imp: 改进线程池使用

src/main/java/com/jiashi/FileUploader.java

@@ -70,6 +70,8 @@ public class FileUploader {
             syncExecutors.execute(fileUploader::t2);
         }catch (Exception ex){
            ex.printStackTrace();
+        }finally {
+            syncExecutors.shutdown();
         }
     }
     public void t1(){

src/main/java/com/jiashi/service/UpdateService.java

@@ -34,6 +34,9 @@ import java.util.concurrent.ExecutionException;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
 import java.util.concurrent.Future;
+import java.util.concurrent.LinkedBlockingDeque;
+import java.util.concurrent.ThreadFactory;
+import java.util.concurrent.ThreadPoolExecutor;
 import java.util.concurrent.TimeUnit;
 import java.util.function.Function;
 import java.util.stream.Collectors;
@@ -75,13 +78,25 @@ public class UpdateService {
 
 
     }
-    public void syncNotStart(){
+
+    public void syncNotStart() {
         log.info("联众同步数据启动>>>>>>>>>>>>>>>>>>>>");
         String syncDir = FilePathUtil.currentPath() + File.separator + "lianzhong-sync";
         FilePathUtil.mkdirs(syncDir);
-
+        int corePoolSize = Runtime.getRuntime().availableProcessors();
-        ExecutorService patientExecutors = Executors.newFixedThreadPool(10);
+        int maximumPoolSize = corePoolSize * 2;
-        ExecutorService fileExecutor = Executors.newFixedThreadPool(90);
+        long keepAliveTime = 300L;
+        TimeUnit unit = TimeUnit.SECONDS;
+        LinkedBlockingDeque<Runnable> workQueue = new LinkedBlockingDeque<>();
+        ThreadFactory threadFactory = Executors.defaultThreadFactory();
+        ThreadPoolExecutor.CallerRunsPolicy handler = new ThreadPoolExecutor.CallerRunsPolicy();
+        ThreadPoolExecutor executor = new ThreadPoolExecutor(corePoolSize,
+                maximumPoolSize,
+                keepAliveTime,
+                unit,
+                workQueue,
+                threadFactory,
+                handler);
         try {
             while (true) {
                 List<CardInfo> cardInfos = this.updateData();
@@ -91,7 +106,7 @@ public class UpdateService {
                         String picDir = syncDir + File.separator + cardInfo.getId();
                         FilePathUtil.mkdirs(picDir);
 
-                        Future patientFuture = patientExecutors.submit(() -> {
+                        Future patientFuture = executor.submit(() -> {
                             try {
                                 List<Picture> pictures = dataQuery.getPictures(cardInfo.getId());
                                 if (CollectionUtils.isEmpty(pictures)) {
@@ -110,7 +125,7 @@ public class UpdateService {
                                 dataQuery.updatePicPath(cardInfo, lianZhongDir);
                                 List<Future> fileFutures = new ArrayList<>();
                                 for (Picture picture : pictures) {
-                                    Future fileFuture = fileExecutor.submit(() -> {
+                                    Future fileFuture = executor.submit(() -> {
                                         String tifFilePath = lianZhongDir + File.separator + removeFileExtension(picture.getPicname()) + ".tif";
                                         File tifFile = new File(tifFilePath);
                                         if (tifFile.exists()) {
@@ -242,15 +257,18 @@ public class UpdateService {
             }
         } catch (Exception ex) {
             log.error("联众同步数据异常：" + ex.getMessage(), ex);
+        } finally {
+            executor.shutdown();
         }
     }
+
     public void sycDirNotExistsJob() {
-        while (true){
+        while (true) {
             try {
                 sycDirNotExists();
                 TimeUnit.SECONDS.sleep(600);
-            }catch (Exception ex){
+            } catch (Exception ex) {
-                log.error("补偿异常  ，"+ex.getMessage(),ex);
+                log.error("补偿异常  ，" + ex.getMessage(), ex);
             }
         }
 
@@ -381,6 +399,8 @@ public class UpdateService {
         System.out.println(new Gson().toJson(stringSetMap));
         Set<String> strings = stringSetMap.get("12345");
         System.out.println(new Gson().toJson(strings));
+        int processors = Runtime.getRuntime().availableProcessors();
+        System.out.println(processors);
     }
 
     private void initLianZhongPatPicDir() {
@@ -567,6 +587,4 @@ public class UpdateService {
     }
 
 
-
-
 }