#353 Making use of non-void setters

processor/src/main/java/org/mapstruct/ap/util/Executables.java

@@ -72,12 +72,10 @@ public class Executables {
     public static boolean isSetterMethod(ExecutableElement method) {
         String name = method.getSimpleName().toString();
 
-        if ( isPublic( method ) && name.startsWith( "set" ) && name.length() > 3 && method.getParameters()
-            .size() == 1 && method.getReturnType().getKind() == TypeKind.VOID ) {
-            return true;
-        }
-
-        return false;
+        return isPublic( method ) &&
+            name.startsWith( "set" ) &&
+            name.length() > 3 &&
+            method.getParameters().size() == 1;
     }
 
     public static boolean isAdderMethod(ExecutableElement method) {

processor/src/test/java/org/mapstruct/ap/test/nonvoidsetter/Actor.java

@@ -0,0 +1,46 @@
+/**
+ *  Copyright 2012-2014 Gunnar Morling (http://www.gunnarmorling.de/)
+ *  and/or other contributors as indicated by the @authors tag. See the
+ *  copyright.txt file in the distribution for a full listing of all
+ *  contributors.
+ *
+ *  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 org.mapstruct.ap.test.nonvoidsetter;
+
+public class Actor {
+
+    private int oscars;
+    private String name;
+
+    public Actor(int oscars, String name) {
+        this.oscars = oscars;
+        this.name = name;
+    }
+
+    public int getOscars() {
+        return oscars;
+    }
+
+    public void setOscars(int oscars) {
+        this.oscars = oscars;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+}

processor/src/test/java/org/mapstruct/ap/test/nonvoidsetter/ActorDto.java

@@ -0,0 +1,43 @@
+/**
+ *  Copyright 2012-2014 Gunnar Morling (http://www.gunnarmorling.de/)
+ *  and/or other contributors as indicated by the @authors tag. See the
+ *  copyright.txt file in the distribution for a full listing of all
+ *  contributors.
+ *
+ *  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 org.mapstruct.ap.test.nonvoidsetter;
+
+public class ActorDto {
+
+    private int oscars;
+    private String name;
+
+    public int getOscars() {
+        return oscars;
+    }
+
+    public ActorDto setOscars(int oscars) {
+        this.oscars = oscars;
+        return this;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public ActorDto setName(String name) {
+        this.name = name;
+        return this;
+    }
+}

processor/src/test/java/org/mapstruct/ap/test/nonvoidsetter/ActorMapper.java

@@ -0,0 +1,30 @@
+/**
+ *  Copyright 2012-2014 Gunnar Morling (http://www.gunnarmorling.de/)
+ *  and/or other contributors as indicated by the @authors tag. See the
+ *  copyright.txt file in the distribution for a full listing of all
+ *  contributors.
+ *
+ *  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 org.mapstruct.ap.test.nonvoidsetter;
+
+import org.mapstruct.Mapper;
+import org.mapstruct.factory.Mappers;
+
+@Mapper
+public interface ActorMapper {
+
+    ActorMapper INSTANCE = Mappers.getMapper( ActorMapper.class );
+
+    ActorDto actorToActorDto(Actor actor);
+}

processor/src/test/java/org/mapstruct/ap/test/nonvoidsetter/NonVoidSettersTest.java

@@ -0,0 +1,47 @@
+/**
+ *  Copyright 2012-2014 Gunnar Morling (http://www.gunnarmorling.de/)
+ *  and/or other contributors as indicated by the @authors tag. See the
+ *  copyright.txt file in the distribution for a full listing of all
+ *  contributors.
+ *
+ *  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 org.mapstruct.ap.test.nonvoidsetter;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mapstruct.ap.testutil.IssueKey;
+import org.mapstruct.ap.testutil.WithClasses;
+import org.mapstruct.ap.testutil.runner.AnnotationProcessorTestRunner;
+
+import static org.fest.assertions.Assertions.assertThat;
+
+/**
+ * Test for using non-void setters (fluent style) in the target.
+ *
+ * @author Gunnar Morling
+ */
+@WithClasses({ Actor.class, ActorDto.class, ActorMapper.class })
+@RunWith(AnnotationProcessorTestRunner.class)
+public class NonVoidSettersTest {
+
+    @Test
+    @IssueKey("353")
+    public void shouldMapAttributeWithoutSetterInSourceType() {
+        ActorDto target = ActorMapper.INSTANCE.actorToActorDto( new Actor( 3, "Hickory Black" ) );
+
+        assertThat( target ).isNotNull();
+        assertThat( target.getName() ).isEqualTo( "Hickory Black" );
+        assertThat( target.getOscars() ).isEqualTo( 3 );
+    }
+}