Memorynotfound

Spring Kafka – Forwarding Listener Results using @SendTo

2018-03-08T14:13:44Z

This tutorial demonstrates how to forward listener results using the @SendTo annotation using Spring Kafka, Spring Boot and Maven. We can use static typed topics, runtime expressions or application initialization expressions. Take a look...

The post Spring Kafka – Forwarding Listener Results using @SendTo appeared first on Memorynotfound.

Spring Kafka and Spring Boot Configuration Example

2018-03-08T12:05:11Z

In the following tutorial we demonstrate how to configure Spring Kafka with Spring Boot. Spring Boot uses sensible default to configure Spring Kafka. We can override these defaults using the application.yml property file. Project...

The post Spring Kafka and Spring Boot Configuration Example appeared first on Memorynotfound.

Spring Kafka – Batch Listener Example

2018-03-08T09:59:52Z

In the following tutorial we demonstrate how to setup a batch listener using Spring Kafka, Spring Boot and Maven. We start by configuring the BatchListener. You can optionally configure a BatchErrorHandler. We also demonstrate...

The post Spring Kafka – Batch Listener Example appeared first on Memorynotfound.

Spring Kafka – JSON Serializer and Deserializer Example

2018-03-06T12:08:44Z

The following tutorial demonstrates how to send and receive a Java Object as a JSON byte[] to and from Apache Kafka using Spring Kafka, Spring Boot and Maven. We’ll send a Java Object as...

The post Spring Kafka – JSON Serializer and Deserializer Example appeared first on Memorynotfound.

Spring Kafka – Adding Custom Header to Kafka Message Example

2018-03-06T09:50:24Z

In this tutorial we demonstrate how to add/read custom headers to/from a Kafka Message using Spring Kafka. We start by adding headers using either Message&lt?> or ProducerRecord<String, String>. Followed by reading the values inside...

The post Spring Kafka – Adding Custom Header to Kafka Message Example appeared first on Memorynotfound.

Spring Kafka – Consumer and Producer Example

2018-03-05T12:47:46Z

This tutorial demonstrates how to send and receive messages from Spring Kafka. We start by creating a Spring Kafka Producer which is able to send messages to a Kafka topic. Next we create a...

The post Spring Kafka – Consumer and Producer Example appeared first on Memorynotfound.

Apache PDFBox Extract Images from PDF Document

2018-02-23T11:36:30Z

This tutorial demonstrates how to extract images from a PDF document in Java using Apache PDFBox. Maven Dependencies We use Apache Maven to manage our project dependencies. Make sure the following dependencies reside on...

The post Apache PDFBox Extract Images from PDF Document appeared first on Memorynotfound.

Apache PDFBox Convert PDF to Image in Java

2018-02-21T15:01:50Z

This tutorial demonstrates how to convert a PDF document to images in Java using Apache PDFBox. Maven Dependencies We use Apache Maven to manage our project dependencies. Make sure the following dependencies reside on...

The post Apache PDFBox Convert PDF to Image in Java appeared first on Memorynotfound.

Apache PDFBox Encrypt Decrypt PDF Document Java

2018-02-21T14:47:33Z

This tutorial demonstrates how to add a password and encrypt a PDF document in Java using Apache PDFBox. We also show how to decrypt a password protected PDF document. Maven Dependencies We use Apache...

The post Apache PDFBox Encrypt Decrypt PDF Document Java appeared first on Memorynotfound.

Apache PDFBox Add Watermark to PDF Document

2018-02-21T14:26:12Z

This tutorial demonstrates how to add a watermark to a PDF document in Java using Apache PDFBox. Maven Dependencies We use Apache Maven to manage our project dependencies. Make sure the following dependencies reside...

The post Apache PDFBox Add Watermark to PDF Document appeared first on Memorynotfound.