fix:refactor the project and optimize the configuration loading method

src/main/java/com/zdjizhi/utils/connections/hbase/HbaseUtils.java

@@ -0,0 +1,49 @@
+package com.zdjizhi.utils.connections.hbase;
+
+import org.apache.hadoop.hbase.client.*;
+import org.apache.hadoop.hbase.util.Bytes;
+import org.apache.hadoop.io.ArrayWritable;
+import org.apache.hadoop.io.IntWritable;
+import org.apache.hadoop.io.Writable;
+
+import java.io.ByteArrayInputStream;
+import java.io.DataInputStream;
+import java.io.IOException;
+import java.util.*;
+
+/**
+ * @author wlh
+ */
+public class HbaseUtils {
+
+    public static Integer getIntegerValue(Result result, String family, String qualifier) {
+        byte[] value = result.getValue(Bytes.toBytes(family), Bytes.toBytes(qualifier));
+        if (value != null){
+            return Bytes.toInt(value);
+        }
+        return 1;
+    }
+
+    public static ArrayList<Integer> getArraylist(Result result, String family, String qualifier) throws IOException {
+        if (containsColumn(result, family, qualifier)) {
+            ArrayWritable w = new ArrayWritable(IntWritable.class);
+            w.readFields(new DataInputStream(new ByteArrayInputStream(result.getValue(Bytes.toBytes(family), Bytes.toBytes(qualifier)))));
+            return fromWritable(w);
+        }
+        return null;
+    }
+
+    private static ArrayList<Integer> fromWritable(ArrayWritable writable) {
+        Writable[] writables = writable.get();
+        ArrayList<Integer> list = new ArrayList<>(writables.length);
+        for (Writable wrt : writables) {
+            list.add(((IntWritable) wrt).get());
+        }
+        return list;
+    }
+
+    private static boolean containsColumn(Result result, String family, String qualifier) {
+        return result.containsColumn(Bytes.toBytes(family), Bytes.toBytes(qualifier));
+    }
+
+}