org.joda.time.field.StrictDateTimeField Maven / Gradle / Ivy
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/*
* Copyright 2001-2005 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 org.joda.time.DateTimeField;
/**
* Converts a lenient DateTimeField into a strict one. By being strict, the set
* throws an IllegalArgumentException if the value is out of bounds.
*
* StrictDateTimeField is thread-safe and immutable.
*
* @author Brian S O'Neill
* @see org.joda.time.chrono.StrictChronology
* @see LenientDateTimeField
* @since 1.0
*/
public class StrictDateTimeField extends DelegatedDateTimeField {
private static final long serialVersionUID = 3154803964207950910L;
/**
* Returns a strict version of the given field. If it is already strict,
* then it is returned as-is. Otherwise, a new StrictDateTimeField is
* returned.
*/
public static DateTimeField getInstance(DateTimeField field) {
if (field == null) {
return null;
}
if (field instanceof LenientDateTimeField) {
field = ((LenientDateTimeField)field).getWrappedField();
}
if (!field.isLenient()) {
return field;
}
return new StrictDateTimeField(field);
}
protected StrictDateTimeField(DateTimeField field) {
super(field);
}
public final boolean isLenient() {
return false;
}
/**
* Does a bounds check before setting the value.
*
* @throws IllegalArgumentException if the value is invalid
*/
public long set(long instant, int value) {
FieldUtils.verifyValueBounds
(this, value, getMinimumValue(instant), getMaximumValue(instant));
return super.set(instant, value);
}
}