Author: mgrigorov
Date: Tue May  3 09:44:17 2011
New Revision: 1098988

URL: http://svn.apache.org/viewvc?rev=1098988&view=rev
Log:
WICKET-3658 Add converter for Calendar class


Added:
    
wicket/trunk/wicket-util/src/main/java/org/apache/wicket/util/convert/converter/CalendarConverter.java
Modified:
    
wicket/trunk/wicket-core/src/main/java/org/apache/wicket/ConverterLocator.java
    
wicket/trunk/wicket-core/src/test/java/org/apache/wicket/util/convert/converters/ConvertersTest.java

Modified: 
wicket/trunk/wicket-core/src/main/java/org/apache/wicket/ConverterLocator.java
URL: 
http://svn.apache.org/viewvc/wicket/trunk/wicket-core/src/main/java/org/apache/wicket/ConverterLocator.java?rev=1098988&r1=1098987&r2=1098988&view=diff
==============================================================================
--- 
wicket/trunk/wicket-core/src/main/java/org/apache/wicket/ConverterLocator.java 
(original)
+++ 
wicket/trunk/wicket-core/src/main/java/org/apache/wicket/ConverterLocator.java 
Tue May  3 09:44:17 2011
@@ -18,6 +18,7 @@ package org.apache.wicket;
 
 import java.lang.ref.WeakReference;
 import java.math.BigDecimal;
+import java.util.Calendar;
 import java.util.Date;
 import java.util.HashMap;
 import java.util.Locale;
@@ -28,6 +29,7 @@ import org.apache.wicket.util.convert.IC
 import org.apache.wicket.util.convert.converter.BigDecimalConverter;
 import org.apache.wicket.util.convert.converter.BooleanConverter;
 import org.apache.wicket.util.convert.converter.ByteConverter;
+import org.apache.wicket.util.convert.converter.CalendarConverter;
 import org.apache.wicket.util.convert.converter.CharacterConverter;
 import org.apache.wicket.util.convert.converter.DateConverter;
 import org.apache.wicket.util.convert.converter.DoubleConverter;
@@ -167,6 +169,7 @@ public class ConverterLocator implements
                set(Short.TYPE, ShortConverter.INSTANCE);
                set(Short.class, ShortConverter.INSTANCE);
                set(Date.class, new DateConverter());
+               set(Calendar.class, new CalendarConverter());
                set(java.sql.Date.class, new SqlDateConverter());
                set(java.sql.Time.class, new SqlTimeConverter());
                set(java.sql.Timestamp.class, new SqlTimestampConverter());

Modified: 
wicket/trunk/wicket-core/src/test/java/org/apache/wicket/util/convert/converters/ConvertersTest.java
URL: 
http://svn.apache.org/viewvc/wicket/trunk/wicket-core/src/test/java/org/apache/wicket/util/convert/converters/ConvertersTest.java?rev=1098988&r1=1098987&r2=1098988&view=diff
==============================================================================
--- 
wicket/trunk/wicket-core/src/test/java/org/apache/wicket/util/convert/converters/ConvertersTest.java
 (original)
+++ 
wicket/trunk/wicket-core/src/test/java/org/apache/wicket/util/convert/converters/ConvertersTest.java
 Tue May  3 09:44:17 2011
@@ -29,6 +29,7 @@ import org.apache.wicket.util.convert.Co
 import org.apache.wicket.util.convert.converter.BigDecimalConverter;
 import org.apache.wicket.util.convert.converter.BooleanConverter;
 import org.apache.wicket.util.convert.converter.ByteConverter;
+import org.apache.wicket.util.convert.converter.CalendarConverter;
 import org.apache.wicket.util.convert.converter.DateConverter;
 import org.apache.wicket.util.convert.converter.DoubleConverter;
 import org.apache.wicket.util.convert.converter.FloatConverter;
@@ -79,10 +80,10 @@ public final class ConvertersTest extend
                cal.set(2002, Calendar.OCTOBER, 24);
                Date date = cal.getTime();
 
-               assertEquals(date, 
converter.getConverter(Date.class).convertToObject("24-10-02",
-                       DUTCH_LOCALE));
-               assertEquals("24-10-02", 
converter.getConverter(Date.class).convertToString(date,
-                       DUTCH_LOCALE));
+               assertEquals(date,
+                       
converter.getConverter(Date.class).convertToObject("24-10-02", DUTCH_LOCALE));
+               assertEquals("24-10-02",
+                       
converter.getConverter(Date.class).convertToString(date, DUTCH_LOCALE));
 
                // empty strings should return null, NOT throw NPEs
                
assertNull(converter.getConverter(Integer.class).convertToObject("", 
Locale.US));
@@ -93,8 +94,8 @@ public final class ConvertersTest extend
                
assertNull(converter.getConverter(Short.class).convertToObject("", Locale.US));
                
assertNull(converter.getConverter(Date.class).convertToObject("", Locale.US));
                
assertNull(converter.getConverter(Double.class).convertToObject("", Locale.US));
-               assertEquals(Boolean.FALSE, 
converter.getConverter(Boolean.class).convertToObject("",
-                       Locale.US));
+               assertEquals(Boolean.FALSE,
+                       
converter.getConverter(Boolean.class).convertToObject("", Locale.US));
                
assertNotNull(converter.getConverter(String.class).convertToObject("", 
Locale.US));
        }
 
@@ -107,7 +108,7 @@ public final class ConvertersTest extend
                assertEquals(new BigDecimal(3000), bdc.convertToObject("3 000", 
Locale.FRENCH));
 
                DoubleConverter dc = new DoubleConverter();
-               assertEquals((double) 3000, dc.convertToObject("3 000", 
Locale.FRENCH));
+               assertEquals((double)3000, dc.convertToObject("3 000", 
Locale.FRENCH));
 
        }
 
@@ -146,7 +147,7 @@ public final class ConvertersTest extend
        {
                ByteConverter converter = new ByteConverter();
                assertEquals(new Byte((byte)10), 
converter.convertToObject("10", Locale.US));
-               assertEquals("10", converter.convertToString((byte) 10, 
Locale.US));
+               assertEquals("10", converter.convertToString((byte)10, 
Locale.US));
                try
                {
                        converter.convertToObject("whatever", Locale.US);
@@ -276,7 +277,7 @@ public final class ConvertersTest extend
        {
                LongConverter converter = new LongConverter();
                assertEquals(new Long(10), converter.convertToObject("10", 
Locale.US));
-               assertEquals("10", converter.convertToString((long) 10, 
Locale.US));
+               assertEquals("10", converter.convertToString((long)10, 
Locale.US));
                try
                {
                        converter.convertToObject("whatever", Locale.US);
@@ -313,7 +314,7 @@ public final class ConvertersTest extend
        {
                ShortConverter converter = new ShortConverter();
                assertEquals(new Short((short)10), 
converter.convertToObject("10", Locale.US));
-               assertEquals("10", converter.convertToString((short) 10, 
Locale.US));
+               assertEquals("10", converter.convertToString((short)10, 
Locale.US));
                try
                {
                        converter.convertToObject("whatever", Locale.US);
@@ -382,6 +383,46 @@ public final class ConvertersTest extend
        }
 
        /**
+        * Test calendar locale conversions.
+        */
+       public void testCalendarConverter()
+       {
+               CalendarConverter converter = new CalendarConverter();
+
+               Calendar cal = Calendar.getInstance(DUTCH_LOCALE);
+               cal.clear();
+               cal.set(2011, Calendar.MAY, 1);
+
+               assertEquals("1-5-11", converter.convertToString(cal, 
DUTCH_LOCALE));
+               assertEquals(cal, converter.convertToObject("1-5-11", 
DUTCH_LOCALE));
+
+               cal = Calendar.getInstance(Locale.US);
+               cal.clear();
+               cal.set(2011, Calendar.MAY, 1);
+               assertEquals("5/1/11", converter.convertToString(cal, 
Locale.US));
+               assertEquals(cal, converter.convertToObject("5/1/11", 
Locale.US));
+
+               try
+               {
+                       converter.convertToObject("whatever", Locale.US);
+                       fail("Conversion should have thrown an exception");
+               }
+               catch (ConversionException e)
+               {
+                       // this is correct
+               }
+               try
+               {
+                       converter.convertToObject("5/1/11whatever", Locale.US);
+                       fail("Conversion should have thrown an exception");
+               }
+               catch (ConversionException e)
+               {
+                       // this is correct
+               }
+       }
+
+       /**
         * See WICKET-2878 and
         * 
http://java.sun.com/j2se/1.4.2/docs/api/java/math/BigDecimal.html#BigDecimal%28double%29
         */

Added: 
wicket/trunk/wicket-util/src/main/java/org/apache/wicket/util/convert/converter/CalendarConverter.java
URL: 
http://svn.apache.org/viewvc/wicket/trunk/wicket-util/src/main/java/org/apache/wicket/util/convert/converter/CalendarConverter.java?rev=1098988&view=auto
==============================================================================
--- 
wicket/trunk/wicket-util/src/main/java/org/apache/wicket/util/convert/converter/CalendarConverter.java
 (added)
+++ 
wicket/trunk/wicket-util/src/main/java/org/apache/wicket/util/convert/converter/CalendarConverter.java
 Tue May  3 09:44:17 2011
@@ -0,0 +1,85 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.wicket.util.convert.converter;
+
+import java.util.Calendar;
+import java.util.Date;
+import java.util.Locale;
+
+import org.apache.wicket.util.convert.IConverter;
+import org.apache.wicket.util.lang.Args;
+
+/**
+ * Converts to {@link Calendar}.
+ */
+public class CalendarConverter implements IConverter<Calendar>
+{
+       private static final long serialVersionUID = 1L;
+
+       private final DateConverter dateConverter;
+
+       /**
+        * Construct.
+        */
+       public CalendarConverter()
+       {
+               this(new DateConverter());
+       }
+
+       /**
+        * Construct.
+        * 
+        * @param dateConverter
+        *            delegated converter, not null
+        */
+       public CalendarConverter(DateConverter dateConverter)
+       {
+               Args.notNull(dateConverter, "dateConverter");
+
+               this.dateConverter = dateConverter;
+       }
+
+       /**
+        * @see 
org.apache.wicket.util.convert.IConverter#convertToObject(java.lang.String,
+        *      java.util.Locale)
+        */
+       public Calendar convertToObject(final String value, final Locale locale)
+       {
+               Date date = dateConverter.convertToObject(value, locale);
+               if (date == null)
+               {
+                       return null;
+               }
+
+               Calendar calendar = locale != null ? 
Calendar.getInstance(locale) : Calendar.getInstance();
+               calendar.setTime(date);
+               return calendar;
+       }
+
+       /**
+        * @see 
org.apache.wicket.util.convert.IConverter#convertToString(java.lang.Object,
+        *      java.util.Locale)
+        */
+       public String convertToString(final Calendar value, final Locale locale)
+       {
+               if (value == null)
+               {
+                       return null;
+               }
+               return dateConverter.convertToString(value.getTime(), locale);
+       }
+}


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