Package org.codehaus.plexus.component.manager

Examples of org.codehaus.plexus.component.manager.ComponentManager

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        if ( roleHint == null )
        {
            roleHint = PlexusConstants.PLEXUS_DEFAULT_HINT;
        }

        ComponentManager componentManager = container.getComponentManagerManager()
            .findComponentManagerByComponentKey( componentRole, roleHint, realm );

        // The first time we lookup a component a component manager will not exist so we ask the
        // component manager manager to create a component manager for us. Also if we are reloading
        // components then we'll also get a new component manager.

        if ( container.isReloadingEnabled() || componentManager == null )
        {
            ComponentDescriptor descriptor = container.getComponentRepository().getComponentDescriptor( componentRole,
                                                                                                        roleHint,
                                                                                                        realm );

            if ( descriptor == null )
            {
                if ( container.getParentContainer() != null )
                {
                    return container.getParentContainer().lookup( componentRole, roleHint, realm );
                }

                String message = "Component descriptor cannot be found in the component repository: " + componentRole
                    + " [" + roleHint + "]" + " (lookup realm: " + realm + ").";

                throw new ComponentLookupException( message );
            }

            componentManager = createComponentManager( descriptor, componentRole, roleHint );
        }

        try
        {
            component = componentManager.getComponent( realm );
        }
        catch ( ComponentInstantiationException e )
        {
            throw new ComponentLookupException( "Unable to lookup component '" + componentRole
                + "', it could not be created", e );
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    // ----------------------------------------------------------------------------

    private ComponentManager createComponentManager( ComponentDescriptor descriptor, String role, String roleHint )
        throws ComponentLookupException
    {
        ComponentManager componentManager;

        try
        {
            componentManager = container.getComponentManagerManager().createComponentManager( descriptor,
                                                                                              container,
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        if ( component == null )
        {
            return;
        }

        ComponentManager componentManager = componentManagerManager.findComponentManagerByComponentInstance( component );

        if ( componentManager == null )
        {
            if ( parentContainer != null )
            {
                parentContainer.release( component );
            }
            else
            {
                getLogger()
                    .warn( "Component manager not found for returned component. Ignored. component=" + component );
            }
        }
        else
        {
            componentManager.release( component );

            if ( componentManager.getConnections() <= 0 )
            {
                componentManagerManager.unassociateComponentWithComponentManager( component );
            }
        }
    }
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        if ( component == null )
        {
            return;
        }

        ComponentManager componentManager = componentManagerManager.findComponentManagerByComponentInstance( component );

        componentManager.suspend( component );
    }
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        if ( component == null )
        {
            return;
        }

        ComponentManager componentManager = componentManagerManager.findComponentManagerByComponentInstance( component );

        componentManager.resume( component );
    }
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        if ( roleHint == null )
        {
            roleHint = PlexusConstants.PLEXUS_DEFAULT_HINT;
        }

        ComponentManager componentManager = container.getComponentManagerManager()
            .findComponentManagerByComponentKey( componentRole, roleHint, realm );

        // The first time we lookup a component a component manager will not exist so we ask the
        // component manager manager to create a component manager for us. Also if we are reloading
        // components then we'll also get a new component manager.

        if ( container.isReloadingEnabled() || componentManager == null )
        {
            ComponentDescriptor descriptor = container.getComponentRepository().getComponentDescriptor( componentRole,
                                                                                                        roleHint,
                                                                                                        realm );

            if ( descriptor == null )
            {
                if ( container.getParentContainer() != null )
                {
                    return container.getParentContainer().lookup( componentRole, roleHint, realm );
                }

                String message = "Component descriptor cannot be found in the component repository: " + componentRole
                    + " [" + roleHint + "]" + " (lookup realm: " + realm + ").";

                throw new ComponentLookupException( message );
            }

            componentManager = createComponentManager( descriptor, componentRole, roleHint );
        }

        try
        {
            component = componentManager.getComponent( realm );
        }
        catch ( ComponentInstantiationException e )
        {
            throw new ComponentLookupException( "Unable to lookup component '" + componentRole
                + "', it could not be created", e );
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    // ----------------------------------------------------------------------------

    private ComponentManager createComponentManager( ComponentDescriptor descriptor, String role, String roleHint )
        throws ComponentLookupException
    {
        ComponentManager componentManager;

        try
        {
            componentManager = container.getComponentManagerManager().createComponentManager( descriptor,
                                                                                              container,
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        if ( component == null )
        {
            return;
        }

        ComponentManager componentManager = componentManagerManager.findComponentManagerByComponentInstance( component );

        if ( componentManager == null )
        {
            if ( parentContainer != null )
            {
                parentContainer.release( component );
            }
            else
            {
                getLogger()
                    .warn( "Component manager not found for returned component. Ignored. component=" + component );
            }
        }
        else
        {
            componentManager.release( component );

            if ( componentManager.getConnections() <= 0 )
            {
                componentManagerManager.unassociateComponentWithComponentManager( component );
            }
        }
    }
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        if ( component == null )
        {
            return;
        }

        ComponentManager componentManager = componentManagerManager.findComponentManagerByComponentInstance( component );

        componentManager.suspend( component );
    }
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        if ( component == null )
        {
            return;
        }

        ComponentManager componentManager = componentManagerManager.findComponentManagerByComponentInstance( component );

        componentManager.resume( component );
    }
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Related Classes of org.codehaus.plexus.component.manager.ComponentManager

  • org.codehaus.plexus.DefaultComponentLookupManager
  • org.codehaus.plexus.DefaultPlexusContainer
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