Package io.milvus.param

Class ParamUtils

java.lang.Object

io.milvus.param.ParamUtils

public class ParamUtils
extends Object

Utility functions for param classes

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	ParamUtils.InsertBuilderWrapper
static class	ParamUtils.InsertDataInfo

Constructor Summary

Constructors

Constructor	Description
ParamUtils()

Method Summary

Modifier and Type	Method	Description
static List<KeyValuePair>	AssembleKvPair(Map<String,String> sourceMap)
static void	checkFieldData(FieldType fieldSchema, InsertParam.Field fieldData)
static void	checkFieldData(FieldType fieldSchema, List<?> values, boolean verifyElementType)
static Object	checkFieldValue(FieldType fieldSchema, com.google.gson.JsonElement value)
static void	CheckNullEmptyString(String target, String name)	Checks if a string is empty or null.
static void	CheckNullString(String target, String name)	Checks if a string is null.
static SearchRequest	convertAnnSearchParam(@NonNull AnnSearchParam annSearchParam, ConsistencyLevelEnum consistencyLevel)
static FieldType	ConvertField(@NonNull FieldSchema field)	Convert a grpc field schema to client field schema
static FieldSchema	ConvertField(@NonNull FieldType field)	Convert a client field schema to grpc field schema
static HybridSearchRequest	convertHybridSearchParam(@NonNull HybridSearchParam requestParam)
static List<Object>	convertJsonArray(com.google.gson.JsonArray jsonArray, DataType elementType, String fieldName)
static com.google.protobuf.ByteString	convertPlaceholder(List<?> vectors, PlaceholderType placeType)
static QueryRequest	convertQueryParam(@NonNull QueryParam requestParam)
static SearchRequest	convertSearchParam(@NonNull SearchParam requestParam)
static SortedMap<Long,Float>	decodeSparseFloatVector(ByteBuffer buf)
static ByteBuffer	encodeSparseFloatVector(SortedMap<Long,Float> sparse)
static FieldData	genFieldData(FieldType fieldType, List<?> objects)
static FieldData	genFieldData(FieldType fieldType, List<?> objects, boolean isDynamic)
static boolean	isVectorDataType(DataType dataType)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

ParamUtils

public ParamUtils()

Method Details

checkFieldData

public static void checkFieldData(FieldType fieldSchema,
 InsertParam.Field fieldData)

checkFieldData

public static void checkFieldData(FieldType fieldSchema,
 List<?> values,
 boolean verifyElementType)

checkFieldValue

public static Object checkFieldValue(FieldType fieldSchema,
 com.google.gson.JsonElement value)

convertJsonArray

public static List<Object> convertJsonArray(com.google.gson.JsonArray jsonArray,
 DataType elementType,
 String fieldName)

CheckNullEmptyString

public static void CheckNullEmptyString(String target,
 String name)
                                 throws ParamException

Checks if a string is empty or null. Throws ParamException if the string is empty of null.

Parameters:

target - target string

name - a name to describe this string

Throws:

ParamException

CheckNullString

public static void CheckNullString(String target,
 String name)
                            throws ParamException

Checks if a string is null. Throws ParamException if the string is null.

Parameters:

target - target string

name - a name to describe this string

Throws:

ParamException

convertPlaceholder

public static com.google.protobuf.ByteString convertPlaceholder(List<?> vectors,
 PlaceholderType placeType)
                                                         throws ParamException

Throws:

ParamException

convertSearchParam

public static SearchRequest convertSearchParam(@NonNull
 @NonNull SearchParam requestParam)
                                        throws ParamException

Throws:

ParamException

convertAnnSearchParam

public static SearchRequest convertAnnSearchParam(@NonNull
 @NonNull AnnSearchParam annSearchParam,
 ConsistencyLevelEnum consistencyLevel)

convertHybridSearchParam

public static HybridSearchRequest convertHybridSearchParam(@NonNull
 @NonNull HybridSearchParam requestParam)
                                                    throws ParamException

Throws:

ParamException

convertQueryParam

public static QueryRequest convertQueryParam(@NonNull
 @NonNull QueryParam requestParam)

isVectorDataType

public static boolean isVectorDataType(DataType dataType)

genFieldData

public static FieldData genFieldData(FieldType fieldType,
 List<?> objects)

genFieldData

public static FieldData genFieldData(FieldType fieldType,
 List<?> objects,
 boolean isDynamic)

encodeSparseFloatVector

public static ByteBuffer encodeSparseFloatVector(SortedMap<Long,Float> sparse)

decodeSparseFloatVector

public static SortedMap<Long,Float> decodeSparseFloatVector(ByteBuffer buf)

ConvertField

public static FieldType ConvertField(@NonNull
 @NonNull FieldSchema field)

Convert a grpc field schema to client field schema

Parameters:

field - FieldSchema object

Returns:

FieldType schema of the field

ConvertField

public static FieldSchema ConvertField(@NonNull
 @NonNull FieldType field)

Convert a client field schema to grpc field schema

Parameters:

field - FieldType object

Returns:

FieldSchema schema of the field

AssembleKvPair

public static List<KeyValuePair> AssembleKvPair(Map<String,String> sourceMap)