From 9370b51c6500e8bf7d4c36a34a86db80eecea274 Mon Sep 17 00:00:00 2001
From: Glavo <zjx001202@gmail.com>
Date: Tue, 5 Nov 2024 22:09:15 +0800
Subject: [PATCH] Update StdOut

---
 kala-base/src/main/java/kala/io/StdOut.java | 77 ++++++++++-----------
 1 file changed, 37 insertions(+), 40 deletions(-)

diff --git a/kala-base/src/main/java/kala/io/StdOut.java b/kala-base/src/main/java/kala/io/StdOut.java
index 63e0fb70..2d60f2d7 100644
--- a/kala-base/src/main/java/kala/io/StdOut.java
+++ b/kala-base/src/main/java/kala/io/StdOut.java
@@ -1,3 +1,18 @@
+/*
+ * Copyright 2024 Glavo
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package kala.io;
 
 import kala.annotations.StaticClass;
@@ -15,26 +30,17 @@ public static void print(Object x) {
         if (x == null) {
             System.out.print("null");
         } else if (x.getClass().isArray()) {
-            if (x instanceof Object[]) {
-                print((Object[]) x);
-            } else if (x instanceof char[]) {
-                print((char[]) x);
-            } else if (x instanceof boolean[]) {
-                print((boolean[]) x);
-            } else if (x instanceof byte[]) {
-                print((byte[]) x);
-            } else if (x instanceof short[]) {
-                print((short[]) x);
-            } else if (x instanceof int[]) {
-                print((int[]) x);
-            } else if (x instanceof long[]) {
-                print((long[]) x);
-            } else if (x instanceof float[]) {
-                print((float[]) x);
-            } else if (x instanceof double[]) {
-                print((double[]) x);
-            } else {
-                throw new AssertionError("Unknown array type: " + x.getClass());
+            switch (x) {
+                case Object[] objects -> print(objects);
+                case char[] chars -> print(chars);
+                case boolean[] booleans -> print(booleans);
+                case byte[] bytes -> print(bytes);
+                case short[] shorts -> print(shorts);
+                case int[] ints -> print(ints);
+                case long[] longs -> print(longs);
+                case float[] floats -> print(floats);
+                case double[] doubles -> print(doubles);
+                default -> throw new AssertionError("Unknown array type: " + x.getClass());
             }
         } else {
             System.out.print(x);
@@ -283,26 +289,17 @@ public static void println(Object x) {
         if (x == null) {
             System.out.println("null");
         } else if (x.getClass().isArray()) {
-            if (x instanceof Object[]) {
-                println((Object[]) x);
-            } else if (x instanceof char[]) {
-                println((char[]) x);
-            } else if (x instanceof boolean[]) {
-                println((boolean[]) x);
-            } else if (x instanceof byte[]) {
-                println((byte[]) x);
-            } else if (x instanceof short[]) {
-                println((short[]) x);
-            } else if (x instanceof int[]) {
-                println((int[]) x);
-            } else if (x instanceof long[]) {
-                println((long[]) x);
-            } else if (x instanceof float[]) {
-                println((float[]) x);
-            } else if (x instanceof double[]) {
-                println((double[]) x);
-            } else {
-                throw new AssertionError("Unknown array type: " + x.getClass());
+            switch (x) {
+                case Object[] objects -> println(objects);
+                case char[] chars -> println(chars);
+                case boolean[] booleans -> println(booleans);
+                case byte[] bytes -> println(bytes);
+                case short[] shorts -> println(shorts);
+                case int[] ints -> println(ints);
+                case long[] longs -> println(longs);
+                case float[] floats -> println(floats);
+                case double[] doubles -> println(doubles);
+                default -> throw new AssertionError("Unknown array type: " + x.getClass());
             }
         } else {
             System.out.println(x);