好的，我知道了。这是解决方案。该bean需要在上下文中注册。Swagger将发现该bean并将其用作丰富操作的插件之一
import java.util.ArrayList;
import java.util.List;
import org.apache.log4j.Logger;
import org.springframework.core.annotation.Order;
import com.fasterxml.classmate.TypeResolver;
import com.google.common.base.Optional;
import springfox.documentation.builders.ParameterBuilder;
import springfox.documentation.schema.ModelRef;
import springfox.documentation.service.Parameter;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spi.service.OperationBuilderPlugin;
import springfox.documentation.spi.service.contexts.OperationContext;
import springfox.documentation.swagger.common.SwaggerPluginSupport;
@Order(SwaggerPluginSupport.SWAGGER_PLUGIN_ORDER + 1000)
public class CommonPathVariableOperationBuilderPlugin implements OperationBuilderPlugin {
protected Logger log = Logger.getLogger(getClass());
private TypeResolver typeResolver;
public CommonPathVariableOperationBuilderPlugin(TypeResolver typeResolver) {
this.typeResolver = typeResolver;
}
@Override
public boolean supports(DocumentationType delimiter) {
return true;
}
@Override
public void apply(OperationContext opCtx) {
List<Parameter> ret = new ArrayList<Parameter>();
Optional<HasCommonPathVariable> annSingle = opCtx.findControllerAnnotation(HasCommonPathVariable.class);
if (annSingle.isPresent()) {
ret.add(addParameter(annSingle.get()));
}
Optional<HasCommonPathVariables> annPlural = opCtx.findControllerAnnotation(HasCommonPathVariables.class);
if (annPlural.isPresent()) {
for (HasCommonPathVariable ann : annPlural.get().value()) {
ret.add(addParameter(ann));
}
}
opCtx.operationBuilder().parameters(ret);
}
private Parameter addParameter(HasCommonPathVariable ann) {
ParameterBuilder pb = new ParameterBuilder();
pb.parameterType("path").name(ann.name()).type(typeResolver.resolve(ann.type()));
pb.modelRef(new ModelRef("string"));
pb.required(true);
if (!"".equals(ann.defaultValue())) {
pb.defaultValue(ann.defaultValue());
}
return pb.build();
}
}
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