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reverting change introduced in 1035003: 

it was the javadoc that did not correspond to the intended behavior, not the code

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1035072 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Luc Maisonobe 2010-11-14 21:32:08 +00:00
parent 318d66e1b1
commit 65e95d0224
2 changed files with 13 additions and 31 deletions
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35
src/main/java/org/apache/commons/math/exception/util/MessageFactory.java
View File

@ -52,42 +52,25 @@ public class MessageFactory {
* @param locale Locale in which the message should be translated.
* @param specific Format specifier (may be null).
* @param general Format specifier (may be null).
* @param arguments Format arguments. They will be substituted first in
* the {@code specific} format specifier, then the remaining arguments
* will be substituted in the {@code general} format specifier.
* @param arguments Format arguments. They will be substituted in
* <em>both</em> the {@code general} and {@code specific} format specifiers.
* @return a localized message string.
*/
public static String buildMessage(Locale locale,
Localizable specific,
Localizable general,
Object ... arguments) {
final StringBuilder sb = new StringBuilder();
Object[] generalArgs = arguments;
if (specific != null) {
final MessageFormat specificFmt = new MessageFormat(specific.getLocalizedString(locale), locale);
// split the arguments: first specific ones then general ones
final int nbSpecific = Math.min(arguments.length, specificFmt.getFormatsByArgumentIndex().length);
final int nbGeneral = arguments.length - nbSpecific;
Object[] specificArgs = new Object[nbSpecific];
System.arraycopy(arguments, 0, specificArgs, 0, nbSpecific);
generalArgs = new Object[nbGeneral];
System.arraycopy(arguments, nbSpecific, generalArgs, 0, nbGeneral);
// build the message
sb.append(specificFmt.format(specificArgs));
}
if (general != null) {
if (specific != null) {
final MessageFormat fmt = new MessageFormat(general.getLocalizedString(locale), locale);
sb.append(fmt.format(arguments));
}
if (specific != null) {
if (general != null) {
sb.append(": ");
}
final MessageFormat generalFmt = new MessageFormat(general.getLocalizedString(locale), locale);
sb.append(generalFmt.format(generalArgs));
final MessageFormat fmt = new MessageFormat(specific.getLocalizedString(locale), locale);
sb.append(fmt.format(arguments));
}
return sb.toString();

9
src/test/java/org/apache/commons/math/exception/util/MessageFactoryTest.java
View File

@ -29,26 +29,25 @@ public class MessageFactoryTest {
Localizable general = new DummyLocalizable("general {0} / {1}");
String message = MessageFactory.buildMessage(Locale.FRENCH, specific, general,
0, 1, 2, 'a', 'b');
Assert.assertEquals("specific 0 - 1 - 2: general a / b", message);
Assert.assertEquals("general 0 / 1: specific 0 - 1 - 2", message);
}
@Test
public void testNullSpecific() {
Localizable general = new DummyLocalizable("general {0} / {1}");
String message = MessageFactory.buildMessage(Locale.FRENCH, null, general,
'a', 'b');
Assert.assertEquals("general a / b", message);
0, 1, 2, 'a', 'b');
Assert.assertEquals("general 0 / 1", message);
}
@Test
public void testNullGeneral() {
Localizable specific = new DummyLocalizable("specific {0} - {1} - {2}");
String message = MessageFactory.buildMessage(Locale.FRENCH, specific, null,
0, 1, 2);
0, 1, 2, 'a', 'b');
Assert.assertEquals("specific 0 - 1 - 2", message);
}
@Test
public void testNull() {
String message = MessageFactory.buildMessage(Locale.FRENCH, null, null, "nothing");