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IgPluginLoader Class Reference

#include <Iguana/Framework/interface/IgPluginLoader.h>

Inheritance diagram for IgPluginLoader:

List of all members.

Public Member Functions
	IgPluginLoader (IgState *in)
virtual void	load (IgState *state, const std::string &name, bool prefix=false)
virtual void	load (const std::string &name, bool prefix=false)
Private Member Functions
	IG_DECLARE_STATE_ELEMENT (IgPluginLoader)
Private Attributes
IgState *	m_state

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Detailed Description

Definition at line 19 of file IgPluginLoader.h.

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Constructor & Destructor Documentation

IgPluginLoader::IgPluginLoader

(

IgState *

in

)

Definition at line 23 of file IgPluginLoader.cc.

References ASSERT, m_state, and IgState::put().

    : m_state (in)
{
    ASSERT (m_state);
    m_state->put (s_key, this);
}

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Member Function Documentation

IgPluginLoader::IG_DECLARE_STATE_ELEMENT

(

IgPluginLoader

)

[private]

void IgPluginLoader::load	(	IgState *	state,
		const std::string &	name,
		bool	prefix = false
	)			[virtual]

Definition at line 35 of file IgPluginLoader.cc.

References IgPluginFactoryImplBase< Types >::begin(), IgPluginFactory< I >::begin(), IgPluginFactory< I >::end(), IgPluginFactoryImplBase< Types >::end(), IgCapabilityDB::get(), IgExtensionDB::get(), IgState::get(), IgStateKey::index(), load(), IgPluginFactory< void >::load(), and n.

{
    IgExtensionDB *edb = IgExtensionDB::get ();
    IgCapabilityDB *cdb = IgCapabilityDB::get ();

    // If asked for an exact match, get the element or the capability
    // if it doesn't already exist in the state.  This assumes the
    // extensions' state key names match their plug-in catalog names.
    // For capabilities we don't care since the whole point is to just
    // attach the plug-in, and extra load attempts are simply ignored.
    if (! prefix && ! state->get (IgStateKey::index (name)))
    {
        edb->create (name, state);
        cdb->load (name);
    }

    // Otherwise, if we are looking for a prefix, load all extensions
    // and capabilities whose name begins with that prefix.  (FIXME:
    // Use regex match instead?)  (FIXME: std::string `compare'
    // methods are not very standard so avoid them.)
    else if (prefix)
    {
        const char      *pfx = name.c_str ();
        size_t          n = name.length ();

        IgExtensionDB::Iterator ext = edb->begin ();
        IgExtensionDB::Iterator lastext = edb->end ();
        for ( ; ext != lastext; ++ext)
            if (! strncmp ((*ext)->name ().c_str (), pfx, n))
                load (state, (*ext)->name ());

        IgCapabilityDB::Iterator cap = cdb->begin ();
        IgCapabilityDB::Iterator lastcap = cdb->end();
        for ( ; cap != lastcap; ++cap)
            if (! strncmp ((*cap)->name ().c_str (), pfx, n))
                load (state, (*cap)->name ());
    }
}

void IgPluginLoader::load	(	const std::string &	name,
		bool	prefix = false
	)			[virtual]

Definition at line 31 of file IgPluginLoader.cc.

References m_state.

Referenced by load().

{ load (m_state, name, prefix); }

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Member Data Documentation

IgState* IgPluginLoader::m_state [private]

Definition at line 35 of file IgPluginLoader.h.

Referenced by IgPluginLoader(), and load().

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The documentation for this class was generated from the following files:

• Iguana/Framework/interface/IgPluginLoader.h
• Iguana/Framework/src/IgPluginLoader.cc

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