org.activiti.engine.impl.juel
类 AstUnary
java.lang.Object
org.activiti.engine.impl.juel.AstNode
org.activiti.engine.impl.juel.AstRightValue
org.activiti.engine.impl.juel.AstUnary
- 所有已实现的接口:
- ExpressionNode, Node
public class AstUnary
- extends AstRightValue
EMPTY
public static final AstUnary.Operator EMPTY
NEG
public static final AstUnary.Operator NEG
NOT
public static final AstUnary.Operator NOT
AstUnary
public AstUnary(AstNode child,
AstUnary.Operator operator)
getOperator
public AstUnary.Operator getOperator()
eval
public Object eval(Bindings bindings,
ELContext context)
throws ELException
- 指定者:
- 类
AstNode
中的 eval
- 抛出:
ELException
toString
public String toString()
- 覆盖:
- 类
Object
中的 toString
appendStructure
public void appendStructure(StringBuilder b,
Bindings bindings)
- 指定者:
- 类
AstNode
中的 appendStructure
getCardinality
public int getCardinality()
- 从接口
Node
复制的描述
- Get the node's number of children.
getChild
public AstNode getChild(int i)
- 从接口
Node
复制的描述
- Get i'th child
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