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/*
 *  Copyright 2001-2013 Stephen Colebourne
 *
 *  Licensed 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.joda.time.field;

import java.io.Serializable;
import java.util.Locale;
import org.joda.time.DateTimeField;
import org.joda.time.DateTimeFieldType;
import org.joda.time.DurationField;
import org.joda.time.ReadablePartial;

/**
 * DelegatedDateTimeField delegates each method call to the
 * date time field it wraps.
 * 

* DelegatedDateTimeField is thread-safe and immutable, and its subclasses must * be as well. * * @author Brian S O'Neill * @since 1.0 * @see DecoratedDateTimeField */ public class DelegatedDateTimeField extends DateTimeField implements Serializable { /** Serialization version */ private static final long serialVersionUID = -4730164440214502503L; /** The DateTimeField being wrapped. */ private final DateTimeField iField; /** The range duration. */ private final DurationField iRangeDurationField; /** The override field type. */ private final DateTimeFieldType iType; /** * Constructor. * * @param field the field being decorated */ public DelegatedDateTimeField(DateTimeField field) { this(field, null); } /** * Constructor. * * @param field the field being decorated * @param type the field type override */ public DelegatedDateTimeField(DateTimeField field, DateTimeFieldType type) { this(field, null, type); } /** * Constructor. * * @param field the field being decorated * @param rangeField the range field, null to derive * @param type the field type override */ public DelegatedDateTimeField(DateTimeField field, DurationField rangeField, DateTimeFieldType type) { super(); if (field == null) { throw new IllegalArgumentException("The field must not be null"); } iField = field; iRangeDurationField = rangeField; iType = (type == null ? field.getType() : type); } /** * Gets the wrapped date time field. * * @return the wrapped DateTimeField */ public final DateTimeField getWrappedField() { return iField; } public DateTimeFieldType getType() { return iType; } public String getName() { return iType.getName(); } public boolean isSupported() { return iField.isSupported(); } public boolean isLenient() { return iField.isLenient(); } public int get(long instant) { return iField.get(instant); } public String getAsText(long instant, Locale locale) { return iField.getAsText(instant, locale); } public String getAsText(long instant) { return iField.getAsText(instant); } public String getAsText(ReadablePartial partial, int fieldValue, Locale locale) { return iField.getAsText(partial, fieldValue, locale); } public String getAsText(ReadablePartial partial, Locale locale) { return iField.getAsText(partial, locale); } public String getAsText(int fieldValue, Locale locale) { return iField.getAsText(fieldValue, locale); } public String getAsShortText(long instant, Locale locale) { return iField.getAsShortText(instant, locale); } public String getAsShortText(long instant) { return iField.getAsShortText(instant); } public String getAsShortText(ReadablePartial partial, int fieldValue, Locale locale) { return iField.getAsShortText(partial, fieldValue, locale); } public String getAsShortText(ReadablePartial partial, Locale locale) { return iField.getAsShortText(partial, locale); } public String getAsShortText(int fieldValue, Locale locale) { return iField.getAsShortText(fieldValue, locale); } public long add(long instant, int value) { return iField.add(instant, value); } public long add(long instant, long value) { return iField.add(instant, value); } public int[] add(ReadablePartial instant, int fieldIndex, int[] values, int valueToAdd) { return iField.add(instant, fieldIndex, values, valueToAdd); } public int[] addWrapPartial(ReadablePartial instant, int fieldIndex, int[] values, int valueToAdd) { return iField.addWrapPartial(instant, fieldIndex, values, valueToAdd); } public long addWrapField(long instant, int value) { return iField.addWrapField(instant, value); } public int[] addWrapField(ReadablePartial instant, int fieldIndex, int[] values, int valueToAdd) { return iField.addWrapField(instant, fieldIndex, values, valueToAdd); } public int getDifference(long minuendInstant, long subtrahendInstant) { return iField.getDifference(minuendInstant, subtrahendInstant); } public long getDifferenceAsLong(long minuendInstant, long subtrahendInstant) { return iField.getDifferenceAsLong(minuendInstant, subtrahendInstant); } public long set(long instant, int value) { return iField.set(instant, value); } public long set(long instant, String text, Locale locale) { return iField.set(instant, text, locale); } public long set(long instant, String text) { return iField.set(instant, text); } public int[] set(ReadablePartial instant, int fieldIndex, int[] values, int newValue) { return iField.set(instant, fieldIndex, values, newValue); } public int[] set(ReadablePartial instant, int fieldIndex, int[] values, String text, Locale locale) { return iField.set(instant, fieldIndex, values, text, locale); } public DurationField getDurationField() { return iField.getDurationField(); } public DurationField getRangeDurationField() { if (iRangeDurationField != null) { return iRangeDurationField; } return iField.getRangeDurationField(); } public boolean isLeap(long instant) { return iField.isLeap(instant); } public int getLeapAmount(long instant) { return iField.getLeapAmount(instant); } public DurationField getLeapDurationField() { return iField.getLeapDurationField(); } public int getMinimumValue() { return iField.getMinimumValue(); } public int getMinimumValue(long instant) { return iField.getMinimumValue(instant); } public int getMinimumValue(ReadablePartial instant) { return iField.getMinimumValue(instant); } public int getMinimumValue(ReadablePartial instant, int[] values) { return iField.getMinimumValue(instant, values); } public int getMaximumValue() { return iField.getMaximumValue(); } public int getMaximumValue(long instant) { return iField.getMaximumValue(instant); } public int getMaximumValue(ReadablePartial instant) { return iField.getMaximumValue(instant); } public int getMaximumValue(ReadablePartial instant, int[] values) { return iField.getMaximumValue(instant, values); } public int getMaximumTextLength(Locale locale) { return iField.getMaximumTextLength(locale); } public int getMaximumShortTextLength(Locale locale) { return iField.getMaximumShortTextLength(locale); } public long roundFloor(long instant) { return iField.roundFloor(instant); } public long roundCeiling(long instant) { return iField.roundCeiling(instant); } public long roundHalfFloor(long instant) { return iField.roundHalfFloor(instant); } public long roundHalfCeiling(long instant) { return iField.roundHalfCeiling(instant); } public long roundHalfEven(long instant) { return iField.roundHalfEven(instant); } public long remainder(long instant) { return iField.remainder(instant); } public String toString() { return ("DateTimeField[" + getName() + ']'); } }





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