Tagged articles

Jackson

141 articles · Page 2 of 2

Nov 14, 2022 · Backend Development

How to Secure Spring MVC APIs with Unified Request/Response Encryption

This article walks through implementing symmetric encryption for both request and response bodies in a Spring MVC project, covering requirement analysis, data model design, custom ControllerAdvice for decryption and encryption, serialization challenges with FastJson and Jackson, and final configuration to ensure consistent API output across Android, iOS, and H5 clients.

ControllerAdviceFastjsonJackson

0 likes · 14 min read

How to Secure Spring MVC APIs with Unified Request/Response Encryption

Sohu Tech Products

Nov 2, 2022 · Information Security

Handling XSS Vulnerabilities in Spring Boot: Request Wrapper, Filters, and Jackson Custom Serialization

This article documents a step‑by‑step solution for preventing XSS attacks in a Spring Boot application, covering input validation, a custom HttpServletRequestWrapper, filter registration, and Jackson serializers/deserializers to escape malicious HTML both on request parameters and JSON payloads.

Input ValidationJacksonRequestWrapper

0 likes · 16 min read

Handling XSS Vulnerabilities in Spring Boot: Request Wrapper, Filters, and Jackson Custom Serialization

Top Architect

Oct 30, 2022 · Backend Development

Implementing Request and Response Encryption in Spring Boot Using ControllerAdvice and Jackson

This article explains how to secure Spring Boot APIs by encrypting request and response bodies with symmetric AES, handling signatures, and configuring Jackson serialization to preserve enum and date formats, providing complete code examples and debugging insights.

ControllerAdviceJacksonSpring Boot

0 likes · 15 min read

Implementing Request and Response Encryption in Spring Boot Using ControllerAdvice and Jackson

Code Ape Tech Column

Oct 28, 2022 · Information Security

Implementing XSS Prevention in Spring Boot with Request Wrapper, Filter, and Custom Jackson Serialization

This article explains how to protect a Spring Boot application from XSS attacks by validating input, wrapping HttpServletRequest, creating a servlet filter, and customizing Jackson serialization/deserialization to safely handle both form parameters and @RequestBody JSON payloads.

JacksonJavaRequestWrapper

0 likes · 15 min read

Implementing XSS Prevention in Spring Boot with Request Wrapper, Filter, and Custom Jackson Serialization

Java Architect Essentials

Oct 17, 2022 · Backend Development

Performance Benchmark of Common Java JSON Libraries (Gson, FastJson, Jackson, Json-lib)

This article presents a JMH‑based performance comparison of four popular Java JSON libraries—Gson, FastJson, Jackson, and Json‑lib—covering their Maven dependencies, utility wrappers, a realistic Person model, serialization and deserialization benchmarks, and analysis of the results to guide library selection.

GsonJSONJackson

0 likes · 15 min read

Performance Benchmark of Common Java JSON Libraries (Gson, FastJson, Jackson, Json-lib)

Selected Java Interview Questions

Oct 7, 2022 · Backend Development

Configuring Date Formatting in SpringBoot Applications

This article explains how to customize the date format returned by SpringBoot REST controllers using configuration files, Jackson annotations, JavaBean annotations, and global converters, covering both JSON serialization and form data binding with practical code examples.

JacksonSpringBootannotations

0 likes · 11 min read

Configuring Date Formatting in SpringBoot Applications

Programmer DD

Aug 27, 2022 · Backend Development

How to Implement Configurable Data Masking in Spring Boot with Custom Annotations

This article explains a configurable multi‑strategy data‑masking solution for Spring Boot APIs, covering the design of a custom annotation, serializer, AnnotationIntrospector, ObjectMapper integration, and example usage on response objects.

JacksonJavaSpring Boot

0 likes · 6 min read

How to Implement Configurable Data Masking in Spring Boot with Custom Annotations

Cognitive Technology Team

Aug 12, 2022 · Backend Development

Handling Large Integer IDs in Java and JavaScript: Preventing Precision Loss with Jackson Configuration

When generating large IDs using Snowflake-like algorithms, Java's 64‑bit long values exceed JavaScript's safe integer range, causing display errors; the article explains how to resolve this by serializing Long values as strings in Spring Boot using Jackson's ToStringSerializer, both via configuration and annotations.

ID SerializationJacksonJava

0 likes · 2 min read

Handling Large Integer IDs in Java and JavaScript: Preventing Precision Loss with Jackson Configuration

Selected Java Interview Questions

Jul 16, 2022 · Backend Development

Configurable Data Masking in Java Backend Using Custom Annotations and Jackson

This article explains how to implement a flexible, annotation‑driven data‑masking solution for Java backend services by defining custom masking annotations, serializers, and integrating them into Spring's ObjectMapper to automatically mask sensitive fields in API responses.

JacksonSpringannotation

0 likes · 5 min read

Configurable Data Masking in Java Backend Using Custom Annotations and Jackson

Architecture Digest

Jul 15, 2022 · Backend Development

Configurable Multi‑Strategy Data Masking in Spring Boot with Custom Annotations and Serializer

This article demonstrates how to create a configurable, multi‑strategy data‑masking solution in Spring Boot by defining custom annotations, serializers, and integrating them with Jackson's ObjectMapper to automatically mask sensitive fields in API responses.

JacksonJavaSpring Boot

0 likes · 6 min read

Configurable Multi‑Strategy Data Masking in Spring Boot with Custom Annotations and Serializer

Top Architect

Jul 13, 2022 · Backend Development

Configurable Data Masking in Spring Boot Using Custom Annotations and Jackson

This article demonstrates how to implement a flexible data‑masking solution for sensitive fields in Spring Boot APIs by defining a custom annotation, creating a serializer, integrating it with Jackson via an AnnotationIntrospector, configuring the ObjectMapper, and applying the annotation to domain objects.

Custom AnnotationJacksonJava

0 likes · 7 min read

Configurable Data Masking in Spring Boot Using Custom Annotations and Jackson

Java Backend Technology

Jul 10, 2022 · Backend Development

How to Implement Configurable Data Masking in Spring Boot with Custom Annotations

This article explains how to create a flexible, annotation‑driven data‑masking solution for Spring Boot APIs by defining custom masking strategies, integrating a Jackson serializer, and configuring the ObjectMapper to automatically mask sensitive fields in response objects.

JacksonJavaSpring Boot

0 likes · 6 min read

Top Architect

Jul 3, 2022 · Backend Development

Implementing Request and Response Encryption in Spring MVC Using ControllerAdvice

This article demonstrates how to secure GET and POST API endpoints in a Spring MVC application by encrypting request bodies and responses with AES, using custom ControllerAdvice classes, handling serialization issues with FastJSON and Jackson, and configuring ObjectMapper for proper date and enum formatting.

AESControllerAdviceJackson

0 likes · 15 min read

Implementing Request and Response Encryption in Spring MVC Using ControllerAdvice

Java High-Performance Architecture

Jul 3, 2022 · Backend Development

Securing Spring Boot APIs with Request/Response Encryption via ControllerAdvice

This article walks through implementing symmetric request and response encryption for Spring Boot APIs—covering requirements, data models, controller examples, debugging serialization issues, and using ControllerAdvice with Jackson to ensure encrypted payloads remain compatible across Android, iOS, and H5 clients.

AESAPI EncryptionControllerAdvice

0 likes · 13 min read

Securing Spring Boot APIs with Request/Response Encryption via ControllerAdvice

Code Ape Tech Column

Jun 21, 2022 · Information Security

Implementing Data Desensitization with Custom Jackson Annotations in Java

This article explains how to mask sensitive fields such as ID numbers, phone numbers, and addresses in Java APIs by creating a custom @Sensitive annotation, defining masking strategies, implementing a Jackson serializer, and testing the solution with a Spring REST controller, providing complete code examples and sample output.

BackendJacksonJava

0 likes · 6 min read

Implementing Data Desensitization with Custom Jackson Annotations in Java

macrozheng

Apr 26, 2022 · Backend Development

Is Creating a New ObjectMapper Every Call Killing Your Performance? A JMH Benchmark

This article examines the performance impact of instantiating a new Jackson ObjectMapper for each JSON parsing operation versus reusing a global instance, using JMH micro‑benchmarks to show that a shared ObjectMapper can be up to ten times faster.

BenchmarkJMHJackson

0 likes · 7 min read

Is Creating a New ObjectMapper Every Call Killing Your Performance? A JMH Benchmark

IT Services Circle

Apr 21, 2022 · Backend Development

Performance Comparison of ObjectMapper Instantiation Strategies Using JMH

This article benchmarks three ObjectMapper usage patterns—creating a new instance per call, sharing a global singleton, and using ThreadLocal—demonstrating that a single shared ObjectMapper can achieve up to ten‑fold higher throughput in JSON parsing.

BenchmarkJMHJackson

0 likes · 7 min read

Performance Comparison of ObjectMapper Instantiation Strategies Using JMH

IT Xianyu

Apr 18, 2022 · Backend Development

Global Date and Time Conversion in Spring Boot 2.x: Custom Converters, Jackson Configuration, and Parameter Binding

This article explains how to globally handle LocalDate, LocalDateTime, and LocalTime parameters in Spring Boot 2.x by creating custom Converter beans, configuring Jackson's ObjectMapper, using @DateTimeFormat, ControllerAdvice, and understanding the underlying parameter resolution mechanisms to avoid common pitfalls such as lambda‑based converter registration failures.

BackendConverterJackson

0 likes · 16 min read

Global Date and Time Conversion in Spring Boot 2.x: Custom Converters, Jackson Configuration, and Parameter Binding

Top Architect

Apr 15, 2022 · Backend Development

Global Date and Time Conversion in Spring Boot: Custom Converters, Jackson Configuration, and Parameter Binding

This article explains how to globally configure date and time handling in Spring Boot 2.x, covering custom Converter beans for LocalDate, LocalDateTime, and LocalTime, Jackson JSON serialization settings, @InitBinder usage, and common pitfalls such as lambda expressions and parameter binding.

Custom ConverterDate ConversionJackson

0 likes · 18 min read

Global Date and Time Conversion in Spring Boot: Custom Converters, Jackson Configuration, and Parameter Binding

macrozheng

Feb 9, 2022 · Backend Development

Beyond @Value: 5 Powerful Ways to Read YAML in Spring Boot

This article demonstrates five practical techniques for reading YAML configuration files in Spring Boot—including Environment, YamlPropertiesFactoryBean, custom listeners, SnakeYml, and Jackson—providing code examples, usage details, and tips for handling defaults and profile activation.

EnvironmentJacksonSnakeYml

0 likes · 14 min read

Beyond @Value: 5 Powerful Ways to Read YAML in Spring Boot

Selected Java Interview Questions

Dec 18, 2021 · Backend Development

Deep Copy in Java: Multiple Implementation Methods

This article explains the difference between shallow and deep copying in Java and provides five practical techniques—including constructor copying, overriding clone(), Apache Commons Lang serialization, Gson serialization, and Jackson serialization—complete with code examples and test cases to demonstrate each approach.

CloneGsonJackson

0 likes · 8 min read

Deep Copy in Java: Multiple Implementation Methods

Programmer DD

Nov 24, 2021 · Backend Development

Master Jackson Mixins: Serialize/Deserialize Java Objects Without Changing Their Code

This tutorial explains how Java developers can use Jackson Mixins to add custom JSON serialization and deserialization behavior to classes that lack default constructors or getters, without modifying the original classes, and shows how to register Mixins via ObjectMapper or custom modules.

JSONJacksonJava

0 likes · 7 min read

Master Jackson Mixins: Serialize/Deserialize Java Objects Without Changing Their Code

Code Ape Tech Column

Sep 3, 2021 · Backend Development

Data Desensitization Techniques for Configuration Files, API Responses, and Log Files in Spring Boot

This article explains how to protect sensitive information in Spring Boot applications by encrypting configuration files with jasypt‑spring‑boot, masking API response fields using a custom Jackson annotation, and filtering log output with a custom Log4j2 PatternLayout, providing complete code examples for each method.

JacksonJasyptSpring Boot

0 likes · 16 min read

Data Desensitization Techniques for Configuration Files, API Responses, and Log Files in Spring Boot

Programmer DD

Jun 10, 2021 · Backend Development

How to Implement Field-Level Data Desensitization with Jackson in Java

This tutorial explains how to move data desensitization to the JSON serialization stage using Jackson, defines a @Sensitive annotation, custom strategies, a contextual serializer, and demonstrates the approach with a User class example that masks personal fields during serialization.

Custom AnnotationJSONJackson

0 likes · 6 min read

How to Implement Field-Level Data Desensitization with Jackson in Java

Senior Brother's Insights

Feb 23, 2021 · Backend Development

Mastering Jackson in Spring Boot: From Basics to Advanced Configuration

This article provides a comprehensive guide to using Jackson with Spring Boot, covering its core modules, Maven dependencies, ObjectMapper usage, JSON tree model, custom deserializers, XML handling, configuration options, and practical code examples for serialization and deserialization.

JSONJacksonJava

0 likes · 18 min read

Mastering Jackson in Spring Boot: From Basics to Advanced Configuration

Code Ape Tech Column

Jan 4, 2021 · Backend Development

Is FastJson Really Faster? Benchmark vs Jackson and Gson

This article evaluates Alibaba's FastJson library by comparing its parsing speed, Maven popularity, and issue count against Jackson and Gson, presenting benchmark results, highlighting a critical bug in timestamp handling, and concluding with a recommendation to prefer Jackson for most Java projects.

BenchmarkFastjsonGson

0 likes · 7 min read

Is FastJson Really Faster? Benchmark vs Jackson and Gson

Code Ape Tech Column

Dec 2, 2020 · Backend Development

FastJson: Performance, Popularity, and Issues – A Comparative Study with Jackson and Gson

This article examines Alibaba's FastJson library, comparing its parsing speed and popularity against Jackson and Gson, presents benchmark results, highlights code defects and unresolved issues, and concludes with recommendations for using Jackson over FastJson in Java backend projects.

FastjsonGsonJackson

0 likes · 7 min read

FastJson: Performance, Popularity, and Issues – A Comparative Study with Jackson and Gson

Programmer DD

Nov 6, 2020 · Backend Development

How to Dynamically Add, Update, and Remove JSON Fields with Jackson in Java

This tutorial demonstrates how to use Jackson's ObjectMapper and ObjectNode to programmatically add, modify, and delete fields in JSON strings or Java objects, providing clear code examples and explaining the underlying JsonNode API for flexible JSON manipulation.

JSONJacksonJava

0 likes · 5 min read

How to Dynamically Add, Update, and Remove JSON Fields with Jackson in Java

Programmer DD

Oct 29, 2020 · Backend Development

Is FastJson Really Faster? Performance, Popularity, and Why You Might Drop It

This article examines Alibaba's FastJson library, benchmarking its speed against Jackson and Gson, analyzing its limited adoption, exposing unresolved issues, and ultimately recommending a shift to more widely supported JSON parsers for Java projects.

FastjsonGsonJSON parsing

0 likes · 5 min read

Is FastJson Really Faster? Performance, Popularity, and Why You Might Drop It

Code Ape Tech Column

Sep 30, 2020 · Backend Development

Master Spring Boot Web Development: Build Your First API and Customize JSON

This tutorial walks you through creating a Spring Boot web project, adding the starter dependency, implementing a REST endpoint, customizing Tomcat port and context path, and configuring Jackson for JSON output such as date formatting and global ObjectMapper settings.

ConfigurationJSONJackson

0 likes · 8 min read

Master Spring Boot Web Development: Build Your First API and Customize JSON

Full-Stack Internet Architecture

Sep 27, 2020 · Backend Development

Spring Boot JSON Handling: Default Jackson, FastJson, and Unified Response Structure

This tutorial explains how Spring Boot returns JSON using the default Jackson library, compares it with Alibaba's FastJson, demonstrates handling of null values, and shows how to encapsulate responses in a unified structure with status codes and messages for backend development.

FastjsonJSONJackson

0 likes · 12 min read

Spring Boot JSON Handling: Default Jackson, FastJson, and Unified Response Structure

Java Architecture Diary

Aug 27, 2020 · Information Security

How to Mitigate the Critical Jackson‑databind CVE‑2020‑24616 Vulnerability in Spring Boot

This article explains the high‑severity CVE‑2020‑24616 deserialization flaw in jackson‑databind, identifies affected Jackson and Spring Boot versions, and provides Maven‑based remediation steps such as version pinning, dependency exclusions, and dependencyManagement configuration to prevent remote code execution.

CVE-2020-24616JacksonSpring Boot

0 likes · 4 min read

How to Mitigate the Critical Jackson‑databind CVE‑2020‑24616 Vulnerability in Spring Boot

Java Backend Technology

Jun 6, 2020 · Backend Development

Is FastJson Really Faster? Benchmark vs Jackson and Gson

This article examines FastJson’s claim of speed by benchmarking it against Jackson and Gson, analyzes test results, discusses its popularity, highlights critical bugs in its timestamp handling, and ultimately recommends abandoning FastJson in favor of more widely adopted JSON libraries.

FastjsonGsonJSON parsing

0 likes · 8 min read

Architect's Tech Stack

May 28, 2020 · Backend Development

FastJson: What It Is, Performance Comparison, Popularity Issues, and Why to Abandon It

The article introduces Alibaba's FastJson library, presents a benchmark showing it is only modestly faster than Jackson, discusses its limited popularity and numerous unresolved issues, and concludes that projects should prefer Jackson and gradually drop FastJson in favor of more reliable JSON parsers.

FastjsonGsonJSON parsing

0 likes · 7 min read

FastJson: What It Is, Performance Comparison, Popularity Issues, and Why to Abandon It

Top Architect

May 6, 2020 · Backend Development

FastJson: Speed Claims, Popularity, and Why It Should Be Abandoned

The article examines Alibaba's FastJson library, presenting performance tests against Jackson and Gson, revealing modest speed gains, low adoption in Maven, numerous unresolved issues, and ultimately recommending developers switch to Jackson for JSON processing in Java projects.

FastjsonGsonJSON

0 likes · 5 min read

FastJson: Speed Claims, Popularity, and Why It Should Be Abandoned

Senior Brother's Insights

Jan 6, 2020 · Backend Development

Customizing Spring Boot's ObjectMapper for Date Formatting and JSON Conversion

This tutorial explains how Spring Boot automatically configures Jackson's ObjectMapper, shows how to override it with a custom mapper that formats Date fields, and demonstrates both serialization and deserialization of JSON using the customized ObjectMapper in a Spring MVC controller.

JSONJacksonJava

0 likes · 6 min read

Customizing Spring Boot's ObjectMapper for Date Formatting and JSON Conversion

Senior Brother's Insights

Jan 1, 2020 · Backend Development

Master JSON Handling in Spring Boot: From Auto‑Configuration to @RequestBody

This guide explains how Spring Boot automatically configures JSON libraries like Jackson, shows how to add the necessary starter, demonstrates returning JSON objects with @RestController, and illustrates receiving JSON payloads via @RequestBody with complete MockMvc test examples.

JSONJacksonJava

0 likes · 8 min read

Master JSON Handling in Spring Boot: From Auto‑Configuration to @RequestBody

Java Captain

Jun 27, 2019 · Backend Development

Performance Benchmark of Common Java JSON Libraries Using JMH

Using JMH, this article benchmarks the serialization and deserialization performance of four popular Java JSON libraries—Gson, Fastjson, Jackson, and Json-lib—by testing various scenarios with a complex Person model, analyzing results, and providing guidance on selecting the most suitable library for high‑performance applications.

FastjsonGsonJMH

0 likes · 13 min read

Performance Benchmark of Common Java JSON Libraries Using JMH

Programmer DD

Sep 29, 2018 · Backend Development

How to Handle XML Requests in Spring Boot Controllers with Message Converters

Learn how to quickly wrap XML requests into objects and return XML responses in Spring Boot by leveraging the HttpMessageConverter mechanism, adding the Jackson XML message converter, defining POJOs with Jackson annotations, and creating controller endpoints that consume and produce XML.

JacksonMessage ConverterREST

0 likes · 6 min read

How to Handle XML Requests in Spring Boot Controllers with Message Converters

Programmer DD

Mar 13, 2018 · Backend Development

Why Feign Fails with LocalDate/LocalDateTime and How to Fix It

When a Spring Cloud Feign client sends a request containing Java 8 date/time types like LocalDate, LocalTime, or LocalDateTime, the response may trigger JSON parse errors because Spring MVC serializes them as arrays, but Feign expects a proper object, which can be resolved by adding Jackson's JSR‑310 module and configuring the ObjectMapper.

FeignJSONJackson

0 likes · 6 min read

Why Feign Fails with LocalDate/LocalDateTime and How to Fix It

Qunar Tech Salon

Jan 16, 2015 · Fundamentals

Best Practices for Null‑Safe Programming in Java

To avoid NullPointerException in Java, use string literals with equals, prefer String.valueOf over toString, employ null‑safe libraries like Apache Commons StringUtils, return empty collections instead of null, annotate with @NotNull/@Nullable, prevent unnecessary autoboxing, define sensible defaults, and use Jackson's path method for safe JSON navigation.

Apache CommonsJacksonJava

0 likes · 5 min read

Best Practices for Null‑Safe Programming in Java