/*
* (c) Copyright 2007 by Volker Bergmann. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, is permitted under the terms of the
* GNU General Public License.
*
* For redistributing this software or a derivative work under a license other
* than the GPL-compatible Free Software License as defined by the Free
* Software Foundation or approved by OSI, you must first obtain a commercial
* license to this software product from Volker Bergmann.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* WITHOUT A WARRANTY OF ANY KIND. ALL EXPRESS OR IMPLIED CONDITIONS,
* REPRESENTATIONS AND WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE
* HEREBY EXCLUDED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
package org.databene.domain.address;
import java.text.FieldPosition;
import java.text.Format;
import java.text.ParseException;
import java.text.ParsePosition;
/**
* Formats a phone code.<br/>
* The following pattern letters are defined:
* <table>
* <tr><th>Letter</th><th>Phone Number Component</th></tr>
* <tr><td>c</td><td>country code</td></tr>
* <tr><td>a</td><td>area code</td></tr>
* <tr><td>l</td><td>local</td></tr>
* </table>
* Any other character will be used 'as is'.<br/>
* Examples:
* <table>
* <tr><th>Pattern</th><th>Rendered as</th></tr>
* <tr><td>+c-a-l</td><td>+49-1234-5678</td></tr>
* <tr><td>0al</td><td>012345678</td></tr>
* <tr><td>00c(a)l</td><td>0049(1234)5678</td></tr>
* </table>
* @since 0.3.05
* @author Volker Bergmann
*/
public class PhoneNumberFormat extends Format {
private static final long serialVersionUID = -7235352934060711517L;
private String pattern;
public PhoneNumberFormat(String pattern) {
this.pattern = pattern;
}
@Override
public StringBuffer format(Object obj, StringBuffer toAppendTo, FieldPosition pos) {
PhoneNumber number = (PhoneNumber)obj;
for (int i = 0; i < pattern.length(); i++) {
char c = pattern.charAt(i);
switch (c) {
case 'c' : toAppendTo.append(number.getCountryCode()); break;
case 'a' : toAppendTo.append(number.getAreaCode()); break;
case 'l' : toAppendTo.append(number.getLocalNumber()); break;
default : toAppendTo.append(c);
}
}
return toAppendTo;
}
@Override
public Object parseObject(String source, ParsePosition pos) {
PhoneNumber number = new PhoneNumber();
for (int i = 0; i < pattern.length(); i++) {
char c = pattern.charAt(i);
switch (c) {
case 'c' : number.setCountryCode(parseDigits(source, pos)); break;
case 'a' : number.setAreaCode(parseDigits(source, pos)); break;
case 'l' : number.setLocalNumber(parseDigits(source, pos)); break;
default : if (source.charAt(pos.getIndex()) != c)
throw new IllegalArgumentException("Pattern '" + pattern + "' is not matched by String: " + source);
pos.setIndex(pos.getIndex() + 1);
}
}
return number;
}
@Override
public Object parseObject(String source) throws ParseException {
try {
return super.parseObject(source);
} catch (IllegalArgumentException e) {
throw new ParseException(e.getMessage(), -1);
}
}
private String parseDigits(String source, ParsePosition pos) {
if (pos.getIndex() >= source.length())
throw new IllegalArgumentException("Text cannot be parsed unambiguously as phone number with pattern: " + pattern);
int start = pos.getIndex();
int end;
for (end = start; end < source.length(); end++) {
char c = source.charAt(end);
if (!Character.isDigit(c))
break;
}
pos.setIndex(end);
return source.substring(start, end);
}
}