com.github.tsavo.apiomatic.controller.AbstractServiceDescriptionController Maven / Gradle / Ivy

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Round trip API tooling for Java with Spring and Hibernate

There is a newer version: 1.0.9

package com.github.tsavo.apiomatic.controller;

import java.util.ArrayList;
import java.util.List;
import java.util.Map.Entry;

import org.springframework.aop.framework.Advised;
import org.springframework.aop.support.AopUtils;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Controller;
import org.springframework.util.ClassUtils;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;

import javax.ws.rs.Consumes;
import javax.ws.rs.GET;
import javax.ws.rs.OPTIONS;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;


public class AbstractServiceDescriptionController implements ApplicationContextAware {
	@Autowired
	ApplicationContext context;

	@Override
	public void setApplicationContext(ApplicationContext aContext) throws BeansException {
		context = aContext;
	}

	@RequestMapping(method = { RequestMethod.GET, RequestMethod.OPTIONS })
	@Path("/")
	@GET
	@OPTIONS
	public @ResponseBody
	List getServiceList() throws Exception {
		List results = new ArrayList<>();
		for (Entry e : context.getBeansWithAnnotation(Path.class).entrySet()) {
			results.add(new ServiceDescription(e.getKey(), ClassUtils.getUserClass(unwrapProxy(e.getValue()).getClass())));
		}
		return results;
	}

	@RequestMapping(value = "/{name}", method = { RequestMethod.GET, RequestMethod.OPTIONS })
	@Path("/{name}")
	@GET
	@OPTIONS
	public @ResponseBody
	ControllerDescription getRestControllerForClass(@PathVariable("name") @PathParam("name") String aName) throws Exception {
		return new ControllerDescription(ClassUtils.getUserClass(unwrapProxy(context.getBean(aName)).getClass()));
	}

	public static final Object unwrapProxy(Object bean) throws Exception {
		if (bean instanceof Advised) {
			Advised advised = (Advised) bean;
			return unwrapProxy(advised.getTargetSource().getTarget());
		}
		return bean;
	}

}