001 /*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements. See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership. The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License. You may obtain a copy of the License at
009 *
010 * http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied. See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019
020 package org.apache.isis.core.progmodel.facets.value;
021
022 import java.text.DateFormat;
023 import java.util.Map;
024
025 import org.apache.isis.applib.profiles.Localization;
026 import org.apache.isis.core.commons.config.ConfigurationConstants;
027 import org.apache.isis.core.commons.config.IsisConfiguration;
028 import org.apache.isis.core.metamodel.facetapi.FacetHolder;
029 import org.apache.isis.core.progmodel.facets.object.value.ValueSemanticsProviderContext;
030
031 import com.google.inject.internal.Maps;
032
033 public abstract class DateAndTimeValueSemanticsProviderAbstract<T> extends ValueSemanticsProviderAbstractTemporal<T> {
034
035 private static Map<String, DateFormat> formats = Maps.newHashMap();
036
037 static {
038 formats.put("iso", createDateFormat("yyyy-MM-dd HH:mm"));
039 formats.put("iso_short", createDateFormat("yyyyMMdd'T'HHmm"));
040 formats.put("iso_sec", createDateFormat("yyyy-MM-dd HH:mm:ss"));
041 formats.put("iso_sec_short", createDateFormat("yyyyMMdd'T'HHmmss"));
042 formats.put("iso_milli", createDateFormat("yyyy-MM-dd HH:mm:ss.SSS"));
043 formats.put("iso_milli_short", createDateFormat("yyyyMMdd'T'HHmmssSSS"));
044 formats.put(ISO_ENCODING_FORMAT, createDateFormat("yyyyMMdd'T'HHmmssSSS"));
045 formats.put("long", DateFormat.getDateTimeInstance(DateFormat.LONG, DateFormat.LONG));
046 formats.put("medium", DateFormat.getDateTimeInstance(DateFormat.MEDIUM, DateFormat.SHORT));
047 formats.put("short", DateFormat.getDateTimeInstance(DateFormat.SHORT, DateFormat.SHORT));
048 formats.put("custom1", createDateFormat("dd-MMM-yyyy HH:mm"));
049 }
050
051 private static final Object DEFAULT_VALUE = null; // no default
052 private static final int TYPICAL_LENGTH = 18;
053
054 @SuppressWarnings("unchecked")
055 public DateAndTimeValueSemanticsProviderAbstract(final FacetHolder holder, final Class<T> adaptedClass,
056 final boolean immutable, final boolean equalByContent, final IsisConfiguration configuration,
057 final ValueSemanticsProviderContext context) {
058 super("datetime", holder, adaptedClass, TYPICAL_LENGTH, immutable, equalByContent, (T) DEFAULT_VALUE,
059 configuration, context);
060
061 final String formatRequired = configuration.getString(ConfigurationConstants.ROOT + "value.format.datetime");
062 if (formatRequired == null) {
063 format = formats().get(defaultFormat());
064 } else {
065 setMask(formatRequired);
066 }
067 }
068
069 // //////////////////////////////////////////////////////////////////
070 // DateValueFacet
071 // //////////////////////////////////////////////////////////////////
072
073 @Override
074 public int getLevel() {
075 return DATE_AND_TIME;
076 }
077
078 // //////////////////////////////////////////////////////////////////
079 // temporal-specific stuff
080 // //////////////////////////////////////////////////////////////////
081
082 @Override
083 protected String defaultFormat() {
084 return "medium";
085 }
086
087 @Override
088 protected Map<String, DateFormat> formats() {
089 return formats;
090 }
091
092 @Override
093 protected DateFormat format(final Localization localization) {
094 final DateFormat dateFormat =
095 DateFormat.getDateTimeInstance(DateFormat.MEDIUM, DateFormat.SHORT, localization.getLocale());
096 dateFormat.setTimeZone(localization.getTimeZone());
097 return dateFormat;
098 }
099
100 @Override
101 public String toString() {
102 return "JavaDateTimeValueSemanticsProvider: " + format;
103 }
104
105 }