#74 - Added sample for conditional GET requests with Spring Data REST.

rest/headers/src/main/java/example/orders/Address.java

@@ -0,0 +1,52 @@
+/*
+ * Copyright 2014 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.orders;
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.Id;
+
+import lombok.Data;
+import lombok.RequiredArgsConstructor;
+
+/**
+ * @author Oliver Gierke
+ */
+@Entity
+@Data
+@RequiredArgsConstructor
+public class Address {
+
+	@GeneratedValue @Id//
+	private Long id;
+	private final String street, zipCode, city, state;
+
+	Address() {
+
+		this.street = null;
+		this.zipCode = null;
+		this.city = null;
+		this.state = null;
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * @see java.lang.Object#toString()
+	 */
+	public String toString() {
+		return String.format("%s, %s %s, %s", street, zipCode, city, state);
+	}
+}

rest/headers/src/main/java/example/orders/Application.java

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+/*
+ * Copyright 2015 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.orders;
+
+import javax.annotation.PostConstruct;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.data.jpa.repository.config.EnableJpaAuditing;
+
+import example.orders.Customer.Gender;
+
+/**
+ * @author Oliver Gierke
+ * @soundtrack The Intersphere - Out of phase (Live at Alte Feuerwache Mannheim)
+ */
+@EnableJpaAuditing
+@SpringBootApplication
+public class Application {
+
+	public static void main(String... args) {
+		SpringApplication.run(Application.class, args);
+	}
+
+	@Autowired CustomerRepository customers;
+
+	@PostConstruct
+	public void init() {
+		customers.save(new Customer("Dave", "Matthews", Gender.MALE, //
+				new Address("4711 Some Place", "54321", "Charlottesville", "VA")));
+	}
+}

rest/headers/src/main/java/example/orders/Customer.java

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+/*
+ * Copyright 2015 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.orders;
+
+import java.time.LocalDateTime;
+
+import javax.persistence.CascadeType;
+import javax.persistence.Entity;
+import javax.persistence.EntityListeners;
+import javax.persistence.GeneratedValue;
+import javax.persistence.Id;
+import javax.persistence.OneToOne;
+import javax.persistence.Version;
+
+import lombok.Data;
+import lombok.RequiredArgsConstructor;
+
+import org.springframework.data.annotation.LastModifiedDate;
+import org.springframework.data.jpa.domain.support.AuditingEntityListener;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+
+/**
+ * Aggregate root representing a customer.
+ * 
+ * @author Oliver Gierke
+ * @soundtrack The Intersphere - Out of phase (Live at Alte Feuerwache Mannheim)
+ */
+@Entity
+@Data
+@RequiredArgsConstructor
+@EntityListeners(AuditingEntityListener.class)
+public class Customer {
+
+	private @GeneratedValue @Id Long id;
+	private @Version Long version;
+	private @JsonIgnore @LastModifiedDate LocalDateTime lastModifiedDate;
+
+	private final String firstname, lastname;
+	private final Gender gender;
+
+	@OneToOne(cascade = CascadeType.ALL, orphanRemoval = true)//
+	private final Address address;
+
+	Customer() {
+		this.firstname = null;
+		this.lastname = null;
+		this.address = null;
+		this.gender = null;
+	}
+
+	static enum Gender {
+		MALE, FEMALE;
+	}
+}

rest/headers/src/main/java/example/orders/CustomerRepository.java

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+/*
+ * Copyright 2015 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.orders;
+
+import org.springframework.data.repository.CrudRepository;
+
+/**
+ * Spring Data repository interface to manage {@link Customer} instances.
+ * 
+ * @author Oliver Gierke
+ * @soundtrack The Intersphere - Out of phase (Live at Alte Feuerwache Mannheim)
+ */
+public interface CustomerRepository extends CrudRepository<Customer, Long> {}