ExpressionGenerator (hybris Commerce Suite 2105)

All Known Implementing Classes:

IntegrationKeyExpressionGenerator, ItemTypeExpressionGenerator, RootTypeExpressionGenerator
```
public interface ExpressionGenerator
```
A common interface for generating expressions based on the provided integration object item type. Each implementation is responsible for generation of one kind of an expression.

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  java.lang.String generateExpression(TypeDescriptor itemType)
  Generates an expression

- Method Detail
  - generateExpression
```
@Nullable
java.lang.String generateExpression(TypeDescriptor itemType)
```
    Generates an expression
    
    Parameters:
    
    itemType - an item type to generate an expression for.
    
    Returns:
    
    an expression created based on the provided itemType. An implementation may return null or empty/blank expression.