IFunctionProvider (1C:Enterprise Development Tools 1.28.0-SNAPSHOT API)

All Known Implementing Classes:

AggregatorFunctionProvider, BuiltinFunctionProvider, CommonModuleFunctionProvider
```
public interface IFunctionProvider
```
Provider for getting available methods in Expression language in DCS

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`ExpressionsFunctionsFunction`	`getFunctionByName(String name)`	Gets `ExpressionsFunctionsFunction` by name
`Collection<? extends IExpressionsFunctionsItem>`	`getItems()`	Gets `IExpressionsFunctionsItem`s corresponding to the available elements in the Expression language in DCS
`boolean`	`hasItems()`	Checks that there are items in provider

- Method Detail
  - getItems
```
Collection<? extends IExpressionsFunctionsItem> getItems()
```
    Gets IExpressionsFunctionsItems corresponding to the available elements in the Expression language in DCS
    
    Returns:
    
    collection of IExpressionsFunctionsItem corresponding to the available elements in the Expression language in DCS, never null
  - getFunctionByName
```
ExpressionsFunctionsFunction getFunctionByName(String name)
```
    Gets ExpressionsFunctionsFunction by name
    
    Parameters:
    
    name - name of the ExpressionsFunctionsFunction, cannot be null
    
    Returns:
    
    ExpressionsFunctionsFunction or null if there is no items with name
  - hasItems
```
boolean hasItems()
```
    Checks that there are items in provider
    
    Returns:
    
    true if there are items in provider, false otherwise