org.springframework.roo.classpath.layers
Class LayerTypeMatcher

java.lang.Object
  org.springframework.roo.classpath.customdata.taggers.TypeMatcher
      org.springframework.roo.classpath.customdata.taggers.AnnotatedTypeMatcher
          org.springframework.roo.classpath.layers.LayerTypeMatcher

All Implemented Interfaces:

Matcher<MemberHoldingTypeDetails>

public class LayerTypeMatcher
extends AnnotatedTypeMatcher

A Matcher used for layering support; identifies layer components (services, repositories, etc) by the presence of a given tag, and sets each such component's CustomDataKeys.LAYER_TYPE tag to a list of the domain types managed by that component (as a List<JavaType>).

Since:

1.2.0

Author:

Stefan Schmidt

Constructor Summary

LayerTypeMatcher(org.springframework.roo.model.JavaType layerAnnotation, org.springframework.roo.model.JavaSymbolName domainTypesAttribute)
Constructor

Method Summary

Object

getTagValue(MemberHoldingTypeDetails type) Returns the value associated with the given key that should be applied to the matched instance.

Methods inherited from class org.springframework.roo.classpath.customdata.taggers.AnnotatedTypeMatcher

getCustomDataKey, matches

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

LayerTypeMatcher

public LayerTypeMatcher(org.springframework.roo.model.JavaType layerAnnotation,
                        org.springframework.roo.model.JavaSymbolName domainTypesAttribute)

Constructor

Parameters:

layerAnnotation - the annotation type to match on and read attributes of (required)

domainTypesAttribute - the attribute of the above annotation that identifies the domain type(s) being managed (required)

Method Detail

getTagValue

public Object getTagValue(MemberHoldingTypeDetails type)

Description copied from interface: Matcher

Returns the value associated with the given key that should be applied to the matched instance.

Specified by:

getTagValue in interface Matcher<MemberHoldingTypeDetails>

Overrides:

getTagValue in class AnnotatedTypeMatcher

Parameters:

type - the custom data key

Returns:

a value (can be null)