diff --git a/jpa/javaslang/pom.xml b/jpa/javaslang/pom.xml
new file mode 100644
index 00000000..d7a5438e
--- /dev/null
+++ b/jpa/javaslang/pom.xml
@@ -0,0 +1,26 @@
+
+ 4.0.0
+
+
+ org.springframework.data.examples
+ spring-data-jpa-examples
+ 1.0.0.BUILD-SNAPSHOT
+
+
+ spring-data-jpa-javaslang
+ Spring Data JPA - Javaslang integration
+
+
+ Ingalls-BUILD-SNAPSHOT
+
+
+
+
+ io.javaslang
+ javaslang
+ 2.0.5
+
+
+
+
diff --git a/jpa/javaslang/src/main/java/example/Person.java b/jpa/javaslang/src/main/java/example/Person.java
new file mode 100644
index 00000000..63f989f5
--- /dev/null
+++ b/jpa/javaslang/src/main/java/example/Person.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2016 the original author or authors.
+ *
+ * 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 example;
+
+import lombok.AccessLevel;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+import lombok.RequiredArgsConstructor;
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.Id;
+
+/**
+ * @author Oliver Gierke
+ */
+@Data
+@Entity
+@NoArgsConstructor(force = true, access = AccessLevel.PRIVATE)
+@RequiredArgsConstructor
+public class Person {
+
+ private @GeneratedValue @Id Long id;
+ private final String firstname, lastname;
+}
diff --git a/jpa/javaslang/src/main/java/example/PersonRepository.java b/jpa/javaslang/src/main/java/example/PersonRepository.java
new file mode 100644
index 00000000..d96cb68e
--- /dev/null
+++ b/jpa/javaslang/src/main/java/example/PersonRepository.java
@@ -0,0 +1,54 @@
+/*
+ * Copyright 2016 the original author or authors.
+ *
+ * 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 example;
+
+import javaslang.collection.Map;
+import javaslang.collection.Seq;
+import javaslang.collection.Set;
+import javaslang.control.Option;
+
+import java.util.List;
+import java.util.Optional;
+
+import org.springframework.data.repository.Repository;
+
+/**
+ * Repository interface showing the usage of Javaslang collections and its {@link Option} type as repository query
+ * method return types.
+ *
+ * @author Oliver Gierke
+ */
+public interface PersonRepository extends Repository {
+
+ Person save(Person person);
+
+ /**
+ * {@link Option} can be used as alternative to JDK 8's {@link Optional}.
+ *
+ * @param id
+ * @return
+ */
+ Option findById(Long id);
+
+ /**
+ * {@link Seq} can be used as alternative to JDK's {@link List}. Javaslang's {@link Set} and {@link Map} are
+ * supported, too, and transparently mapped from their JDK counterparts.
+ *
+ * @param firstname
+ * @return
+ */
+ Seq findByFirstnameContaining(String firstname);
+}
diff --git a/jpa/javaslang/src/test/java/example/PersonRepositoryIntegrationTests.java b/jpa/javaslang/src/test/java/example/PersonRepositoryIntegrationTests.java
new file mode 100644
index 00000000..d1630f7a
--- /dev/null
+++ b/jpa/javaslang/src/test/java/example/PersonRepositoryIntegrationTests.java
@@ -0,0 +1,74 @@
+/*
+ * Copyright 2016 the original author or authors.
+ *
+ * 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 example;
+
+import static org.assertj.core.api.Assertions.*;
+
+import javaslang.collection.Seq;
+import javaslang.control.Option;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+import org.springframework.transaction.annotation.Transactional;
+
+/**
+ * Integration tests for {@link PersonRepository} showing Javaslang support at repsoitory query methods.
+ *
+ * @author Oliver Gierke
+ */
+@RunWith(SpringRunner.class)
+@Transactional
+@SpringBootTest
+public class PersonRepositoryIntegrationTests {
+
+ @Autowired PersonRepository people;
+
+ @SpringBootApplication
+ static class Configuration {}
+
+ /**
+ * @see #231
+ */
+ @Test
+ public void readsPersonIntoJavaslangOptionById() {
+
+ Person dave = people.save(new Person("Dave", "Matthews"));
+
+ Option result = people.findById(dave.getId());
+
+ assertThat(result.isEmpty()).isFalse();
+ assertThat(result.get()).isEqualTo(dave);
+ }
+
+ /**
+ * @see #231
+ */
+ @Test
+ public void readsPeopleIntoJavaslangSeq() {
+
+ Person dave = people.save(new Person("Dave", "Matthews"));
+ Person carter = people.save(new Person("Carter", "Beauford"));
+
+ Seq result = people.findByFirstnameContaining("art");
+
+ assertThat(result.contains(carter)).isTrue();
+ assertThat(result.contains(dave)).isFalse();
+ }
+}
diff --git a/jpa/pom.xml b/jpa/pom.xml
index 93b4dd28..6dab4a82 100644
--- a/jpa/pom.xml
+++ b/jpa/pom.xml
@@ -21,6 +21,7 @@
showcase
interceptors
java8
+ javaslang
jpa21
security
multiple-datasources