Learn to construct a JPA query between unrelated entities.
Also find me here:
Baeldung Author
baeldung
This is the standard author on the site. Most articles are published by individual authors, with their own profiles, but when multiple people have a strong contribution, we publish collectively here.
Here's what I've written (so far):
Baeldung on Java
- All
- Weekly Review (514)
- Core Java (225)
- Spring (171)
- Testing (157)
- Spring Boot (152)
- Java (142)
- Java String (121)
- REST (109)
- Spring Security (102)
- Spring MVC (99)
- Persistence (96)
- Java IO (92)
- Jakarta EE (77)
- NoSQL (76)
- Java Collections (73)
- Data (73)
- Spring Data (71)
- Algorithms (69)
- Java Concurrency (64)
- DevOps (64)
- Security (57)
- Series (56)
- Java Dates (52)
- JPA (51)
- Reactive (49)
- Maven (47)
- HTTP Client-Side (46)
- Java Map (45)
- Spring Cloud (42)
- Java Numbers (41)
- Java Streams (40)
- Java Array (40)
- JVM (40)
- Java List (38)
- JSON (37)
- Architecture (37)
- Logging (29)
- Spring Persistence (28)
- Jackson (28)
- IDE (27)
- Gradle (25)
- Spring Web (24)
- Networking (20)
- Cloud (20)
- XML (18)
- Web Services (17)
- Groovy (16)
- Spring WebFlux (15)
- Java Web (11)
- Artificial Intelligence (8)
- Docker (7)
- Spring AI (1)
- News (1)
Spring Security Custom Logout Handler
Filed under Spring Security
Learn how to implement a Custom Logout Handler using Spring Security.
Encode a String to UTF-8 in Java
Filed under Java String
Learn how to encode a Java String to the UTF-8 character set.
Mocking the ObjectMapper readValue() Method
Learn how to mock the Jackson ObjectMapper’s readValue method with Mockito.
The Difference Between mockito-core and mockito-all
Filed under Testing
Explore the difference between mockito-core and mockito-all.
How to Determine the Data Type in Groovy
Filed under Groovy
Explore different ways to find the data type in Groovy.
Java Weekly, Issue 330
Filed under Weekly Review
A quick look at building native images for Spring Boot apps with GraalVM, and a new series from Martin Fowler on source code branching patterns.
Oracle Connection Pooling With Spring
Filed under Spring Data
Learn how to setup connection pooling to an Oracle database with Spring Data
OAuth2 for a Spring REST API – Handle the Refresh Token in AngularJS (legacy OAuth stack)
Filed under Spring Security
We learned how to store the Refresh Token in an AngularJS client app, how to refresh an expired Access Token and how to leverage the Zuul proxy.