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The support for Spring MVC of the jsondoc project.

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package br.com.anteros.jsondoc.springmvc.controller;

import java.util.List;

import org.springframework.core.SpringVersion;
import org.springframework.http.MediaType;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;

import br.com.anteros.jsondoc.core.pojo.JSONDoc;
import br.com.anteros.jsondoc.core.pojo.JSONDoc.MethodDisplay;
import br.com.anteros.jsondoc.core.scanner.JSONDocScanner;
import br.com.anteros.jsondoc.springmvc.scanner.Spring3JSONDocScanner;
import br.com.anteros.jsondoc.springmvc.scanner.Spring4JSONDocScanner;

@Controller
public class JSONDocController {
	private String version;
	private String basePath;
	private List packages;
	private JSONDocScanner jsondocScanner;
	private boolean playgroundEnabled = true;
	private MethodDisplay displayMethodAs = MethodDisplay.URI;

	public final static String JSONDOC_DEFAULT_PATH = "/jsondoc";
	private final static Integer SPRING_VERSION_3_X = 3;

	public JSONDocController(String version, String basePath, List packages) {
		this.version = version;
		this.basePath = basePath;
		this.packages = packages;
		String springVersion = SpringVersion.getVersion();
		if(springVersion != null && !springVersion.isEmpty()) {
			Integer majorSpringVersion = Integer.parseInt(springVersion.split("\\.")[0]);
			if(majorSpringVersion > SPRING_VERSION_3_X) {
				this.jsondocScanner = new Spring4JSONDocScanner();
			} else {
				this.jsondocScanner = new Spring3JSONDocScanner();
			}
		} else {
			try {
				Class.forName("org.springframework.web.bind.annotation.RestController");
				this.jsondocScanner = new Spring4JSONDocScanner();
				
			} catch (ClassNotFoundException e) {
				this.jsondocScanner = new Spring3JSONDocScanner();
			}
		}
	}

	public boolean isPlaygroundEnabled() {
		return playgroundEnabled;
	}

	public void setPlaygroundEnabled(boolean playgroundEnabled) {
		this.playgroundEnabled = playgroundEnabled;
	}

	public MethodDisplay getDisplayMethodAs() {
		return displayMethodAs;
	}

	public void setDisplayMethodAs(MethodDisplay displayMethodAs) {
		this.displayMethodAs = displayMethodAs;
	}

	@RequestMapping(value = JSONDocController.JSONDOC_DEFAULT_PATH, method = RequestMethod.GET, produces = MediaType.APPLICATION_JSON_VALUE)
	public @ResponseBody JSONDoc getApi() {
		return jsondocScanner.getJSONDoc(version, basePath, packages, playgroundEnabled, displayMethodAs);
	}

}