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Java報(bào)錯(cuò):java.util.concurrent.ExecutionException的解決辦法_java...
在這個(gè)例子中,我們提交了一個(gè)總是拋出IllegalArgumentException的任務(wù),當(dāng)我們嘗試通過(guò)future.get()獲取任務(wù)結(jié)果時(shí),就會(huì)拋出ExecutionException。 二、可能出錯(cuò)的原因 1. 任務(wù)內(nèi)部拋出異常 如上述例子所示,任務(wù)內(nèi)部拋出的任何未捕獲異常都會(huì)導(dǎo)致ExecutionException。這些異?？赡苁怯捎诜欠▍?shù)、空指針、數(shù)組越界
www.dbjr.com.cn/program/327595t...htm 2025-6-6
java.util.concurrent.ExecutionException 問(wèn)題解決方法_java_腳本之...
SEVERE: A child container failed during start java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/WebApp]] at java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:222) at java....
www.dbjr.com.cn/article/967...htm 2025-5-23
Tomcat服務(wù)器啟動(dòng)失敗的一些原因及解決辦法總結(jié)_Tomcat _腳本之家
Caused by: java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: 無(wú)法啟動(dòng)組件[org.apache.catalina.webresources.StandardRoot@12a94400] at java.base/java.util.concurrent.FutureTask.report(FutureTask.java:122) at java.base/java.util.concurrent.FutureTask.get(FutureTask.java:191) a...
www.dbjr.com.cn/server/306978r...htm 2025-6-6
Java中并行執(zhí)行任務(wù)的多種方式_java_腳本之家
public static void main(String[] args) throws ExecutionException, InterruptedException { CompletableFuture<Integer> future1 = CompletableFuture.supplyAsync(() -> calculate(10)); CompletableFuture<Integer> future2 = CompletableFuture.supplyAsync(() -> calculate(20)); CompletableFuture<Void> combinedFuture...
www.dbjr.com.cn/program/3203783...htm 2025-5-16
java 快速實(shí)現(xiàn)異步調(diào)用的操作方法_java_腳本之家
importjava.util.concurrent.ExecutionException; publicclassCompletableFutureExample { publicstaticvoidmain(String[] args)throwsExecutionException, InterruptedException { // 使用supplyAsync方法創(chuàng)建一個(gè)CompletableFuture對(duì)象來(lái)執(zhí)行有返回值的異步任務(wù) CompletableFuture<Integer> future = CompletableFuture.supplyAsync(() -...
www.dbjr.com.cn/program/293799x...htm 2025-5-31
java中CompleteFuture與Future的區(qū)別小結(jié)_java_腳本之家
publicstaticvoidmain(String[] args)throwsExecutionException, InterruptedException { CompletableFuture<String> future = CompletableFuture.supplyAsync(() -> { // 模擬耗時(shí)操作 try{ Thread.sleep(1000); }catch(InterruptedException e) { e.printStackTrace(); ...
www.dbjr.com.cn/program/3084293...htm 2025-5-24
maven deploy時(shí)報(bào)錯(cuò)的解決方法_java_腳本之家
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.apache.maven.plugins:maven-deploy-plugin:2.7:deploy (default-deploy) on project courier-rapi: Deployment failed: repository element was not specified in the POM inside distributionManagement element or in -DaltDeploymentRe...
www.dbjr.com.cn/article/1950...htm 2020-9-7
阿里dubbo出錯(cuò)提示Thread pool is EXHAUSTED問(wèn)題及解決方法_java_腳本...
同事反饋,系統(tǒng)使用過(guò)程出個(gè)別時(shí)候會(huì)出現(xiàn)錯(cuò)誤,系統(tǒng)使用srpingMvc+spring+mybatis+dubbo的微服務(wù)架構(gòu)。檢查日志看到如下異常信息: Caused by: java.util.concurrent.RejectedExecutionException: Thread pool is EXHAUSTED! Thread Name: DubboServerHandler-10.8.64.57:20880, Pool Size: 200 (active: 200, core: 200, ma...
www.dbjr.com.cn/article/1927...htm 2025-5-30
Java中callable的實(shí)現(xiàn)原理_java_腳本之家
publicstaticvoidmain(String[] args)throwsExecutionException, InterruptedException { MyCallable callable =newMyCallable(); FutureTask<Integer> futureTask =newFutureTask<>(callable); Thread t =newThread(futureTask); t.start(); // 獲取線程執(zhí)行完成后的結(jié)果 ...
www.dbjr.com.cn/program/3182045...htm 2025-5-18
如何使用spring boot的程序主線程中異步訪問(wèn)外部接口_java_腳本之家
}catch(InterruptedException | ExecutionException e) { e.printStackTrace(); } } } 在上面的示例中,supplyAsync 異步執(zhí)行了一個(gè)計(jì)算任務(wù),返回結(jié)果 42。通過(guò) future.get() 獲取異步任務(wù)的結(jié)果。需要注意,get 方法會(huì)阻塞直到任務(wù)完成并返回結(jié)果或拋出異常。在實(shí)際應(yīng)用中,通常會(huì)結(jié)合其他 CompletableFuture 方法來(lái)構(gòu)建更...
www.dbjr.com.cn/program/303064m...htm 2025-6-4