NAME

App::Hachero::Plugin::Base - base class of plugin for App::Hachero

SYNOPSYS

package App::Hachero::Plugin::Analyze::MyAnalyzer;
use base App::Hachero::Plugin::Base;

sub init {
    my ($self, $app) = @_;
    # prepare something
}

sub analyzer : Hook {
    my ($self, $context) = @_;
    # do something
}

1;

DESCRIPTION

base class of App::Hachero plugin. You can subclass this to implement your analyzer or other plugins.

preparation

you can setup your plugin in init method.

• init($self, $app)

  $self is instanciated plugin object and so you can setup your plugin before running hooks. $app is not application instance but classname "App::Hachero" string.

available hooks

• initialize

  called once after the application is instancieated. you can access to $context->conf->{global} and setup your plugins.

• fetch

  called once at the begining of the application. See App::Hachero::Plugin::Fetch::FTP for detailed example.

• input

  called to set the current log line. See App::Hachero::Plugin::Input::Stdin for detailed example.

• parse

  called in each line to parse the current log line. See App::Hachero::Plugin::Parse::Common for detailed example.

• classify

  called to distingwish the log type (for example, whether robot access or not). See App::Hachero::Plugin::Classify::Robot for detailed example.

• filter

  called to exclude needless log. See App::Hachero::Plugin::Filter::AccessTime for detailed example.

• analyze

  called to analyze the log and store result. See App::Hachero::Plugin::Analyze::AccessCount for detailed example.

• output_line

  called to output result of the current log line. See App::Hachero::Plugin::OutputLine::HadoopMap for detailed example.

• output

  called once the end of process to output calculated result. See App::Hachero::Plugin::Output::Dump for detailed example.

• cleanup

  called once after the process to cleanup.

METHODS

new

Constructor. You don't need to think about it.

AUTHOR

Takaaki Mizuno <cpan@takaaki.info>

Nobuo Danjou <nobuo.danjou@gmail.com>

SEE ALSO

App::Hachero