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* commit 'b9f3b1b7377a8de303fe865aaa24500820226f3b': NPE处理方式 根据显示的长度来定义间隔符 处理NPE 服务检测弹窗出现时间做修改feature/big-screen
Maksim
5 years ago
7 changed files with 129 additions and 8 deletions
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package com.fr.env.utils; |
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/** |
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* @author: Maksim |
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* @Date: Created in 2020/3/16 |
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* @Description: |
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*/ |
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public class DisplayUtils { |
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/** |
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* 获取字符串显示时的计算长度 |
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* @param text 被计算的字符串 |
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* @return 计算长度 |
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*/ |
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public static int getDisplayLength(String text){ |
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if (text == null) { |
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return 0; |
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} |
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char[] c = text.toCharArray(); |
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int len = 0; |
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for (int i = 0; i < c.length; i++) { |
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len++; |
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if(!isLetter(c[i])){ |
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len++; |
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}; |
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} |
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return len; |
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} |
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/** |
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* 判断字符是否为字母、数字、英文符号 |
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* @param c 传入的字符 |
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* @return 如果符合上述条件,返回true |
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*/ |
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public static boolean isLetter(char c) { |
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int k = 0x80; |
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return c / k == 0; |
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} |
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} |
@ -0,0 +1,52 @@
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package com.fr.env.utils; |
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import org.junit.Assert; |
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import org.junit.Test; |
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/** |
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* @author: Maksim |
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* @Date: Created in 2020/3/16 |
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* @Description: |
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*/ |
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public class DisplayUtilsTest { |
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@Test |
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public void getDisplayLengthTest() { |
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String s1 = "本地设计器"; |
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String s2 = "リモートサーバ"; |
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String s3 = "Local Designer:"; |
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String s4 = "本地,设,计器: persist-2020.01.15"; |
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String s5 = "ローカルデザイナrelease-2020.03.03 ... Remote Server:persist-2020.01.15"; |
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String s6 = "本地 00:00ロ ーカDE / abc "; |
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int length1 = DisplayUtils.getDisplayLength(s1); |
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int length2 = DisplayUtils.getDisplayLength(s2); |
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int length3 = DisplayUtils.getDisplayLength(s3); |
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int length4 = DisplayUtils.getDisplayLength(s4); |
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int length5 = DisplayUtils.getDisplayLength(s5); |
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int length6 = DisplayUtils.getDisplayLength(s6); |
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Assert.assertEquals(10,length1); |
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Assert.assertEquals(14,length2); |
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Assert.assertEquals(15,length3); |
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Assert.assertEquals(34,length4); |
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Assert.assertEquals(72,length5); |
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Assert.assertEquals(26,length6); |
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} |
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@Test |
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public void isLetterTest(){ |
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char c1 = 'A'; |
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char c2 = '中'; |
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char c3 = ','; |
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char c4 = ','; |
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char c5 = 'デ'; |
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char c6 = ' '; |
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Assert.assertTrue(DisplayUtils.isLetter(c1)); |
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Assert.assertFalse(DisplayUtils.isLetter(c2)); |
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Assert.assertTrue(DisplayUtils.isLetter(c3)); |
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Assert.assertFalse(DisplayUtils.isLetter(c4)); |
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Assert.assertFalse(DisplayUtils.isLetter(c5)); |
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Assert.assertTrue(DisplayUtils.isLetter(c6)); |
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} |
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} |
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