添加 MoreArrays 类。

src/main/java/xyz/zhouxy/plusone/commons/util/MoreArrays.java

@@ -0,0 +1,29 @@
+package xyz.zhouxy.plusone.commons.util;
+
+import java.util.Arrays;
+
+import com.google.common.annotations.Beta;
+
+@Beta
+public class MoreArrays {
+
+    public static Object[] asObjectArray(final Object... objects) {
+        return objects;
+    }
+
+    public static char[] newCharArrayWith(int length, char c) {
+        char[] arr = new char[length];
+        Arrays.fill(arr, c);
+        return arr;
+    }
+
+    public static String[] newStringArrayWith(int length, String c) {
+        String[] arr = new String[length];
+        Arrays.fill(arr, c);
+        return arr;
+    }
+
+    private MoreArrays() {
+        throw new IllegalStateException("Utility class");
+    }
+}