org.apache.turbine.services.intake
Class TurbineIntake

java.lang.Object
  org.apache.turbine.services.intake.TurbineIntake

public abstract class TurbineIntake

extends java.lang.Object

This is a Facade class for IntakeService. This class provides static methods that call related methods of the implementation of the IntakeService used by the System, according to the settings in TurbineResources.

Version:

$Id: TurbineIntake.java 534527 2007-05-02 16:10:59Z tv $

Author:

John McNally, Quinton McCombs

Constructor Summary

TurbineIntake()

Method Summary

static java.lang.reflect.Method	getFieldGetter(java.lang.String className, java.lang.String propName) Gets the Method that can be used to get a property value.
static java.lang.reflect.Method	getFieldSetter(java.lang.String className, java.lang.String propName) Gets the Method that can be used to set a property.
static Group	getGroup(java.lang.String groupName) Gets an instance of a named group either from the pool or by calling the Factory Service if the pool is empty.
static java.lang.String	getGroupKey(java.lang.String groupName) Gets the key (usually a short identifier) for a group.
static java.lang.String	getGroupName(java.lang.String groupKey) Gets the group name given its key.
static java.lang.String[]	getGroupNames() Names of all the defined groups.
static int	getSize(java.lang.String groupName) Gets the current size of the pool for a named group.
static void	releaseGroup(Group instance) Puts a group back to the pool.

Methods inherited from class java.lang.Object

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

Constructor Detail

TurbineIntake

public TurbineIntake()

Method Detail

getGroup

public static Group getGroup(java.lang.String groupName)
                      throws IntakeException

Gets an instance of a named group either from the pool or by calling the Factory Service if the pool is empty.

Parameters:

groupName - the name of the group.

Returns:

a Group instance.

Throws:

IntakeException - if recycling fails.

releaseGroup

public static void releaseGroup(Group instance)
                         throws IntakeException

Puts a group back to the pool.

Parameters:

instance - the object instance to recycle.

Throws:

IntakeException - A non existant group was passed

getSize

public static int getSize(java.lang.String groupName)
                   throws IntakeException

Gets the current size of the pool for a named group.

Parameters:

groupName - the name of the group.

Returns:

the current pool size

Throws:

IntakeException - A non existant group was passed

getGroupNames

public static java.lang.String[] getGroupNames()

Names of all the defined groups.

Returns:

array of names.

getGroupKey

public static java.lang.String getGroupKey(java.lang.String groupName)

Gets the key (usually a short identifier) for a group.

Parameters:

groupName - the name of the group.

Returns:

the the key.

getGroupName

public static java.lang.String getGroupName(java.lang.String groupKey)

Gets the group name given its key.

Parameters:

groupKey - the key.

Returns:

groupName the name of the group.

getFieldSetter

public static java.lang.reflect.Method getFieldSetter(java.lang.String className,
                                                      java.lang.String propName)
                                               throws java.beans.IntrospectionException,
                                                      java.lang.ClassNotFoundException

Gets the Method that can be used to set a property.

Parameters:

className - the name of the object.

propName - the name of the property.

Returns:

the setter.

Throws:

java.lang.ClassNotFoundException

java.beans.IntrospectionException

getFieldGetter

public static java.lang.reflect.Method getFieldGetter(java.lang.String className,
                                                      java.lang.String propName)
                                               throws java.beans.IntrospectionException,
                                                      java.lang.ClassNotFoundException

Gets the Method that can be used to get a property value.

Parameters:

className - the name of the object.

propName - the name of the property.

Returns:

the getter.

Throws:

java.lang.ClassNotFoundException

java.beans.IntrospectionException