optimize: 线程池构造器创建自定义线程池, 线程池标识默认线程工厂前缀, 简化创建流程.

dynamic-threadpool-spring-boot-starter/src/main/java/com/github/dynamic/threadpool/starter/toolkit/thread/ThreadPoolBuilder.java

@@ -5,6 +5,7 @@ import com.github.dynamic.threadpool.common.toolkit.Assert;
 import com.github.dynamic.threadpool.starter.alarm.ThreadPoolAlarm;
 
 import java.math.BigDecimal;
+import java.util.Optional;
 import java.util.concurrent.*;
 
 /**
@@ -267,7 +268,8 @@ public class ThreadPoolBuilder implements Builder<ThreadPoolExecutor> {
                 .setTimeUnit(builder.timeUnit);
 
         if (builder.isCustomPool) {
-            initParam.setThreadPoolId(builder.threadPoolId);
+            String threadPoolId = Optional.ofNullable(builder.threadPoolId).orElse(builder.threadNamePrefix);
+            initParam.setThreadPoolId(threadPoolId);
             ThreadPoolAlarm threadPoolAlarm = new ThreadPoolAlarm(builder.isAlarm, builder.capacityAlarm, builder.livenessAlarm);
             initParam.setThreadPoolAlarm(threadPoolAlarm);
         }

example/src/main/java/com/github/dynamic/threadpool/example/config/ThreadPoolConfig.java

@@ -42,7 +42,7 @@ public class ThreadPoolConfig {
     @Bean
     @DynamicThreadPool
     public ThreadPoolExecutor customThreadPoolExecutor() {
-        return ThreadPoolBuilder.builder().threadFactory(MESSAGE_PRODUCE).threadPoolId(MESSAGE_PRODUCE).isCustomPool(true).build();
+        return ThreadPoolBuilder.builder().threadFactory(MESSAGE_PRODUCE).isCustomPool(true).build();
     }
 
 }