DependencyGraphController class

Controller that wraps DependencyGraph for use by the observer and UI widgets.

Provides convenience methods for adding/removing providers, querying dependencies, detecting circular dependencies, and serializing/deserializing the graph.

Constructors

DependencyGraphController()

Properties

graph → DependencyGraph

The underlying dependency graph (read-only from outside).

no setter

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

addDependency(String from, String to) → void

Records that from depends on to.

addProvider(String name, String type) → void

Adds a provider node to the graph.

clear() → void

Removes all nodes and edges from the graph.

detectCircularDependencies() → List<String>

Runs full-cycle detection on the entire graph. Returns human-readable descriptions of all cycles found.

getDependencies(String providerName) → List<String>

Returns providers that providerName directly depends on.

getDependents(String providerName) → List<String>

Returns providers that directly depend on providerName.

hasCircularDependency(String startNode) → bool

Returns true if startNode is part of a circular dependency.

importFromJson(List<Map<String, dynamic>> json) → void

Deserializes and merges a graph from toJson output. Clears the current graph before importing.

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

removeProvider(String name) → void

Removes a provider and all its edges from the graph.

toJson() → List<Map<String, dynamic>>

Serializes the graph to a list of JSON-compatible maps.

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited