DP44/docs/ai/Common/DTS.Common.ServiceLibrary.md

source_files, generated_at, model, schema_version, sha256

source_files	generated_at	model	schema_version	sha256
Common/DTS.Common.ServiceLibrary/ServiceLibrary.cs Common/DTS.Common.ServiceLibrary/IServiceLibrary.cs	2026-04-17T16:36:19.055239+00:00	zai-org/GLM-5-FP8	1	50c5239dfd4ea753

Documentation: DTS.Common.ServiceLibrary

1. Purpose

This module provides a Windows Communication Foundation (WCF) service implementation that serves as a basic service library template within the DTS system. It defines a service contract (IServiceLibrary) and its implementation (ServiceLibrary) with two operations: a simple echo-style data retrieval method and a data contract manipulation method. This appears to be foundational infrastructure code, likely serving as a reference implementation or base service layer that other services in the system may extend or emulate.

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2. Public Interface

Interface: IServiceLibrary

Location: IServiceLibrary.cs
Attribute: [ServiceContract]

Method	Signature	Description
GetData	string GetData(int value)	Accepts an integer and returns a formatted string: "You entered: {value}". Marked with [OperationContract].
GetDataUsingDataContract	CompositeType GetDataUsingDataContract(CompositeType composite)	Accepts a CompositeType object, conditionally modifies its StringValue property, and returns it. Marked with [OperationContract].

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Class: ServiceLibrary

Location: ServiceLibrary.cs
Implements: IServiceLibrary

Method	Behavior
string GetData(int value)	Returns string.Format("You entered: {0}", value).
CompositeType GetDataUsingDataContract(CompositeType composite)	Throws ArgumentNullException if composite is null. If composite.BoolValue is true, appends "Suffix" to composite.StringValue. Returns the modified composite object.

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Class: CompositeType

Location: IServiceLibrary.cs
Attribute: [DataContract]

Property	Type	Default Value	Attribute	Description
BoolValue	bool	true	[DataMember]	Boolean flag that controls suffix-appending behavior in GetDataUsingDataContract.
StringValue	string	"Hello "	[DataMember]	String value that may be modified by GetDataUsingDataContract.

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3. Invariants

1. Null Argument Handling: GetDataUsingDataContract(CompositeType composite) will always throw ArgumentNullException when called with a null reference. The parameter name passed to the exception constructor is "composite".

2. Conditional Mutation: In GetDataUsingDataContract, the string "Suffix" is appended to StringValue if and only if BoolValue evaluates to true. No modification occurs when BoolValue is false.

3. Default State of CompositeType: Newly instantiated CompositeType objects will always have BoolValue = true and StringValue = "Hello " unless explicitly changed.

4. Return Value: GetDataUsingDataContract always returns the same object reference passed in; it never creates a new instance.

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4. Dependencies

This Module Depends On