001package votorola.a.voter; // Copyright 2009, Michael Allan. Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Votorola Software"), to deal in the Votorola Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicence, and/or sell copies of the Votorola Software, and to permit persons to whom the Votorola Software is furnished to do so, subject to the following conditions: The preceding copyright notice and this permission notice shall be included in all copies or substantial portions of the Votorola Software. THE VOTOROLA SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE VOTOROLA SOFTWARE OR THE USE OR OTHER DEALINGS IN THE VOTOROLA SOFTWARE. 002 003import java.util.*; 004import javax.mail.internet.*; 005import org.apache.wicket.AttributeModifier; 006import org.apache.wicket.markup.html.form.*; 007import org.apache.wicket.util.convert.*; 008import votorola.a.*; 009import votorola.a.web.wic.*; 010import votorola.g.lang.*; 011import votorola.g.mail.*; 012import votorola.g.web.wic.*; 013 014 015/** A Wicket I/O converter of ID pairs. 016 */ 017public @ThreadRestricted("wicket") final class IDPairConverter implements IConverter<IDPair> 018{ 019 020 private static final long serialVersionUID = 0L; 021 022 023 024 /** A convenience method to initialize a text field by adding a 'maxLength' 025 * attribute to its view, and setting a model type of {@linkplain IDPair IDPair}. 026 * 027 * @return the same field 028 * 029 * @see VoterInputTable#MAX_INPUT_LENGTH 030 */ 031 public static <C extends TextField<IDPair>> C setMaxLength_Type( final C field ) 032 { 033 field.add( AttributeModifier.replace( "maxlength", 034 Integer.toString( VoterInputTable.MAX_INPUT_LENGTH ))); 035 036 assert field.getType() == null: "not clobbering a pre-assigned type"; 037 field.setType( IDPair.class ); 038 039 return field; 040 } 041 042 043 044 // - I - C o n v e r t e r ------------------------------------------------------------ 045 046 047 /** @throws IllegalArgumentException if input exceeds 048 * {@linkplain VoterInputTable#MAX_INPUT_LENGTH MAX_INPUT_LENGTH} 049 */ 050 public final IDPair convertToObject( final String input, final Locale _ignored ) 051 throws IllegalArgumentException 052 { 053 ModelLengthLimiter.lengthConstrained( input, VoterInputTable.MAX_INPUT_LENGTH ); 054 // if( input == null ) return null; 055 if( input.length() == 0 ) return null; // IConverter says input never null 056 057 final boolean isEmail = input.indexOf('@') >= 0; 058 final IDPair idPair; 059 if( isEmail ) 060 { 061 try{ idPair = IDPair.fromEmail( InternetAddressX.canonicalAddress( input )); } 062 catch( final AddressException x ) 063 { 064 throw new ConversionExceptionLM( VRequestCycle.get().bunG().l( 065 "g.malformedEmail", input, x.getMessage() )); 066 } 067 } 068 else // username 069 { 070 try{ idPair = IDPair.fromUsername( input ); } 071 catch( final AddressException x ) 072 { 073 throw new ConversionExceptionLM( VRequestCycle.get().bunW().l( 074 "a.voter.IDPairConverter.malformedUsername", input, x.getMessage() )); 075 } 076 } 077 return idPair; 078 } 079 080 081 082 public final String convertToString( final IDPair value, final Locale _ignored ) 083 { 084 return value == null? null: value.toString(); 085 } 086 087 088 089}