I have a word document which was generated with docx4j, when i unzip the docx file, the contents of folder is the contents of ./word/document.xml is as below the relationship xml has below relationship when we unzip chunk.docx it has below file contents and the ./word/document.xml has below contents relationship document xml has below contents similarly when i unzip the
Tag: spring
How to elegantly convert from MSSQL Datetime2 to java.time.Instant
I have a simple spring boot REST API application, using plain jdbc to fetch data from a MSSQL DB. I am trying to figure out how best to retrieve a DATETIME2 column from the DB (which stores no timezone info), and serialize it as a UTC timestamp (and treat it as such in general in code). My DB server timezone
Multiple nested exceptions while trying to consume JSON documents from API’s
I’ve created a simple Spring Boot app, in which I am trying to consume an API through JSON information. Below you can see the simple code I created using RestTemplate on the Service Class. The problem I am facing is that when I am using the API url below, I am getting the following nested exception. In case I am
Avoid duplication on manyToMany relationships with 3 tables
I’m trying to implement a User system with roles and privileges. So I have 5 tables: users roles privileges users_roles roles_privileges My class user owns the relationship users_roles and the class roles owns the relationship roles_privileges. To describe my problem lets say I have the following in my database (simplified): users: user roles: 0, 1 privileges: a, b, c, d
Spring, Jpa : One To Many Error when the list contains values
I want to return a Profile Object in JSON containing a list of login details associated with a social network. Everything works correctly when the “reseaux_sociaux” table is empty. For my status table I get my statuses in JSON format in my Profile object. However, when “reseaux_sociaux” contains values then I get the error below and my Profile object in
Spring upgrade issue – ClassNotFoundException
I have upgraded my spring boot from 2.2.6.RELEASE to 2.7.0. After the upgrade , i am getting ClassNotFoundException when i start the application. I tried with 2.6.6 but result is same. My pom file looks like Exception : Can anyone please help on this? Answer Finally i could solve the issue. In the parent pom had elastic search version was
Is there any way to use something like List.class?
I’m using SpringBoot with OpenAPI and SwaggerUI to implement a rest api. I want to annotate a @GetMapping method with @ApiResponses to provide the schema of the response, but I’m struggling with the parameter implementation of @Schema. The return type of my method is List<ScanDTO>, so I tried the following: But this doesn’t work. Things like ScanDTO.class would work. The
@Value not getting the value from application.properties
im trying to get a value from the application.properties in a Spring boot app. The class is defined with the tag @Component, I already tried @Service too, and with @PropertySource(“classpath:application.properties”) and without the @PropertySource but in any case they get the value. The interface is defined like this And the superior interface In any case I tried without implementing the
Error while querying tables using hibernate
I am trying to query a table called student in MySQL. This is the structure: Here is the java code which I use to query: This is the error message: Here is the image of the referenced libraries: Insertion into table is working correctly. Only querying isn’t. What is the error here? Please comment if extra information is needed. UPDATE:
Failed to read candidate component class when testing Spring Data Repository – IndexOutOfBoundsException
I’m trying to test a Spring Data JPA repository but when I run the test I always get the following error The class it talks about is a pretty simple entity If I comment the @Table annotation I get the same error on the next class. I also had the issue on a classe with @Cacheable and it gave me