added Javadoc and licence info for jdbc implementation

src/main/java/org/springframework/samples/petclinic/repository/jdbc/JdbcOwnerRepositoryImpl.java

+/*
+ * Copyright 2002-2013 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 org.springframework.samples.petclinic.repository.jdbc;
 
 import java.util.Collection;

src/main/java/org/springframework/samples/petclinic/repository/jdbc/JdbcPet.java

+/*
+ * Copyright 2002-2013 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 org.springframework.samples.petclinic.repository.jdbc;
 
 import org.springframework.samples.petclinic.model.Pet;

src/main/java/org/springframework/samples/petclinic/repository/jdbc/JdbcPetRepositoryImpl.java

+/*
+ * Copyright 2002-2013 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 org.springframework.samples.petclinic.repository.jdbc;
 
 import java.util.HashMap;

src/main/java/org/springframework/samples/petclinic/repository/jdbc/JdbcPetRowMapper.java

+/*
+ * Copyright 2002-2013 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 org.springframework.samples.petclinic.repository.jdbc;
 
 import java.sql.ResultSet;

src/main/java/org/springframework/samples/petclinic/repository/jdbc/JdbcVetRepositoryImpl.java

+/*
+ * Copyright 2002-2013 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 org.springframework.samples.petclinic.repository.jdbc;
 
 import java.sql.ResultSet;
@@ -20,6 +35,9 @@ import org.springframework.stereotype.Repository;
 
 /**
  *
+ * A simple JDBC-based implementation of the {@link VetRepository} interface.
+ * Uses @Cacheable to cache the result of the {@link findAll} method
+ * 
  * @author Ken Krebs
  * @author Juergen Hoeller
  * @author Rob Harrop

src/main/java/org/springframework/samples/petclinic/repository/jdbc/JdbcVisitRepositoryImpl.java

+/*
+ * Copyright 2002-2013 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 org.springframework.samples.petclinic.repository.jdbc;
 
 import java.sql.ResultSet;
@@ -16,11 +31,10 @@ import org.springframework.jdbc.core.simple.ParameterizedRowMapper;
 import org.springframework.jdbc.core.simple.SimpleJdbcInsert;
 import org.springframework.samples.petclinic.model.Visit;
 import org.springframework.samples.petclinic.repository.VisitRepository;
-import org.springframework.samples.petclinic.service.ClinicService;
 import org.springframework.stereotype.Repository;
 
 /**
- * A simple JDBC-based implementation of the {@link ClinicService} interface.
+ * A simple JDBC-based implementation of the {@link VisitRepository} interface.
  *
  *
  * @author Ken Krebs
@@ -76,9 +90,6 @@ public class JdbcVisitRepositoryImpl implements VisitRepository {
 			.addValue("pet_id", visit.getPet().getId());
 	}
 
-
-
-	@Override
 	public List<Visit> findByPetId(Integer petId) {
 		final List<Visit> visits = this.jdbcTemplate.query(
 				"SELECT id, visit_date, description FROM visits WHERE pet_id=?",