Class DynamoCondition

The DynamoCondition class contains static methods representing native DynamoDB condition functions and operators. These methods are only useful in WithCondition(...) constructs to express DynamoDB conditions. When used in code directly, these methods throw InvalidOperationException.

Inheritance

System.Object

DynamoCondition

Namespace: LambdaSharp.DynamoDB.Native

Assembly: LambdaSharp.DynamoDB.Native.dll

Syntax

public static class DynamoCondition

Methods

BeginsWith(String, String)

The BeginsWith(String, String) method represents the begins_with(path, substr) DynamoDB operation.

Declaration

public static bool BeginsWith(string value, string prefix)

Parameters

Type	Name	Description
System.String	value	The record property to check.
System.String	prefix	The string prefix value to check for.

Returns

Type	Description
System.Boolean

Between(Decimal, Decimal, Decimal)

The Between(Decimal, Decimal, Decimal) method represents the a BETWEEN b AND c DynamoDB operation.

Declaration

public static bool Between(decimal value, decimal lower, decimal upper)

Parameters

Type	Name	Description
System.Decimal	value	The record property to check.
System.Decimal	lower	The lower bound (inclusive).
System.Decimal	upper	The upper bound (inclusive).

Returns

Type	Description
System.Boolean

Between(Double, Double, Double)

The Between(Double, Double, Double) method represents the a BETWEEN b AND c DynamoDB operation.

Declaration

public static bool Between(double value, double lower, double upper)

Parameters

Type	Name	Description
System.Double	value	The record property to check.
System.Double	lower	The lower bound (inclusive).
System.Double	upper	The upper bound (inclusive).

Returns

Type	Description
System.Boolean

Between(Int32, Int32, Int32)

The Between(Int32, Int32, Int32) method represents the a BETWEEN b AND c DynamoDB operation.

Declaration

public static bool Between(int value, int lower, int upper)

Parameters

Type	Name	Description
System.Int32	value	The record property to check.
System.Int32	lower	The lower bound (inclusive).
System.Int32	upper	The upper bound (inclusive).

Returns

Type	Description
System.Boolean

Between(Int64, Int64, Int64)

The Between(Int64, Int64, Int64) method represents the a BETWEEN b AND c DynamoDB operation.

Declaration

public static bool Between(long value, long lower, long upper)

Parameters

Type	Name	Description
System.Int64	value	The record property to check.
System.Int64	lower	The lower bound (inclusive).
System.Int64	upper	The upper bound (inclusive).

Returns

Type	Description
System.Boolean

Between(String, String, String)

The Between(String, String, String) method represents the a BETWEEN b AND c DynamoDB operation.

Declaration

public static bool Between(string value, string lower, string upper)

Parameters

Type	Name	Description
System.String	value	The record property to check.
System.String	lower	The lower bound (inclusive).
System.String	upper	The upper bound (inclusive).

Returns

Type	Description
System.Boolean

Contains(ISet<Byte[]>, Byte[])

The Contains(ISet<Byte[]>, Byte[]) method represents the contains(path, value) DynamoDB operation.

Declaration

public static bool Contains(ISet<byte[]> set, byte[] item)

Parameters

Type	Name	Description
System.Collections.Generic.ISet<System.Byte[]>	set	The record property to check.
System.Byte[]	item	The item to check if it is present in the set.

Returns

Type	Description
System.Boolean

Contains(ISet<Decimal>, Decimal)

The Contains(ISet<Decimal>, Decimal) method represents the contains(path, value) DynamoDB operation.

Declaration

public static bool Contains(ISet<decimal> set, decimal item)

Parameters

Type	Name	Description
System.Collections.Generic.ISet<System.Decimal>	set	The record property to check.
System.Decimal	item	The item to check if it is present in the set.

Returns

Type	Description
System.Boolean

Contains(ISet<Double>, Double)

The Contains(ISet<Double>, Double) method represents the contains(path, value) DynamoDB operation.

Declaration

public static bool Contains(ISet<double> set, double item)

Parameters

Type	Name	Description
System.Collections.Generic.ISet<System.Double>	set	The record property to check.
System.Double	item	The item to check if it is present in the set.

Returns

Type	Description
System.Boolean

Contains(ISet<Int32>, Int32)

The Contains(ISet<Int32>, Int32) method represents the contains(path, value) DynamoDB operation.

Declaration

public static bool Contains(ISet<int> set, int item)

Parameters

Type	Name	Description
System.Collections.Generic.ISet<System.Int32>	set	The record property to check.
System.Int32	item	The item to check if it is present in the set.

Returns

Type	Description
System.Boolean

Contains(ISet<Int64>, Int64)

The Contains(ISet<Int64>, Int64) method represents the contains(path, value) DynamoDB operation.

Declaration

public static bool Contains(ISet<long> set, long item)

Parameters

Type	Name	Description
System.Collections.Generic.ISet<System.Int64>	set	The record property to check.
System.Int64	item	The item to check if it is present in the set.

Returns

Type	Description
System.Boolean

Contains(ISet<String>, String)

The Contains(ISet<String>, String) method represents the contains(path, value) DynamoDB operation.

Declaration

public static bool Contains(ISet<string> set, string item)

Parameters

Type	Name	Description
System.Collections.Generic.ISet<System.String>	set	The record property to check.
System.String	item	The item to check if it is present in the set.

Returns

Type	Description
System.Boolean

Contains(String, String)

The Contains(String, String) method represents the contains(path, value) DynamoDB operation.

Declaration

public static bool Contains(string value, string substr)

Parameters

Type	Name	Description
System.String	value	The record property to check.
System.String	substr	The sub-string to check for.

Returns

Type	Description
System.Boolean

DoesNotExist(Object)

The DoesNotExist(Object) method represents the attribute_not_exists(path) DynamoDB operation.

Declaration

public static bool DoesNotExist(object value)

Parameters

Type	Name	Description
System.Object	value	The record or record property to check for.

Returns

Type	Description
System.Boolean

Exists(Object)

The Exists(Object) method represents the attribute_exists(path) DynamoDB operation.

Declaration

public static bool Exists(object value)

Parameters

Type	Name	Description
System.Object	value	The record or record property to check for.

Returns

Type	Description
System.Boolean

HasType(Object, String)

The HasType(Object, String) method represents the attribute_type(path, type) DynamoDB operation.

Declaration

public static bool HasType(object value, string type)

Parameters

Type	Name	Description
System.Object	value	The record property to check.
System.String	type	The type to check.

Returns

Type	Description
System.Boolean

In(Decimal, IEnumerable<Decimal>)

The In(Decimal, IEnumerable<Decimal>) method represents the a IN (b, c, d) DynamoDB operation.

Declaration

public static bool In(decimal value, IEnumerable<decimal> list)

Parameters

Type	Name	Description
System.Decimal	value	The record property to check.
System.Collections.Generic.IEnumerable<System.Decimal>	list	The non-empty list of values to check for.

Returns

Type	Description
System.Boolean

In(Double, IEnumerable<Double>)

The In(Double, IEnumerable<Double>) method represents the a IN (b, c, d) DynamoDB operation.

Declaration

public static bool In(double value, IEnumerable<double> list)

Parameters

Type	Name	Description
System.Double	value	The record property to check.
System.Collections.Generic.IEnumerable<System.Double>	list	The non-empty list of values to check for.

Returns

Type	Description
System.Boolean

In(Int32, IEnumerable<Int32>)

The In(Int32, IEnumerable<Int32>) method represents the a IN (b, c, d) DynamoDB operation.

Declaration

public static bool In(int value, IEnumerable<int> list)

Parameters

Type	Name	Description
System.Int32	value	The record property to check.
System.Collections.Generic.IEnumerable<System.Int32>	list	The non-empty list of values to check for.

Returns

Type	Description
System.Boolean

In(Int64, IEnumerable<Int64>)

The In(Int64, IEnumerable<Int64>) method represents the a IN (b, c, d) DynamoDB operation.

Declaration

public static bool In(long value, IEnumerable<long> list)

Parameters

Type	Name	Description
System.Int64	value	The record property to check.
System.Collections.Generic.IEnumerable<System.Int64>	list	The non-empty list of values to check for.

Returns

Type	Description
System.Boolean

In(String, IEnumerable<String>)

The In(String, IEnumerable<String>) method represents the a IN (b, c, d) DynamoDB operation.

Declaration

public static bool In(string value, IEnumerable<string> list)

Parameters

Type	Name	Description
System.String	value	The record property to check.
System.Collections.Generic.IEnumerable<System.String>	list	The non-empty list of values to check for.

Returns

Type	Description
System.Boolean

Size(Byte[])

The Size(Byte[]) method represents the size(path) DynamoDB operation.

Declaration

public static int Size(byte[] value)

Parameters

Type	Name	Description
System.Byte[]	value	The record property to get the byte size of.

Returns

Type	Description
System.Int32

Size(ISet<Byte[]>)

The Size(ISet<Byte[]>) method represents the size(path) DynamoDB operation.

Declaration

public static int Size(ISet<byte[]> set)

Parameters

Type	Name	Description
System.Collections.Generic.ISet<System.Byte[]>	set	The record property to get the set item count of.

Returns

Type	Description
System.Int32

Size(ISet<Decimal>)

The Size(ISet<Decimal>) method represents the size(path) DynamoDB operation.

Declaration

public static int Size(ISet<decimal> set)

Parameters

Type	Name	Description
System.Collections.Generic.ISet<System.Decimal>	set	The record property to get the set item count of.

Returns

Type	Description
System.Int32

Size(ISet<Double>)

The Size(ISet<Double>) method represents the size(path) DynamoDB operation.

Declaration

public static int Size(ISet<double> set)

Parameters

Type	Name	Description
System.Collections.Generic.ISet<System.Double>	set	The record property to get the set item count of.

Returns

Type	Description
System.Int32

Size(ISet<Int32>)

The Size(ISet<Int32>) method represents the size(path) DynamoDB operation.

Declaration

public static int Size(ISet<int> set)

Parameters

Type	Name	Description
System.Collections.Generic.ISet<System.Int32>	set	The record property to get the set item count of.

Returns

Type	Description
System.Int32

Size(ISet<Int64>)

The Size(ISet<Int64>) method represents the size(path) DynamoDB operation.

Declaration

public static int Size(ISet<long> set)

Parameters

Type	Name	Description
System.Collections.Generic.ISet<System.Int64>	set	The record property to get the set item count of.

Returns

Type	Description
System.Int32

Size(ISet<String>)

The Size(ISet<String>) method represents the size(path) DynamoDB operation.

Declaration

public static int Size(ISet<string> set)

Parameters

Type	Name	Description
System.Collections.Generic.ISet<System.String>	set	The record property to get the set item count of.

Returns

Type	Description
System.Int32

Size(IList)

The Size(IList) method represents the size(path) DynamoDB operation.

Declaration

public static int Size(IList list)

Parameters

Type	Name	Description
System.Collections.IList	list	The record property to get the list item count of.

Returns

Type	Description
System.Int32

Size(String)

The Size(String) method represents the size(path) DynamoDB operation.

Declaration

public static int Size(string value)

Parameters

Type	Name	Description
System.String	value	The record property to get the character count of.

Returns

Type	Description
System.Int32

Size<T>(T)

The Size<T>(T) method represents the size(path) DynamoDB operation.

Declaration

public static int Size<T>(T map)
    where T : class

Parameters

Type	Name	Description
T	map	The record property to get the map item count of.

Returns

Type	Description
System.Int32

Type Parameters

Name	Description
T	The type of the record property.

Size<T>(IDictionary<String, T>)

The Size<T>(IDictionary<String, T>) method represents the size(path) DynamoDB operation.

Declaration

public static int Size<T>(IDictionary<string, T> map)

Parameters

Type	Name	Description
System.Collections.Generic.IDictionary<System.String, T>	map	The record property to get the map item count of.

Returns

Type	Description
System.Int32

Type Parameters

Name	Description
T	The type of the record property.

Size<T>(IList<T>)

The Size<T>(IList<T>) method represents the size(path) DynamoDB operation.

Declaration

public static int Size<T>(IList<T> list)

Parameters

Type	Name	Description
System.Collections.Generic.IList<T>	list	The record property to get the list item count of.

Returns

Type	Description
System.Int32

Type Parameters

Name	Description
T	The inner type for the generic list.