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Contents
# This class handels SQLite3-specific behaviour.
class Baza::Driver::Sqlite3Java < Baza::JdbcDriver
AutoAutoloader.autoload_sub_classes(self, __FILE__)
attr_reader :mutex_statement_reader
# Helper to enable automatic registering of database using Baza::Db.from_object
def self.from_object(args)
if args[:object].class.name == "Java::OrgSqlite::SQLiteConnection"
return {
type: :success,
args: {
type: :sqlite3_java,
conn: args[:object]
}
}
end
end
def self.args
[{
label: "Path",
name: "path"
}]
end
# Constructor. This should not be called manually.
def initialize(db)
super
@path = @db.opts[:path] if @db.opts[:path]
@preload_results = true
if @db.opts[:conn]
@conn = @db.opts[:conn]
else
org.sqlite.JDBC
reconnect
end
end
def reconnect
raise "No path was given." unless @path
@stmt = nil
@conn = java.sql.DriverManager.getConnection("jdbc:sqlite:#{@path}")
end
# Escapes a string to be safe to used in a query.
def escape(string)
# This code is taken directly from the documentation so we dont have to rely on the SQLite3::Database class. This way it can also be used with JRuby and IronRuby...
# http://sqlite-ruby.rubyforge.org/classes/SQLite/Database.html
string.to_s.gsub(/'/, "''")
end
def transaction
query_no_result_set("BEGIN TRANSACTION")
begin
yield @db
query_no_result_set("COMMIT")
rescue
query_no_result_set("ROLLBACK")
raise
end
end
end
Version data entries
18 entries across 18 versions & 1 rubygems