org.apache.pulsar.client.admin.internal.JacksonConfigurator Maven / Gradle / Ivy
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* to you under the Apache License, Version 2.0 (the
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*
* http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.pulsar.client.admin.internal;
import org.apache.pulsar.shade.com.fasterxml.jackson.databind.ObjectMapper;
import org.apache.pulsar.shade.com.fasterxml.jackson.databind.module.SimpleAbstractTypeResolver;
import org.apache.pulsar.shade.com.fasterxml.jackson.databind.module.SimpleModule;
import org.apache.pulsar.shade.javax.ws.rs.ext.ContextResolver;
import org.apache.pulsar.shade.javax.ws.rs.ext.Provider;
import org.apache.pulsar.client.admin.OffloadProcessStatus;
import org.apache.pulsar.common.util.ObjectMapperFactory;
/**
* Provides custom configuration for jackson.
*/
@Provider
public class JacksonConfigurator implements ContextResolver {
private final ObjectMapper mapper;
public JacksonConfigurator() {
mapper = ObjectMapperFactory.create();
setInterfaceDefaultMapperModule();
}
private void setInterfaceDefaultMapperModule() {
SimpleModule module = new SimpleModule("InterfaceDefaultMapperModule");
// we not specific @JsonDeserialize annotation in OffloadProcessStatus
// because we do not want to have jackson dependency in pulsar-client-admin-api
// In this case we use SimpleAbstractTypeResolver to map interfaces to impls
SimpleAbstractTypeResolver resolver = new SimpleAbstractTypeResolver();
resolver.addMapping(OffloadProcessStatus.class, OffloadProcessStatusImpl.class);
module.setAbstractTypes(resolver);
mapper.registerModule(module);
}
@Override
public ObjectMapper getContext(Class type) {
return mapper;
}
}