ConstantExpressionAdapter (Camel :: Support 3.18.0 API)

java.lang.Object
- org.apache.camel.support.ExpressionSupport
- - org.apache.camel.support.ExpressionAdapter
  - - org.apache.camel.support.ConstantExpressionAdapter

All Implemented Interfaces:

org.apache.camel.Expression, org.apache.camel.Predicate, org.apache.camel.StaticExpression
```
public abstract class ConstantExpressionAdapter
extends ExpressionAdapter
implements org.apache.camel.StaticExpression
```
A helper class for developers wishing to implement an Expression using Java code with a minimum amount of code to write so that the developer only needs to implement one of the ExpressionAdapter.evaluate(Exchange, Class) or ExpressionSupport.evaluate(Exchange) methods.

- Constructor Summary
  
  Constructors
  Constructor Description
  
  ConstantExpressionAdapter()
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  Object getValue()
  
  void setValue(Object value)
  - Methods inherited from class org.apache.camel.support.ExpressionAdapter
    assertionFailureMessage, evaluate, init
  - Methods inherited from class org.apache.camel.support.ExpressionSupport
    assertMatches, evaluate, matches
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
  - Methods inherited from interface org.apache.camel.Expression
    evaluate, init
  - Methods inherited from interface org.apache.camel.Predicate
    initPredicate

- Constructor Detail
  - ConstantExpressionAdapter
```
public ConstantExpressionAdapter()
```
- Method Detail
  - setValue
```
public void setValue(Object value)
```
    Specified by:
    
    setValue in interface org.apache.camel.StaticExpression
  - getValue
```
public Object getValue()
```
    Specified by:
    
    getValue in interface org.apache.camel.StaticExpression