类 Expression.Operator
- java.lang.Object
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- org.apache.felix.gogo.runtime.Expression.Operator
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- 封闭类:
- Expression
public abstract class Expression.Operator extends java.lang.Object
Abstract definition of a supported operator. An operator is defined by its name (pattern), precedence and if it is left- or right associative.
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构造器概要
构造器 构造器 说明 Operator(java.lang.String oper, int precedence, boolean leftAssoc)
Creates a new operator.
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方法概要
所有方法 实例方法 抽象方法 具体方法 修饰符和类型 方法 说明 java.lang.Object
eval(java.lang.String v1, java.lang.String v2)
abstract java.math.BigDecimal
eval(java.math.BigDecimal v1, java.math.BigDecimal v2)
Implementation for this operator.java.lang.Object
eval(java.util.Map<java.lang.String,java.lang.Object> variables, java.lang.Object v1, java.lang.Object v2)
java.lang.String
getOper()
int
getPrecedence()
boolean
isLeftAssoc()
java.lang.String
toString()
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方法详细资料
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getOper
public java.lang.String getOper()
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getPrecedence
public int getPrecedence()
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isLeftAssoc
public boolean isLeftAssoc()
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eval
public java.lang.Object eval(java.util.Map<java.lang.String,java.lang.Object> variables, java.lang.Object v1, java.lang.Object v2)
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eval
public java.lang.Object eval(java.lang.String v1, java.lang.String v2)
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eval
public abstract java.math.BigDecimal eval(java.math.BigDecimal v1, java.math.BigDecimal v2)
Implementation for this operator.- 参数:
v1
- Operand 1.v2
- Operand 2.- 返回:
- The result of the operation.
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toString
public java.lang.String toString()
- 覆盖:
toString
在类中java.lang.Object
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