Configurable modifiers on static builders (#135)

record-builder-core/src/main/java/io/soabase/recordbuilder/core/RecordBuilder.java

@@ -15,6 +15,7 @@
  */
 package io.soabase.recordbuilder.core;
 
+import javax.lang.model.element.Modifier;
 import java.lang.annotation.*;
 
 @Retention(RetentionPolicy.SOURCE)
@@ -270,6 +271,13 @@ public @interface RecordBuilder {
          * uses an internal class to track changes to maps. This is the name of that class.
          */
         String mutableMapClassName() default "_MutableMap";
+
+
+        /**
+         * Any additional {@link javax.lang.model.element.Modifier} you wish to apply to the builder.  For example to
+         * make the builder public when the record is package protect.
+         */
+        Modifier[] builderClassModifiers() default {};
     }
 
     @Retention(RetentionPolicy.CLASS)

record-builder-processor/src/main/java/io/soabase/recordbuilder/processor/InternalRecordBuilderProcessor.java

@@ -70,6 +70,7 @@ class InternalRecordBuilderProcessor {
 
         builder = TypeSpec.classBuilder(builderClassType.name())
                 .addAnnotation(generatedRecordBuilderAnnotation)
+                .addModifiers(metaData.builderClassModifiers())
                 .addTypeVariables(typeVariables);
         if (metaData.addClassRetainedGenerated()) {
             builder.addAnnotation(recordBuilderGeneratedAnnotation);

record-builder-test/src/main/java/io/soabase/recordbuilder/test/visibility/PackagePrivateRecordWithPublicBuilder.java

@@ -0,0 +1,26 @@
+/**
+ * Copyright 2019 Jordan Zimmerman
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package io.soabase.recordbuilder.test.visibility;
+
+import io.soabase.recordbuilder.core.RecordBuilder;
+
+import javax.lang.model.element.Modifier;
+
+
+@RecordBuilder.Options(builderClassModifiers = {Modifier.PUBLIC})
+@RecordBuilder
+record PackagePrivateRecordWithPublicBuilder(String value) {
+}

record-builder-test/src/test/java/io/soabase/recordbuilder/test/visibility/TestVisibility.java

@@ -29,4 +29,15 @@ class TestVisibility {
 
         Assertions.assertTrue(Modifier.isPublic(WrapperProtectedRecordBuilder.class.getModifiers()));
     }
+
+
+    @Test
+    void testMatchesWithModifers() {
+        Assertions.assertFalse(Modifier.isPublic(PackagePrivateRecordWithPublicBuilder.class.getModifiers()));
+        Assertions.assertFalse(Modifier.isPrivate(PackagePrivateRecordWithPublicBuilder.class.getModifiers()));
+        Assertions.assertFalse(Modifier.isProtected(PackagePrivateRecordWithPublicBuilder.class.getModifiers()));
+
+        Assertions.assertTrue(Modifier.isPublic(PackagePrivateRecordWithPublicBuilderBuilder.class.getModifiers()));
+    }
+
 }