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Merge "Throw NullPointerException on args to Time#compare"

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This commit is contained in:
Kenny Root
2011-07-25 18:26:59 -07:00
committed by Android (Google) Code Review
parent 6c454c3225 467cabe879
commit 01c4dccece
2 changed files with 23 additions and 4 deletions
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25
core/java/android/text/format/Time.java
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@@ -281,10 +281,29 @@ public class Time {
}
/**
* return a negative number if a is less than b, a positive number if a is
* greater than b, and 0 if they are equal.
* Compare two {@code Time} objects and return a negative number if {@code
* a} is less than {@code b}, a positive number if {@code a} is greater than
* {@code b}, or 0 if they are equal.
*
* @param a first {@code Time} instance to compare
* @param b second {@code Time} instance to compare
* @throws NullPointerException if either argument is {@code null}
* @throws IllegalArgumentException if {@link #allDay} is true but {@code
* hour}, {@code minute}, and {@code second} are not 0.
* @return a negative result if {@code a} is earlier, a positive result if
* {@code a} is earlier, or 0 if they are equal.
*/
native public static int compare(Time a, Time b);
public static int compare(Time a, Time b) {
if (a == null) {
throw new NullPointerException("a == null");
} else if (b == null) {
throw new NullPointerException("b == null");
}
return nativeCompare(a, b);
}
private static native int nativeCompare(Time a, Time b);
/**
* Print the current value given the format string provided. See man

2
core/jni/android_text_format_Time.cpp
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@@ -641,7 +641,7 @@ static JNINativeMethod gMethods[] = {
/* name, signature, funcPtr */
{ "normalize", "(Z)J", (void*)android_text_format_Time_normalize },
{ "switchTimezone", "(Ljava/lang/String;)V", (void*)android_text_format_Time_switchTimezone },
{ "compare", "(Landroid/text/format/Time;Landroid/text/format/Time;)I", (void*)android_text_format_Time_compare },
{ "nativeCompare", "(Landroid/text/format/Time;Landroid/text/format/Time;)I", (void*)android_text_format_Time_compare },
{ "format1", "(Ljava/lang/String;)Ljava/lang/String;", (void*)android_text_format_Time_format },
{ "format2445", "()Ljava/lang/String;", (void*)android_text_format_Time_format2445 },
{ "toString", "()Ljava/lang/String;", (void*)android_text_format_Time_toString },