001 /*
002 * SPDX-License-Identifier: Apache-2.0
003 *
004 * Copyright 2008-2017 the original author or authors.
005 *
006 * Licensed under the Apache License, Version 2.0 (the "License");
007 * you may not use this file except in compliance with the License.
008 * 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, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018 package griffon.core.editors;
019
020 import griffon.core.formatters.Formatter;
021 import griffon.core.formatters.LocalTimeFormatter;
022 import griffon.metadata.PropertyEditorFor;
023
024 import java.time.LocalDateTime;
025 import java.time.LocalTime;
026 import java.time.format.DateTimeParseException;
027 import java.util.ArrayList;
028 import java.util.Calendar;
029 import java.util.Date;
030 import java.util.List;
031
032 import static griffon.util.GriffonNameUtils.isBlank;
033
034 /**
035 * @author Andres Almiray
036 * @since 2.4.0
037 */
038 @PropertyEditorFor(LocalTime.class)
039 public class LocalTimePropertyEditor extends AbstractPropertyEditor {
040 @Override
041 protected void setValueInternal(Object value) {
042 if (null == value) {
043 super.setValueInternal(null);
044 } else if (value instanceof CharSequence) {
045 handleAsString(String.valueOf(value));
046 } else if (value instanceof LocalTime) {
047 super.setValueInternal(value);
048 } else if (value instanceof LocalDateTime) {
049 super.setValueInternal(((LocalDateTime) value).toLocalTime());
050 } else if (value instanceof Date) {
051 handleAsDate((Date) value);
052 } else if (value instanceof Calendar) {
053 handleAsCalendar((Calendar) value);
054 } else if (value instanceof Number) {
055 handleAsDate(new Date(((Number) value).longValue()));
056 } else if (value instanceof List) {
057 handleAsList((List) value);
058 } else {
059 throw illegalValue(value, LocalTime.class);
060 }
061 }
062
063 protected void handleAsDate(Date date) {
064 Calendar c = Calendar.getInstance();
065 c.setTime(date);
066 handleAsCalendar(c);
067 }
068
069 protected void handleAsCalendar(Calendar value) {
070 int h = value.get(Calendar.HOUR);
071 int i = value.get(Calendar.MINUTE);
072 int s = value.get(Calendar.SECOND);
073 int n = value.get(Calendar.MILLISECOND) * 1000;
074 super.setValueInternal(LocalTime.of(h, i, s, n));
075 }
076
077 protected void handleAsString(String str) {
078 if (isBlank(str)) {
079 super.setValueInternal(null);
080 return;
081 }
082
083 try {
084 super.setValueInternal(LocalTime.parse(str));
085 } catch (DateTimeParseException dtpe) {
086 throw illegalValue(str, LocalTime.class, dtpe);
087 }
088 }
089
090 @Override
091 protected Formatter<LocalTime> resolveFormatter() {
092 return isBlank(getFormat()) ? null : new LocalTimeFormatter(getFormat());
093 }
094
095 protected void handleAsList(List<?> list) {
096 if (list.isEmpty()) {
097 super.setValueInternal(null);
098 return;
099 }
100
101 List<Object> values = new ArrayList<>();
102 values.addAll(list);
103 switch (values.size()) {
104 case 4:
105 // ok
106 break;
107 case 3:
108 values.add(0);
109 break;
110 default:
111 throw illegalValue(list, LocalTime.class);
112 }
113
114 for (int i = 0, valuesSize = values.size(); i < valuesSize; i++) {
115 Object val = values.get(i);
116 if (val instanceof Number) {
117 values.set(i, parse((Number) val));
118 } else if (val instanceof CharSequence) {
119 values.set(i, parse(String.valueOf(val)));
120 } else {
121 throw illegalValue(list, LocalTime.class);
122 }
123 }
124 super.setValueInternal(
125 LocalTime.of(
126 (Integer) values.get(0),
127 (Integer) values.get(1),
128 (Integer) values.get(2),
129 (Integer) values.get(3)
130 )
131 );
132 }
133
134 protected int parse(String val) {
135 try {
136 return Integer.parseInt(val.trim());
137 } catch (NumberFormatException e) {
138 throw illegalValue(val, LocalTime.class, e);
139 }
140 }
141
142 protected int parse(Number val) {
143 return val.intValue();
144 }
145 }
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