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Merged
merged 2 commits into from
Mar 20, 2020
Merged

Feature/osgi servlet config #237

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7d643d8
Added OSGi metadata to kickstart artefact and externalised BND config…
Mar 11, 2020
73b4025
Added OSGi support for multiple configurable GraphQL servlets
Mar 12, 2020
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1 change: 1 addition & 0 deletions graphql-java-kickstart/bnd.bnd
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Export-Package: graphql.kickstart.*
6 changes: 6 additions & 0 deletions graphql-java-kickstart/build.gradle
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apply plugin: 'biz.aQute.bnd.builder'

jar {
bndfile = 'bnd.bnd'
}

dependencies {
// GraphQL
compile "com.graphql-java:graphql-java:$LIB_GRAPHQL_JAVA_VER"
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2 changes: 2 additions & 0 deletions graphql-java-servlet/bnd.bnd
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Export-Package: graphql.kickstart.*
Require-Capability: osgi.extender
6 changes: 4 additions & 2 deletions graphql-java-servlet/build.gradle
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Expand Up @@ -10,7 +10,7 @@ apply plugin: 'java-library-distribution'
apply plugin: 'biz.aQute.bnd.builder'

jar {
bnd ('Require-Capability': 'osgi.extender')
bndfile = 'bnd.bnd'
}

dependencies {
Expand All @@ -24,7 +24,9 @@ dependencies {
compileOnly 'org.osgi:org.osgi.core:6.0.0'
compileOnly 'org.osgi:org.osgi.service.cm:1.5.0'
compileOnly 'org.osgi:org.osgi.service.component:1.3.0'
compileOnly 'biz.aQute.bnd:biz.aQute.bndlib:4.3.1'
compileOnly 'org.osgi:org.osgi.service.component.annotations:1.3.0'
compileOnly 'org.osgi:org.osgi.service.metatype.annotations:1.3.0'
compileOnly 'org.osgi:org.osgi.annotation:6.0.0'

testCompile 'io.github.graphql-java:graphql-java-annotations:5.2'

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19 changes: 11 additions & 8 deletions graphql-java-servlet/src/main/java/graphql/kickstart/servlet/OsgiGraphQLHttpServlet.java
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Expand Up @@ -3,13 +3,13 @@
import static graphql.schema.GraphQLObjectType.newObject;
import static graphql.schema.GraphQLSchema.newSchema;

import aQute.bnd.component.annotations.Activate;
import aQute.bnd.component.annotations.Component;
import aQute.bnd.component.annotations.Deactivate;
import aQute.bnd.component.annotations.Reference;
import aQute.bnd.component.annotations.ReferenceCardinality;
import aQute.bnd.component.annotations.ReferencePolicy;
import aQute.bnd.component.annotations.ReferencePolicyOption;
import org.osgi.service.component.annotations.Activate;
import org.osgi.service.component.annotations.Component;
import org.osgi.service.component.annotations.Deactivate;
import org.osgi.service.component.annotations.Reference;
import org.osgi.service.component.annotations.ReferenceCardinality;
import org.osgi.service.component.annotations.ReferencePolicy;
import org.osgi.service.component.annotations.ReferencePolicyOption;
import graphql.execution.preparsed.NoOpPreparsedDocumentProvider;
import graphql.execution.preparsed.PreparsedDocumentProvider;
import graphql.kickstart.servlet.config.DefaultGraphQLSchemaServletProvider;
Expand Down Expand Up @@ -38,6 +38,8 @@
import graphql.kickstart.servlet.core.GraphQLServletListener;
import graphql.kickstart.servlet.input.GraphQLInvocationInputFactory;
import graphql.kickstart.execution.instrumentation.NoOpInstrumentationProvider;
import org.osgi.service.metatype.annotations.Designate;

import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
Expand All @@ -49,8 +51,9 @@

@Component(
service = {javax.servlet.http.HttpServlet.class, javax.servlet.Servlet.class},
property = {"alias=/graphql", "jmx.objectname=graphql.servlet:type=graphql"}
property = {"service.description=GraphQL HTTP Servlet"}
)
@Designate(ocd = OsgiGraphQLHttpServletConfiguration.class, factory = true)
public class OsgiGraphQLHttpServlet extends AbstractGraphQLHttpServlet {

private final List<GraphQLQueryProvider> queryProviders = new ArrayList<>();
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14 changes: 14 additions & 0 deletions ...-servlet/src/main/java/graphql/kickstart/servlet/OsgiGraphQLHttpServletConfiguration.java
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package graphql.kickstart.servlet;

import org.osgi.service.metatype.annotations.AttributeDefinition;
import org.osgi.service.metatype.annotations.ObjectClassDefinition;

@ObjectClassDefinition(name = "GraphQL HTTP Servlet", description = "GraphQL HTTP Servlet Configuration")
@interface OsgiGraphQLHttpServletConfiguration {

@AttributeDefinition(name = "alias", description = "Servlet alias")
String alias() default "/graphql";

@AttributeDefinition(name = "jmx.objectname", description = "JMX object name")
String jmx_objectname() default "graphql.servlet:type=graphql";
}