package com.js.ai.modules.pointwall.action;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileNotFoundException;

import java.io.IOException;

import java.io.OutputStream;

import java.io.UnsupportedEncodingException;

import java.util.HashMap;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import org.apache.log4j.Logger;

import org.springframework.stereotype.Controller;

import org.springframework.web.bind.annotation.RequestMapping;

import org.springframework.web.bind.annotation.ResponseBody;

import com.js.ai.common.utils.StringUtils;

import com.js.ai.common.web.BaseController;

/**

 *

 * @ClassName: DownImgAction2

 * @Description: 客户端图片下载接口

 * @author:

 * @date:

 */

@Controller

@RequestMapping(value = "${adminPath}/client")

public class DownImgAction2 extends BaseController {

	private static Logger logger = Logger.getLogger(DownImgAction2.class);

	@RequestMapping(value = "downImg")

	@ResponseBody

	public void downImg(HttpServletRequest request, HttpServletResponse response) throws IOException {

		response.setCharacterEncoding("utf-8");

		request.setCharacterEncoding("utf-8");

		response.setContentType("image/*");

		HashMap<String, Object> map=new HashMap<String,Object>();

		String imgUrl = request.getParameter("imageUrl");//获取客户端发送的图片下载路径

		if(StringUtils.isNotBlank(imgUrl)){

			String rootPath = request.getSession().getServletContext().getRealPath(File.separator);

			File file = new File(rootPath + imgUrl);

			if (file.isFile()) {//文件存在

				System.out.println(rootPath + imgUrl);

				FileInputStream inputStream = new FileInputStream(file);

				OutputStream outputStream = response.getOutputStream();

				try {

					int count = 0;

					byte[] buffer = new byte[1024];

					while ((count = inputStream.read(buffer)) != -1) {

						outputStream.write(buffer, 0, count);

					}

					outputStream.flush();

				} catch (IOException e) {

					e.printStackTrace();

				}

				finally {

					if (outputStream != null) {

						try {

							outputStream.close();

						} catch (IOException e) {

							e.printStackTrace();

						}

					}

					if (inputStream != null) {

						try {

							inputStream.close();

						} catch (IOException e) {

							e.printStackTrace();

						}

					}

				}

			}

		}else {

			logger.info("图片下载路径不存在！");

			map.put("error", "图片下载路径不存在！");

		}

	}

}

package com.js.ai.modules.pointwall.action;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileNotFoundException;

import java.io.IOException;

import java.io.OutputStream;

import java.io.UnsupportedEncodingException;

import java.util.HashMap;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import org.apache.fop.cli.Main;

import org.apache.log4j.Logger;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.stereotype.Controller;

import org.springframework.web.bind.annotation.RequestMapping;

import org.springframework.web.bind.annotation.ResponseBody;

import com.js.ai.common.utils.StringUtils;

import com.js.ai.common.web.BaseController;

import com.js.ai.modules.pointwall.entity.PointwallSystemVersons;

import com.js.ai.modules.pointwall.service.PointwallSystemVersonsService;

import com.js.ai.modules.pointwall.util.JsonHandle;

/**

 *

 * @ClassName: ApkDownloadAction

 * @Description: 客户端Apk下载接口

 * @author:

 * @date:

 */

@Controller

@RequestMapping(value = "${adminPath}/client")

public class ApkDownloadAction2 extends BaseController {

	private static Logger logger = Logger.getLogger(ApkDownloadAction2.class);

   /**

    *

    * @Title: apkDownload

    * @Description: TODO 更新最新版本

    * @param request

    * @param response

    * @throws IOException

    * @return: void

    */

	@RequestMapping(value = "apkDownload")

	@ResponseBody

	public void apkDownload(HttpServletRequest request, HttpServletResponse response) throws IOException {

        response.setCharacterEncoding("utf-8");

		request.setCharacterEncoding("utf-8");

		HashMap<String, Object> map=new HashMap<String,Object>();

		String  versionsUrl =request.getParameter("versionsUrl");//获取客户端发送的版本路径

		if(StringUtils.isNotBlank(versionsUrl)){

			String rootPath=request.getSession().getServletContext().getRealPath(File.separator);

			File file=new File(rootPath+versionsUrl);

			if(file.isFile()){//文件存在

				System.out.println(rootPath + versionsUrl);

				FileInputStream inputStream = new FileInputStream(file);

				OutputStream outputStream = response.getOutputStream();

				try {

					int count = 0;

					byte[] buffer = new byte[1024];

					while ((count = inputStream.read(buffer)) != -1) {

					outputStream.write(buffer, 0, count);

					}

					outputStream.flush();

				} catch (IOException e) {

					e.printStackTrace();

				}

				finally {

					if (outputStream != null) {

						try {

							outputStream.close();

						} catch (IOException e) {

							e.printStackTrace();

						}

					}

					if (inputStream != null) {

						try {

							inputStream.close();

						} catch (IOException e) {

							e.printStackTrace();

						}

					}

				}

			}

		}else {

			logger.info("版本路径不存在！");

			map.put("error", "版本路径不存在！");

		}

	}

}