001 /*
002 * Copyright 2008-2017 the original author or authors.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016 package griffon.core.editors;
017
018 import griffon.core.formatters.Formatter;
019 import griffon.core.formatters.LocalTimeFormatter;
020 import griffon.metadata.PropertyEditorFor;
021
022 import java.time.LocalDateTime;
023 import java.time.LocalTime;
024 import java.time.format.DateTimeParseException;
025 import java.util.ArrayList;
026 import java.util.Calendar;
027 import java.util.Date;
028 import java.util.List;
029
030 import static griffon.util.GriffonNameUtils.isBlank;
031
032 /**
033 * @author Andres Almiray
034 * @since 2.4.0
035 */
036 @PropertyEditorFor(LocalTime.class)
037 public class LocalTimePropertyEditor extends AbstractPropertyEditor {
038 @Override
039 protected void setValueInternal(Object value) {
040 if (null == value) {
041 super.setValueInternal(null);
042 } else if (value instanceof CharSequence) {
043 handleAsString(String.valueOf(value));
044 } else if (value instanceof LocalTime) {
045 super.setValueInternal(value);
046 } else if (value instanceof LocalDateTime) {
047 super.setValueInternal(((LocalDateTime) value).toLocalTime());
048 } else if (value instanceof Date) {
049 handleAsDate((Date) value);
050 } else if (value instanceof Calendar) {
051 handleAsCalendar((Calendar) value);
052 } else if (value instanceof Number) {
053 handleAsDate(new Date(((Number) value).longValue()));
054 } else if (value instanceof List) {
055 handleAsList((List) value);
056 } else {
057 throw illegalValue(value, LocalTime.class);
058 }
059 }
060
061 protected void handleAsDate(Date date) {
062 Calendar c = Calendar.getInstance();
063 c.setTime(date);
064 handleAsCalendar(c);
065 }
066
067 protected void handleAsCalendar(Calendar value) {
068 int h = value.get(Calendar.HOUR);
069 int i = value.get(Calendar.MINUTE);
070 int s = value.get(Calendar.SECOND);
071 int n = value.get(Calendar.MILLISECOND) * 1000;
072 super.setValueInternal(LocalTime.of(h, i, s, n));
073 }
074
075 protected void handleAsString(String str) {
076 if (isBlank(str)) {
077 super.setValueInternal(null);
078 return;
079 }
080
081 try {
082 super.setValueInternal(LocalTime.parse(str));
083 } catch (DateTimeParseException dtpe) {
084 throw illegalValue(str, LocalTime.class, dtpe);
085 }
086 }
087
088 @Override
089 protected Formatter<LocalTime> resolveFormatter() {
090 return isBlank(getFormat()) ? null : new LocalTimeFormatter(getFormat());
091 }
092
093 protected void handleAsList(List<?> list) {
094 if (list.isEmpty()) {
095 super.setValueInternal(null);
096 return;
097 }
098
099 List<Object> values = new ArrayList<>();
100 values.addAll(list);
101 switch (values.size()) {
102 case 4:
103 // ok
104 break;
105 case 3:
106 values.add(0);
107 break;
108 default:
109 throw illegalValue(list, LocalTime.class);
110 }
111
112 for (int i = 0, valuesSize = values.size(); i < valuesSize; i++) {
113 Object val = values.get(i);
114 if (val instanceof Number) {
115 values.set(i, parse((Number) val));
116 } else if (val instanceof CharSequence) {
117 values.set(i, parse(String.valueOf(val)));
118 } else {
119 throw illegalValue(list, LocalTime.class);
120 }
121 }
122 super.setValueInternal(
123 LocalTime.of(
124 (Integer) values.get(0),
125 (Integer) values.get(1),
126 (Integer) values.get(2),
127 (Integer) values.get(3)
128 )
129 );
130 }
131
132 protected int parse(String val) {
133 try {
134 return Integer.parseInt(val.trim());
135 } catch (NumberFormatException e) {
136 throw illegalValue(val, LocalTime.class, e);
137 }
138 }
139
140 protected int parse(Number val) {
141 return val.intValue();
142 }
143 }
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