| 1 | /* |
| 2 | * Copyright 2001-2005 Stephen Colebourne |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.joda.time.field; |
| 17 | |
| 18 | import java.io.Serializable; |
| 19 | import java.util.Locale; |
| 20 | import org.joda.time.DateTimeField; |
| 21 | import org.joda.time.DateTimeFieldType; |
| 22 | import org.joda.time.DurationField; |
| 23 | import org.joda.time.ReadablePartial; |
| 24 | |
| 25 | /** |
| 26 | * <code>DelegatedDateTimeField</code> delegates each method call to the |
| 27 | * date time field it wraps. |
| 28 | * <p> |
| 29 | * DelegatedDateTimeField is thread-safe and immutable, and its subclasses must |
| 30 | * be as well. |
| 31 | * |
| 32 | * @author Brian S O'Neill |
| 33 | * @since 1.0 |
| 34 | * @see DecoratedDateTimeField |
| 35 | */ |
| 36 | public class DelegatedDateTimeField extends DateTimeField implements Serializable { |
| 37 | |
| 38 | /** Serialization version */ |
| 39 | private static final long serialVersionUID = -4730164440214502503L; |
| 40 | |
| 41 | /** The DateTimeField being wrapped */ |
| 42 | private final DateTimeField iField; |
| 43 | /** The override field type */ |
| 44 | private final DateTimeFieldType iType; |
| 45 | |
| 46 | /** |
| 47 | * Constructor. |
| 48 | * |
| 49 | * @param field the field being decorated |
| 50 | */ |
| 51 | public DelegatedDateTimeField(DateTimeField field) { |
| 52 | this(field, null); |
| 53 | } |
| 54 | |
| 55 | /** |
| 56 | * Constructor. |
| 57 | * |
| 58 | * @param field the field being decorated |
| 59 | * @param type the field type override |
| 60 | */ |
| 61 | public DelegatedDateTimeField(DateTimeField field, DateTimeFieldType type) { |
| 62 | super(); |
| 63 | if (field == null) { |
| 64 | throw new IllegalArgumentException("The field must not be null"); |
| 65 | } |
| 66 | iField = field; |
| 67 | iType = (type == null ? field.getType() : type); |
| 68 | } |
| 69 | |
| 70 | /** |
| 71 | * Gets the wrapped date time field. |
| 72 | * |
| 73 | * @return the wrapped DateTimeField |
| 74 | */ |
| 75 | public final DateTimeField getWrappedField() { |
| 76 | return iField; |
| 77 | } |
| 78 | |
| 79 | public DateTimeFieldType getType() { |
| 80 | return iType; |
| 81 | } |
| 82 | |
| 83 | public String getName() { |
| 84 | return iType.getName(); |
| 85 | } |
| 86 | |
| 87 | public boolean isSupported() { |
| 88 | return iField.isSupported(); |
| 89 | } |
| 90 | |
| 91 | public boolean isLenient() { |
| 92 | return iField.isLenient(); |
| 93 | } |
| 94 | |
| 95 | public int get(long instant) { |
| 96 | return iField.get(instant); |
| 97 | } |
| 98 | |
| 99 | public String getAsText(long instant, Locale locale) { |
| 100 | return iField.getAsText(instant, locale); |
| 101 | } |
| 102 | |
| 103 | public String getAsText(long instant) { |
| 104 | return iField.getAsText(instant); |
| 105 | } |
| 106 | |
| 107 | public String getAsText(ReadablePartial partial, int fieldValue, Locale locale) { |
| 108 | return iField.getAsText(partial, fieldValue, locale); |
| 109 | } |
| 110 | |
| 111 | public String getAsText(ReadablePartial partial, Locale locale) { |
| 112 | return iField.getAsText(partial, locale); |
| 113 | } |
| 114 | |
| 115 | public String getAsText(int fieldValue, Locale locale) { |
| 116 | return iField.getAsText(fieldValue, locale); |
| 117 | } |
| 118 | |
| 119 | public String getAsShortText(long instant, Locale locale) { |
| 120 | return iField.getAsShortText(instant, locale); |
| 121 | } |
| 122 | |
| 123 | public String getAsShortText(long instant) { |
| 124 | return iField.getAsShortText(instant); |
| 125 | } |
| 126 | |
| 127 | public String getAsShortText(ReadablePartial partial, int fieldValue, Locale locale) { |
| 128 | return iField.getAsShortText(partial, fieldValue, locale); |
| 129 | } |
| 130 | |
| 131 | public String getAsShortText(ReadablePartial partial, Locale locale) { |
| 132 | return iField.getAsShortText(partial, locale); |
| 133 | } |
| 134 | |
| 135 | public String getAsShortText(int fieldValue, Locale locale) { |
| 136 | return iField.getAsShortText(fieldValue, locale); |
| 137 | } |
| 138 | |
| 139 | public long add(long instant, int value) { |
| 140 | return iField.add(instant, value); |
| 141 | } |
| 142 | |
| 143 | public long add(long instant, long value) { |
| 144 | return iField.add(instant, value); |
| 145 | } |
| 146 | |
| 147 | public int[] add(ReadablePartial instant, int fieldIndex, int[] values, int valueToAdd) { |
| 148 | return iField.add(instant, fieldIndex, values, valueToAdd); |
| 149 | } |
| 150 | |
| 151 | public int[] addWrapPartial(ReadablePartial instant, int fieldIndex, int[] values, int valueToAdd) { |
| 152 | return iField.addWrapPartial(instant, fieldIndex, values, valueToAdd); |
| 153 | } |
| 154 | |
| 155 | public long addWrapField(long instant, int value) { |
| 156 | return iField.addWrapField(instant, value); |
| 157 | } |
| 158 | |
| 159 | public int[] addWrapField(ReadablePartial instant, int fieldIndex, int[] values, int valueToAdd) { |
| 160 | return iField.addWrapField(instant, fieldIndex, values, valueToAdd); |
| 161 | } |
| 162 | |
| 163 | public int getDifference(long minuendInstant, long subtrahendInstant) { |
| 164 | return iField.getDifference(minuendInstant, subtrahendInstant); |
| 165 | } |
| 166 | |
| 167 | public long getDifferenceAsLong(long minuendInstant, long subtrahendInstant) { |
| 168 | return iField.getDifferenceAsLong(minuendInstant, subtrahendInstant); |
| 169 | } |
| 170 | |
| 171 | public long set(long instant, int value) { |
| 172 | return iField.set(instant, value); |
| 173 | } |
| 174 | |
| 175 | public long set(long instant, String text, Locale locale) { |
| 176 | return iField.set(instant, text, locale); |
| 177 | } |
| 178 | |
| 179 | public long set(long instant, String text) { |
| 180 | return iField.set(instant, text); |
| 181 | } |
| 182 | |
| 183 | public int[] set(ReadablePartial instant, int fieldIndex, int[] values, int newValue) { |
| 184 | return iField.set(instant, fieldIndex, values, newValue); |
| 185 | } |
| 186 | |
| 187 | public int[] set(ReadablePartial instant, int fieldIndex, int[] values, String text, Locale locale) { |
| 188 | return iField.set(instant, fieldIndex, values, text, locale); |
| 189 | } |
| 190 | |
| 191 | public DurationField getDurationField() { |
| 192 | return iField.getDurationField(); |
| 193 | } |
| 194 | |
| 195 | public DurationField getRangeDurationField() { |
| 196 | return iField.getRangeDurationField(); |
| 197 | } |
| 198 | |
| 199 | public boolean isLeap(long instant) { |
| 200 | return iField.isLeap(instant); |
| 201 | } |
| 202 | |
| 203 | public int getLeapAmount(long instant) { |
| 204 | return iField.getLeapAmount(instant); |
| 205 | } |
| 206 | |
| 207 | public DurationField getLeapDurationField() { |
| 208 | return iField.getLeapDurationField(); |
| 209 | } |
| 210 | |
| 211 | public int getMinimumValue() { |
| 212 | return iField.getMinimumValue(); |
| 213 | } |
| 214 | |
| 215 | public int getMinimumValue(long instant) { |
| 216 | return iField.getMinimumValue(instant); |
| 217 | } |
| 218 | |
| 219 | public int getMinimumValue(ReadablePartial instant) { |
| 220 | return iField.getMinimumValue(instant); |
| 221 | } |
| 222 | |
| 223 | public int getMinimumValue(ReadablePartial instant, int[] values) { |
| 224 | return iField.getMinimumValue(instant, values); |
| 225 | } |
| 226 | |
| 227 | public int getMaximumValue() { |
| 228 | return iField.getMaximumValue(); |
| 229 | } |
| 230 | |
| 231 | public int getMaximumValue(long instant) { |
| 232 | return iField.getMaximumValue(instant); |
| 233 | } |
| 234 | |
| 235 | public int getMaximumValue(ReadablePartial instant) { |
| 236 | return iField.getMaximumValue(instant); |
| 237 | } |
| 238 | |
| 239 | public int getMaximumValue(ReadablePartial instant, int[] values) { |
| 240 | return iField.getMaximumValue(instant, values); |
| 241 | } |
| 242 | |
| 243 | public int getMaximumTextLength(Locale locale) { |
| 244 | return iField.getMaximumTextLength(locale); |
| 245 | } |
| 246 | |
| 247 | public int getMaximumShortTextLength(Locale locale) { |
| 248 | return iField.getMaximumShortTextLength(locale); |
| 249 | } |
| 250 | |
| 251 | public long roundFloor(long instant) { |
| 252 | return iField.roundFloor(instant); |
| 253 | } |
| 254 | |
| 255 | public long roundCeiling(long instant) { |
| 256 | return iField.roundCeiling(instant); |
| 257 | } |
| 258 | |
| 259 | public long roundHalfFloor(long instant) { |
| 260 | return iField.roundHalfFloor(instant); |
| 261 | } |
| 262 | |
| 263 | public long roundHalfCeiling(long instant) { |
| 264 | return iField.roundHalfCeiling(instant); |
| 265 | } |
| 266 | |
| 267 | public long roundHalfEven(long instant) { |
| 268 | return iField.roundHalfEven(instant); |
| 269 | } |
| 270 | |
| 271 | public long remainder(long instant) { |
| 272 | return iField.remainder(instant); |
| 273 | } |
| 274 | |
| 275 | public String toString() { |
| 276 | return ("DateTimeField[" + getName() + ']'); |
| 277 | } |
| 278 | |
| 279 | } |