SpinFunctionMapper (Camunda Platform Javadocs 7.17.16-ee)

java.lang.Object
- org.camunda.bpm.engine.impl.javax.el.FunctionMapper
- - org.camunda.spin.plugin.impl.SpinFunctionMapper

```
public class SpinFunctionMapper
extends FunctionMapper
```
A FunctionMapper which resolves the Spin functions for Expression Language.
Lazy loading: This implementation supports lazy loading: the Java Methods are loaded upon the first request.

Caching: once the methods are loaded, they are cached in a Map for efficient retrieval.

Author:

Daniel Meyer

Field Summary

Fields
Modifier and Type Field Description

static java.util.Map<java.lang.String,java.lang.reflect.Method> SPIN_FUNCTION_MAP

Constructor Summary

Constructors
Constructor Description

SpinFunctionMapper()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected void`	`createMethodBindings()`
`protected void`	`ensureSpinFunctionMapInitialized()`
`java.lang.reflect.Method`	`resolveFunction(java.lang.String prefix, java.lang.String localName)`	Resolves the specified prefix and local name into a java.lang.Method.

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

- Field Detail
  - SPIN_FUNCTION_MAP
```
public static java.util.Map<java.lang.String,java.lang.reflect.Method> SPIN_FUNCTION_MAP
```
- Constructor Detail
  - SpinFunctionMapper
```
public SpinFunctionMapper()
```
- Method Detail
  - resolveFunction
```
public java.lang.reflect.Method resolveFunction(java.lang.String prefix,
                                                java.lang.String localName)
```
    Description copied from class: FunctionMapper
    
    Resolves the specified prefix and local name into a java.lang.Method. Returns null if no function could be found that matches the given prefix and local name.
    
    Specified by:
    
    resolveFunction in class FunctionMapper
    
    Parameters:
    
    prefix - the prefix of the function, or "" if no prefix. For example, "fn" in ${fn:method()}, or "" in ${method()}.
    
    localName - the short name of the function. For example, "method" in ${fn:method()}.
    
    Returns:
    
    the static method to invoke, or null if no match was found.
  - ensureSpinFunctionMapInitialized
```
protected void ensureSpinFunctionMapInitialized()
```
  - createMethodBindings
```
protected void createMethodBindings()
```