Module: Mybatis::MapperXMLBuilder

Included in:
Builder
Defined in:
lib/mybatis/builder/mapper_xml_builder.rb

Instance Method Summary collapse

Instance Method Details

#build_mapper_xml(workspace, context) ⇒ Object 



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# File 'lib/mybatis/builder/mapper_xml_builder.rb', line 6

def build_mapper_xml(workspace,context)
  #实体类存放目录
  mapper_path = get_mapper_xml_path workspace,context

  FileUtils.makedirs mapper_path unless File.directory? mapper_path

  file_path = "#{mapper_path}#{context.po_name}Mapper.xml"
  #实体类对应文件
  file = File.new file_path ,"w"
  file.puts "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>"
  file.puts "<!DOCTYPE mapper PUBLIC \"-//mybatis.org//DTD Mapper 3.0//EN\""
  file.puts "		\"http://mybatis.org/dtd/mybatis-3-mapper.dtd\">"
  file.puts
  file.puts "<mapper namespace=\"#{self.get_class_path context}Mapper\">"
  file.puts "    <resultMap id=\"BaseResultMap\" type=\"#{self.get_class_path context}\" >"
  context.attributes.each_with_index do |attr,index|
    file.puts "        <result column=\"#{attr.column_name}\" property=\"#{attr.field_name}\" />"
  end
  file.puts "    </resultMap>"
  file.puts
  file.puts "   <insert id=\"insert\" parameterType=\"#{self.get_class_path context} \">"
  file.puts "     insert into #{self.get_table_name context} ("
  file.puts "       #{self.get_all_column context}"
  file.puts '     )'
  file.puts '     values('
  context.attributes.each_with_index do |attr,index|
    result = self.get_mapper_column attr.field_name
    if index != context.attributes.size - 1
      result << ','
    end
    file.puts "       #{result}"
  end
  file.puts '     )'
  file.puts '   </insert>'
  file.puts
  file.puts '   <delete id="delete">'
  file.puts "     delete from #{self.get_table_name context} where id = \#{id}"
  file.puts '   </delete>'
  file.puts
  file.puts "   <update id=\"update\" parameterType=\"#{self.get_class_path context}\">"
  file.puts "     update #{self.get_table_name context}"
  file.puts '     set'
  context.attributes.each_with_index do |attr,index|
    result = self.get_mapper_column attr.field_name
    if index != context.attributes.size - 1
      result << ','
    end
    file.puts "       #{attr.field_name} = #{result}"
  end
  file.puts "     where id = \#{id}"
  file.puts '   </update>'
  file.puts
  file.puts "   <select id=\"select\" resultType=\"#{self.get_class_path context}\" resultMap=\"BaseResultMap\">"
  file.puts "     select * from #{self.get_table_name context} where id = \#{id}"
  file.puts '   </select>'
  file.puts '</mapper>'
  file.close

  puts "create file: #{file_path}"
end

#get_all_column(context) ⇒ Object 



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# File 'lib/mybatis/builder/mapper_xml_builder.rb', line 84

def get_all_column(context)
  result = ''
  context.attributes.each_with_index do |attr|
    result << ',' unless result.end_with? ','
    result << attr.column_name
  end
  result[1,result.size]
end

#get_class_path(context) ⇒ Object 



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# File 'lib/mybatis/builder/mapper_xml_builder.rb', line 75

def get_class_path(context)
  return "#{context.package}.#{context.po_name}" if context.package
  "#{context.po_name}"
end

#get_mapper_column(field_name) ⇒ Object 



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# File 'lib/mybatis/builder/mapper_xml_builder.rb', line 93

def get_mapper_column(field_name)
  result = "\#{"
  result << "#{field_name}"
  result << '}'
end

#get_mapper_xml_path(workspace, context) ⇒ Object 



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# File 'lib/mybatis/builder/mapper_xml_builder.rb', line 67

def get_mapper_xml_path(workspace,context)
  mapper_path = workspace
  mapper_path << '/' unless mapper_path.end_with? '/'
  mapper_path << context.package.gsub(/\./,'/') if context.package
  mapper_path << '/' unless mapper_path.end_with? '/'
  mapper_path << 'mapper/'
end

#get_table_name(context) ⇒ Object 



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# File 'lib/mybatis/builder/mapper_xml_builder.rb', line 80

def get_table_name(context)
  "t_#{context.po_name.downcase_first.replace_upcase_to_underline}"
end

#get_update_values_column(context) ⇒ Object 



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# File 'lib/mybatis/builder/mapper_xml_builder.rb', line 99

def get_update_values_column(context)
  result = ''
  context.attributes.each_with_index do |attr|
    result << ',\n' if result.end_with? ',\n'
    result << "#{attr.field_name} = " << '#{' << attr.field_name + '}'
  end
  result
end