In this post under Lombok, I will show with example the purpose and how to use @NonNull annotation. This annotation is applied at method or constructor parameter level. This annotation adds a null check which will check whether the designated parameter value is null or not. If the parameter value is null it will throw…… Continue reading Using @NonNull annotation
Overriding class level Getter and Setter annotations with method level Getter and Setter annotations
In this post under Lombok, I will show how we can override Getter and Setter annotations (applied at class level) default settings by appliying same annotations at method level. Below is the example of pojo class for your reference. 1 package package3; 2 3 import java.util.Date; 4 5 import lombok.AccessLevel; 6 import lombok.Getter; 7 import…… Continue reading Overriding class level Getter and Setter annotations with method level Getter and Setter annotations
Getter and Setter annotations with AccessLevel
In previous post under Lombok, I showed how to inform Lombok to generate getter and setter methods automatically. By default getter and setter methods generated by Lombok have public access modifier. We can change the access modifier by taking help of “AccessLevel” attribute as shown below. 1 package package2; 2 3 import lombok.AccessLevel; 4 import…… Continue reading Getter and Setter annotations with AccessLevel
Getter and Setter annotations
In this post under Lombok, I will show with example the purpose of Getter and Setter annotations. These two annotations when used instructs Lombok to generate getter and setter methods. We don’t need to use these two annotations always together. We can use the anyone of them based on our needs. These two annotations can…… Continue reading Getter and Setter annotations
Registering Filters per JAX-RS client
In this post under JAX-RS Client, I will show with example how to configure filters per client. For our example we need to create two filters one to intercept requests and another to intercept responses as shown below Request Filter package defaultPackage; import java.io.IOException; import jakarta.ws.rs.client.ClientRequestContext; import jakarta.ws.rs.client.ClientRequestFilter; import jakarta.ws.rs.ext.Provider; public class MyClientRequestFilter implements ClientRequestFilter…… Continue reading Registering Filters per JAX-RS client
Registering Filters per WebTarget
In this post under JAX-RS Client, I will show with example how to add filters that will get executed before sending the request and after receiving the response. For this purpose we will create two filters. The below code shows the filter code that will be executed before the request is sent 1 package defaultPackage;…… Continue reading Registering Filters per WebTarget
JAX-RS Client Connect Timeout
In this post under JAX-RS client, I will show with example how to set connect timeout. Below is the complete code for your reference Main Class 1 package defaultPackage; 2 3 import java.util.concurrent.TimeUnit; 4 5 import jakarta.ws.rs.client.Client; 6 import jakarta.ws.rs.client.ClientBuilder; 7 import jakarta.ws.rs.client.Invocation; 8 import jakarta.ws.rs.client.WebTarget; 9 import jakarta.ws.rs.core.Response; 10 11 public class Example14 {…… Continue reading JAX-RS Client Connect Timeout
JAX-RS Client Read Timeout
In this post under JAX-RS client, I will show with example how to set read timeout. Below is the complete code for your reference Main Class 1 package defaultPackage; 2 3 import java.util.concurrent.TimeUnit; 4 5 import jakarta.ws.rs.client.Client; 6 import jakarta.ws.rs.client.ClientBuilder; 7 import jakarta.ws.rs.client.Invocation; 8 import jakarta.ws.rs.client.WebTarget; 9 import jakarta.ws.rs.core.Response; 10 11 public class Example13 {…… Continue reading JAX-RS Client Read Timeout
Creating a header and footer for a worksheet
In this post under Apache excel, I will show with example how to add header and footer to an Worksheet. Below is the complete code for your reference. Main Class 1 package package5; 2 3 import java.io.BufferedReader; 4 import java.io.File; 5 import java.io.FileOutputStream; 6 import java.io.FileReader; 7 import java.io.IOException; 8 9 import org.apache.poi.xssf.usermodel.XSSFCell; 10 import…… Continue reading Creating a header and footer for a worksheet
Configuring RetryTemplate (using Interceptor)
In the previous post under Spring Retry –> XML Configuration –> Spring AOP, I showed with example how to configure Spring Retry using interceptor. In that post I used RetryOperationsInterceptor class as shown in the below snippet. <bean id=”retryAdvice” class=”org.springframework.retry.interceptor.RetryOperationsInterceptor”/> In the above code snippet, I created a bean of RetryOperationsInterceptor which will create a…… Continue reading Configuring RetryTemplate (using Interceptor)
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