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Move mcp-json into mcp-core, add OSGi support

Browse source 
Co-authored-by: Luca Chang <131398524+LucaButBoring@users.noreply.github.com>
Signed-off-by: Daniel Garnier-Moiroux <git@garnier.wf>
This commit is contained in:
Scott Lewis 2026-01-28 15:43:23 -08:00 • committed by Daniel Garnier-Moiroux
commit c3b9ab09ea
5 changed files with 368 additions and 353 deletions
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47
mcp-json-jackson2/pom.xml
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@ -10,7 +10,7 @@
</parent>
<artifactId>mcp-json-jackson2</artifactId>
<packaging>jar</packaging>
<name>Java MCP SDK JSON Jackson</name>
<name>Java MCP SDK JSON Jackson 2</name>
<description>Java MCP SDK JSON implementation based on Jackson 2</description>
<url>https://github.com/modelcontextprotocol/java-sdk</url>
<scm>
@ -20,30 +20,59 @@
</scm>
<build>
<plugins>
<plugin>
<groupId>biz.aQute.bnd</groupId>
<artifactId>bnd-maven-plugin</artifactId>
<version>${bnd-maven-plugin.version}</version>
<executions>
<execution>
<id>bnd-process</id>
<goals>
<goal>bnd-process</goal>
</goals>
<configuration>
<bnd><![CDATA[
Bundle-Name: Bundle ${project.groupId} : ${project.artifactId}
version: ${versionmask;===;${version_cleanup;${project.version}}}
Bundle-SymbolicName: ${project.groupId}.${project.artifactId}
Bundle-Version: ${version}
Automatic-Module-Name: ${project.groupId}.${project.artifactId}
Bundle-ActivationPolicy: lazy
Import-Package: io.modelcontextprotocol.json,io.modelcontextprotocol.json.schema, \
*;
Service-Component: OSGI-INF/io.modelcontextprotocol.json.jackson2.JacksonMcpJsonMapperSupplier.xml,OSGI-INF/io.modelcontextprotocol.json.schema.jackson2.JacksonJsonSchemaValidatorSupplier.xml
-noimportjava: true;
-nouses: true;
-removeheaders: Private-Package
]]>
</bnd>
</configuration>
</execution>
</executions>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-jar-plugin</artifactId>
<configuration>
<archive>
<manifest>
<addDefaultImplementationEntries>true</addDefaultImplementationEntries>
</manifest>
<manifestFile>${project.build.outputDirectory}/META-INF/MANIFEST.MF</manifestFile>
</archive>
</configuration>
</plugin>
</plugins>
</build>
<dependencies>
<dependency>
<groupId>io.modelcontextprotocol.sdk</groupId>
<artifactId>mcp-json</artifactId>
<version>0.18.0-SNAPSHOT</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>${jackson2.version}</version>
</dependency>
<dependency>
<groupId>io.modelcontextprotocol.sdk</groupId>
<artifactId>mcp-core</artifactId>
<version>0.18.0-SNAPSHOT</version>
</dependency>
<dependency>
<groupId>com.networknt</groupId>
<artifactId>json-schema-validator</artifactId>

7
mcp-json-jackson2/src/main/resources/OSGI-INF/io.modelcontextprotocol.json.jackson2.JacksonMcpJsonMapperSupplier.xml Normal file
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@ -0,0 +1,7 @@
<?xml version="1.0" encoding="UTF-8"?>
<scr:component xmlns:scr="http://www.osgi.org/xmlns/scr/v1.3.0" name="io.modelcontextprotocol.json.jackson.JacksonMcpJsonMapperSupplier" immediate="true">
<service>
<provide interface="io.modelcontextprotocol.json.McpJsonMapperSupplier"/>
</service>
<implementation class="io.modelcontextprotocol.json.jackson2.JacksonMcpJsonMapperSupplier"/>
</scr:component>

7
mcp-json-jackson2/src/main/resources/OSGI-INF/io.modelcontextprotocol.json.schema.jackson2.JacksonJsonSchemaValidatorSupplier.xml Normal file
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@ -0,0 +1,7 @@
<?xml version="1.0" encoding="UTF-8"?>
<scr:component xmlns:scr="http://www.osgi.org/xmlns/scr/v1.3.0" name="io.modelcontextprotocol.json.schema.jackson.JacksonJsonSchemaValidatorSupplier" immediate="true">
<service>
<provide interface="io.modelcontextprotocol.json.schema.JsonSchemaValidatorSupplier"/>
</service>
<implementation class="io.modelcontextprotocol.json.schema.jackson2.JacksonJsonSchemaValidatorSupplier"/>
</scr:component>

2
mcp-json-jackson2/src/test/java/io/modelcontextprotocol/json/McpJsonMapperTest.java
View file

@ -14,7 +14,7 @@ class McpJsonMapperTest {
@Test
void shouldUseJackson2Mapper() {
assertThat(McpJsonMapper.getDefault()).isInstanceOf(JacksonMcpJsonMapper.class);
assertThat(McpJsonDefaults.getDefaultMcpJsonMapper()).isInstanceOf(JacksonMcpJsonMapper.class);
}
}

3
mcp-json-jackson2/src/test/java/io/modelcontextprotocol/json/schema/JsonSchemaValidatorTest.java
View file

@ -8,13 +8,14 @@ import static org.assertj.core.api.Assertions.assertThat;
import org.junit.jupiter.api.Test;
import io.modelcontextprotocol.json.McpJsonDefaults;
import io.modelcontextprotocol.json.schema.jackson2.DefaultJsonSchemaValidator;
class JsonSchemaValidatorTest {
@Test
void shouldUseJackson2Mapper() {
assertThat(JsonSchemaValidator.getDefault()).isInstanceOf(DefaultJsonSchemaValidator.class);
assertThat(McpJsonDefaults.getDefaultJsonSchemaValidator()).isInstanceOf(DefaultJsonSchemaValidator.class);
}
}