时间计算工具类代码,Java代码库,德仔网

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【Java】时间计算工具类
作者: / 发布于2011/1/14/ 730
<div><span style="color: #0000ff">import</span><span style="color: #000000"> java.text.DecimalFormat;
</span><span style="color: #0000ff">import</span><span style="color: #000000"> java.util.Arrays;

</span><span style="color: #008000">/**</span><span style="color: #008000">
* 时间计算工具类
</span><span style="color: #008000">*/</span><span style="color: #000000">
</span><span style="color: #0000ff">public</span><span style="color: #000000"> </span><span style="color: #0000ff">class</span><span style="color: #000000"> Time {

 </span><span style="color: #008000">/**</span><span style="color: #008000">
* 时间字段常量，表示&ldquo;秒&rdquo;
</span><span style="color: #008000">*/</span><span style="color: #000000">
 </span><span style="color: #0000ff">public</span><span style="color: #000000"> </span><span style="color: #0000ff">final</span><span style="color: #000000"> </span><span style="color: #0000ff">static</span><span style="color: #000000"> </span><span style="color: #0000ff">int</span><span style="color: #000000"> SECOND </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #000000">0</span><span style="color: #000000">;
 
 </span><span style="color: #008000">/**</span><span style="color: #008000">
 * 时间字段常量，表示&ldquo;分&rdquo;
 </span><span style="color: #008000">*/</span><span style="color: #000000">
 </span><span style="color: #0000ff">public</span><span style="color: #000000"> </span><span style="color: #0000ff">final</span><span style="color: #000000"> </span><span style="color: #0000ff">static</span><span style="color: #000000"> </span><span style="color: #0000ff">int</span><span style="color: #000000"> MINUTE </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #000000">1</span><span style="color: #000000">;
 
 </span><span style="color: #008000">/**</span><span style="color: #008000">
 * 时间字段常量，表示&ldquo;时&rdquo;
 </span><span style="color: #008000">*/</span><span style="color: #000000">
 </span><span style="color: #0000ff">public</span><span style="color: #000000"> </span><span style="color: #0000ff">final</span><span style="color: #000000"> </span><span style="color: #0000ff">static</span><span style="color: #000000"> </span><span style="color: #0000ff">int</span><span style="color: #000000"> HOUR </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #000000">2</span><span style="color: #000000">;
 
 </span><span style="color: #008000">/**</span><span style="color: #008000">
 * 时间字段常量，表示&ldquo;天&rdquo;
 </span><span style="color: #008000">*/</span><span style="color: #000000">
 </span><span style="color: #0000ff">public</span><span style="color: #000000"> </span><span style="color: #0000ff">final</span><span style="color: #000000"> </span><span style="color: #0000ff">static</span><span style="color: #000000"> </span><span style="color: #0000ff">int</span><span style="color: #000000"> DAY </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #000000">3</span><span style="color: #000000">;

 </span><span style="color: #008000">/**</span><span style="color: #008000">
 * 各常量允许的最大值
 </span><span style="color: #008000">*/</span><span style="color: #000000">
 </span><span style="color: #0000ff">private</span><span style="color: #000000"> </span><span style="color: #0000ff">final</span><span style="color: #000000"> </span><span style="color: #0000ff">int</span><span style="color: #000000">[] maxFields </span><span style="color: #000000">=</span><span style="color: #000000"> { </span><span style="color: #000000">59</span><span style="color: #000000">, </span><span style="color: #000000">59</span><span style="color: #000000">, </span><span style="color: #000000">23</span><span style="color: #000000">, Integer.MAX_VALUE </span><span style="color: #000000">-</span><span style="color: #000000"> </span><span style="color: #000000">1</span><span style="color: #000000"> };
 
 </span><span style="color: #008000">/**</span><span style="color: #008000">
 * 各常量允许的最小值
 </span><span style="color: #008000">*/</span><span style="color: #000000">
 </span><span style="color: #0000ff">private</span><span style="color: #000000"> </span><span style="color: #0000ff">final</span><span style="color: #000000"> </span><span style="color: #0000ff">int</span><span style="color: #000000">[] minFields </span><span style="color: #000000">=</span><span style="color: #000000"> { </span><span style="color: #000000">0</span><span style="color: #000000">, </span><span style="color: #000000">0</span><span style="color: #000000">, </span><span style="color: #000000">0</span><span style="color: #000000">, Integer.MIN_VALUE };
 
 </span><span style="color: #008000">/**</span><span style="color: #008000">
 * 默认的字符串格式时间分隔符
 </span><span style="color: #008000">*/</span><span style="color: #000000">
 </span><span style="color: #0000ff">private</span><span style="color: #000000"> String timeSeparator </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #000000">"</span><span style="color: #000000">:</span><span style="color: #000000">"</span><span style="color: #000000">;
 
 </span><span style="color: #008000">/**</span><span style="color: #008000">
 * 时间数据容器
 </span><span style="color: #008000">*/</span><span style="color: #000000">
 </span><span style="color: #0000ff">private</span><span style="color: #000000"> </span><span style="color: #0000ff">int</span><span style="color: #000000">[] fields </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #0000ff">new</span><span style="color: #000000"> </span><span style="color: #0000ff">int</span><span style="color: #000000">[</span><span style="color: #000000">4</span><span style="color: #000000">]; 
 
 </span><span style="color: #008000">/**</span><span style="color: #008000">
 * 无参构造，将各字段置为 0
 </span><span style="color: #008000">*/</span><span style="color: #000000">
 </span><span style="color: #0000ff">public</span><span style="color: #000000"> Time() {
 </span><span style="color: #0000ff">this</span><span style="color: #000000">(</span><span style="color: #000000">0</span><span style="color: #000000">, </span><span style="color: #000000">0</span><span style="color: #000000">, </span><span style="color: #000000">0</span><span style="color: #000000">, </span><span style="color: #000000">0</span><span style="color: #000000">);
 }

 </span><span style="color: #008000">/**</span><span style="color: #008000">
 * 使用时、分构造一个时间
 * </span><span style="color: #808080">@param</span><span style="color: #008000"> hour 小时
 * </span><span style="color: #808080">@param</span><span style="color: #008000"> minute 分钟
 </span><span style="color: #008000">*/</span><span style="color: #000000">
 </span><span style="color: #0000ff">public</span><span style="color: #000000"> Time(</span><span style="color: #0000ff">int</span><span style="color: #000000"> hour, </span><span style="color: #0000ff">int</span><span style="color: #000000"> minute) {
 </span><span style="color: #0000ff">this</span><span style="color: #000000">(</span><span style="color: #000000">0</span><span style="color: #000000">, hour, minute, </span><span style="color: #000000">0</span><span style="color: #000000">);
 }

 </span><span style="color: #008000">/**</span><span style="color: #008000">
 * 使用时、分、秒构造一个时间
 * </span><span style="color: #808080">@param</span><span style="color: #008000"> hour 小时
 * </span><span style="color: #808080">@param</span><span style="color: #008000"> minute 分钟
 * </span><span style="color: #808080">@param</span><span style="color: #008000"> second 秒
 </span><span style="color: #008000">*/</span><span style="color: #000000">
 </span><span style="color: #0000ff">public</span><span style="color: #000000"> Time(</span><span style="color: #0000ff">int</span><span style="color: #000000"> hour, </span><span style="color: #0000ff">int</span><span style="color: #000000"> minute, </span><span style="color: #0000ff">int</span><span style="color: #000000"> second) {
 </span><span style="color: #0000ff">this</span><span style="color: #000000">(</span><span style="color: #000000">0</span><span style="color: #000000">, hour, minute, second);
 }
 
 </span><span style="color: #008000">/**</span><span style="color: #008000">
 * 使用一个字符串构造时间<br/>
 * Time time = new Time("14:22:23");
 * </span><span style="color: #808080">@param</span><span style="color: #008000"> time 字符串格式的时间，默认采用&ldquo;:&rdquo;作为分隔符
 </span><span style="color: #008000">*/</span><span style="color: #000000">
 </span><span style="color: #0000ff">public</span><span style="color: #000000"> Time(String time) { 
 </span><span style="color: #0000ff">this</span><span style="color: #000000">(time, </span><span style="color: #0000ff">null</span><span style="color: #000000">);
 }

 </span><span style="color: #008000">/**</span><span style="color: #008000">
 * 使用天、时、分、秒构造时间，进行全字符的构造
 * </span><span style="color: #808080">@param</span><span style="color: #008000"> day 天
 * </span><span style="color: #808080">@param</span><span style="color: #008000"> hour 时
 * </span><span style="color: #808080">@param</span><span style="color: #008000"> minute 分
 * </span><span style="color: #808080">@param</span><span style="color: #008000"> second 秒
 </span><span style="color: #008000">*/</span><span style="color: #000000">
 </span><span style="color: #0000ff">public</span><span style="color: #000000"> Time(</span><span style="color: #0000ff">int</span><span style="color: #000000"> day, </span><span style="color: #0000ff">int</span><span style="color: #000000"> hour, </span><span style="color: #0000ff">int</span><span style="color: #000000"> minute, </span><span style="color: #0000ff">int</span><span style="color: #000000"> second) {
 set(DAY, day);
 set(HOUR, hour);
 set(MINUTE, minute);
 set(SECOND, second);
 } 
 
 </span><span style="color: #008000">/**</span><span style="color: #008000">
 * 使用一个字符串构造时间，指定分隔符<br/>
 * Time time = new Time("14-22-23", "-");
 * </span><span style="color: #808080">@param</span><span style="color: #008000"> time 字符串格式的时间
 </span><span style="color: #008000">*/</span><span style="color: #000000">
 </span><span style="color: #0000ff">public</span><span style="color: #000000"> Time(String time, String timeSeparator) {
 </span><span style="color: #0000ff">if</span><span style="color: #000000">(timeSeparator </span><span style="color: #000000">!=</span><span style="color: #000000"> </span><span style="color: #0000ff">null</span><span style="color: #000000">) {
 setTimeSeparator(timeSeparator);
 }
 String pattern </span><span style="color: #000000">=</span><span style="color: #000000"> patternQuote(</span><span style="color: #0000ff">this</span><span style="color: #000000">.timeSeparator);
 String matcher </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #0000ff">new</span><span style="color: #000000"> StringBuffer()
 .append(</span><span style="color: #000000">"</span><span style="color: #000000">\\d+?</span><span style="color: #000000">"</span><span style="color: #000000">).append(pattern)
 .append(</span><span style="color: #000000">"</span><span style="color: #000000">\\d+?</span><span style="color: #000000">"</span><span style="color: #000000">).append(pattern)
 .append(</span><span style="color: #000000">"</span><span style="color: #000000">\\d+?</span><span style="color: #000000">"</span><span style="color: #000000">)
 .toString();
 </span><span style="color: #0000ff">if</span><span style="color: #000000">(</span><span style="color: #000000">!</span><span style="color: #000000">time.matches(matcher)) {
 </span><span style="color: #0000ff">throw</span><span style="color: #000000"> </span><span style="color: #0000ff">new</span><span style="color: #000000"> IllegalArgumentException(time </span><span style="color: #000000">+</span><span style="color: #000000"> </span><span style="color: #000000">"</span><span style="color: #000000">, time format error, HH</span><span style="color: #000000">"</span><span style="color: #000000">
 </span><span style="color: #000000">+</span><span style="color: #000000"> </span><span style="color: #0000ff">this</span><span style="color: #000000">.timeSeparator </span><span style="color: #000000">+</span><span style="color: #000000"> </span><span style="color: #000000">"</span><span style="color: #000000">mm</span><span style="color: #000000">"</span><span style="color: #000000"> </span><span style="color: #000000">+</span><span style="color: #000000"> </span><span style="color: #0000ff">this</span><span style="color: #000000">.timeSeparator </span><span style="color: #000000">+</span><span style="color: #000000"> </span><span style="color: #000000">"</span><span style="color: #000000">ss</span><span style="color: #000000">"</span><span style="color: #000000">);
 } 
 String[] times </span><span style="color: #000000">=</span><span style="color: #000000"> time.split(pattern);
 set(DAY, </span><span style="color: #000000">0</span><span style="color: #000000">);
 set(HOUR, Integer.parseInt(times[</span><span style="color: #000000">0</span><span style="color: #000000">]));
 set(MINUTE, Integer.parseInt(times[</span><span style="color: #000000">1</span><span style="color: #000000">]));
 set(SECOND, Integer.parseInt(times[</span><span style="color: #000000">2</span><span style="color: #000000">]));
 }
 
 </span><span style="color: #008000">/**</span><span style="color: #008000">
 * 设置时间字段的值
 * </span><span style="color: #808080">@param</span><span style="color: #008000"> field 时间字段常量
 * </span><span style="color: #808080">@param</span><span style="color: #008000"> value 时间字段的值
 </span><span style="color: #008000">*/</span><span style="color: #000000">
 </span><span style="color: #0000ff">public</span><span style="color: #000000"> </span><span style="color: #0000ff">void</span><span style="color: #000000"> set(</span><span style="color: #0000ff">int</span><span style="color: #000000"> field, </span><span style="color: #0000ff">int</span><span style="color: #000000"> value) { 
 </span><span style="color: #0000ff">if</span><span style="color: #000000">(value </span><span style="color: #000000"><</span><span style="color: #000000"> minFields[field]) {
 </span><span style="color: #0000ff">throw</span><span style="color: #000000"> </span><span style="color: #0000ff">new</span><span style="color: #000000"> IllegalArgumentException(value </span><span style="color: #000000">+</span><span style="color: #000000">
 </span><span style="color: #000000">"</span><span style="color: #000000">, time value must be positive.</span><span style="color: #000000">"</span><span style="color: #000000">);
 }
 fields[field] </span><span style="color: #000000">=</span><span style="color: #000000"> value </span><span style="color: #000000">%</span><span style="color: #000000"> (maxFields[field] </span><span style="color: #000000">+</span><span style="color: #000000"> </span><span style="color: #000000">1</span><span style="color: #000000">);
 </span><span style="color: #008000">//</span><span style="color: #008000"> 进行进位计算</span><span style="color: #008000">
</span><span style="color: #000000"> </span><span style="color: #0000ff">int</span><span style="color: #000000"> carry </span><span style="color: #000000">=</span><span style="color: #000000"> value </span><span style="color: #000000">/</span><span style="color: #000000"> (maxFields[field] </span><span style="color: #000000">+</span><span style="color: #000000"> </span><span style="color: #000000">1</span><span style="color: #000000">);
 </span><span style="color: #0000ff">if</span><span style="color: #000000">(carry </span><span style="color: #000000">></span><span style="color: #000000"> </span><span style="color: #000000">0</span><span style="color: #000000">) {
 </span><span style="color: #0000ff">int</span><span style="color: #000000"> upFieldValue </span><span style="color: #000000">=</span><span style="color: #000000"> get(field </span><span style="color: #000000">+</span><span style="color: #000000"> </span><span style="color: #000000">1</span><span style="color: #000000">);
 set(field </span><span style="color: #000000">+</span><span style="color: #000000"> </span><span style="color: #000000">1</span><span style="color: #000000">, upFieldValue </span><span style="color: #000000">+</span><span style="color: #000000"> carry);
 }
 }

 </span><span style="color: #008000">/**</span><span style="color: #008000">
 * 获得时间字段的值
 * </span><span style="color: #808080">@param</span><span style="color: #008000"> field 时间字段常量
 * </span><span style="color: #808080">@return</span><span style="color: #008000"> 该时间字段的值
 </span><span style="color: #008000">*/</span><span style="color: #000000">
 </span><span style="color: #0000ff">public</span><span style="color: #000000"> </span><span style="color: #0000ff">int</span><span style="color: #000000"> get(</span><span style="color: #0000ff">int</span><span style="color: #000000"> field) {
 </span><span style="color: #0000ff">if</span><span style="color: #000000">(field </span><span style="color: #000000"><</span><span style="color: #000000"> </span><span style="color: #000000">0</span><span style="color: #000000"> </span><span style="color: #000000">||</span><span style="color: #000000"> field </span><span style="color: #000000">></span><span style="color: #000000"> fields.length </span><span style="color: #000000">-</span><span style="color: #000000"> </span><span style="color: #000000">1</span><span style="color: #000000">) {
 </span><span style="color: #0000ff">throw</span><span style="color: #000000"> </span><span style="color: #0000ff">new</span><span style="color: #000000"> IllegalArgumentException(field </span><span style="color: #000000">+</span><span style="color: #000000"> </span><span style="color: #000000">"</span><span style="color: #000000">, field value is error.</span><span style="color: #000000">"</span><span style="color: #000000">);
 }
 </span><span style="color: #0000ff">return</span><span style="color: #000000"> fields[field];
 }

 </span><span style="color: #008000">/**</span><span style="color: #008000">
 * 将时间进行&ldquo;加&rdquo;运算，即加上一个时间
 * </span><span style="color: #808080">@param</span><span style="color: #008000"> time 需要加的时间
 * </span><span style="color: #808080">@return</span><span style="color: #008000"> 运算后的时间
 </span><span style="color: #008000">*/</span><span style="color: #000000">
 </span><span style="color: #0000ff">public</span><span style="color: #000000"> Time addTime(Time time) {
 Time result </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #0000ff">new</span><span style="color: #000000"> Time();
 </span><span style="color: #0000ff">int</span><span style="color: #000000"> up </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #000000">0</span><span style="color: #000000">; </span><span style="color: #008000">//</span><span style="color: #008000"> 进位标志</span><span style="color: #008000">
</span><span style="color: #000000"> </span><span style="color: #0000ff">for</span><span style="color: #000000"> (</span><span style="color: #0000ff">int</span><span style="color: #000000"> i </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #000000">0</span><span style="color: #000000">; i </span><span style="color: #000000"><</span><span style="color: #000000"> fields.length; i</span><span style="color: #000000">++</span><span style="color: #000000">) {
 </span><span style="color: #0000ff">int</span><span style="color: #000000"> sum </span><span style="color: #000000">=</span><span style="color: #000000"> fields[i] </span><span style="color: #000000">+</span><span style="color: #000000"> time.fields[i] </span><span style="color: #000000">+</span><span style="color: #000000"> up;
 up </span><span style="color: #000000">=</span><span style="color: #000000"> sum </span><span style="color: #000000">/</span><span style="color: #000000"> (maxFields[i] </span><span style="color: #000000">+</span><span style="color: #000000"> </span><span style="color: #000000">1</span><span style="color: #000000">);
 result.fields[i] </span><span style="color: #000000">=</span><span style="color: #000000"> sum </span><span style="color: #000000">%</span><span style="color: #000000"> (maxFields[i] </span><span style="color: #000000">+</span><span style="color: #000000"> </span><span style="color: #000000">1</span><span style="color: #000000">);
 }
 </span><span style="color: #0000ff">return</span><span style="color: #000000"> result;
 }

 </span><span style="color: #008000">/**</span><span style="color: #008000">
 * 将时间进行&ldquo;减&rdquo;运算，即减去一个时间
 * </span><span style="color: #808080">@param</span><span style="color: #008000"> time 需要减的时间
 * </span><span style="color: #808080">@return</span><span style="color: #008000"> 运算后的时间
 </span><span style="color: #008000">*/</span><span style="color: #000000">
 </span><span style="color: #0000ff">public</span><span style="color: #000000"> Time subtractTime(Time time) {
 Time result </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #0000ff">new</span><span style="color: #000000"> Time();
 </span><span style="color: #0000ff">int</span><span style="color: #000000"> down </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #000000">0</span><span style="color: #000000">; </span><span style="color: #008000">//</span><span style="color: #008000"> 退位标志</span><span style="color: #008000">
</span><span style="color: #000000"> </span><span style="color: #0000ff">for</span><span style="color: #000000"> (</span><span style="color: #0000ff">int</span><span style="color: #000000"> i </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #000000">0</span><span style="color: #000000">, k </span><span style="color: #000000">=</span><span style="color: #000000"> fields.length </span><span style="color: #000000">-</span><span style="color: #000000"> </span><span style="color: #000000">1</span><span style="color: #000000">; i </span><span style="color: #000000"><</span><span style="color: #000000"> k; i</span><span style="color: #000000">++</span><span style="color: #000000">) {
 </span><span style="color: #0000ff">int</span><span style="color: #000000"> difference </span><span style="color: #000000">=</span><span style="color: #000000"> fields[i] </span><span style="color: #000000">+</span><span style="color: #000000"> down;
 </span><span style="color: #0000ff">if</span><span style="color: #000000"> (difference </span><span style="color: #000000">>=</span><span style="color: #000000"> time.fields[i]) {
 difference </span><span style="color: #000000">-=</span><span style="color: #000000"> time.fields[i];
 down </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #000000">0</span><span style="color: #000000">;
 } </span><span style="color: #0000ff">else</span><span style="color: #000000"> {
 difference </span><span style="color: #000000">+=</span><span style="color: #000000"> maxFields[i] </span><span style="color: #000000">+</span><span style="color: #000000"> </span><span style="color: #000000">1</span><span style="color: #000000"> </span><span style="color: #000000">-</span><span style="color: #000000"> time.fields[i];
 down </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #000000">-</span><span style="color: #000000">1</span><span style="color: #000000">;
 }
 result.fields[i] </span><span style="color: #000000">=</span><span style="color: #000000"> difference;
 }
 result.fields[DAY] </span><span style="color: #000000">=</span><span style="color: #000000"> fields[DAY] </span><span style="color: #000000">-</span><span style="color: #000000"> time.fields[DAY] </span><span style="color: #000000">+</span><span style="color: #000000"> down;
 </span><span style="color: #0000ff">return</span><span style="color: #000000"> result;
 }
 
 </span><span style="color: #008000">/**</span><span style="color: #008000">
 * 获得时间字段的分隔符
 * </span><span style="color: #808080">@return</span><span style="color: #008000">
 </span><span style="color: #008000">*/</span><span style="color: #000000">
 </span><span style="color: #0000ff">public</span><span style="color: #000000"> String getTimeSeparator() {
 </span><span style="color: #0000ff">return</span><span style="color: #000000"> timeSeparator;
 }

 </span><span style="color: #008000">/**</span><span style="color: #008000">
 * 设置时间字段的分隔符（用于字符串格式的时间）
 * </span><span style="color: #808080">@param</span><span style="color: #008000"> timeSeparator 分隔符字符串
 </span><span style="color: #008000">*/</span><span style="color: #000000">
 </span><span style="color: #0000ff">public</span><span style="color: #000000"> </span><span style="color: #0000ff">void</span><span style="color: #000000"> setTimeSeparator(String timeSeparator) {
 </span><span style="color: #0000ff">this</span><span style="color: #000000">.timeSeparator </span><span style="color: #000000">=</span><span style="color: #000000"> timeSeparator;
 }

 </span><span style="color: #008000">/**</span><span style="color: #008000">
 * 正则表达式引用处理方法，源自 JDK </span><span style="color: #808080">@link</span><span style="color: #008000"> java.util.regex.Pattern#quote(String)
 </span><span style="color: #008000">*/</span><span style="color: #000000">
 </span><span style="color: #0000ff">private</span><span style="color: #000000"> String patternQuote(String s) {
 </span><span style="color: #0000ff">int</span><span style="color: #000000"> slashEIndex </span><span style="color: #000000">=</span><span style="color: #000000"> s.indexOf(</span><span style="color: #000000">"</span><span style="color: #000000">\\E</span><span style="color: #000000">"</span><span style="color: #000000">);
 </span><span style="color: #0000ff">if</span><span style="color: #000000"> (slashEIndex </span><span style="color: #000000">==</span><span style="color: #000000"> </span><span style="color: #000000">-</span><span style="color: #000000">1</span><span style="color: #000000">)
 </span><span style="color: #0000ff">return</span><span style="color: #000000"> </span><span style="color: #000000">"</span><span style="color: #000000">\\Q</span><span style="color: #000000">"</span><span style="color: #000000"> </span><span style="color: #000000">+</span><span style="color: #000000"> s </span><span style="color: #000000">+</span><span style="color: #000000"> </span><span style="color: #000000">"</span><span style="color: #000000">\\E</span><span style="color: #000000">"</span><span style="color: #000000">;

 StringBuilder sb </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #0000ff">new</span><span style="color: #000000"> StringBuilder(s.length() </span><span style="color: #000000">*</span><span style="color: #000000"> </span><span style="color: #000000">2</span><span style="color: #000000">);
 sb.append(</span><span style="color: #000000">"</span><span style="color: #000000">\\Q</span><span style="color: #000000">"</span><span style="color: #000000">);
 slashEIndex </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #000000">0</span><span style="color: #000000">;
 </span><span style="color: #0000ff">int</span><span style="color: #000000"> current </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #000000">0</span><span style="color: #000000">;
 </span><span style="color: #0000ff">while</span><span style="color: #000000"> ((slashEIndex </span><span style="color: #000000">=</span><span style="color: #000000"> s.indexOf(</span><span style="color: #000000">"</span><span style="color: #000000">\\E</span><span style="color: #000000">"</span><span style="color: #000000">, current)) </span><span style="color: #000000">!=</span><span style="color: #000000"> </span><span style="color: #000000">-</span><span style="color: #000000">1</span><span style="color: #000000">) {
 sb.append(s.substring(current, slashEIndex));
 current </span><span style="color: #000000">=</span><span style="color: #000000"> slashEIndex </span><span style="color: #000000">+</span><span style="color: #000000"> </span><span style="color: #000000">2</span><span style="color: #000000">;
 sb.append(</span><span style="color: #000000">"</span><span style="color: #000000">\\E\\\\E\\Q</span><span style="color: #000000">"</span><span style="color: #000000">);
 }
 sb.append(s.substring(current, s.length()));
 sb.append(</span><span style="color: #000000">"</span><span style="color: #000000">\\E</span><span style="color: #000000">"</span><span style="color: #000000">);
 </span><span style="color: #0000ff">return</span><span style="color: #000000"> sb.toString();
 }

 </span><span style="color: #0000ff">public</span><span style="color: #000000"> String toString() {
 DecimalFormat df </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #0000ff">new</span><span style="color: #000000"> DecimalFormat(</span><span style="color: #000000">"</span><span style="color: #000000">00</span><span style="color: #000000">"</span><span style="color: #000000">);
 </span><span style="color: #0000ff">return</span><span style="color: #000000"> </span><span style="color: #0000ff">new</span><span style="color: #000000"> StringBuffer().append(fields[DAY]).append(</span><span style="color: #000000">"</span><span style="color: #000000">, </span><span style="color: #000000">"</span><span style="color: #000000">)
 .append(df.format(fields[HOUR])).append(timeSeparator)
 .append(df.format(fields[MINUTE])).append(timeSeparator)
 .append(df.format(fields[SECOND]))
 .toString();
 }

 </span><span style="color: #0000ff">public</span><span style="color: #000000"> </span><span style="color: #0000ff">int</span><span style="color: #000000"> hashCode() {
 </span><span style="color: #0000ff">final</span><span style="color: #000000"> </span><span style="color: #0000ff">int</span><span style="color: #000000"> PRIME </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #000000">31</span><span style="color: #000000">;
 </span><span style="color: #0000ff">int</span><span style="color: #000000"> result </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #000000">1</span><span style="color: #000000">;
 result </span><span style="color: #000000">=</span><span style="color: #000000"> PRIME </span><span style="color: #000000">*</span><span style="color: #000000"> result </span><span style="color: #000000">+</span><span style="color: #000000"> Arrays.hashCode(fields);
 </span><span style="color: #0000ff">return</span><span style="color: #000000"> result;
 }

 </span><span style="color: #0000ff">public</span><span style="color: #000000"> </span><span style="color: #0000ff">boolean</span><span style="color: #000000"> equals(Object obj) {
 </span><span style="color: #0000ff">if</span><span style="color: #000000"> (</span><span style="color: #0000ff">this</span><span style="color: #000000"> </span><span style="color: #000000">==</span><span style="color: #000000"> obj)
 </span><span style="color: #0000ff">return</span><span style="color: #000000"> </span><span style="color: #0000ff">true</span><span style="color: #000000">;
 </span><span style="color: #0000ff">if</span><span style="color: #000000"> (obj </span><span style="color: #000000">==</span><span style="color: #000000"> </span><span style="color: #0000ff">null</span><span style="color: #000000">)
 </span><span style="color: #0000ff">return</span><span style="color: #000000"> </span><span style="color: #0000ff">false</span><span style="color: #000000">;
 </span><span style="color: #0000ff">if</span><span style="color: #000000"> (getClass() </span><span style="color: #000000">!=</span><span style="color: #000000"> obj.getClass())
 </span><span style="color: #0000ff">return</span><span style="color: #000000"> </span><span style="color: #0000ff">false</span><span style="color: #000000">;
 </span><span style="color: #0000ff">final</span><span style="color: #000000"> Time other </span><span style="color: #000000">=</span><span style="color: #000000"> (Time) obj;
 </span><span style="color: #0000ff">if</span><span style="color: #000000"> (</span><span style="color: #000000">!</span><span style="color: #000000">Arrays.equals(fields, other.fields)) {
 </span><span style="color: #0000ff">return</span><span style="color: #000000"> </span><span style="color: #0000ff">false</span><span style="color: #000000">;
 }
 </span><span style="color: #0000ff">return</span><span style="color: #000000"> </span><span style="color: #0000ff">true</span><span style="color: #000000">;
 }
}</span>
</div>
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