#400 fix nested property mappings with Eclipse JDT compiler, extend the integration test accordingly.

integrationtest/src/test/resources/simpleTest/src/main/java/org/mapstruct/itest/simple/Source.java

@@ -26,6 +26,7 @@ public class Source {
     private Long baz;
     private int zip;
     private String someType;
+    private SomeType forNested;
 
     public int getFoo() {
         return foo;
@@ -74,4 +75,12 @@ public class Source {
     public void setSomeType(String someType) {
         this.someType = someType;
     }
+
+    public SomeType getForNested() {
+        return forNested;
+    }
+
+    public void setForNested(SomeType forNested) {
+        this.forNested = forNested;
+    }
 }

integrationtest/src/test/resources/simpleTest/src/main/java/org/mapstruct/itest/simple/SourceTargetAbstractMapper.java

@@ -30,10 +30,12 @@ public abstract class SourceTargetAbstractMapper {
 
     @Mappings({
         @Mapping(source = "qax", target = "baz"),
-        @Mapping(source = "baz", target = "qax")
+        @Mapping(source = "baz", target = "qax"),
+        @Mapping(source = "forNested.value", target = "fromNested")
     })
     public abstract Target sourceToTarget(Source source);
 
+    @Mapping(target = "forNested", ignore = true)
     public abstract Source targetToSource(Target target);
 
     protected void isNeverCalled(Source source) {

integrationtest/src/test/resources/simpleTest/src/main/java/org/mapstruct/itest/simple/SourceTargetMapper.java

@@ -31,10 +31,12 @@ public interface SourceTargetMapper {
 
     @Mappings({
         @Mapping(source = "qax", target = "baz"),
-        @Mapping(source = "baz", target = "qax")
+        @Mapping(source = "baz", target = "qax"),
+        @Mapping(source = "forNested.value", target = "fromNested")
     })
     Target sourceToTarget(Source source);
 
     @InheritInverseConfiguration
+    @Mapping(target = "forNested", ignore = true)
     Source targetToSource(Target target);
 }

integrationtest/src/test/resources/simpleTest/src/main/java/org/mapstruct/itest/simple/Target.java

@@ -28,6 +28,7 @@ public class Target {
     private int qax;
     private String zip;
     private SomeType someType;
+    private String fromNested;
 
     public Long getFoo() {
         return foo;
@@ -76,4 +77,12 @@ public class Target {
     public void setSomeType(SomeType someType) {
         this.someType = someType;
     }
+
+    public String getFormNested() {
+        return fromNested;
+    }
+
+    public void setFromNested(String fromNested) {
+        this.fromNested = fromNested;
+    }
 }

processor/src/main/java/org/mapstruct/ap/model/NestedPropertyMappingMethod.java

@@ -153,6 +153,10 @@ public class NestedPropertyMappingMethod extends MappingMethod {
         public String getName() {
             return safeName;
         }
+
+        public String getAccessorName() {
+            return getAccessor().getSimpleName().toString();
+        }
     }
 
 }

processor/src/main/resources/org.mapstruct.ap.model.NestedPropertyMappingMethod.ftl

@@ -24,7 +24,7 @@
         return ${returnType.null};
     }
     <#list propertyEntries as entry>
-    <@includeModel object=entry.type/> ${entry.name} = <#if entry_index == 0>${sourceParameter.name}.${entry.accessor}<#else>${propertyEntries[entry_index-1].name}.${entry.accessor}</#if>;
+    <@includeModel object=entry.type/> ${entry.name} = <#if entry_index == 0>${sourceParameter.name}.${entry.accessorName}()<#else>${propertyEntries[entry_index-1].name}.${entry.accessorName}()</#if>;
     <#if !entry.type.primitive>
     if ( ${entry.name} == null ) {
         return ${returnType.null};