org.picocontainer.gems.lifecycle

Class ReflectionLifecycleStrategy

java.lang.Object

org.picocontainer.defaults.AbstractMonitoringLifecycleStrategy

org.picocontainer.gems.lifecycle.ReflectionLifecycleStrategy

All Implemented Interfaces:

java.io.Serializable, org.picocontainer.defaults.ComponentMonitorStrategy, org.picocontainer.defaults.LifecycleStrategy

public class ReflectionLifecycleStrategy
extends org.picocontainer.defaults.AbstractMonitoringLifecycleStrategy

Reflection lifecycle strategy. Starts, stops, disposes of component if appropriate methods are present. The component may implement only one of the three methods.

Since:

1.2

Author:

Paul Hammant, Mauro Talevi, Jörg Schaible

See Also:

Startable, Disposable, DefaultLifecycleStrategy, Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
private static int	DISPOSE
private java.util.Map	methodMap
private java.lang.String[]	methodNames
private static int	START
private static int	STOP

Constructor Summary

Constructors

Constructor and Description
ReflectionLifecycleStrategy(org.picocontainer.ComponentMonitor monitor) Construct a ReflectionLifecycleStrategy.
ReflectionLifecycleStrategy(org.picocontainer.ComponentMonitor monitor, java.lang.String startMethodName, java.lang.String stopMethodName, java.lang.String disposeMethodName) Construct a ReflectionLifecycleStrategy with individual method names.

Method Summary

Methods

Modifier and Type	Method and Description
void	dispose(java.lang.Object component)
boolean	hasLifecycle(java.lang.Class type) The component has a lifecylce if at least one of the three methods is present.
private java.lang.reflect.Method[]	init(java.lang.Class type)
private void	invokeMethod(java.lang.Object component, java.lang.reflect.Method method)
void	start(java.lang.Object component)
void	stop(java.lang.Object component)

Methods inherited from class org.picocontainer.defaults.AbstractMonitoringLifecycleStrategy

changeMonitor, currentMonitor

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

START

private static final int START

See Also:

Constant Field Values

STOP

private static final int STOP

See Also:

Constant Field Values

DISPOSE

private static final int DISPOSE

See Also:

Constant Field Values

methodNames

private java.lang.String[] methodNames

methodMap

private final transient java.util.Map methodMap

Constructor Detail

ReflectionLifecycleStrategy

public ReflectionLifecycleStrategy(org.picocontainer.ComponentMonitor monitor)

Construct a ReflectionLifecycleStrategy.

Parameters:

monitor - the monitor to use

Throws:

java.lang.NullPointerException - if the monitor is null

ReflectionLifecycleStrategy

public ReflectionLifecycleStrategy(org.picocontainer.ComponentMonitor monitor,
                           java.lang.String startMethodName,
                           java.lang.String stopMethodName,
                           java.lang.String disposeMethodName)

Construct a ReflectionLifecycleStrategy with individual method names. Note, that a lifecycle method does not have any arguments.

Parameters:

monitor - the monitor to use

startMethodName - the name of the start method

stopMethodName - the name of the stop method

disposeMethodName - the name of the dispose method

Throws:

java.lang.NullPointerException - if the monitor is null

Method Detail

start

public void start(java.lang.Object component)

stop

public void stop(java.lang.Object component)

dispose

public void dispose(java.lang.Object component)

invokeMethod

private void invokeMethod(java.lang.Object component,
                java.lang.reflect.Method method)

hasLifecycle

public boolean hasLifecycle(java.lang.Class type)

The component has a lifecylce if at least one of the three methods is present.

init

private java.lang.reflect.Method[] init(java.lang.Class type)