Class: Gloo::Objs::Mysql
- Inherits:
-
Core::Obj
- Object
- Core::Baseo
- Core::Obj
- Gloo::Objs::Mysql
- Defined in:
- lib/gloo/objs/data/mysql.rb
Constant Summary collapse
- KEYWORD =
'mysql'.freeze
- KEYWORD_SHORT =
'mysql'.freeze
- HOST =
'host'.freeze
- DB =
'database'.freeze
- USER =
'username'.freeze
- PASSWD =
'password'.freeze
Constants inherited from Core::Baseo
Core::Baseo::NOT_IMPLEMENTED_ERR
Instance Attribute Summary
Attributes inherited from Core::Obj
Attributes inherited from Core::Baseo
Class Method Summary collapse
-
.messages ⇒ Object
Get a list of message names that this object receives.
-
.short_typename ⇒ Object
The short name of the object type.
-
.typename ⇒ Object
The name of the object type.
Instance Method Summary collapse
-
#add_children_on_create? ⇒ Boolean
Does this object have children to add when an object is created in interactive mode? This does not apply during obj load, etc.
-
#add_default_children ⇒ Object
Add children to this object.
-
#msg_verify ⇒ Object
SSH to the host and execute the command, then update result.
-
#query(sql, params = nil) ⇒ Object
Open a connection and execute the SQL statement.
Methods inherited from Core::Obj
#add_child, can_create?, #can_receive_message?, #child_count, #contains_child?, #delete_children, #dispatch, #display_value, #find_add_child, #find_child, help, inherited, #initialize, #msg_reload, #msg_unload, #multiline_value?, #pn, #remove_child, #root?, #send_message, #set_parent, #set_value, #type_display, #value_display, #value_is_array?, #value_is_blank?, #value_string?
Methods inherited from Core::Baseo
Constructor Details
This class inherits a constructor from Gloo::Core::Obj
Class Method Details
.messages ⇒ Object
Get a list of message names that this object receives.
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# File 'lib/gloo/objs/data/mysql.rb', line 80 def self. return super + [ 'verify' ] end |
.short_typename ⇒ Object
The short name of the object type.
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# File 'lib/gloo/objs/data/mysql.rb', line 43 def self.short_typename return KEYWORD_SHORT end |
.typename ⇒ Object
The name of the object type.
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# File 'lib/gloo/objs/data/mysql.rb', line 36 def self.typename return KEYWORD end |
Instance Method Details
#add_children_on_create? ⇒ Boolean
Does this object have children to add when an object is created in interactive mode? This does not apply during obj load, etc.
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# File 'lib/gloo/objs/data/mysql.rb', line 56 def add_children_on_create? return true end |
#add_default_children ⇒ Object
Add children to this object. This is used by containers to add children needed for default configurations.
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# File 'lib/gloo/objs/data/mysql.rb', line 65 def add_default_children fac = @engine.factory fac.create_string HOST, nil, self fac.create_string DB, nil, self fac.create_string USER, nil, self fac.create_string PASSWD, nil, self end |
#msg_verify ⇒ Object
SSH to the host and execute the command, then update result.
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# File 'lib/gloo/objs/data/mysql.rb', line 87 def msg_verify return unless connects? @engine.heap.it.set_to true end |
#query(sql, params = nil) ⇒ Object
Open a connection and execute the SQL statement. Return the resulting data.
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# File 'lib/gloo/objs/data/mysql.rb', line 101 def query( sql, params = nil ) h = { host: host_value, database: db_value, username: user_value, password: passwd_value } client = Mysql2::Client.new( h ) heads = [] data = [] if params pst = client.prepare( sql ) rs = pst.execute( *params, :as => :array ) if rs rs.each do |row| arr = [] row.each do |o| arr << o end data << arr end end else rs = client.query( sql, :as => :array ) if rs rs.each do |row| data << row end end end heads = rs.fields if rs return [ heads, data ] end |