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Diffusion Apple API 6.11.5
Unified Client Library for iOS, tvOS and OS X / macOS
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Used to build an immutable PTDiffusionRecordV2Schema.
A schema defines the records and fields that may occur in a RecordV2 topic value.
The schema must declare at least one record type and every record must have at least one field type declared.
Every record type and field type has a 'multiplicity' which defines the number of times that the record or field may occur within the data. Multiplicity is specified as a 'minimum' and 'maximum' number of occurrences or where the minimum and maximum are the same (fixed multiplicity) then the multiplicity may be specified as a single 'occurs' value. If the minimum and maximum are different, this is referred to a 'variable' multiplicity. Only the last record declared or the last field within a record may have variable multiplicity. The maximum value may be declared as -1 to indicate that the record or field can have an unlimited number of occurrences.
The builder is used to add a record definition followed by the fields within it. After all fields have been added to a record another may then be added, and so on, and then finally build (PTDiffusionRecordV2SchemaBuilder) is queried to return an immutable schema object.
Every mutating method returns the builder instance allowing calls to be chained.
Instance Methods | |
(PTDiffusionRecordV2Schema *) | - build |
(instancetype) | - addRecordWithName: |
(instancetype) | - addRecordWithName:occurs: |
(instancetype) | - addRecordWithName:min:max: |
(instancetype) | - addStringWithName: |
(instancetype) | - addStringWithName:occurs: |
(instancetype) | - addStringWithName:min:max: |
(instancetype) | - addIntegerWithName: |
(instancetype) | - addIntegerWithName:occurs: |
(instancetype) | - addIntegerWithName:min:max: |
(instancetype) | - addDecimalWithName:scale: |
(instancetype) | - addDecimalWithName:scale:occurs: |
(instancetype) | - addDecimalWithName:scale:min:max: |
- (instancetype) addDecimalWithName: | (NSString *) | name | |
scale: | (SInt32) | scale | |
Add a new single occurrence decimal field to the current record.
This is the equivalent to calling addDecimalWithName:scale:occurs: with a value of 1
for occurs
.
name | The field name. This must not be the same as any field already added to the record. |
scale | The scale of the field (the number of decimal places). This must must be a positive value. |
NSInvalidArgumentException | If `name` is `nil` or `scale` is less than one. |
NSInternalInconsistencyException | If schema rules are violated. |
- (instancetype) addDecimalWithName: | (NSString *) | name | |
scale: | (SInt32) | scale | |
min: | (SInt32) | min | |
max: | (SInt32) | max | |
Add a new decimal field to the current record.
name | The field name. This must not be the same as any field already added to the record. |
scale | The scale of the field (the number of decimal places). This must must be a positive value. |
min | The minimum number of occurrences of the field within the record. |
max | The maximum number of occurrences of the field within the record. This must either be -1 to indicate an unlimited number or it must be a positive number greater than or equal to min . |
NSInvalidArgumentException | If `name` is `nil` or `max` is invalid. |
NSInternalInconsistencyException | If schema rules are violated. |
- (instancetype) addDecimalWithName: | (NSString *) | name | |
scale: | (SInt32) | scale | |
occurs: | (SInt32) | occurs | |
Add a new fixed multiplicity decimal field to the current record.
This is the equivalent to calling addDecimalWithName:scale:min:max: with the value of occurs
for both min
and max
.
name | The field name. This must not be the same as any field already added to the record. |
scale | The scale of the field (the number of decimal places). This must must be a positive value. |
occurs | The number of times the field is to occur within the record. This must be a positive value. |
NSInvalidArgumentException | If `name` is `nil`, `scale` is less than one or occurs is less than one. |
NSInternalInconsistencyException | If schema rules are violated. |
- (instancetype) addIntegerWithName: | (NSString *) | name |
Add a new single occurrence integer field to the current record.
This is the equivalent to calling addIntegerWithName:occurs: with a value of 1
for occurs
.
name | The field name. This must not be the same as any field already added to the record. |
NSInvalidArgumentException | If `name` is `nil`. |
NSInternalInconsistencyException | If schema rules are violated. |
- (instancetype) addIntegerWithName: | (NSString *) | name | |
min: | (SInt32) | min | |
max: | (SInt32) | max | |
Add a new integer field to the current record.
name | The field name. This must not be the same as any field already added to the record. |
min | The minimum number of occurrences of the field within the record. |
max | The maximum number of occurrences of the field within the record. This must either be -1 to indicate an unlimited number or it must be a positive number greater than or equal to min . |
NSInvalidArgumentException | If `name` is `nil` or `max` is invalid. |
NSInternalInconsistencyException | If schema rules are violated. |
- (instancetype) addIntegerWithName: | (NSString *) | name | |
occurs: | (SInt32) | occurs | |
Add a new fixed multiplicity integer field to the current record.
This is the equivalent to calling addIntegerWithName:min:max: with the value of occurs
for both min
and max
.
name | The field name. This must not be the same as any field already added to the record. |
occurs | The number of times the field is to occur within the record. This must be a positive value. |
NSInvalidArgumentException | If `name` is `nil` or `occurs` is less than one. |
NSInternalInconsistencyException | If schema rules are violated. |
- (instancetype) addRecordWithName: | (NSString *) | name |
Add a new single occurrence record to the schema.
This is the equivalent to calling addRecordWithName:occurs: with a value of 1
for occurs
.
name | The record name. |
NSInvalidArgumentException | If `name` is `nil`. |
NSInternalInconsistencyException | If schema rules are violated. |
- (instancetype) addRecordWithName: | (NSString *) | name | |
min: | (SInt32) | min | |
max: | (SInt32) | max | |
Add a new record to the schema.
name | The record name. |
min | The minimum number of occurrences of the record. |
max | The maximum number of occurrences of the record. This must either be -1 to indicate an unlimited number or it must be a positive number greater than or equal to min . |
NSInvalidArgumentException | If `name` is `nil` or `max` is invalid. |
NSInternalInconsistencyException | If schema rules are violated. |
- (instancetype) addRecordWithName: | (NSString *) | name | |
occurs: | (SInt32) | occurs | |
Add a new fixed multiplicity record to the schema.
This is the equivalent to calling addRecordWithName:min:max: with the value of occurs
for both min
and max
.
name | The record name. |
occurs | The number of times the record is to occur. This must be a positive value. |
NSInvalidArgumentException | If `name` is `nil` or `occurs` is less than one. |
NSInternalInconsistencyException | If schema rules are violated. |
- (instancetype) addStringWithName: | (NSString *) | name |
Add a new single occurrence string field to the current record.
This is the equivalent to calling addStringWithName:occurs: with a value of 1
for occurs
.
name | The field name. This must not be the same as any field already added to the record. |
NSInvalidArgumentException | If `name` is `nil`. |
NSInternalInconsistencyException | If schema rules are violated. |
- (instancetype) addStringWithName: | (NSString *) | name | |
min: | (SInt32) | min | |
max: | (SInt32) | max | |
Add a new string field to the current record.
name | The field name. This must not be the same as any field already added to the record. |
min | The minimum number of occurrences of the field within the record. |
max | The maximum number of occurrences of the field within the record. This must either be -1 to indicate an unlimited number or it must be a positive number greater than or equal to min . |
NSInvalidArgumentException | If `name` is `nil` or `max` is invalid. |
NSInternalInconsistencyException | If schema rules are violated. |
- (instancetype) addStringWithName: | (NSString *) | name | |
occurs: | (SInt32) | occurs | |
Add a new fixed multiplicity string field to the current record.
This is the equivalent to calling addStringWithName:min:max: with the value of occurs
for both min
and max
.
name | The field name. This must not be the same as any field already added to the record. |
occurs | The number of times the field is to occur within the record. This must be a positive value. |
NSInvalidArgumentException | If `name` is `nil` or `occurs` is less than one. |
NSInternalInconsistencyException | If schema rules are violated. |
- (PTDiffusionRecordV2Schema *) build |
Returns an immutable schema from the current state of this builder.
NSInternalInconsistencyException | No records have been specified yet for this builder instance. |