001/* BreakIteratorProvider.java -- Providers of localized instances
002   Copyright (C) 2007 Free Software Foundation, Inc.
003
004This file is part of GNU Classpath.
005
006GNU Classpath is free software; you can redistribute it and/or modify
007it under the terms of the GNU General Public License as published by
008the Free Software Foundation; either version 2, or (at your option)
009any later version.
010
011GNU Classpath is distributed in the hope that it will be useful, but
012WITHOUT ANY WARRANTY; without even the implied warranty of
013MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014General Public License for more details.
015
016You should have received a copy of the GNU General Public License
017along with GNU Classpath; see the file COPYING.  If not, write to the
018Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
01902110-1301 USA.
020
021Linking this library statically or dynamically with other modules is
022making a combined work based on this library.  Thus, the terms and
023conditions of the GNU General Public License cover the whole
024combination.
025
026As a special exception, the copyright holders of this library give you
027permission to link this library with independent modules to produce an
028executable, regardless of the license terms of these independent
029modules, and to copy and distribute the resulting executable under
030terms of your choice, provided that you also meet, for each linked
031independent module, the terms and conditions of the license of that
032module.  An independent module is a module which is not derived from
033or based on this library.  If you modify this library, you may extend
034this exception to your version of the library, but you are not
035obligated to do so.  If you do not wish to do so, delete this
036exception statement from your version. */
037
038package java.text.spi;
039
040import java.text.BreakIterator;
041
042import java.util.Locale;
043
044import java.util.spi.LocaleServiceProvider;
045
046/**
047 * A {@link BreakIteratorProvider} provides localized
048 * instances of {@link java.text.BreakIterator}.
049 *
050 * @author Andrew John Hughes (gnu_andrew@member.fsf.org)
051 * @since 1.6
052 */
053public abstract class BreakIteratorProvider
054  extends LocaleServiceProvider
055{
056
057  /**
058   * Constructs a new {@link BreakIteratorProvider}.
059   * Provided for implicit invocation by subclasses.
060   */
061  protected BreakIteratorProvider()
062  {
063  }
064
065  /**
066   * Returns a {@link java.text.BreakIterator} instance
067   * for character breaks in the specified
068   * {@link java.util.Locale}.
069   *
070   * @param locale the desired locale.
071   * @return the localized instance for character breaks.
072   * @throws NullPointerException if the locale is null.
073   * @throws IllegalArgumentException if the locale is not one
074   *                                  returned by
075   *                                  {@link getAvailableLocales()}
076   * @see java.text.BreakIterator#getCharacterInstance(java.util.Locale)
077   */
078  public abstract BreakIterator getCharacterInstance(Locale locale);
079
080  /**
081   * Returns a {@link java.text.BreakIterator} instance
082   * for line breaks in the specified {@link java.util.Locale}.
083   *
084   * @param locale the desired locale.
085   * @return the localized instance for line breaks.
086   * @throws NullPointerException if the locale is null.
087   * @throws IllegalArgumentException if the locale is not one
088   *                                  returned by
089   *                                  {@link getAvailableLocales()}
090   * @see java.text.BreakIterator#getLineInstance(java.util.Locale)
091   */
092  public abstract BreakIterator getLineInstance(Locale locale);
093
094  /**
095   * Returns a {@link java.text.BreakIterator} instance
096   * for sentence breaks in the specified
097   * {@link java.util.Locale}.
098   *
099   * @param locale the desired locale.
100   * @return the localized instance for sentence breaks.
101   * @throws NullPointerException if the locale is null.
102   * @throws IllegalArgumentException if the locale is not one
103   *                                  returned by
104   *                                  {@link getAvailableLocales()}
105   * @see java.text.BreakIterator#getSentenceInstance(java.util.Locale)
106   */
107  public abstract BreakIterator getSentenceInstance(Locale locale);
108
109  /**
110   * Returns a {@link java.text.BreakIterator} instance
111   * for word breaks in the specified
112   * {@link java.util.Locale}.
113   *
114   * @param locale the desired locale.
115   * @return the localized instance for word breaks.
116   * @throws NullPointerException if the locale is null.
117   * @throws IllegalArgumentException if the locale is not one
118   *                                  returned by
119   *                                  {@link getAvailableLocales()}
120   * @see java.text.BreakIterator#getWordInstance(java.util.Locale)
121   */
122  public abstract BreakIterator getWordInstance(Locale locale);
123
124}