79 lines
2.0 KiB
Java
79 lines
2.0 KiB
Java
/*
|
|
* Copyright (C) 2014 Hippo Seven
|
|
*
|
|
* 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 com.hippo.widget;
|
|
|
|
final class DateUtils {
|
|
|
|
public static final char QUOTE = '\'';
|
|
public static final char SECONDS = 's';
|
|
|
|
public static boolean hasSeconds(CharSequence inFormat) {
|
|
return hasDesignator(inFormat, SECONDS);
|
|
}
|
|
|
|
public static boolean hasDesignator(CharSequence inFormat, char designator) {
|
|
if (inFormat == null) return false;
|
|
|
|
final int length = inFormat.length();
|
|
|
|
int c;
|
|
int count;
|
|
|
|
for (int i = 0; i < length; i += count) {
|
|
count = 1;
|
|
c = inFormat.charAt(i);
|
|
|
|
if (c == QUOTE) {
|
|
count = skipQuotedText(inFormat, i, length);
|
|
} else if (c == designator) {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
private static int skipQuotedText(CharSequence s, int i, int len) {
|
|
if (i + 1 < len && s.charAt(i + 1) == QUOTE) {
|
|
return 2;
|
|
}
|
|
|
|
int count = 1;
|
|
// skip leading quote
|
|
i++;
|
|
|
|
while (i < len) {
|
|
char c = s.charAt(i);
|
|
|
|
if (c == QUOTE) {
|
|
count++;
|
|
// QUOTEQUOTE -> QUOTE
|
|
if (i + 1 < len && s.charAt(i + 1) == QUOTE) {
|
|
i++;
|
|
} else {
|
|
break;
|
|
}
|
|
} else {
|
|
i++;
|
|
count++;
|
|
}
|
|
}
|
|
|
|
return count;
|
|
}
|
|
}
|