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make the code java 1.3 compatible 

git-svn-id: https://svn.apache.org/repos/asf/jakarta/commons/proper/math/trunk@511531 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Luc Maisonobe 2007-02-25 15:48:07 +00:00
parent 177aef7abc
commit 8b48037080
1 changed files with 17 additions and 6 deletions
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23
src/java/org/apache/commons/math/MathException.java
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@ -101,6 +101,20 @@ public class MathException extends Exception {
} }
/**
* Builds a message string by from a pattern and its arguments.
* @param pattern format specifier
* @param arguments format arguments
* @param locale Locale in which the message should be translated
* @return a message string
*/
private static String buildMessage(String pattern, Object[] arguments, Locale locale) {
// do it the hard way, for Java 1.3. compatibility
MessageFormat mf = new MessageFormat(translate(pattern, locale));
mf.setLocale(locale);
return mf.format(arguments);
}
/** /**
* Constructs a new <code>MathException</code> with no * Constructs a new <code>MathException</code> with no
* detail message. * detail message.
@ -134,7 +148,7 @@ public class MathException extends Exception {
* @param arguments format arguments * @param arguments format arguments
*/ */
public MathException(String pattern, Object[] arguments) { public MathException(String pattern, Object[] arguments) {
super(new MessageFormat(pattern, Locale.US).format(arguments)); super(buildMessage(pattern, arguments, Locale.US));
this.pattern = pattern; this.pattern = pattern;
this.arguments = arguments; this.arguments = arguments;
this.rootCause = null; this.rootCause = null;
@ -180,7 +194,7 @@ public class MathException extends Exception {
* to be thrown. * to be thrown.
*/ */
public MathException(String pattern, Object[] arguments, Throwable rootCause) { public MathException(String pattern, Object[] arguments, Throwable rootCause) {
super(new MessageFormat(pattern, Locale.US).format(arguments)); super(buildMessage(pattern, arguments, Locale.US));
this.pattern = pattern; this.pattern = pattern;
this.arguments = arguments; this.arguments = arguments;
this.rootCause = rootCause; this.rootCause = rootCause;
@ -209,10 +223,7 @@ public class MathException extends Exception {
* @return localized message * @return localized message
*/ */
public String getMessage(Locale locale) { public String getMessage(Locale locale) {
if (pattern == null) { return (pattern == null) ? null : buildMessage(pattern, arguments, locale);
return null;
}
return new MessageFormat(translate(pattern, locale), locale).format(arguments);
} }
/** /**