spring-boot | List of Spring Boot Tutorials | Object-Relational Mapping library

 by   mkyong Java Version: Current License: MIT

kandi X-RAY | spring-boot Summary

kandi X-RAY | spring-boot Summary

spring-boot is a Java library typically used in Utilities, Object-Relational Mapping, Spring Boot, Spring, Hibernate, JPA applications. spring-boot has no bugs, it has a Permissive License and it has high support. However spring-boot has 1 vulnerabilities and it build file is not available. You can download it from GitHub.

List of Spring Boot Tutorials
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            kandi-support Support

              spring-boot has a highly active ecosystem.
              It has 597 star(s) with 882 fork(s). There are 54 watchers for this library.
              OutlinedDot
              It had no major release in the last 6 months.
              There are 3 open issues and 1 have been closed. On average issues are closed in 519 days. There are 6 open pull requests and 0 closed requests.
              It has a positive sentiment in the developer community.
              The latest version of spring-boot is current.

            kandi-Quality Quality

              spring-boot has 0 bugs and 0 code smells.

            kandi-Security Security

              spring-boot has 1 vulnerability issues reported (0 critical, 1 high, 0 medium, 0 low).
              spring-boot code analysis shows 0 unresolved vulnerabilities.
              There are 0 security hotspots that need review.

            kandi-License License

              spring-boot is licensed under the MIT License. This license is Permissive.
              Permissive licenses have the least restrictions, and you can use them in most projects.

            kandi-Reuse Reuse

              spring-boot releases are not available. You will need to build from source code and install.
              spring-boot has no build file. You will be need to create the build yourself to build the component from source.

            Top functions reviewed by kandi - BETA

            kandi has reviewed spring-boot and discovered the below as its top functions. This is intended to give you an instant insight into spring-boot implemented functionality, and help decide if they suit your requirements.
            • Starts books .
            • Send an email with an attachment .
            • Find image by bookid
            • Handle method argument not valid .
            • Updates an existing book .
            • Returns the error attributes .
            • Find books by name and price and price
            • Configures the HttpSecurity methods .
            • Find all customers .
            • Handles query .
            Get all kandi verified functions for this library.

            spring-boot Key Features

            No Key Features are available at this moment for spring-boot.

            spring-boot Examples and Code Snippets

            No Code Snippets are available at this moment for spring-boot.

            Community Discussions

            QUESTION

            EmbeddedKafka failing since Spring Boot 2.6.X : AccessDeniedException: ..\AppData\Local\Temp\spring.kafka*
            Asked 2022-Mar-25 at 12:39

            e: this has been fixed through Spring Boot 2.6.5 (see https://github.com/spring-projects/spring-boot/issues/30243)

            Since upgrading to Spring Boot 2.6.X (in my case: 2.6.1), I have multiple projects that now have failing unit-tests on Windows that cannot start EmbeddedKafka, that do run with Linux

            There is multiple errors, but this is the first one thrown

            ...

            ANSWER

            Answered 2021-Dec-09 at 15:51

            Known bug on the Apache Kafka side. Nothing to do from Spring perspective. See more info here: https://github.com/spring-projects/spring-kafka/discussions/2027. And here: https://issues.apache.org/jira/browse/KAFKA-13391

            You need to wait until Apache Kafka 3.0.1 or don't use embedded Kafka and just rely on the Testcontainers, for example, or fully external Apache Kafka broker.

            Source https://stackoverflow.com/questions/70292425

            QUESTION

            Springboot 2.6.0 / Spring fox 3 - Failed to start bean 'documentationPluginsBootstrapper'
            Asked 2022-Mar-25 at 06:14

            I'm trying to initiate a Springboot project using Open Jdk 15, Springboot 2.6.0, Springfox 3. We are working on a project that replaced Netty as the webserver and used Jetty instead because we do not need a non-blocking environment.

            In the code we depend primarily on Reactor API (Flux, Mono), so we can not remove org.springframework.boot:spring-boot-starter-webflux dependencies.

            I replicated the problem that we have in a new project.: https://github.com/jvacaq/spring-fox.

            I figured out that these lines in our build.gradle file are the origin of the problem.

            ...

            ANSWER

            Answered 2022-Feb-08 at 12:36

            This problem's caused by a bug in Springfox. It's making an assumption about how Spring MVC is set up that doesn't always hold true. Specifically, it's assuming that MVC's path matching will use the Ant-based path matcher and not the PathPattern-based matcher. PathPattern-based matching has been an option for some time now and is the default as of Spring Boot 2.6.

            As described in Spring Boot 2.6's release notes, you can restore the configuration that Springfox assumes will be used by setting spring.mvc.pathmatch.matching-strategy to ant-path-matcher in your application.properties file. Note that this will only work if you are not using Spring Boot's Actuator. The Actuator always uses PathPattern-based parsing, irrespective of the configured matching-strategy. A change to Springfox will be required if you want to use it with the Actuator in Spring Boot 2.6 and later.

            Source https://stackoverflow.com/questions/70036953

            QUESTION

            IntelliJ - Invalid source release: 17
            Asked 2022-Mar-17 at 13:46

            I've created a new Java project in IntelliJ with Gradle that uses Java 17. When running my app it has the error Cause: error: invalid source release: 17.

            My Settings

            I've installed openjdk-17 through IntelliJ and set it as my Project SDK.

            The Project language level has been set to 17 - Sealed types, always-strict floating-point semantics.

            In Modules -> Sources I've set the Language level to Project default (17 - Sealed types, always strict floating-point semantics).

            In Modules -> Dependencies I've set the Module SDK to Project SDK openjdk-17.

            In Settings -> Build, Execution, Deployment -> Compiler -> Java Compiler I've set the Project bytecode version to 17.

            Gradle

            ...

            ANSWER

            Answered 2021-Oct-24 at 14:23

            The message typically entails that your JAVA_HOME environment variable points to a different Java version.

            Here are the steps to follow:

            • Close IntelliJ IDEA
            • Open a terminal window and check your JAVA_HOME variable value:
              • *nix system: echo $JAVA_HOME
              • Windows system: echo %JAVA_HOME%
            • The JAVA_HOME path should be pointing to a different path, then set it to the openjdk-17 path:
              • *nix system: export JAVA_HOME=/path/to/openjdk-17
              • Windows system: set JAVA_HOME=path\to\openjdk-17
            • Open your project again in IntelliJ IDEA
            • Make sure to set both source and target compatibility versions (not only the sourceCompatibility)

            You should be able to build your project.

            EDIT: Gradle Toolchain

            You may need also to instruct Gradle to use a different JVM than the one it uses itself by setting the Java plugin toolchain to your target version:

            Source https://stackoverflow.com/questions/69696321

            QUESTION

            Spring Cloud Gateway; Spring MVC found on classpath, which is incompatible with Spring Cloud Gateway Issue
            Asked 2022-Mar-16 at 07:16

            I got this below error when run the API-GATEWAY, I tried so many ways but I couldn't solve this issue.

            Description:

            Spring MVC found on classpath, which is incompatible with Spring Cloud Gateway.

            Action:

            Please set spring.main.web-application-type=reactive or remove spring-boot-starter-web dependency.

            Main Class

            ...

            ANSWER

            Answered 2021-Aug-01 at 06:17

            Please note that Spring Cloud Gateway is not compatible with Spring MVC (spring-boot-starter-web). This is outlined in section "How to include Spring Cloud Gateway in the official reference documentation":

            Spring Cloud Gateway is built on Spring Boot 2.x, Spring WebFlux, and Project Reactor. As a consequence, many of the familiar synchronous libraries (Spring Data and Spring Security, for example) and patterns you know may not apply when you use Spring Cloud Gateway.

            Additionally, it is stated that:

            Spring Cloud Gateway requires the Netty runtime provided by Spring Boot and Spring Webflux. It does not work in a traditional Servlet Container or when built as a WAR.

            As already suggested by the error message, you would need to remove the dependency on spring-boot-starter-web. You can list all your direct and transitive dependencies with the following command:

            Source https://stackoverflow.com/questions/68587832

            QUESTION

            Added corsConfigurationSource and still an error "has been blocked by CORS policy"
            Asked 2022-Mar-02 at 19:19

            I'm trying to connect Spring Security to my project. Created the Security Config class

            ...

            ANSWER

            Answered 2022-Mar-02 at 19:19

            If this is a local environment, you don't need to configure Spring, instead you modify angular configuration.

            Create a file proxy.conf.json in your project's src/ folder.

            Add the following content to the new proxy file:

            Source https://stackoverflow.com/questions/71202079

            QUESTION

            Spring Boot 2.6 and Angular in static Resources
            Asked 2022-Mar-02 at 08:15

            My question is very similar to this question that has already been asked and answered but is not 100% up-to-date.

            We used the solution from Chris Gaskill for quite some time and it suited us perfectly because we wanted to redirect requests that contain more than one path segment (i.e. /foo/bar)

            From Spring Boot 2.4 on, Boot uses the PathPatternParser instead of the AntPathMatcher, wherein the former does not support ** at the start of a pattern anymore (see docs).

            Is there some other solution to get the same behavior? What do you use to redirect all requests, that did not match anything else, to the index.html of the Angular app?

            This is the code of the controller that forwards the requests.

            ...

            ANSWER

            Answered 2022-Feb-23 at 15:02

            Have you tried to implement redirection on Angular side? In my application I've solved this like:

            Source https://stackoverflow.com/questions/71157689

            QUESTION

            org.junit.platform.commons.JUnitException: TestEngine with ID 'junit-jupiter' failed to discover tests
            Asked 2022-Feb-16 at 06:28

            I wan to implement a Junit 5 test into Gradle project. I tried this:

            Gradle configuration:

            ...

            ANSWER

            Answered 2021-Dec-22 at 21:35

            GeneratePdf does not match the default name pattern for test classes. The default pattern is Test*|*Test|*Tests.

            You can change it in your Gradle file with

            Source https://stackoverflow.com/questions/70452633

            QUESTION

            Prometheus cannot scrape from spring-boot application over HTTPS
            Asked 2022-Feb-11 at 19:34

            I'm deploying a spring-boot application and prometheus container through docker, and have exposed the spring-boot /actuator/prometheus endpoint successfully. However, when I enable prometheus debug logs, I can see it fails to scrape the metrics:

            ...

            ANSWER

            Answered 2022-Feb-07 at 22:37

            Ok, I think I found my problem. I made two changes:

            First, I moved the contents of the web.config.file into the prometheus.yml file under the 'spring-actuator'. Then I changed the target to use the hostname for my backend container, rather than 127.0.0.1.

            The end result was a single prometheus.yml file:

            Source https://stackoverflow.com/questions/70950420

            QUESTION

            Kotlin Spring Boot bean validation not working
            Asked 2022-Feb-02 at 07:44

            I have quite a few projects that is slowly being migrated from Java to Kotlin, but I'm facing a problem when changing from Java POJO to Kotlin data classes. Bean validation stops working in REST controllers. I have created a very simple project directly from https://start.spring.io to demonstrate the failure.

            ...

            ANSWER

            Answered 2021-Dec-16 at 07:38

            I think you are just missing @Validated annotation on top of your controller class.

            Source https://stackoverflow.com/questions/70215736

            QUESTION

            Spring boot 2.6.0 Error creating bean with name 'webSecurityConfig'
            Asked 2022-Jan-23 at 12:51

            I am unable to update my spring boot app to 2.6.0 from 2.5.7. It throws the following error.

            ...

            ANSWER

            Answered 2021-Dec-07 at 19:14

            The problem is the password encoder. It is required to build the auto-configured UserDetailsService that you inject in the contructor of the class.

            You can break the cycle by making the bean factory method static:

            Source https://stackoverflow.com/questions/70254555

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

            Vulnerabilities

            No vulnerabilities reported

            Install spring-boot

            You can download it from GitHub.
            You can use spring-boot like any standard Java library. Please include the the jar files in your classpath. You can also use any IDE and you can run and debug the spring-boot component as you would do with any other Java program. Best practice is to use a build tool that supports dependency management such as Maven or Gradle. For Maven installation, please refer maven.apache.org. For Gradle installation, please refer gradle.org .

            Support

            For any new features, suggestions and bugs create an issue on GitHub. If you have any questions check and ask questions on community page Stack Overflow .
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