bboss.org.apache.velocity.runtime.directive

类 Evaluate

java.lang.Object

bboss.org.apache.velocity.runtime.directive.Directive

bboss.org.apache.velocity.runtime.directive.Evaluate

所有已实现的接口:

DirectiveConstants, java.lang.Cloneable

public class Evaluate
extends Directive

Evaluates the directive argument as a VTL string, using the existing context.

从以下版本开始:

1.6

字段概要

从类继承的字段 bboss.org.apache.velocity.runtime.directive.Directive

rsvc

从接口继承的字段 bboss.org.apache.velocity.runtime.directive.DirectiveConstants

BLOCK, LINE

构造器概要

构造器

构造器和说明
Evaluate()

方法概要

限定符和类型	方法和说明
java.lang.String	getName() Return name of this directive.
int	getType() Return type of this directive.
void	init(RuntimeServices rs, InternalContextAdapter context, Node node) Initialize and check arguments.
boolean	render(InternalContextAdapter context, java.io.Writer writer, Node node) Evaluate the argument, convert to a String, and evaluate again (with the same context).

从类继承的方法 bboss.org.apache.velocity.runtime.directive.Directive

getColumn, getLine, getScopeName, getTemplateName, isScopeProvided, makeScope, postRender, preRender, setLocation, setLocation

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

Evaluate

public Evaluate()

方法详细资料

getName

public java.lang.String getName()

Return name of this directive.

指定者:

getName 在类中 Directive

返回:

The name of this directive.

getType

public int getType()

Return type of this directive.

指定者:

getType 在类中 Directive

返回:

The type of this directive.

init

public void init(RuntimeServices rs,
                 InternalContextAdapter context,
                 Node node)
          throws TemplateInitException

Initialize and check arguments.

覆盖:

init 在类中 Directive

参数:

rs -

context -

node -

抛出:

TemplateInitException

render

public boolean render(InternalContextAdapter context,
                      java.io.Writer writer,
                      Node node)
               throws java.io.IOException,
                      ResourceNotFoundException,
                      ParseErrorException,
                      MethodInvocationException

Evaluate the argument, convert to a String, and evaluate again (with the same context).

指定者:

render 在类中 Directive

参数:

context -

writer -

node -

返回:

True if the directive rendered successfully.

抛出:

java.io.IOException

ResourceNotFoundException

ParseErrorException

MethodInvocationException