Expression.Operator (Apache Maven Javadoc Plugin 3.1.1 API)

java.lang.Object
- org.apache.felix.gogo.runtime.Expression.Operator

Direct Known Subclasses:

Expression.Assignment, Expression.Comparator

Enclosing class:

Expression
```
public abstract class Expression.Operator
extends Object
```
Abstract definition of a supported operator. An operator is defined by its name (pattern), precedence and if it is left- or right associative.

Constructor Summary

Constructors
Constructor Description

Operator(String oper, int precedence, boolean leftAssoc)
Creates a new operator.

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`Object`	`eval(String v1, String v2)`
`abstract BigDecimal`	`eval(BigDecimal v1, BigDecimal v2)`	Implementation for this operator.
`Object`	`eval(Map<String,Object> variables, Object v1, Object v2)`
`String`	`getOper()`
`int`	`getPrecedence()`
`boolean`	`isLeftAssoc()`
`String`	`toString()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail
- Operator
```
public Operator(String oper,
                int precedence,
                boolean leftAssoc)
```
  Creates a new operator.
  
  Parameters:
  
  oper - The operator name (pattern).
  
  precedence - The operators precedence.
  
  leftAssoc - true if the operator is left associative, else false.

Method Detail

getOper
```
public String getOper()
```

getPrecedence
```
public int getPrecedence()
```

isLeftAssoc
```
public boolean isLeftAssoc()
```

eval

public Object eval(Map<String,Object> variables,
                   Object v1,
                   Object v2)

eval

public Object eval(String v1,
                   String v2)

eval

public abstract BigDecimal eval(BigDecimal v1,
                                BigDecimal v2)

Implementation for this operator.

Parameters:: v1 - Operand 1.; v2 - Operand 2.
Returns:: The result of the operation.

toString
```
public String toString()
```
Overrides:

toString in class Object