001: /*
002: * Copyright (c) 2003 The Visigoth Software Society. All rights
003: * reserved.
004: *
005: * Redistribution and use in source and binary forms, with or without
006: * modification, are permitted provided that the following conditions
007: * are met:
008: *
009: * 1. Redistributions of source code must retain the above copyright
010: * notice, this list of conditions and the following disclaimer.
011: *
012: * 2. Redistributions in binary form must reproduce the above copyright
013: * notice, this list of conditions and the following disclaimer in
014: * the documentation and/or other materials provided with the
015: * distribution.
016: *
017: * 3. The end-user documentation included with the redistribution, if
018: * any, must include the following acknowledgement:
019: * "This product includes software developed by the
020: * Visigoth Software Society (http://www.visigoths.org/)."
021: * Alternately, this acknowledgement may appear in the software itself,
022: * if and wherever such third-party acknowledgements normally appear.
023: *
024: * 4. Neither the name "FreeMarker", "Visigoth", nor any of the names of the
025: * project contributors may be used to endorse or promote products derived
026: * from this software without prior written permission. For written
027: * permission, please contact visigoths@visigoths.org.
028: *
029: * 5. Products derived from this software may not be called "FreeMarker" or "Visigoth"
030: * nor may "FreeMarker" or "Visigoth" appear in their names
031: * without prior written permission of the Visigoth Software Society.
032: *
033: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
034: * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
035: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
036: * DISCLAIMED. IN NO EVENT SHALL THE VISIGOTH SOFTWARE SOCIETY OR
037: * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
038: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
039: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
040: * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
041: * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
042: * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
043: * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
044: * SUCH DAMAGE.
045: * ====================================================================
046: *
047: * This software consists of voluntary contributions made by many
048: * individuals on behalf of the Visigoth Software Society. For more
049: * information on the Visigoth Software Society, please see
050: * http://www.visigoths.org/
051: */
052:
053: package freemarker.template;
054:
055: import java.io.Serializable;
056:
057: /**
058: * A simple implementation of the <tt>TemplateNumberModel</tt>
059: * interface. Note that this class is immutable.
060: *
061: * <p>This class is thread-safe.
062: *
063: * @author <A HREF="mailto:jon@revusky.com">Jonathan Revusky</A>
064: */
065: public final class SimpleNumber implements TemplateNumberModel,
066: Serializable {
067:
068: /**
069: * @serial the value of this <tt>SimpleNumber</tt>
070: */
071: private Number value;
072:
073: public SimpleNumber(Number value) {
074: this .value = value;
075: }
076:
077: public SimpleNumber(byte val) {
078: this .value = new Byte(val);
079: }
080:
081: public SimpleNumber(short val) {
082: this .value = new Short(val);
083: }
084:
085: public SimpleNumber(int val) {
086: this .value = new Integer(val);
087: }
088:
089: public SimpleNumber(long val) {
090: this .value = new Long(val);
091: }
092:
093: public SimpleNumber(float val) {
094: this .value = new Float(val);
095: }
096:
097: public SimpleNumber(double val) {
098: this .value = new Double(val);
099: }
100:
101: public Number getAsNumber() {
102: return value;
103: }
104:
105: public String toString() {
106: return value.toString();
107: }
108: }
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