001: /*
002: License $Id: AbstractDateTag.java,v 1.4 2003/09/13 04:59:58 hendriks73 Exp $
003:
004: Copyright (c) 2001-2005 tagtraum industries.
005:
006: LGPL
007: ====
008:
009: jo! is free software; you can redistribute it and/or
010: modify it under the terms of the GNU Lesser General Public
011: License as published by the Free Software Foundation; either
012: version 2.1 of the License, or (at your option) any later version.
013:
014: jo! is distributed in the hope that it will be useful,
015: but WITHOUT ANY WARRANTY; without even the implied warranty of
016: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
017: Lesser General Public License for more details.
018:
019: You should have received a copy of the GNU Lesser General Public
020: License along with this library; if not, write to the Free Software
021: Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
022:
023: For LGPL see <http://www.fsf.org/copyleft/lesser.txt>
024:
025:
026: Sun license
027: ===========
028:
029: This release contains software by Sun Microsystems. Therefore
030: the following conditions have to be met, too. They apply to the
031: files
032:
033: - lib/mail.jar
034: - lib/activation.jar
035: - lib/jsse.jar
036: - lib/jcert.jar
037: - lib/jaxp.jar
038: - lib/crimson.jar
039: - lib/servlet.jar
040: - lib/jnet.jar
041: - lib/jaas.jar
042: - lib/jaasmod.jar
043:
044: contained in this release.
045:
046: a. Licensee may not modify the Java Platform
047: Interface (JPI, identified as classes contained within the javax
048: package or any subpackages of the javax package), by creating additional
049: classes within the JPI or otherwise causing the addition to or modification
050: of the classes in the JPI. In the event that Licensee creates any
051: Java-related API and distribute such API to others for applet or
052: application development, you must promptly publish broadly, an accurate
053: specification for such API for free use by all developers of Java-based
054: software.
055:
056: b. Software is confidential copyrighted information of Sun and
057: title to all copies is retained by Sun and/or its licensors. Licensee
058: shall not modify, decompile, disassemble, decrypt, extract, or otherwise
059: reverse engineer Software. Software may not be leased, assigned, or
060: sublicensed, in whole or in part. Software is not designed or intended
061: for use in on-line control of aircraft, air traffic, aircraft navigation
062: or aircraft communications; or in the design, construction, operation or
063: maintenance of any nuclear facility. Licensee warrants that it will not
064: use or redistribute the Software for such purposes.
065:
066: c. Software is provided "AS IS," without a warranty
067: of any kind. ALL EXPRESS OR IMPLIED REPRESENTATIONS AND WARRANTIES,
068: INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
069: PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED.
070:
071: d. This License is effective until terminated. Licensee may
072: terminate this License at any time by destroying all copies of Software.
073: This License will terminate immediately without notice from Sun if Licensee
074: fails to comply with any provision of this License. Upon such termination,
075: Licensee must destroy all copies of Software.
076:
077: e. Software, including technical data, is subject to U.S.
078: export control laws, including the U.S. Export Administration Act and its
079: associated regulations, and may be subject to export or import regulations
080: in other countries. Licensee agrees to comply strictly with all such
081: regulations and acknowledges that it has the responsibility to obtain
082: licenses to export, re-export, or import Software. Software may not be
083: downloaded, or otherwise exported or re-exported (i) into, or to a national
084: or resident of, Cuba, Iraq, Iran, North Korea, Libya, Sudan, Syria or any
085: country to which the U.S. has embargoed goods; or (ii) to anyone on the
086: U.S. Treasury Department's list of Specially Designated Nations or the U.S.
087: Commerce Department's Table of Denial Orders.
088:
089:
090: Feedback
091: ========
092:
093: We encourage your feedback and suggestions and want to use your feedback to
094: improve the Software. Send all such feedback to:
095: <feedback@tagtraum.com>
096:
097: For more information on tagtraum industries and jo!
098: please see <http://www.tagtraum.com/>.
099:
100:
101: */
102: package com.tagtraum.taglib;
103:
104: import javax.servlet.jsp.tagext.Tag;
105: import javax.servlet.jsp.tagext.TagSupport;
106: import java.text.DateFormat;
107: import java.util.Locale;
108:
109: /**
110: * Writes the current date.
111: *
112: * @author Hendrik Schreiber
113: * @version 1.1beta1 $Id: AbstractDateTag.java,v 1.4 2003/09/13 04:59:58 hendriks73 Exp $
114: */
115: public abstract class AbstractDateTag extends TagSupport implements Tag {
116:
117: /**
118: * Source-Version
119: */
120: public static String vcid = "$Id: AbstractDateTag.java,v 1.4 2003/09/13 04:59:58 hendriks73 Exp $";
121:
122: protected int style = DateFormat.DEFAULT;
123: protected Locale locale;
124:
125: /**
126: * Sets the style. Valid values are:
127: * <ul>
128: * <li>3 - SHORT is completely numeric, such as 12.13.52 or 3:30pm
129: * <li>2 - MEDIUM is longer, such as Jan 12, 1952
130: * <li>1 - LONG is longer, such as January 12, 1952 or 3:30:32pm
131: * <li>0 - FULL is pretty completely specified, such as Tuesday, April 12, 1952 AD or 3:30:42pm PST.
132: * </ul>
133: *
134: * @see java.text.DateFormat
135: */
136: public void setStyle(int style) {
137: this .style = style;
138:
139: if (style < DateFormat.FULL || style > DateFormat.SHORT) {
140: throw new IllegalArgumentException(
141: "Style out of range. Valid values are 0(full) - 3(short).");
142: }
143: }
144:
145: /**
146: * Sets the language. Default is the language used by the response.
147: * Valid language codes: <a href="http://www.ics.uci.edu/pub/ietf/http/related/iso639.txt">http://www.ics.uci.edu/pub/ietf/http/related/iso639.txt</a>
148: *
149: * @see java.util.Locale
150: * @see javax.servlet.ServletResponse#getLocale()
151: */
152: public void setLanguage(String languageCode) {
153: this .locale = new Locale(languageCode, "");
154: }
155:
156: /**
157: * Clean-up.
158: */
159: public void release() {
160: super.release();
161:
162: style = DateFormat.DEFAULT;
163: locale = null;
164: }
165:
166: }
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