de.tsl2.nano.h5.expression

Class RunnableExpression<T extends Serializable>

java.lang.Object

de.tsl2.nano.bean.def.AbstractExpression<T>

de.tsl2.nano.h5.expression.RunnableExpression<T>

All Implemented Interfaces:

de.tsl2.nano.bean.def.IValueExpression<T>, de.tsl2.nano.core.cls.IAttribute<T>, Serializable, Comparable<de.tsl2.nano.core.cls.IAttribute<T>>

Direct Known Subclasses:

RuleExpression, SimpleExpression, SQLExpression, URLExpression

public abstract class RunnableExpression<T extends Serializable>
extends de.tsl2.nano.bean.def.AbstractExpression<T>

base for all expression runners

Version:

$Revision$

Author:

Tom, Thomas Schneider

See Also:

Serialized Form

Field Summary

Fields inherited from class de.tsl2.nano.bean.def.AbstractExpression

declaringClass, expression, name, registeredExtensions, type

Constructor Summary

Constructors

Constructor and Description
RunnableExpression() constructor
RunnableExpression(Class<?> declaringClass, String expression, Class<T> type) constructor

Method Summary

Modifier and Type	Method and Description
void	connectTo(String attributeOfParent)
protected abstract de.tsl2.nano.execution.IPRunnable<T,Map<String,Object>>	createRunnable() createRunnable
protected Map<String,Object>	getArguments()
String	getName()
de.tsl2.nano.execution.VolatileResult<T>	getResult()
T	getValue(Object beanInstance)
protected Map<String,Object>	refreshArguments(Object beanInstance) calls BeanUtil.toValueMap(Object) to create a map holding all values of the given bean instance
protected void	setArguments(Map<String,Object> arguments)
void	setValue(Object instance, T value)

Methods inherited from class de.tsl2.nano.bean.def.AbstractExpression

compareTo, createRegExpOnAllRegistered, equals, getAccessMethod, getDeclaringClass, getExpression, getId, getImplementation, getType, hashCode, hasWriteAccess, isVirtual, registerExpression, setDeclaringClass, setExpression, setName, setType, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface de.tsl2.nano.bean.def.IValueExpression

getExpressionPattern

Methods inherited from interface de.tsl2.nano.core.cls.IAttribute

getAttribute

Constructor Detail

RunnableExpression

public RunnableExpression()

constructor

RunnableExpression

public RunnableExpression(Class<?> declaringClass,
                          String expression,
                          Class<T> type)

constructor

Parameters:

declaringClass -

expression -

type -

Method Detail

getResult

public de.tsl2.nano.execution.VolatileResult<T> getResult()

getName

public String getName()

Specified by:

getName in interface de.tsl2.nano.bean.def.IValueExpression<T extends Serializable>

Specified by:

getName in interface de.tsl2.nano.core.cls.IAttribute<T extends Serializable>

Overrides:

getName in class de.tsl2.nano.bean.def.AbstractExpression<T extends Serializable>

createRunnable

protected abstract de.tsl2.nano.execution.IPRunnable<T,Map<String,Object>> createRunnable()

createRunnable

Returns:

new instance of desired IPRunnable implementation

getValue

public T getValue(Object beanInstance)

refreshArguments

protected Map<String,Object> refreshArguments(Object beanInstance)

calls BeanUtil.toValueMap(Object) to create a map holding all values of the given bean instance

Parameters:

beanInstance - to be 'value'-mapped

Returns:

map holding all values of the given bean instance

getArguments

protected Map<String,Object> getArguments()

Returns:

Returns the arguments.

setArguments

protected void setArguments(Map<String,Object> arguments)

Parameters:

arguments - The arguments to set.

connectTo

public void connectTo(String attributeOfParent)

setValue

public void setValue(Object instance,
                     T value)