fix merge of #43

Author: hauner

src/main/kotlin/io/openapiprocessor/core/model/datatypes/ComposedObjectDataType.kt

@@ -74,4 +74,8 @@ class ComposedObjectDataType(
         return properties
     }
 
+    override fun isRequired(prop: String): Boolean {
+        return getConstraints()?.isRequired(prop) ?: false
+    }
+
 }

src/main/kotlin/io/openapiprocessor/core/model/datatypes/ModelDataType.kt

@@ -11,4 +11,6 @@ interface ModelDataType: DataType {
 
     fun getProperties(): Map<String, DataType>
 
+    fun isRequired(prop: String): Boolean
+
 }

src/main/kotlin/io/openapiprocessor/core/model/datatypes/ObjectDataType.kt

@@ -68,7 +68,7 @@ class ObjectDataType(
         return properties
     }
 
-    fun isRequired(prop: String): Boolean {
+    override fun isRequired(prop: String): Boolean {
         return getConstraints()?.isRequired(prop) ?: false
     }
 

src/main/kotlin/io/openapiprocessor/core/writer/java/DataTypeWriter.kt

@@ -132,19 +132,8 @@ class DataTypeWriter(
         if (apiOptions.beanValidation) {
             val properties = dataType.getProperties()
             properties.forEach { (propName, propDataType) ->
-                val javaPropertyName = toCamelCase(propName)
-
-                imports.addAll(validationAnnotations.collectImports(
-                        propDataType,
-                        dataType.isRequired(propName)))
-            }
-
-
-            val propertyNames = dataType.getProperties().keys
-            propertyNames.forEach {
-                val propDataType = dataType.getObjectProperty(it)
                 imports.addAll(validationAnnotations.collectImports(
-                    propDataType, dataType.isRequired(it)))
+                        propDataType, dataType.isRequired(propName)))
             }
         }