init

springboot-backend/src/main/java/com/admin/common/task/DelayTask.java

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+package com.admin.common.task;
+
+import java.util.concurrent.Delayed;
+import java.util.concurrent.TimeUnit;
+/**
+ * 延时任务
+ */
+public class DelayTask implements Delayed {
+    //任务参数
+    final private TaskBase data;
+    //任务的延时时间，单位毫秒
+    final private long expire;
+
+    /**
+     * 构造延时任务
+     *
+     * @param data   业务数据
+     * @param expire 任务延时时间（ms）
+     */
+    public DelayTask(TaskBase data, long expire) {
+        super();
+        this.data = data;
+        this.expire = expire + System.currentTimeMillis();
+    }
+
+    public TaskBase getData() {
+        return data;
+    }
+
+    public long getExpire() {
+        return expire;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (obj instanceof DelayTask) {
+            return this.data.getData().equals(((DelayTask) obj).getData().getData());
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return "{" + "data:" + data.toString() + "," + "延时时间:"+expire+"}";
+    }
+
+    @Override
+    public long getDelay(TimeUnit unit) {
+        return unit.convert(this.expire - System.currentTimeMillis(), unit);
+    }
+
+    @Override
+    public int compareTo(Delayed o) {
+        long delta = getDelay(TimeUnit.NANOSECONDS) - o.getDelay(TimeUnit.NANOSECONDS);
+        return (int) delta;
+    }
+}