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Bael 1873 - Spring Data JPA Composable repository (#4953)
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* Merging into own fork (#3)

* [BAEL-7621] - Fixed integration test of spring-hibernate-5 module by introducing H2 database

* BAEL-1985: Added Examples showing how to Initialize HashSet when it's constructed (#4715)

* Added Class for Initalizing HahsSet

* Updated Class name

* Delete InitializingSetTest.java

* Copy list to another list examples (#4725)

* Update README.MD (#4720)

* [BAEL-7621] - Fixed integration test of spring-hibernate-5 module by introducing H2 database (#4728)

* [BAEL-7645] - Fixed integration test of spring-jpa module through H2 inmemory DB

* BAEL-1814 Guide to Spring Webflux (#4450)

* BAEL-1814 Guide to Spring Webflux

-Added files for Employee reactive application
-Updated pom.xml for Spring Security

* BAEL-1814 Guide to Spring Webflux

-Added EmployeeControllerTest
-Updated method name in EmployeeController and corrected secured url in EmployeeWebSecurityConfig

* BAEL-1814 Guide to spring webflux

-Fixed security config, now only specific url prompts for authentication and not all endpoints
-Removed @WithMockUser as it is not needed now

* BAEL-1814 Guide To Webflux

-Feedback incorporation

* BAEL-1814 Spring Webflux Guide

-Formatted coded for EmployeeWebSocketHandler.

* Update and rename EmployeeControllerTest.java to EmployeeControllerUnitTest.java

* BAEL-1814 Guide to spring webflux

-Fixed EmployeeControllerUnitTest.java

* BAEL - 1916 (#4729)

Code refactored

* Renamed test methods to use BDD style

* Fixed integration test of spring-jpa module through inmemory H2 DB (#4740)

* [BAEL-7621] - Fixed integration test of spring-hibernate-5 module by introducing H2 database

* [BAEL-7645] - Fixed integration test of spring-jpa module through H2 inmemory DB

* guide to jmapper

* [BAEL-7651] - Fixed integration tests of spring-security-mvc-custom module by adding proper authentication manager

* clean only generated files

* added spring-rest-hal-browser code (#4701)

* Added spring-rest-template

* Updated README.md file

* Updated README.md file

* Update Makefile

* Update Makefile

* moved AuthenticationFailureHandler example to spring-security-mvc-login

* trying out separate modules in the integration profile

* maven cleanup

* fixing name of module

* running group 2

* running group 1

* fixing relative path

* Update Makefile

* Update Makefile

* Update JMapperIntegrationTest.java

* Update JMapperRelationalIntegrationTest.java

* Update MultipartFileUploadClient.java

* BAEL-1914 refactor (#4749)

* Server Sent Events example using Spring Webflux and React

* spring security custom AuthenticationFailureHandler

* refactor

* moved SSE to branch

* remove pom properties

* moved AuthenticationFailureHandler example to spring-security-mvc-login

* added link

* trying out profile-driven build

* minor maven cleanup

* activating group 2

* Update README.md

* BAEL-1850 (#4744)

* Micronaut server

* More server stuff; create client and test

* Rename directory, new concerete client example

* Remove hello-world directory from micronaut

* Update MavenWrapperDownloader.java

* running group 1, and small logging fix

* jnosql

* live test properly categorized

* temporarily making a test live

* moving the libraries module from group 1

* group 2

* enabling group 3

* * Added changes for BAEL-1922 Enable CORS in Spring Webflux (#4724)

* BAEL-2018 (#4753)

* BAEL-2018

* Update Animal.java

* rename

* running group 3

* jmeter excluded

* running group 2

* properly classifying a testclear

* live tests

* BAEL-1838 (#4692)

* #BAEL-1838 code samples. Renamed LambdaKotlinTest to have the build succeed.

* #BAEL-1838 code samples w/inheritance.

* #BAEL-1838 renamed logger helper function to getLogger to avoid confusion.

* #BAEL-1838 renamed logger helper function to getLogger to avoid confusion.

* BEAL-1985 - Removed Java 9 Example  (#4734)

* Added Class for Initalizing HahsSet

* Updated Class name

* Delete InitializingSetTest.java

* Modified HashSet Initilization Example

* Removed Java 9 Example

* Update HashSetInitalizingUnitTest.java

* Update HashSetInitalizingUnitTest.java

* Update HashSetInitalizingUnitTest.java

* Update HashSetInitalizingUnitTest.java

* group 3.2

* enabling 3.1

* running group 3

* Update README.md

Documenting the new default profile.

* fixing the default profile testing config

* groups 2 and 3

* minor major cleanup

* BAEL-1907 Created new module spring-testing

* new integration-lite profile

* integration-lite work

* BAEL-1862 Move the Junit 5 logic in the right module (#4747)

* BAEL-1862 Move the Junit 5 logic in the right module

-Moved Method Orders Tests from tutorails/junit5 project into correct project tutorials/testing-modules/junit-5
-Removed tutorials/junit5 project

* Update DefaultOrderOfExecutionTest.java

* Update README.md

* BAEL-1862 Move the Junit 5 logic in the right module

-Renamed *Test to *UnitTest

* Update README.md

* maven cleanup work

* logging cleanup

* BAEL-1907 Corrected formatting

* working through modules

* maven cleanup

* trying problematic modules

* integration heavy profile

* maven work

* Bael 1864 (#4727)

* running project without building tests

* include the DataCheck class

* Update TestFail.java

* guide to jmapper (#4745)

* guide to jmapper

* Update JMapperIntegrationTest.java

* Update JMapperRelationalIntegrationTest.java

* dupirefr/dupire.francois+pro@gmail.com [BAEL-1981] Query entities by dates and times with Spring Data JPA (#4737)

* [BAEL-1981] Article entity and repository + tests

* [BAEL-1981] Removing unnecessary fields

* moving long-running module

* BAEL-1992

* maven cleanup work

* BAEL-1818 - A Guide to Connection Pools in Java (#4735)

* Strange git issue with README.MD, wouldn't revert the file

* Initial Commit

* Initial Commit

* Update pom.xml

* Update pom.xml

* Initial Commit

* Update pom.xml

* Update source files

* Update source files

* Update source files

* Update source files

* Update Application.java

* Update pom.xml

* Update HikariCPDataSourceUnitTest class

* Update HikariCPDataSourceUnitTest.java

* Update pom.xml

* Update unit test classes

* Update BasicConnectionPoolUnitTest.java

* Fix indentation in DBCDDataSource class

* Update DBCPDataSource.java

* Update BasicConnectionPool class

* Update BasicConnectionPool class

* Update BasicConnectionPool.java

* Update BasicConnectionPool.java

* Update pom.xml

* Update pom.xml

* BAEL-1818 Refactored getConnection(), added shutdown(), cleaned up pom.xml

* BAEL-1818 Removed getConnectionPool(), upgraded c3po version

* BAEL-1818 Deleted obsolete connectionpool module

* BAEL-1818 Deleted obsolete connectionpool module

* move jmapper to libraries-data

* [BAEL-7635] Removed test generated files : Will be gitignored

* [BAEL-7635] - Commented out sortpom-maven-plugin that changes pom.xml in every build, added new entries in .gitignore

* BAEL-1852 - Testing an Abstract Class with JUnit (#4773)

* BAEL-1852 - Testing an Abstract Class with JUnit

* Fixed test method names and class names according to naming compliances.

* BAEL-1934 (#4768)

* Bean Object, server side and client side example for event streaming
example

* BAEL-1628

Access a File from the Classpath in a Spring Application

* inputstream retrieval added

* Removed files related to evaluation article

* + Aligning code to the article. Removed Utility methods and classes

* BAEL - 1628

* PMD fixes

* Code Review changes
Refactored : whenResourceUtils_thenReadSuccessful

* BAEL-1934

* +indentation correction in pom.xml

* synced with master

* indentation correction

* update to spring 5

* Bael 2018 (#4774)

* BAEL-2018

* Update Animal.java

* rename

* tests added

* generic type shorten

* update test

* BAEL-1911 - Fixing author's review comments (#4782)

* Strange git issue with README.MD, wouldn't revert the file

* Fixing review comments

* BAEL-1911 Refactored SQL code, fixed formatting

* fix swagger parent

* Update pom.xml

* Update pom.xml

* Overriding System time for testing (#4779)

* Overriding System time for testing

* Remove Joda Date Time examples

* BAEL-1728: add java instrumentation

* dupirefr/dupire.francois+pro@gmail.com [BAEL-1981] Spring data jpa dates (#4795)

* [BAEL-1981] Article entity and repository + tests

* [BAEL-1981] Removing unnecessary fields

* [BAEL-1981] spring-data-jpa module creation

* BAEL-1818 lamdba instead of loop; isEmpty() instead of == 0 (#4791)

* BAEL-2018 Moved to core-java-collections (#4796)

* BAEL-1691: comparing embedded servlet containers in spring boot

* vaadin spring

* format

* remove reactive ex

* move to reactive, extract mongodb ex

* PR for http://jira.baeldung.com/browse/BAEL-1947 Spring Boot Vue (#4687)

* commit first as binodpanta

* revert test change

* A short example of real-time event streaming using Spring WebFlux

* Code for http://jira.baeldung.com/browse/BAEL-1527

* remove unrelated files

* Apply feedback changes to rename test and remove link from readme file, ongoing work

* Update formatting fixes to code and add pom changes, that partially fix test runnning issues in IDE but not in cmdline

* Apply Eclipse formatter to test code and apply suggested pom fixes

* BAEL-1527 Formatting fix in pom.xml

* Use string.format to cleanup logging code

* BAEL-1527 Changed logging pattern

* Start the spring-boot-vue module, WIP

* some small updates with comments

* Add index html template page

* merge pom.xml fixes

* Add integration test with MockMvc to verify index.html content is rendered correctly

* fix up pom merge issues

* merge issues fix for pom

* pom end of file newline

* Update README.md

* Update README.md (#4706)

* add links (#4804)

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* Create README.md

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* Update README.MD

* Create README.md

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* move mongodb ex

* fix readme files

* Bael 1832 (#4748)

* @primary annotation

* @primary annotation Employee name

* Update PrimaryApplication.java

* @primary annotation with @component

* add security exc

* added readme

* added link

* BAEL-2030 remove first element from list (#4803)

* BAEL-2042 JavaFaker unit tests

* Moved javafaker unit tests to testing-modules

* Update PushController.java

* * added examples of filtering collections using Streams, Apache CollectionUtils, Guava and Eclipse Collections

* * Added examples for java-9 filtering collector

* * minor fixes and cleaning duties

* add elements to list (#4814)

* BAEL-1960: Custom appender for log4j (#4731)

* BAEL-1960: Custom appender for log4j

* Changes as per suggestion to BAEL-1960

* Changes as [er review for BAEL-1960

* Changes for formatting as per suggestion.

* BAEL-1960. Copied pom.xml from master and pasted my changes against it.

* Chnages for spaces instead of tabs.

* Changes for spaces instead of tabs.

* PrincipalExtractor and AuthoritiesExtractor example

* Bael 1743 improved (#4826)

* compile only for firefox

* added parent module

* changed artifact id

* commenting out problematic modules in the integration-lite build

* integratio-lite profile work

* integration-lite work

* update spring data elasticsearch

* BAEL-1818 A Simple Guide to Connection Pooling in Java (#4823)

* Initial Commit

* Update parent pom.xml

* Update BasicConnectionPool class

* Update BasicConnectionPool class

* BAEL-1818 removed code from core-java module, cleaned up a little pom files

* BAEL-1818 moved the code from connectionpool.connectionpools package to connectionpool

* added link

* integration-lite trying out a few modules

* moved PrincipalExtractor and AuthoritiesExtractor example to spring-5-security module

* removed comment on pom

* [refs#BAEL-1992] Minor refactoring

* BAEL-1983 Intialize a HashMap in Java (#4819)

* move mqtt project

* added link

* Add items to list in core-java-collections (#4841)

* [BAEL-7608] - Fixed spring-5-reactive integration tests

* [BAEL-7608] - Reverted NettyContext to Embedded Tomcat example with Async = true

* [BAEL-7608] - Removed unused imports

* Update pom.xml

* [BAEL-7609] - Fixed spring-boot integration tests

* Added PR files for BAEL-2031 (#4844)

* Added source files for BAEL-2031

* Added test files for BAEL-2031

* upgrade sockets to spring5

* BAEL-1979 Added examples for SnakeYAML Library (#4802)

* BAEL-1979 Added examples for SnakeYAML Library

* BAEL-1979 Moved the snakeyaml related code to libraries module

* BAEL-1979 Removed the System.out.println() statements and converted the assertTrue to assertEquals wherever possible.

* BAEL-1979 Removed println statements, small formatting fix in pom.xml

* [BAEL-7608] - Fixed SecurityIntegrationTest with redirecting to login

* Bael 1555 - Improve Example (#4852)

* BAEL-1555

* Corrected indents and spacing

* RequestMapping to GetMapping

* Improved Performance For Concurrent Users

* BAEL-1958 Log using SLF4J (#4790)

* Log using SLF4J
Jira Ticket: BAEL-1958

* Incorporate first review comments

* Bael 2023 (#4851)

* bael-2023: removing all occurrences of a value from a list

* adjusting examples to match the article

* [BAEL-7437] - Added spring tx dependency to fix spring-mvc-simple junit 5 TCs

* add libraries server project

* remove extra files

* BAEL-1865 - Java Objects Sizes (#4584)

* BAEL-1865 - Java Objects Sizes

* BAEL-1865 - PR fix

* OAuth2 Principal and Authorities example - refactor and added example using custom authorization server

* Server-Sent Evensts

* BAEL-1936 Use of FilenameFilter (#4520)

* Added tests for FilenameFilter demo

-added a test to show FilenameFilter implementation
-added another test to show similar functionality using Predicate

* refactored code to get directory at a single location

* fixing formatting

* changed test class name to conform to custom rule

UnitTestNamingConventionRule lists the allowed test class names. Added ManualTest at the end to conform to the rule.

* add new module

* Update pom.xml (#4843)

* BAEL-1861 - Running JUnit tests from a Java application (#4526)

* BAEL-1562 - Thymeleaf sample working

* BAEL-1562 Code added for Fragments sample

* BAEL-1562 - Last correction for the test

* BAEL-1562 - Thymeleaf sample working

* BAEL-1562 Code added for Fragments sample

* BAEL-1562 - Last correction for the test

* Updates Thymeleaf version to 3.0.9.RELEASE

* Added msf4j projects

* updated msf4j project folder

* fixed issue with spring-thymeleaf/pom.xml

* Removed depedency-reduced-pom.xml

* Whitespacing fix

* Strange git issue with README.MD, wouldn't revert the file

* Added jupiter api

* Corrected junit test

* Added test engine to plugin

* Removed extra tag

* Little fixes to junit4 and junit4 run from java

* Removed scope from pom.xml

* Removed bin file from testing

* Slight changes for PMD

* Slight changes for PMD

* ok, moved code to another folder

* Renamed and fixed runjunitfromjava

* moved test classes to test folder

* moved main to src/java

* BAEL-1861 Moved test running classes to src/test/java

* Added changes to runjunitfromjava

* Added changes to runjunitfromjava

* BAEL-1861 Changed test execution code examples

* BAEL-1861 Changed test execution code examples; formatting

* Bael 1852 - Test case code is aligned to support Junit5 (#4847)

* add prototype bean ex with function

* remove extra classes

* remove extra import

* separate configs

* separate configs

* Update AppConfig.java

* Code update to support Junit5

* BAEL-1979 Added examples for SnakeYAML Library (#4802)

* BAEL-1979 Added examples for SnakeYAML Library

* BAEL-1979 Moved the snakeyaml related code to libraries module

* BAEL-1979 Removed the System.out.println() statements and converted the assertTrue to assertEquals wherever possible.

* BAEL-1979 Removed println statements, small formatting fix in pom.xml

* BAEL-1852 Renamed one test method, fixed formatting

* Bael 1273 Spring RSS Feed View (#4707)

* Added example for BAEL-1273 - rss feed with Spring.

* Fixed javadoc

* Removed useless SpringBootServletInitializer in RSS app's launcher

* Explicitely added Spring Boot starting class in pom.xml to prevent errors in package phase.

* Adding files for Exception Handling article (#4507)

* Adding files for Exception Handling article

* Updating files

* Test folder

* testing renaming

* Formatting and Naming Conventions

This commit reworks the code for the Intro to Exception Handling
article, ensuring that packages and classes are formatted and named
according to site standards.

* Update SseEmitterController.java (#4864)

* fixing package hierarchy (*.list.list.listoflist -> *.list.listoflist) (#4879)

* moved examples for 'removing all occurrences of an element from a list' to core-java-collections (#4878)

* BAEL-1958 Moved the example to logging-modules (#4886)

* Example for removing first element of array (BAEL-2029) (#4836)

* Example for removing first element of array (BAEL-2029)

* Use AssertJ assertions

* BAEL-1986 List initialization in one line (#4696)

* list initializations in one line

* Enhance after review

* formatting and naming

* Formatting and renaming 2

* Unit tests and DequeBasedSynchronizedStack added up

* Unit tests method names and class names modified as per the guidelines

* BAEL-1840 Builder Pattern in Kotlin (#4730)

* builder pattern in kotlin

* builder pattern in kotlin new-line

* deleted Sandbox, added unit test

* add other tests

* named and default parameters builder

* Make FoodOrderNamed a data class

* BAEL-1861 Replaced real tests with demo test "placeholders" (#4887)

* Spring Boot and Angular E-Commerce Application (#4874)

* Spring Boot and Angular E-Commerce Application

* Spring Boot and Angular E-Commerce Application pom.xml updated

* Spring Boot and Angular E-Commerce Application tests added

* BAEL-7965 JMH module fails when build (#4888)

* BAEL-7965 JMH module fails when build

-Added jmh module in default profile in parent pom

* Update pom.xml

moved jmh module to integration profile

* Create pom.xml

* Create FunctionTestSuite.java

BAEL-1857

* BAEL-1857 Running Parallel JUnit Tests with Maven

* BAEL-1901 and BAEL-1555 add links (#4892)

* BAEL-1766: Update README

* BAEL-1853: add link to article

* BAEL-1801: add link to article

* Added links back to articles

* Add links back to articles

* BAEL-1795: Update README

* BAEL-1901 and BAEL-1555 add links back to article

* [BAEL-1967] - Custom validation MessageSource in Spring Boot

* POM file updated for BAEL-1967

* BAEL-1704: Non-Trivial Work in Kotlin vs Java (#4861)

* BAEL-1704: Non-Trivial Work in Kotlin vs Java

* BAEL-1704: Non-Trivial Work in Kotlin vs Java

Renaming one test class

* Bael 1964 (#4881)

* Added initial code for BAEL-1964, in-memory authentication application

* Switched to default security encoder instead of a specific one

* Fix typo (#4897)

* add new module

* fix typo

* [BAEL-7670] Added logback.xml in missing modules in src/main/resources

* Spring Data JPA Composable repository
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neerajnyd authored and pivovarit committed Aug 18, 2018
1 parent 9bb3310 commit 8c4585b
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81 changes: 81 additions & 0 deletions spring-data-jpa/src/main/java/com/baeldung/domain/Item.java
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package com.baeldung.domain;

import java.math.BigDecimal;

import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.ManyToOne;

@Entity
public class Item {

private String color;
private String grade;

@Id
private Long id;

@ManyToOne
private ItemType itemType;

private String name;
private BigDecimal price;
@ManyToOne
private Store store;

public String getColor() {
return color;
}

public String getGrade() {
return grade;
}

public Long getId() {
return id;
}

public ItemType getItemType() {
return itemType;
}

public String getName() {
return name;
}

public BigDecimal getPrice() {
return price;
}

public Store getStore() {
return store;
}

public void setColor(String color) {
this.color = color;
}

public void setGrade(String grade) {
this.grade = grade;
}

public void setId(Long id) {
this.id = id;
}

public void setItemType(ItemType itemType) {
this.itemType = itemType;
}

public void setName(String name) {
this.name = name;
}

public void setPrice(BigDecimal price) {
this.price = price;
}

public void setStore(Store store) {
this.store = store;
}
}
46 changes: 46 additions & 0 deletions spring-data-jpa/src/main/java/com/baeldung/domain/ItemType.java
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package com.baeldung.domain;

import java.util.ArrayList;
import java.util.List;

import javax.persistence.CascadeType;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.OneToMany;

@Entity
public class ItemType {

@Id
private Long id;
@OneToMany(cascade = CascadeType.ALL)
@JoinColumn(name = "ITEM_TYPE_ID")
private List<Item> items = new ArrayList<>();

private String name;

public Long getId() {
return id;
}

public List<Item> getItems() {
return items;
}

public String getName() {
return name;
}

public void setId(Long id) {
this.id = id;
}

public void setItems(List<Item> items) {
this.items = items;
}

public void setName(String name) {
this.name = name;
}
}
55 changes: 55 additions & 0 deletions spring-data-jpa/src/main/java/com/baeldung/domain/Location.java
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package com.baeldung.domain;

import java.util.ArrayList;
import java.util.List;

import javax.persistence.CascadeType;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.OneToMany;

@Entity
public class Location {

private String city;
private String country;
@Id
private Long id;

@OneToMany(cascade = CascadeType.ALL)
@JoinColumn(name = "LOCATION_ID")
private List<Store> stores = new ArrayList<>();

public String getCity() {
return city;
}

public String getCountry() {
return country;
}

public Long getId() {
return id;
}

public List<Store> getStores() {
return stores;
}

public void setCity(String city) {
this.city = city;
}

public void setCountry(String country) {
this.country = country;
}

public void setId(Long id) {
this.id = id;
}

public void setStores(List<Store> stores) {
this.stores = stores;
}
}
76 changes: 76 additions & 0 deletions spring-data-jpa/src/main/java/com/baeldung/domain/Store.java
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@@ -0,0 +1,76 @@
package com.baeldung.domain;

import java.util.ArrayList;
import java.util.List;

import javax.persistence.CascadeType;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import javax.persistence.OneToMany;

@Entity
public class Store {

private Boolean active;
@Id
private Long id;
@OneToMany(cascade = CascadeType.ALL)
@JoinColumn(name = "STORE_ID")
private List<Item> items = new ArrayList<>();
private Long itemsSold;

@ManyToOne
private Location location;

private String name;

public Boolean getActive() {
return active;
}

public Long getId() {
return id;
}

public List<Item> getItems() {
return items;
}

public Long getItemsSold() {
return itemsSold;
}

public Location getLocation() {
return location;
}

public String getName() {
return name;
}

public void setActive(Boolean active) {
this.active = active;
}

public void setId(Long id) {
this.id = id;
}

public void setItems(List<Item> items) {
this.items = items;
}

public void setItemsSold(Long itemsSold) {
this.itemsSold = itemsSold;
}

public void setLocation(Location location) {
this.location = location;
}

public void setName(String name) {
this.name = name;
}
}
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@@ -0,0 +1,15 @@
package com.baeldung.repository;

import org.springframework.stereotype.Repository;

import com.baeldung.domain.Item;

@Repository
public interface CustomItemRepository {

void deleteCustom(Item entity);

Item findItemById(Long id);

void findThenDelete(Long id);
}
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@@ -0,0 +1,13 @@
package com.baeldung.repository;

import org.springframework.stereotype.Repository;

import com.baeldung.domain.ItemType;

@Repository
public interface CustomItemTypeRepository {

void deleteCustom(ItemType entity);

void findThenDelete(Long id);
}
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@@ -0,0 +1,10 @@
package com.baeldung.repository;

import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.stereotype.Repository;

import com.baeldung.domain.ItemType;

@Repository
public interface ItemTypeRepository extends JpaRepository<ItemType, Long>, CustomItemTypeRepository, CustomItemRepository {
}
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@@ -0,0 +1,10 @@
package com.baeldung.repository;

import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.stereotype.Repository;

import com.baeldung.domain.Location;

@Repository
public interface LocationRepository extends JpaRepository<Location, Long> {
}
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@@ -0,0 +1,15 @@
package com.baeldung.repository;

import java.util.Optional;

import org.springframework.data.repository.Repository;

import com.baeldung.domain.Location;

@org.springframework.stereotype.Repository
public interface ReadOnlyLocationRepository extends Repository<Location, Long> {

Optional<Location> findById(Long id);

Location save(Location location);
}
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@@ -0,0 +1,13 @@
package com.baeldung.repository;

import java.util.List;

import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.stereotype.Repository;

import com.baeldung.domain.Store;

@Repository
public interface StoreRepository extends JpaRepository<Store, Long> {
List<Store> findStoreByLocationId(Long locationId);
}
Original file line number Diff line number Diff line change
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package com.baeldung.repository.impl;

import javax.persistence.EntityManager;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;

import com.baeldung.domain.Item;
import com.baeldung.repository.CustomItemRepository;

@Repository
public class CustomItemRepositoryImpl implements CustomItemRepository {

@Autowired
private EntityManager entityManager;

@Override
public void deleteCustom(Item item) {
entityManager.remove(item);
}

@Override
public Item findItemById(Long id) {
return entityManager.find(Item.class, id);
}

@Override
public void findThenDelete(Long id) {
final Item item = entityManager.find(Item.class, id);
entityManager.remove(item);
}
}
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