程序包 cn.taketoday.context.expression

类 BeanExpressionContextAccessor

java.lang.Object

cn.taketoday.context.expression.BeanExpressionContextAccessor

所有已实现的接口:

cn.taketoday.expression.PropertyAccessor

public class BeanExpressionContextAccessor
extends Object
implements cn.taketoday.expression.PropertyAccessor

EL property accessor that knows how to traverse the beans and contextual objects of a BeanExpressionContext.

从以下版本开始:

4.0 2022/3/11 17:31

作者:

Juergen Hoeller, Andy Clement, Harry Yang

构造器概要

构造器

构造器	说明
BeanExpressionContextAccessor()

方法概要

修饰符和类型	方法	说明
boolean	canRead(cn.taketoday.expression.EvaluationContext context, Object target, String name)
boolean	canWrite(cn.taketoday.expression.EvaluationContext context, Object target, String name)
Class<?>[]	getSpecificTargetClasses()
cn.taketoday.expression.TypedValue	read(cn.taketoday.expression.EvaluationContext context, Object target, String name)
void	write(cn.taketoday.expression.EvaluationContext context, Object target, String name, Object newValue)

从类继承的方法 java.lang.Object

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

构造器详细资料

BeanExpressionContextAccessor

public BeanExpressionContextAccessor()

方法详细资料

canRead

public boolean canRead(cn.taketoday.expression.EvaluationContext context,
 @Nullable
 Object target,
 String name)
                throws cn.taketoday.expression.AccessException

指定者:

canRead 在接口中 cn.taketoday.expression.PropertyAccessor

抛出:

cn.taketoday.expression.AccessException

read

public cn.taketoday.expression.TypedValue read(cn.taketoday.expression.EvaluationContext context,
 @Nullable
 Object target,
 String name)
                                        throws cn.taketoday.expression.AccessException

指定者:

read 在接口中 cn.taketoday.expression.PropertyAccessor

抛出:

cn.taketoday.expression.AccessException

canWrite

public boolean canWrite(cn.taketoday.expression.EvaluationContext context,
 @Nullable
 Object target,
 String name)
                 throws cn.taketoday.expression.AccessException

指定者:

canWrite 在接口中 cn.taketoday.expression.PropertyAccessor

抛出:

cn.taketoday.expression.AccessException

write

public void write(cn.taketoday.expression.EvaluationContext context,
 @Nullable
 Object target,
 String name,
 @Nullable
 Object newValue)
           throws cn.taketoday.expression.AccessException

指定者:

write 在接口中 cn.taketoday.expression.PropertyAccessor

抛出:

cn.taketoday.expression.AccessException

getSpecificTargetClasses

public Class<?>[] getSpecificTargetClasses()

指定者:

getSpecificTargetClasses 在接口中 cn.taketoday.expression.PropertyAccessor