Location Master Service - Class Diagrams

Domain Model Overview

classDiagram
    class LocationMaster {
        <<Aggregate Root>>
        -String locationId
        -String warehouseId
        -LocationHierarchy hierarchy
        -LocationType type
        -LocationStatus status
        -PhysicalDimensions dimensions
        -Capacity capacity
        -List~LocationAttribute~ attributes
        -List~RestrictionRule~ restrictions
        -SlottingProfile slotting
        -DateTime createdAt
        -DateTime modifiedAt
        +create(specifications) void
        +updateCapacity(newCapacity) void
        +assignSlotting(profile) void
        +addRestriction(rule) void
        +activate() void
        +deactivate(reason) void
        +validateConfiguration() ValidationResult
        +canStore(item) boolean
        +calculateUtilization() Percentage
    }

    class LocationHierarchy {
        <<Value Object>>
        -String warehouse
        -String building
        -String floor
        -String zone
        -String aisle
        -String bay
        -String level
        -String position
        +getFullPath() String
        +getParentPath() String
        +getDepth() int
        +isChildOf(other) boolean
    }

    class Capacity {
        <<Value Object>>
        -Weight maxWeight
        -Volume maxVolume
        -int maxUnits
        -int maxPallets
        -Dimensions maxDimensions
        -double currentUtilization
        +hasCapacity(requirement) boolean
        +calculateRemaining() Capacity
        +addLoad(load) void
        +removeLoad(load) void
    }

    class LocationAttribute {
        <<Entity>>
        -String attributeId
        -AttributeType type
        -String name
        -String value
        -boolean mandatory
        -DateTime effectiveDate
        -DateTime expirationDate
        +isActive() boolean
        +validate(value) boolean
    }

    class RestrictionRule {
        <<Entity>>
        -String ruleId
        -RestrictionType type
        -String expression
        -Severity severity
        -List~Condition~ conditions
        -String message
        +evaluate(context) boolean
        +apply(item) RestrictionResult
    }

    class SlottingProfile {
        <<Entity>>
        -String profileId
        -VelocityClass velocityClass
        -PickingStrategy strategy
        -ProductCategory category
        -double pickFrequency
        -TurnoverRate turnover
        +optimize() void
        +scoreLocation(location) double
        +recommendReSlot() List~Recommendation~
    }

    LocationMaster "1" --> "1" LocationHierarchy : has
    LocationMaster "1" --> "1" Capacity : defines
    LocationMaster "1" --> "*" LocationAttribute : contains
    LocationMaster "1" --> "*" RestrictionRule : enforces
    LocationMaster "1" --> "1" SlottingProfile : uses

Location Configuration Management

classDiagram
    class LocationConfigurationService {
        <<Domain Service>>
        -ConfigValidator validator
        -TemplateManager templates
        -BulkOperationProcessor bulk
        +configureLocation(config) Location
        +applyTemplate(template, locations) void
        +bulkUpdate(updates) BulkResult
        +validateConfiguration(config) ValidationResult
        -enforceBusinessRules(location) void
    }

    class LocationTemplate {
        <<Entity>>
        -String templateId
        -String name
        -LocationType applicableType
        -Map~String, Object~ defaultValues
        -List~AttributeTemplate~ attributes
        -List~RuleTemplate~ rules
        +apply(location) void
        +validate() boolean
        +clone() LocationTemplate
    }

    class ZoneConfiguration {
        <<Entity>>
        -String zoneId
        -ZoneType type
        -List~String~ locationIds
        -ZoneStrategy strategy
        -TemperatureRange temperature
        -SecurityLevel security
        -List~Equipment~ equipment
        +addLocation(locationId) void
        +removeLocation(locationId) void
        +validateZone() boolean
    }

    class AisleConfiguration {
        <<Entity>>
        -String aisleId
        -AisleType type
        -Direction pickDirection
        -double width
        -double height
        -List~Bay~ bays
        -TrafficFlow trafficFlow
        +configureBays(count, dimensions) void
        +optimizeLayout() void
        +calculateCapacity() Capacity
    }

    class WarehouseLayout {
        <<Entity>>
        -String layoutId
        -String warehouseId
        -List~Zone~ zones
        -List~Aisle~ aisles
        -List~DockDoor~ dockDoors
        -List~StagingArea~ stagingAreas
        -FloorPlan floorPlan
        +addZone(zone) void
        +reorganize(plan) void
        +visualize() LayoutVisualization
    }

    LocationConfigurationService --> LocationTemplate : uses
    LocationConfigurationService --> ZoneConfiguration : manages
    LocationConfigurationService --> AisleConfiguration : manages
    LocationConfigurationService --> WarehouseLayout : maintains

Slotting Optimization

classDiagram
    class SlottingOptimizer {
        <<Domain Service>>
        -OptimizationAlgorithm algorithm
        -VelocityAnalyzer velocityAnalyzer
        -CubicOptimizer cubicOptimizer
        +optimizeSlotting(warehouse) SlottingPlan
        +analyzeVelocity(items) VelocityAnalysis
        +recommendMoves(current) List~Move~
        +simulateSlotting(plan) SimulationResult
        -calculateScore(configuration) double
    }

    class VelocityAnalyzer {
        <<Service>>
        -HistoricalData pickHistory
        -StatisticalAnalyzer stats
        +classifyItems(items) ABCClassification
        +calculateVelocity(item) Velocity
        +predictFutureVelocity(item) Prediction
        +identifySeasonality(item) SeasonalPattern
    }

    class ABCClassification {
        <<Value Object>>
        -List~Item~ aItems
        -List~Item~ bItems
        -List~Item~ cItems
        -double aPercentage
        -double bPercentage
        -double cPercentage
        +getClass(item) VelocityClass
        +rebalance() void
    }

    class SlottingStrategy {
        <<Strategy Interface>>
        +generateSlotting(items, locations) SlottingPlan
    }

    class VelocityBasedSlotting {
        <<Strategy>>
        +generateSlotting(items, locations) SlottingPlan
        -assignHighVelocity(items, locations) void
        -optimizePickPath(assignments) void
    }

    class FamilyGroupSlotting {
        <<Strategy>>
        +generateSlotting(items, locations) SlottingPlan
        -groupFamilies(items) List~Family~
        -assignFamilies(families, locations) void
    }

    class CubicMoveSlotting {
        <<Strategy>>
        +generateSlotting(items, locations) SlottingPlan
        -calculateCubicMove(item, location) double
        -minimizeCubicMove(assignments) void
    }

    SlottingOptimizer --> VelocityAnalyzer : uses
    VelocityAnalyzer --> ABCClassification : produces
    SlottingOptimizer --> SlottingStrategy : implements
    SlottingStrategy <|.. VelocityBasedSlotting
    SlottingStrategy <|.. FamilyGroupSlotting
    SlottingStrategy <|.. CubicMoveSlotting

Location Validation and Rules

classDiagram
    class LocationValidator {
        <<Domain Service>>
        -List~ValidationRule~ rules
        -ConstraintChecker constraints
        +validate(location) ValidationResult
        +validateBulk(locations) BulkValidationResult
        -checkPhysicalConstraints(location) boolean
        -checkBusinessRules(location) boolean
        -checkSafetyRequirements(location) boolean
    }

    class ValidationRule {
        <<Entity>>
        -String ruleId
        -RuleType type
        -String expression
        -Severity severity
        -String errorMessage
        +evaluate(context) RuleResult
        +isApplicable(location) boolean
    }

    class ConstraintChecker {
        <<Service>>
        -List~Constraint~ constraints
        +checkWeightLimit(location, item) boolean
        +checkDimensionFit(location, item) boolean
        +checkCompatibility(location, item) boolean
        +checkAccessibility(location) boolean
    }

    class ComplianceValidator {
        <<Service>>
        -RegulationLibrary regulations
        -SafetyStandards safety
        +validateCompliance(location) ComplianceResult
        +checkHazmatCompliance(location) boolean
        +checkFoodSafety(location) boolean
        +checkPharmaceutical(location) boolean
    }

    class BusinessRuleEngine {
        <<Service>>
        -RuleRepository rules
        -ExpressionEvaluator evaluator
        +evaluateRules(location, context) RuleResult
        +addRule(rule) void
        +updateRule(ruleId, rule) void
        +prioritizeRules(rules) List~Rule~
    }

    LocationValidator --> ValidationRule : applies
    LocationValidator --> ConstraintChecker : uses
    LocationValidator --> ComplianceValidator : delegates
    LocationValidator --> BusinessRuleEngine : executes

Location Maintenance

classDiagram
    class LocationMaintenanceService {
        <<Domain Service>>
        -MaintenanceScheduler scheduler
        -InspectionService inspection
        -CleaningService cleaning
        +scheduleMaintenance(location) Schedule
        +performInspection(location) InspectionResult
        +recordMaintenance(activity) void
        +getMaintenanceHistory(location) List~MaintenanceRecord~
    }

    class MaintenanceSchedule {
        <<Entity>>
        -String scheduleId
        -String locationId
        -ScheduleType type
        -Frequency frequency
        -DateTime nextDue
        -List~MaintenanceTask~ tasks
        +isDue() boolean
        +complete(task) void
        +reschedule(newDate) void
    }

    class LocationAudit {
        <<Entity>>
        -String auditId
        -String locationId
        -AuditType type
        -DateTime auditDate
        -String auditor
        -List~Finding~ findings
        -AuditStatus status
        +addFinding(finding) void
        +complete() void
        +generateReport() Report
    }

    class LocationHistory {
        <<Entity>>
        -String historyId
        -String locationId
        -List~HistoryEntry~ entries
        -List~ConfigChange~ changes
        +recordChange(change) void
        +getTimeline() Timeline
        +rollback(toVersion) void
    }

    LocationMaintenanceService --> MaintenanceSchedule : manages
    LocationMaintenanceService --> LocationAudit : performs
    LocationMaintenanceService --> LocationHistory : maintains

Command and Query Handlers

classDiagram
    class CreateLocationCommand {
        <<Command>>
        -LocationSpecification specification
        -String warehouseId
        -LocationHierarchy hierarchy
        +validate() ValidationResult
    }

    class UpdateCapacityCommand {
        <<Command>>
        -String locationId
        -Capacity newCapacity
        -String reason
        +validate() ValidationResult
    }

    class AssignSlottingCommand {
        <<Command>>
        -String locationId
        -SlottingProfile profile
        +validate() ValidationResult
    }

    class GetLocationQuery {
        <<Query>>
        -String locationId
        -boolean includeAttributes
        -boolean includeMetrics
    }

    class SearchLocationsQuery {
        <<Query>>
        -LocationSearchCriteria criteria
        -Pagination pagination
        -Sorting sorting
    }

    class LocationQueryHandler {
        <<Query Handler>>
        -LocationReadModel readModel
        +handle(GetLocationQuery) LocationDto
        +handle(SearchLocationsQuery) PagedResult~LocationDto~
        -enrichLocation(location) void
    }

Domain Events

classDiagram
    class LocationEvent {
        <<Abstract Event>>
        -String eventId
        -String locationId
        -DateTime occurredAt
        +getEventType() String
    }

    class LocationCreatedEvent {
        <<Event>>
        -LocationSpecification specification
        -String createdBy
        +getEventType() String
    }

    class LocationConfiguredEvent {
        <<Event>>
        -Map~String, Object~ configuration
        -String configuredBy
        +getEventType() String
    }

    class CapacityUpdatedEvent {
        <<Event>>
        -Capacity oldCapacity
        -Capacity newCapacity
        -String reason
        +getEventType() String
    }

    class SlottingAssignedEvent {
        <<Event>>
        -SlottingProfile profile
        -List~String~ affectedItems
        +getEventType() String
    }

    class LocationDeactivatedEvent {
        <<Event>>
        -String reason
        -DateTime effectiveDate
        +getEventType() String
    }

    LocationEvent <|-- LocationCreatedEvent
    LocationEvent <|-- LocationConfiguredEvent
    LocationEvent <|-- CapacityUpdatedEvent
    LocationEvent <|-- SlottingAssignedEvent
    LocationEvent <|-- LocationDeactivatedEvent

Integration Services

classDiagram
    class LocationIntegrationService {
        <<Integration Service>>
        -ERPConnector erpConnector
        -CADIntegration cadIntegration
        -IoTGateway iotGateway
        +syncWithERP() SyncResult
        +importCADLayout(file) Layout
        +connectIoTSensors(sensors) void
        +exportLocationData() ExportFile
    }

    class LocationAnalyticsService {
        <<Analytics Service>>
        -UtilizationAnalyzer analyzer
        -PerformanceTracker tracker
        +analyzeUtilization(period) UtilizationReport
        +calculateKPIs() KPIReport
        +predictCapacityNeeds(forecast) CapacityPrediction
        +identifyOptimizations() List~Optimization~
    }

    class LocationVisualizationService {
        <<Visualization Service>>
        -Renderer3D renderer
        -HeatMapGenerator heatmap
        +render3DWarehouse(warehouseId) Model3D
        +generateHeatMap(metric) HeatMap
        +createFloorPlan(floor) FloorPlan
        +animateFlow(period) Animation
    }

    LocationIntegrationService --> LocationMaster : syncs
    LocationAnalyticsService --> LocationMaster : analyzes
    LocationVisualizationService --> LocationMaster : visualizes