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class_definition.go
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class_definition.go
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/*
* Copyright (c) 2008-2021, Hazelcast, Inc. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License")
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package serialization
import (
ihzerrors "github.com/hazelcast/hazelcast-go-client/internal/hzerrors"
)
// ClassDefinition defines a class schema for Portable structs.
type ClassDefinition struct {
Fields map[string]FieldDefinition
FactoryID int32
ClassID int32
Version int32
}
func NewClassDefinition(factoryID int32, classID int32, version int32) *ClassDefinition {
return &ClassDefinition{
FactoryID: factoryID,
ClassID: classID,
Version: version,
Fields: make(map[string]FieldDefinition),
}
}
func (cd *ClassDefinition) AddField(definition FieldDefinition) error {
if _, ok := cd.Fields[definition.Name]; ok {
return ihzerrors.NewIllegalArgumentError("duplicate field definition", nil)
}
cd.Fields[definition.Name] = definition
return nil
}
func (cd *ClassDefinition) AddByteField(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeByte)
}
func (cd *ClassDefinition) AddBoolField(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeBool)
}
func (cd *ClassDefinition) AddUInt16Field(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeUint16)
}
func (cd *ClassDefinition) AddInt16Field(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeInt16)
}
func (cd *ClassDefinition) AddInt32Field(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeInt32)
}
func (cd *ClassDefinition) AddInt64Field(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeInt64)
}
func (cd *ClassDefinition) AddFloat32Field(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeFloat32)
}
func (cd *ClassDefinition) AddFloat64Field(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeFloat64)
}
func (cd *ClassDefinition) AddStringField(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeString)
}
func (cd *ClassDefinition) AddPortableField(fieldName string, def *ClassDefinition) error {
if def.ClassID == 0 {
return ihzerrors.NewIllegalArgumentError("portable class ID cannot be zero", nil)
}
return cd.AddField(newFieldDefinition(int32(len(cd.Fields)), fieldName, TypePortable, def.FactoryID, def.ClassID, cd.Version))
}
func (cd *ClassDefinition) addNewFieldDefinition(fieldName string, fieldType FieldDefinitionType) error {
return cd.AddField(newFieldDefinition(int32(len(cd.Fields)), fieldName, fieldType, 0, 0, cd.Version))
}
func (cd *ClassDefinition) AddByteArrayField(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeByteArray)
}
func (cd *ClassDefinition) AddBoolArrayField(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeBoolArray)
}
func (cd *ClassDefinition) AddInt16ArrayField(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeInt16Array)
}
func (cd *ClassDefinition) AddUInt16ArrayField(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeUInt16Array)
}
func (cd *ClassDefinition) AddInt32ArrayField(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeInt32Array)
}
func (cd *ClassDefinition) AddInt64ArrayField(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeInt64Array)
}
func (cd *ClassDefinition) AddFloat32ArrayField(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeFloat32Array)
}
func (cd *ClassDefinition) AddFloat64ArrayField(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeFloat64Array)
}
func (cd *ClassDefinition) AddPortableArrayField(fieldName string, def *ClassDefinition) error {
if def.ClassID == 0 {
return ihzerrors.NewIllegalArgumentError("portable class ID cannot be zero", nil)
}
return cd.AddField(newFieldDefinition(int32(len(cd.Fields)), fieldName, TypePortableArray, def.FactoryID, def.ClassID, cd.Version))
}
func (cd *ClassDefinition) AddStringArrayField(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeStringArray)
}
func (cd *ClassDefinition) AddDateField(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeDate)
}
func (cd *ClassDefinition) AddTimeField(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeTime)
}
func (cd *ClassDefinition) AddTimestampField(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeTimestamp)
}
func (cd *ClassDefinition) AddTimestampWithTimezoneField(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeTimestampWithTimezone)
}
func (cd *ClassDefinition) AddDateArrayField(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeDateArray)
}
func (cd *ClassDefinition) AddTimeArrayField(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeTimeArray)
}
func (cd *ClassDefinition) AddTimestampArrayField(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeTimestampArray)
}
func (cd *ClassDefinition) AddTimestampWithTimezoneArrayField(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeTimestampWithTimezoneArray)
}
func (cd *ClassDefinition) AddDecimalField(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeDecimal)
}
func (cd *ClassDefinition) AddDecimalArrayField(fieldName string) error {
return cd.addNewFieldDefinition(fieldName, TypeDecimalArray)
}
type FieldDefinitionType int32
const (
TypePortable FieldDefinitionType = 0
TypeByte FieldDefinitionType = 1
TypeBool FieldDefinitionType = 2
TypeUint16 FieldDefinitionType = 3
TypeInt16 FieldDefinitionType = 4
TypeInt32 FieldDefinitionType = 5
TypeInt64 FieldDefinitionType = 6
TypeFloat32 FieldDefinitionType = 7
TypeFloat64 FieldDefinitionType = 8
TypeString FieldDefinitionType = 9
TypePortableArray FieldDefinitionType = 10
TypeByteArray FieldDefinitionType = 11
TypeBoolArray FieldDefinitionType = 12
TypeUInt16Array FieldDefinitionType = 13
TypeInt16Array FieldDefinitionType = 14
TypeInt32Array FieldDefinitionType = 15
TypeInt64Array FieldDefinitionType = 16
TypeFloat32Array FieldDefinitionType = 17
TypeFloat64Array FieldDefinitionType = 18
TypeStringArray FieldDefinitionType = 19
TypeDecimal FieldDefinitionType = 20
TypeDecimalArray FieldDefinitionType = 21
TypeTime FieldDefinitionType = 22
TypeTimeArray FieldDefinitionType = 23
TypeDate FieldDefinitionType = 24
TypeDateArray FieldDefinitionType = 25
TypeTimestamp FieldDefinitionType = 26
TypeTimestampArray FieldDefinitionType = 27
TypeTimestampWithTimezone FieldDefinitionType = 28
TypeTimestampWithTimezoneArray FieldDefinitionType = 29
)
// FieldDefinition defines name, type, index of a field.
type FieldDefinition struct {
Name string
Index int32
Type FieldDefinitionType
FactoryID int32
ClassID int32
Version int32
}
func newFieldDefinition(index int32, fieldName string, fieldType FieldDefinitionType, factoryID int32, classID int32, version int32) FieldDefinition {
return FieldDefinition{
Index: index,
Name: fieldName,
Type: fieldType,
FactoryID: factoryID,
ClassID: classID,
Version: version,
}
}