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// Tags: JDK1.2
// Copyright (C) 2004 Andrew John Hughes <gnu_andrew@member.fsf.org>
// This file is part of Mauve.
// Mauve is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2, or (at your option)
// any later version.
// Mauve is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Mauve; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA. */
package gnu.testlet.java.text.SimpleDateFormat;
import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;
import java.util.Locale;
import java.text.SimpleDateFormat;
/**
* Check for correct cloning behaviour in the SimpleDateFormat
* class.
*/
public class Localization
implements Testlet
{
/**
* Runs the test using the specified harness.
*
* @param harness the test harness (<code>null</code> not allowed).
*/
public void test(TestHarness harness)
{
SimpleDateFormat format = null;
String standard = "GyMdkHmsSEDFwWahKzYeugAZ";
String pattern = "EEE, d MMM yyyy HH:mm:ss Z";
Locale locale = Locale.GERMAN;
harness.checkPoint("German locale, standard pattern characters " +
"in pattern.");
try
{
format = new SimpleDateFormat(pattern, locale);
harness.check(true);
}
catch (IllegalArgumentException e)
{
harness.debug(e);
harness.check(false);
}
String local = format.getDateFormatSymbols().getLocalPatternChars();
harness.check(format.toPattern(), pattern, "Non-localized pattern " +
"comes back as is with toPattern().");
String localizedPattern = translateLocalizedPattern(pattern,
standard,
local);
harness.check(format.toLocalizedPattern(), localizedPattern,
"Non-localized pattern comes back localized with " +
"toLocalizedPattern().");
harness.checkPoint("German locale, German pattern characters in pattern.");
format = null;
try
{
format = new SimpleDateFormat(localizedPattern, locale);
harness.check(false);
}
catch (IllegalArgumentException e)
{
harness.check(true);
}
try
{
format = new SimpleDateFormat(pattern, locale);
format.applyLocalizedPattern(localizedPattern);
harness.check(true);
}
catch (IllegalArgumentException e)
{
harness.debug(e);
harness.check(false);
}
local = format.getDateFormatSymbols().getLocalPatternChars();
harness.check(format.toLocalizedPattern(), localizedPattern,
"Localized pattern comes back as is with " +
"toLocalizedPattern().");
harness.check(format.toPattern(), pattern,
"Localized pattern comes back standardised with " +
"toPattern().");
}
/* Taken from GNU Classpath's java.text.SimpleDateFormat */
// Copyright (C) 1998, 1999, 2000, 2001, 2003, 2004 Free Software
// Foundation, Inc.
/* This version has been altered to account for differing char lengths */
/**
* Translates either from or to a localized variant of the pattern
* string. For example, in the German locale, 't' (for 'tag') is
* used instead of 'd' (for 'date'). This method translates
* a localized pattern (such as 'ttt') to a non-localized pattern
* (such as 'ddd'), or vice versa. Non-localized patterns use
* a standard set of characters, which match those of the U.S. English
* locale.
*
* @param pattern the pattern to translate.
* @param oldChars the old set of characters (used in the pattern).
* @param newChars the new set of characters (which will be used in the
* pattern).
* @return a version of the pattern using the characters in
* <code>newChars</code>.
*/
private String translateLocalizedPattern(String pattern,
String oldChars, String newChars)
{
int len = pattern.length();
StringBuffer buf = new StringBuffer(len);
boolean quoted = false;
for (int i = 0; i < len; i++)
{
char ch = pattern.charAt(i);
if (ch == '\'')
quoted = ! quoted;
if (! quoted)
{
int j = oldChars.indexOf(ch);
if ((j >= 0) && j < newChars.length())
ch = newChars.charAt(j);
}
buf.append(ch);
}
return buf.toString();
}
}
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