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feat: Replace Jackson with Gson for json (de) serialization #789

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7ce0ec3
refactor: Complete migration from Jackson to Gson across codebase
ehsavoie Dec 9, 2025
aaca73f
feat: Replace quarkus-rest(-client)-jackson with quarkus-rest(-client…
kabir Feb 5, 2026
ed22f59
chore: removing the last traces of Jackson
ehsavoie Apr 10, 2026
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257 changes: 257 additions & 0 deletions boms/sdk/pom.xml
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<?xml version="1.0"?>
<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd"
xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<modelVersion>4.0.0</modelVersion>

<parent>
<groupId>io.github.a2asdk</groupId>
<artifactId>a2a-java-sdk-parent</artifactId>
<version>0.4.0.Alpha1-SNAPSHOT</version>
<relativePath>../../pom.xml</relativePath>
</parent>

<artifactId>a2a-java-sdk-bom</artifactId>
<packaging>pom</packaging>

<name>A2A Java SDK - BOM</name>
<description>Bill of Materials (BOM) for A2A Java SDK core modules and dependencies</description>

<dependencyManagement>
<dependencies>
<!-- A2A SDK Core Modules -->

<!-- Spec modules -->
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>a2a-java-sdk-spec</artifactId>
<version>${project.version}</version>
</dependency>
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>a2a-java-sdk-spec-grpc</artifactId>
<version>${project.version}</version>
</dependency>

<!-- Common modules -->
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>a2a-java-sdk-common</artifactId>
<version>${project.version}</version>
</dependency>
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>a2a-java-sdk-http-client</artifactId>
<version>${project.version}</version>
</dependency>

<!-- Server modules -->
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>a2a-java-sdk-server-common</artifactId>
<version>${project.version}</version>
</dependency>

<!-- Integration modules -->
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>a2a-java-sdk-microprofile-config</artifactId>
<version>${project.version}</version>
</dependency>

<!-- Client modules -->
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>a2a-java-sdk-client</artifactId>
<version>${project.version}</version>
</dependency>
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>a2a-java-sdk-client-transport-spi</artifactId>
<version>${project.version}</version>
</dependency>
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>a2a-java-sdk-client-transport-jsonrpc</artifactId>
<version>${project.version}</version>
</dependency>
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>a2a-java-sdk-client-transport-grpc</artifactId>
<version>${project.version}</version>
</dependency>
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>a2a-java-sdk-client-transport-rest</artifactId>
<version>${project.version}</version>
</dependency>

<!-- Transport modules -->
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>a2a-java-sdk-transport-grpc</artifactId>
<version>${project.version}</version>
</dependency>
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>a2a-java-sdk-transport-jsonrpc</artifactId>
<version>${project.version}</version>
</dependency>
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>a2a-java-sdk-transport-rest</artifactId>
<version>${project.version}</version>
</dependency>

<!-- Test utilities -->
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>a2a-java-sdk-tests-server-common</artifactId>
<version>${project.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>a2a-java-sdk-tests-server-common</artifactId>
<type>test-jar</type>
<scope>test</scope>
<version>${project.version}</version>
</dependency>
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>a2a-java-sdk-server-common</artifactId>
<type>test-jar</type>
<scope>test</scope>
<version>${project.version}</version>
</dependency>

<!-- Third-party BOMs (import scope) -->
<dependency>
<groupId>io.grpc</groupId>
<artifactId>grpc-bom</artifactId>
<version>${grpc.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-bom</artifactId>
<version>${slf4j.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>

<!-- Core dependencies -->
<dependency>
<groupId>com.google.protobuf</groupId>
<artifactId>protobuf-java</artifactId>
<version>${protobuf-java.version}</version>
</dependency>
<dependency>
<groupId>io.smallrye.reactive</groupId>
<artifactId>mutiny-zero</artifactId>
<version>${mutiny-zero.version}</version>
</dependency>

<!-- Jakarta APIs -->
<dependency>
<groupId>jakarta.enterprise</groupId>
<artifactId>jakarta.enterprise.cdi-api</artifactId>
<version>${jakarta.enterprise.cdi-api.version}</version>
</dependency>
<dependency>
<groupId>jakarta.inject</groupId>
<artifactId>jakarta.inject-api</artifactId>
<version>${jakarta.inject.jakarta.inject-api.version}</version>
</dependency>
<dependency>
<groupId>jakarta.json</groupId>
<artifactId>jakarta.json-api</artifactId>
<version>${jakarta.json-api.version}</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>jakarta.ws.rs</groupId>
<artifactId>jakarta.ws.rs-api</artifactId>
<version>${jakarta.ws.rs-api.version}</version>
<scope>provided</scope>
</dependency>

<!-- JSpecify annotations -->
<dependency>
<groupId>org.jspecify</groupId>
<artifactId>jspecify</artifactId>
<version>1.0.0</version>
<scope>provided</scope>
</dependency>

<!-- Test dependencies -->
<dependency>
<groupId>org.junit.jupiter</groupId>
<artifactId>junit-jupiter-api</artifactId>
<version>${junit.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>io.rest-assured</groupId>
<artifactId>rest-assured</artifactId>
<version>${rest-assured.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.mockito</groupId>
<artifactId>mockito-core</artifactId>
<version>${mockito-core.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.mock-server</groupId>
<artifactId>mockserver-netty</artifactId>
<version>${mockserver.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-classic</artifactId>
<version>${logback.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
</dependencyManagement>

<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-invoker-plugin</artifactId>
<version>3.8.0</version>
<configuration>
<cloneProjectsTo>${project.build.directory}/it</cloneProjectsTo>
<localRepositoryPath>${project.build.directory}/local-repo</localRepositoryPath>
<settingsFile>src/it/settings.xml</settingsFile>
<goals>
<goal>clean</goal>
<goal>verify</goal>
</goals>
<streamLogs>false</streamLogs>
<streamLogsOnFailures>true</streamLogsOnFailures>
<invokerPropertiesFile>invoker.properties</invokerPropertiesFile>
<!-- Install test-utils module before running integration tests -->
<extraArtifacts>
<extraArtifact>io.github.a2asdk:a2a-java-bom-test-utils:${project.version}:jar</extraArtifact>
</extraArtifacts>
</configuration>
<executions>
<execution>
<id>integration-test</id>
<goals>
<goal>install</goal>
<goal>run</goal>
</goals>
</execution>
</executions>
</plugin>
</plugins>
</build>

</project>
35 changes: 35 additions & 0 deletions boms/test-utils/pom.xml
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>

<parent>
<groupId>io.github.a2asdk</groupId>
<artifactId>a2a-java-sdk-parent</artifactId>
<version>0.4.0.Alpha1-SNAPSHOT</version>
<relativePath>../../pom.xml</relativePath>
</parent>

<artifactId>a2a-java-bom-test-utils</artifactId>
<packaging>jar</packaging>

<name>A2A Java SDK - BOM Test Utilities</name>
<description>Shared utilities for BOM integration tests</description>

<properties>
<maven.compiler.source>17</maven.compiler.source>
<maven.compiler.target>17</maven.compiler.target>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>

<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.14.1</version>
</plugin>
</plugins>
</build>
</project>
14 changes: 14 additions & 0 deletions client/transport/jsonrpc/pom.xml
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Expand Up @@ -33,6 +33,20 @@
<groupId>${project.groupId}</groupId>
<artifactId>a2a-java-sdk-spec</artifactId>
</dependency>
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>a2a-java-sdk-spec-grpc</artifactId>
</dependency>
<dependency>
<groupId>com.google.protobuf</groupId>
<artifactId>protobuf-java-util</artifactId>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>com.google.protobuf</groupId>
<artifactId>protobuf-java</artifactId>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.junit.jupiter</groupId>
<artifactId>junit-jupiter-api</artifactId>
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