Java Millisecond Format formatMillis(int millis, int digits)

Description

Used to by formatCalendar* to format millisecond field.

License

Apache License

Parameter

Parameter	Description
millis	the millisecond value
digits	the number of digits to use (0=none)

Return

something like ".123" or "" (when digits=0)

Declaration

private static String formatMillis(int millis, int digits) 

Method Source Code

//package com.java2s;
/*/*  w  w  w.ja  v a  2s.co  m*/
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you 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.
 */

public class Main {
    /**
      * Used to by formatCalendar* to format millisecond field.
      * @param millis the millisecond value
      * @param digits the number of digits to use
      *        (0=none)
      * @return something like ".123" or "" (when digits=0)
      */
    private static String formatMillis(int millis, int digits) {
        if (digits == 0)
            return "";
        StringBuffer sb = new StringBuffer(16);
        sb.append('.');
        sb.append(millis);
        while (sb.length() > digits && sb.charAt(sb.length() - 1) == '0') {
            sb.deleteCharAt(sb.length() - 1); // remove trailing '0'
        }
        while (sb.length() < digits + 1) {
            sb.append('0'); // add trailing '0'
        }
        return sb.toString();
    }
}

Related

1. formatCcsdsUtcMillisFormat(Date time)
2. formatDataTimeStamp(final long timeInMillis)
3. formatElapsedMillis(long time)
4. formatElapsedTime(long millis)
5. formateTime(long milliseconds)
6. formatMillis(long duration)
7. formatMillis(long millis)
8. formatMillis(long millis)
9. formatMillis(Long millis)