data_fusion/DataFusion/src/com/zskk/control/ViewController.java

package com.zskk.control;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import com.alibaba.fastjson.JSON;
import com.jfinal.core.Controller;
import com.jfinal.kit.PropKit;
import com.jfinal.plugin.activerecord.ActiveRecordPlugin;
import com.jfinal.plugin.activerecord.Db;
import com.jfinal.plugin.activerecord.Record;
import com.jfinal.plugin.activerecord.dialect.SqlServerDialect;
import com.jfinal.plugin.druid.DruidPlugin;

import okhttp3.FormBody;
import okhttp3.MediaType;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.RequestBody;
import okhttp3.Response;

public class ViewController extends Controller {

	private static final MediaType JSON_CODE = MediaType.get("application/json; charset=utf-8");

	private static final OkHttpClient OKHTTP_CLIENT = new OkHttpClient();

	/**
	 * 在被连接数据库执行sql语句
	 */
	public void executeSql() {
		try {
		List<Record> d = Db.use("connected").find(this.getPara("sqlstr"));
		this.renderJson(d);
		} catch (Exception e) {
			// TODO: handle exception
			this.renderText(e.toString());
		}
	}

	public void testConn() {
		try {
			DruidPlugin druidPluginConnected = createConnectedDruidPlugin();
            druidPluginConnected.start();
			// 配置ActiveRecord插件
			ActiveRecordPlugin arpConnected = new ActiveRecordPlugin("connected", druidPluginConnected);
			arpConnected.setDialect(new SqlServerDialect());
			arpConnected.start();

		} catch (Exception e) {
			// TODO: handle exception
			this.renderText(e.toString());
		}
	}
	
	public void name() {
		try {
//		List<Record> record = Db.use("connected").find("select * from v_webpacs_image where rownum <10 and IMAGEDATE>to_date('"+parseStringToDate()+"','yyyy-mm-dd hh24:mi:ss')");
//		for (Record record2 : record) {
			Request request = new Request.Builder()
			        .url("http://172.16.17.71:808/CT64\\\\20201119\\\\Xu Gang\\\\CT.1.2.840.113704.1.111.2528.1605799032.9683".replace("\\\\", "/"))
			        .build();

//			String fileName = record2.getStr("IMAGE_UID");
			String fileName = "aaaa";


			try (Response response = OKHTTP_CLIENT.newCall(request).execute()) {
				if (!response.isSuccessful())
					throw new IOException("Unexpected code " + response);
				String dirName = "./down";
				File file = new File(dirName);
				if (!file.exists()) {
					file.mkdir();
				}
				if (response != null) {
					InputStream is = response.body().byteStream();
					FileOutputStream fos = new FileOutputStream(new File(dirName + "/" + fileName));
					int len = 0;
					byte[] buffer = new byte[2048];
					while (-1 != (len = is.read(buffer))) {
						fos.write(buffer, 0, len);
					}
					
					fos.flush();
					fos.close();
					is.close();
					File filen2 = new File(dirName + "/" + fileName);
					File filen = new File(dirName + "/" + fileName+".dcm");
					filen2.renameTo(filen);
				}
				
			} catch (IOException e) {
				// TODO Auto-generated catch block
				this.renderText("1*"+e.toString());
			}
//		}
		} catch (Exception e) {
			// TODO: handle exception
			this.renderText(e.toString());

		}
		
	}
	public static DruidPlugin createConnectedDruidPlugin() {

		return new DruidPlugin(PropKit.get("jdbcUrl_connected"), PropKit.get("user_connected"),PropKit.get("password_connected").trim());
	}
	
	/**
	 * post请求
	 * @param url-请求地址
	 * @param map-参数集合
	 * @return
	 */
	private static String doPost(String url, Map<String, String> map) {
		FormBody.Builder builder = new FormBody.Builder();
		for (String key : map.keySet()) {
			builder.add(key, map.get(key));
		}

		RequestBody formBody = builder.build();

		Request request = new Request.Builder().url(url).post(formBody).build();
		
		try (Response response = OKHTTP_CLIENT.newCall(request).execute()) {
			if (!response.isSuccessful()) throw new IOException("Unexpected code " + response);
			String content = response.body().string();
			return content;
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
			return null;
		}
	}
	/**
	 * 日期字符串格式转换
	 * @param dateStr
	 * @return
	 */
	private String parseStringToDate() {
		SimpleDateFormat sdf= new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
	    Date date = new Date();
	    long dInteger =date.getTime()-65000;
		String daString = sdf.format(new Date(dInteger));
	    return daString;
		
	}

	public static void main(String[] args) {
        Map<String,String> paramsMap=new HashMap<String,String>();
        paramsMap.put("institution_id", "44100001");

		String contentString = doPost("https://risserver3.pacsonline.cn/butt/getExam/butt/getExam", paramsMap);
		System.out.println(contentString);

	}
}