Class: ActiveShard::ShardLookupHandler

Inherits:

Object

• Object
• ActiveShard::ShardLookupHandler

Defined in:

lib/active_shard/shard_lookup_handler.rb

Overview

Handles current shard resolution using the provided scope

Instance Method Summary

• #initialize(options = {}) ⇒ ShardLookupHandler constructor

  Initializes a shard lookup handler.

• #lookup_active_shard(schema_name) ⇒ Symbol^?

  Returns the active shard for the provided schema, or nil if none.

Constructor Details

#initialize(options = {}) ⇒ ShardLookupHandler

Initializes a shard lookup handler

Parameters:

• options (Hash) (defaults to: {})

Options Hash (options):

• :scope (Scope, ScopeManager)

# File 'lib/active_shard/shard_lookup_handler.rb', line 12

def initialize( options={} )
  @scope  = options[:scope]
end

Instance Method Details

#lookup_active_shard(schema_name) ⇒ Symbol^?

Returns the active shard for the provided schema, or nil if none.

Parameters:

• schema_name (Symbol)

Returns:

• (Symbol, nil) —

  shard name if any

# File 'lib/active_shard/shard_lookup_handler.rb', line 21

def lookup_active_shard( schema_name )
  @scope.active_shard_for_schema( schema_name )
end