Merge "Add utility functions for pause and tonewait pause." (0f2da17a) · Commits · e / os / android_frameworks_base

telephony/java/android/telephony/PhoneNumberUtils.java

+37 −0

Original line number	Diff line number	Diff line
		@@ -122,6 +122,17 @@ public class PhoneNumberUtils
		return c == PAUSE \|\| c == WAIT;
		}

		private static boolean
		isPause (char c){
		return c == 'p'\|\|c == 'P';
		}

		private static boolean
		isToneWait (char c){
		return c == 'w'\|\|c == 'W';
		}


		/** Returns true if ch is not dialable or alpha char */
		private static boolean isSeparator(char ch) {
		return !isDialable(ch) && !(('a' <= ch && ch <= 'z') \|\| ('A' <= ch && ch <= 'Z'));
		@@ -278,6 +289,32 @@ public class PhoneNumberUtils
		return ret.toString();
		}

		/**
		* Converts pause and tonewait pause characters
		* to Android representation.
		* RFC 3601 says pause is 'p' and tonewait is 'w'.
		* @hide
		*/
		public static String convertPreDial(String phoneNumber) {
		if (phoneNumber == null) {
		return null;
		}
		int len = phoneNumber.length();
		StringBuilder ret = new StringBuilder(len);

		for (int i = 0; i < len; i++) {
		char c = phoneNumber.charAt(i);

		if (isPause(c)) {
		c = PAUSE;
		} else if (isToneWait(c)) {
		c = WAIT;
		}
		ret.append(c);
		}
		return ret.toString();
		}

		/** or -1 if both are negative */
		static private int
		minPositive (int a, int b) {