjectInspector;
        case FLOAT:
          return PrimitiveObjectInspectorFactory.writableFloatObjectInspector;
        case INT:
          return PrimitiveObjectInspectorFactory.writableIntObjectInspector;
        case LONG:
          return PrimitiveObjectInspectorFactory.writableLongObjectInspector;
        case SHORT:
          return PrimitiveObjectInspectorFactory.writableShortObjectInspector;

        case DATE:
        case DECIMAL:
        case TIMESTAMP:
        case VOID:
        default:
        throw new UnsupportedOperationException( "Unknown primitive category " + primitiveTypeInfo.getPrimitiveCategory() );
      }
    default:
      throw new UnsupportedOperationException( "Unknown category " + typeInfo.getCategory() );
  }
}
 

import org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory; //導入方法依賴的package包/類
@Override
public ObjectInspector initialize(ObjectInspector[] OIs) throws UDFArgumentException {
    if (OIs.length != 2) {
        throw new UDFArgumentLengthException("Specify two arguments");
    }

    if (HiveUtils.isListOI(OIs[0]) && HiveUtils.isMapOI(OIs[1])) {
        // for (array<features::string> features, const map<string, array<number>> quantiles_map)

        if (!HiveUtils.isStringOI(((ListObjectInspector) OIs[0]).getListElementObjectInspector())) {
            throw new UDFArgumentTypeException(0,
                "Only array<string> type argument is acceptable but " + OIs[0].getTypeName()
                        + " was passed as `features`");
        }
        featuresOI = HiveUtils.asListOI(OIs[0]);
        featureOI = HiveUtils.asStringOI(featuresOI.getListElementObjectInspector());

        quantilesMapOI = HiveUtils.asMapOI(OIs[1]);
        if (!HiveUtils.isStringOI(quantilesMapOI.getMapKeyObjectInspector())
                || !HiveUtils.isListOI(quantilesMapOI.getMapValueObjectInspector())
                || !HiveUtils.isNumberOI(((ListObjectInspector) quantilesMapOI.getMapValueObjectInspector()).getListElementObjectInspector())) {
            throw new UDFArgumentTypeException(1,
                "Only map<string, array<number>> type argument is acceptable but "
                        + OIs[1].getTypeName() + " was passed as `quantiles_map`");
        }
        keyOI = HiveUtils.asStringOI(quantilesMapOI.getMapKeyObjectInspector());
        quantilesOI = HiveUtils.asListOI(quantilesMapOI.getMapValueObjectInspector());
        quantileOI = HiveUtils.asDoubleCompatibleOI(quantilesOI.getListElementObjectInspector());

        multiple = true;

        return ObjectInspectorFactory.getStandardListObjectInspector(PrimitiveObjectInspectorFactory.writableStringObjectInspector);
    } else if (HiveUtils.isPrimitiveOI(OIs[0]) && HiveUtils.isListOI(OIs[1])) {
        // for (number weight, const array<number> quantiles)

        weightOI = HiveUtils.asDoubleCompatibleOI(OIs[0]);

        quantilesOI = HiveUtils.asListOI(OIs[1]);
        if (!HiveUtils.isNumberOI(quantilesOI.getListElementObjectInspector())) {
            throw new UDFArgumentTypeException(1,
                "Only array<number> type argument is acceptable but " + OIs[1].getTypeName()
                        + " was passed as `quantiles`");
        }
        quantileOI = HiveUtils.asDoubleCompatibleOI(quantilesOI.getListElementObjectInspector());

        multiple = false;

        return PrimitiveObjectInspectorFactory.writableIntObjectInspector;
    } else {
        throw new UDFArgumentTypeException(0,
            "Only <array<features::string>, map<string, array<number>>> "
                    + "or <number, array<number>> type arguments are accepted but <"
                    + OIs[0].getTypeName() + ", " + OIs[1].getTypeName() + "> was passed.");
    }
}
 

import org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory; //導入方法依賴的package包/類
@Test
public void testWritableIntFeature() throws Exception {
    List<IntWritable> x = Arrays.asList(new IntWritable(111), new IntWritable(222));
    ObjectInspector featureOI = PrimitiveObjectInspectorFactory.writableIntObjectInspector;
    testFeature(x, featureOI, IntWritable.class, Integer.class);
}