1 files changed, 24 insertions, 0 deletions
diff --git a/src/main/java/com/zdjizhi/etl/CKBatchWindow.java b/src/main/java/com/zdjizhi/etl/CKBatchWindow.java
new file mode 100644
index 0000000..f66455f
--- /dev/null
+++ b/src/main/java/com/zdjizhi/etl/CKBatchWindow.java
@@ -0,0 +1,24 @@
+package com.zdjizhi.etl;
+
+import org.apache.flink.streaming.api.functions.windowing.AllWindowFunction;
+import org.apache.flink.streaming.api.windowing.windows.TimeWindow;
+import org.apache.flink.util.Collector;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+
+public class CKBatchWindow implements AllWindowFunction<Map<String, Object>, List<Map<String, Object>>, TimeWindow> {
+
+    @Override
+    public void apply(TimeWindow timeWindow, Iterable<Map<String, Object>> iterable, Collector<List<Map<String, Object>>> out) throws Exception {
+        Iterator<Map<String, Object>> iterator = iterable.iterator();
+        List<Map<String, Object>> batchLog = new ArrayList<>();
+        while (iterator.hasNext()) {
+            Map<String, Object> next = iterator.next();
+            batchLog.add(next);
+        }
+        out.collect(batchLog);
+    }
+}