/** * Copyright (C) 2009 - present by OpenGamma Inc. and the OpenGamma group of companies * * Please see distribution for license. */ package com.opengamma.util.time; import java.io.Serializable; import java.util.Iterator; import java.util.Map; import java.util.NoSuchElementException; import java.util.Set; import org.joda.beans.Bean; import org.joda.beans.BeanBuilder; import org.joda.beans.BeanDefinition; import org.joda.beans.ImmutableBean; import org.joda.beans.ImmutableConstructor; import org.joda.beans.JodaBeanUtils; import org.joda.beans.MetaProperty; import org.joda.beans.Property; import org.joda.beans.PropertyDefinition; import org.joda.beans.impl.direct.DirectFieldsBeanBuilder; import org.joda.beans.impl.direct.DirectMetaBean; import org.joda.beans.impl.direct.DirectMetaProperty; import org.joda.beans.impl.direct.DirectMetaPropertyMap; import org.threeten.bp.LocalDate; import org.threeten.bp.temporal.TemporalAdjuster; import com.opengamma.util.ArgumentChecker; /** * A range of dates. * <p> * This holds a range of dates. * <p> * This class is immutable and thread-safe. */ @BeanDefinition(builderScope = "private") public final class LocalDateRange implements Iterable<LocalDate>, ImmutableBean, Serializable { /** * A range over the whole time-line. */ public static final LocalDateRange ALL = LocalDateRange.of(LocalDate.MIN, LocalDate.MAX, true); /** Serialization version. */ private static final long serialVersionUID = 1L; /** * The start date, inclusive. */ @PropertyDefinition(get = "manual", validate = "notNull") private final LocalDate _startDateInclusive; /** * The end date, inclusive. */ @PropertyDefinition(get = "manual", validate = "notNull") private final LocalDate _endDateInclusive; //------------------------------------------------------------------------- /** * Creates an instance. * * @param startDateInclusive the start date, MIN_DATE treated as unbounded, not null * @param endDate the end date, MAX_DATE treated as unbounded, not null * @param endDateInclusive whether the end date is inclusive (true) or exclusive (false) * @return the range, not null */ public static LocalDateRange of(LocalDate startDateInclusive, LocalDate endDate, boolean endDateInclusive) { ArgumentChecker.notNull(startDateInclusive, "startDate"); ArgumentChecker.notNull(endDate, "endDate"); if (endDateInclusive == false && endDate.isBefore(LocalDate.MAX)) { endDate = endDate.minusDays(1); } if (endDate.isBefore(startDateInclusive)) { throw new IllegalArgumentException("Start date must be on or after end date"); } return new LocalDateRange(startDateInclusive, endDate); } /** * Creates an instance treating nulls as unbounded. * <p> * The null value is stored as {@code MIN_DATE} or {@code MAX_DATE} internally, * thus there is no special behavior for unbounded. * * @param startDateInclusive the start date, null means unbounded MIN_DATE * @param endDate the end date, null means unbounded MAX_DATE * @param endDateInclusive whether the end date is inclusive (true) or exclusive (false) * @return the range, not null */ public static LocalDateRange ofNullUnbounded(LocalDate startDateInclusive, LocalDate endDate, boolean endDateInclusive) { startDateInclusive = (startDateInclusive != null ? startDateInclusive : LocalDate.MIN); endDate = (endDate != null ? endDate : LocalDate.MAX); return of(startDateInclusive, endDate, endDateInclusive); } /** * Creates an instance. * * @param startDate the start date, not null * @param endDate the end date, not null */ @ImmutableConstructor private LocalDateRange(LocalDate startDate, LocalDate endDate) { _startDateInclusive = startDate; _endDateInclusive = endDate; } //------------------------------------------------------------------------- /** * Gets the start date, inclusive. * * @return the start date, not null */ public LocalDate getStartDateInclusive() { return _startDateInclusive; } /** * Gets the end date, inclusive. * * @return the end date, not null */ public LocalDate getEndDateInclusive() { return _endDateInclusive; } /** * Gets the end date, exclusive. * <p> * If the end date (inclusive) is {@code MAX_DATE}, then {@code MAX_DATE} is returned. * * @return the end date, not null */ public LocalDate getEndDateExclusive() { if (isEndDateMaximum()) { return _endDateInclusive; } return _endDateInclusive.plusDays(1); } //------------------------------------------------------------------------- /** * Checks if the start date is the minimum, typically signalling unbounded. * * @return true if maximum */ public boolean isStartDateMinimum() { return _startDateInclusive.equals(LocalDate.MIN); } /** * Checks if the end date is the maximum, typically signalling unbounded. * * @return true if maximum */ public boolean isEndDateMaximum() { return _endDateInclusive.equals(LocalDate.MAX); } //------------------------------------------------------------------------- /** * Returns a copy of this range with the start date adjusted. * * @param adjuster the adjuster to use, not null * @return the new range, not null */ public LocalDateRange withStartDate(TemporalAdjuster adjuster) { return new LocalDateRange(_startDateInclusive.with(adjuster), _endDateInclusive); } /** * Returns a copy of this range with the end date adjusted. * * @param adjuster the adjuster to use, not null * @return the new range, not null */ public LocalDateRange withEndDate(TemporalAdjuster adjuster) { return new LocalDateRange(_startDateInclusive, _endDateInclusive.with(adjuster)); } //------------------------------------------------------------------------- /** * Returns a copy of this range with the start date adjusted if it is unbounded. * * @param startDateInclusive the start date to use if currently MIN_DATE, not null * @return the new range, not null */ public LocalDateRange resolveUnboundedStartDate(LocalDate startDateInclusive) { return isStartDateMinimum() ? LocalDateRange.of(startDateInclusive, _endDateInclusive, true) : this; } /** * Returns a copy of this range with the end date adjusted if it is unbounded. * * @param endDate the end date to use if currently MAX_DATE, not null * @param endDateInclusive whether the end date is inclusive (true) or exclusive (false) * @return the new range, not null */ public LocalDateRange resolveUnboundedEndDate(LocalDate endDate, boolean endDateInclusive) { return isEndDateMaximum() ? LocalDateRange.of(_startDateInclusive, endDate, endDateInclusive) : this; } @Override public Iterator<LocalDate> iterator() { return new Iterator<LocalDate>() { private LocalDate _next = _startDateInclusive; @Override public boolean hasNext() { return !_next.isAfter(_endDateInclusive); } @Override public LocalDate next() { if (!hasNext()) { throw new IllegalStateException("No more elements"); } LocalDate next = _next; _next = _next.plusDays(1); return next; } @Override public void remove() { throw new UnsupportedOperationException("remove not supported"); } }; } //------------------------------------------------------------------------- @Override public String toString() { return "[" + _startDateInclusive + "," + _endDateInclusive + "]"; } //------------------------- AUTOGENERATED START ------------------------- ///CLOVER:OFF /** * The meta-bean for {@code LocalDateRange}. * @return the meta-bean, not null */ public static LocalDateRange.Meta meta() { return LocalDateRange.Meta.INSTANCE; } static { JodaBeanUtils.registerMetaBean(LocalDateRange.Meta.INSTANCE); } @Override public LocalDateRange.Meta metaBean() { return LocalDateRange.Meta.INSTANCE; } @Override public <R> Property<R> property(String propertyName) { return metaBean().<R>metaProperty(propertyName).createProperty(this); } @Override public Set<String> propertyNames() { return metaBean().metaPropertyMap().keySet(); } //----------------------------------------------------------------------- @Override public boolean equals(Object obj) { if (obj == this) { return true; } if (obj != null && obj.getClass() == this.getClass()) { LocalDateRange other = (LocalDateRange) obj; return JodaBeanUtils.equal(getStartDateInclusive(), other.getStartDateInclusive()) && JodaBeanUtils.equal(getEndDateInclusive(), other.getEndDateInclusive()); } return false; } @Override public int hashCode() { int hash = getClass().hashCode(); hash = hash * 31 + JodaBeanUtils.hashCode(getStartDateInclusive()); hash = hash * 31 + JodaBeanUtils.hashCode(getEndDateInclusive()); return hash; } //----------------------------------------------------------------------- /** * The meta-bean for {@code LocalDateRange}. */ public static final class Meta extends DirectMetaBean { /** * The singleton instance of the meta-bean. */ static final Meta INSTANCE = new Meta(); /** * The meta-property for the {@code startDateInclusive} property. */ private final MetaProperty<LocalDate> _startDateInclusive = DirectMetaProperty.ofImmutable( this, "startDateInclusive", LocalDateRange.class, LocalDate.class); /** * The meta-property for the {@code endDateInclusive} property. */ private final MetaProperty<LocalDate> _endDateInclusive = DirectMetaProperty.ofImmutable( this, "endDateInclusive", LocalDateRange.class, LocalDate.class); /** * The meta-properties. */ private final Map<String, MetaProperty<?>> _metaPropertyMap$ = new DirectMetaPropertyMap( this, null, "startDateInclusive", "endDateInclusive"); /** * Restricted constructor. */ private Meta() { } @Override protected MetaProperty<?> metaPropertyGet(String propertyName) { switch (propertyName.hashCode()) { case -353187684: // startDateInclusive return _startDateInclusive; case 292475075: // endDateInclusive return _endDateInclusive; } return super.metaPropertyGet(propertyName); } @Override public BeanBuilder<? extends LocalDateRange> builder() { return new LocalDateRange.Builder(); } @Override public Class<? extends LocalDateRange> beanType() { return LocalDateRange.class; } @Override public Map<String, MetaProperty<?>> metaPropertyMap() { return _metaPropertyMap$; } //----------------------------------------------------------------------- /** * The meta-property for the {@code startDateInclusive} property. * @return the meta-property, not null */ public MetaProperty<LocalDate> startDateInclusive() { return _startDateInclusive; } /** * The meta-property for the {@code endDateInclusive} property. * @return the meta-property, not null */ public MetaProperty<LocalDate> endDateInclusive() { return _endDateInclusive; } //----------------------------------------------------------------------- @Override protected Object propertyGet(Bean bean, String propertyName, boolean quiet) { switch (propertyName.hashCode()) { case -353187684: // startDateInclusive return ((LocalDateRange) bean).getStartDateInclusive(); case 292475075: // endDateInclusive return ((LocalDateRange) bean).getEndDateInclusive(); } return super.propertyGet(bean, propertyName, quiet); } @Override protected void propertySet(Bean bean, String propertyName, Object newValue, boolean quiet) { metaProperty(propertyName); if (quiet) { return; } throw new UnsupportedOperationException("Property cannot be written: " + propertyName); } } //----------------------------------------------------------------------- /** * The bean-builder for {@code LocalDateRange}. */ private static final class Builder extends DirectFieldsBeanBuilder<LocalDateRange> { private LocalDate _startDateInclusive; private LocalDate _endDateInclusive; /** * Restricted constructor. */ private Builder() { } //----------------------------------------------------------------------- @Override public Object get(String propertyName) { switch (propertyName.hashCode()) { case -353187684: // startDateInclusive return _startDateInclusive; case 292475075: // endDateInclusive return _endDateInclusive; default: throw new NoSuchElementException("Unknown property: " + propertyName); } } @Override public Builder set(String propertyName, Object newValue) { switch (propertyName.hashCode()) { case -353187684: // startDateInclusive this._startDateInclusive = (LocalDate) newValue; break; case 292475075: // endDateInclusive this._endDateInclusive = (LocalDate) newValue; break; default: throw new NoSuchElementException("Unknown property: " + propertyName); } return this; } @Override public Builder set(MetaProperty<?> property, Object value) { super.set(property, value); return this; } @Override public Builder setString(String propertyName, String value) { setString(meta().metaProperty(propertyName), value); return this; } @Override public Builder setString(MetaProperty<?> property, String value) { super.setString(property, value); return this; } @Override public Builder setAll(Map<String, ? extends Object> propertyValueMap) { super.setAll(propertyValueMap); return this; } @Override public LocalDateRange build() { return new LocalDateRange( _startDateInclusive, _endDateInclusive); } //----------------------------------------------------------------------- @Override public String toString() { StringBuilder buf = new StringBuilder(96); buf.append("LocalDateRange.Builder{"); buf.append("startDateInclusive").append('=').append(JodaBeanUtils.toString(_startDateInclusive)).append(',').append(' '); buf.append("endDateInclusive").append('=').append(JodaBeanUtils.toString(_endDateInclusive)); buf.append('}'); return buf.toString(); } } ///CLOVER:ON //-------------------------- AUTOGENERATED END -------------------------- }