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<div class="subTitle">org.joda.time.base</div>
<h2 title="Class BasePeriod" class="title">Class BasePeriod</h2>
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<li><a href="../../../../org/joda/time/base/AbstractPeriod.html" title="class in org.joda.time.base">org.joda.time.base.AbstractPeriod</a></li>
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<li>org.joda.time.base.BasePeriod</li>
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<dl>
<dt>Direct Known Subclasses:</dt>
<dd><a href="../../../../org/joda/time/MutablePeriod.html" title="class in org.joda.time">MutablePeriod</a>, <a href="../../../../org/joda/time/Period.html" title="class in org.joda.time">Period</a></dd>
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<pre>public abstract class <span class="strong">BasePeriod</span>
extends <a href="../../../../org/joda/time/base/AbstractPeriod.html" title="class in org.joda.time.base">AbstractPeriod</a>
implements <a href="../../../../org/joda/time/ReadablePeriod.html" title="interface in org.joda.time">ReadablePeriod</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a></pre>
<div class="block">BasePeriod is an abstract implementation of ReadablePeriod that stores
 data in a <code>PeriodType</code> and an <code>int[]</code>.
 <p>
 This class should generally not be used directly by API users.
 The <a href="../../../../org/joda/time/ReadablePeriod.html" title="interface in org.joda.time"><code>ReadablePeriod</code></a> interface should be used when different 
 kinds of period objects are to be referenced.
 <p>
 BasePeriod subclasses may be mutable and not thread-safe.</div>
<dl><dt><span class="strong">Since:</span></dt>
  <dd>1.0</dd>
<dt><span class="strong">See Also:</span></dt><dd><a href="../../../../serialized-form.html#org.joda.time.base.BasePeriod">Serialized Form</a></dd></dl>
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<h3>Constructor Summary</h3>
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<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier</th>
<th class="colLast" scope="col">Constructor and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#BasePeriod(int[],%20org.joda.time.PeriodType)">BasePeriod</a></strong>(int[]&nbsp;values,
          <a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a>&nbsp;type)</code>
<div class="block">Constructor used when we trust ourselves.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#BasePeriod(int,%20int,%20int,%20int,%20int,%20int,%20int,%20int,%20org.joda.time.PeriodType)">BasePeriod</a></strong>(int&nbsp;years,
          int&nbsp;months,
          int&nbsp;weeks,
          int&nbsp;days,
          int&nbsp;hours,
          int&nbsp;minutes,
          int&nbsp;seconds,
          int&nbsp;millis,
          <a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a>&nbsp;type)</code>
<div class="block">Creates a period from a set of field values.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#BasePeriod(long)">BasePeriod</a></strong>(long&nbsp;duration)</code>
<div class="block">Creates a period from the given millisecond duration with the standard period type
 and ISO rules, ensuring that the calculation is performed with the time-only period type.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#BasePeriod(long,%20long,%20org.joda.time.PeriodType,%20org.joda.time.Chronology)">BasePeriod</a></strong>(long&nbsp;startInstant,
          long&nbsp;endInstant,
          <a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a>&nbsp;type,
          <a href="../../../../org/joda/time/Chronology.html" title="class in org.joda.time">Chronology</a>&nbsp;chrono)</code>
<div class="block">Creates a period from the given interval endpoints.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#BasePeriod(long,%20org.joda.time.PeriodType,%20org.joda.time.Chronology)">BasePeriod</a></strong>(long&nbsp;duration,
          <a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a>&nbsp;type,
          <a href="../../../../org/joda/time/Chronology.html" title="class in org.joda.time">Chronology</a>&nbsp;chrono)</code>
<div class="block">Creates a period from the given millisecond duration, which is only really
 suitable for durations less than one day.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#BasePeriod(java.lang.Object,%20org.joda.time.PeriodType,%20org.joda.time.Chronology)">BasePeriod</a></strong>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;period,
          <a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a>&nbsp;type,
          <a href="../../../../org/joda/time/Chronology.html" title="class in org.joda.time">Chronology</a>&nbsp;chrono)</code>
<div class="block">Creates a new period based on another using the <a href="../../../../org/joda/time/convert/ConverterManager.html" title="class in org.joda.time.convert"><code>ConverterManager</code></a>.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#BasePeriod(org.joda.time.ReadableDuration,%20org.joda.time.ReadableInstant,%20org.joda.time.PeriodType)">BasePeriod</a></strong>(<a href="../../../../org/joda/time/ReadableDuration.html" title="interface in org.joda.time">ReadableDuration</a>&nbsp;duration,
          <a href="../../../../org/joda/time/ReadableInstant.html" title="interface in org.joda.time">ReadableInstant</a>&nbsp;endInstant,
          <a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a>&nbsp;type)</code>
<div class="block">Creates a period from the given duration and end point.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#BasePeriod(org.joda.time.ReadableInstant,%20org.joda.time.ReadableDuration,%20org.joda.time.PeriodType)">BasePeriod</a></strong>(<a href="../../../../org/joda/time/ReadableInstant.html" title="interface in org.joda.time">ReadableInstant</a>&nbsp;startInstant,
          <a href="../../../../org/joda/time/ReadableDuration.html" title="interface in org.joda.time">ReadableDuration</a>&nbsp;duration,
          <a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a>&nbsp;type)</code>
<div class="block">Creates a period from the given start point and duration.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#BasePeriod(org.joda.time.ReadableInstant,%20org.joda.time.ReadableInstant,%20org.joda.time.PeriodType)">BasePeriod</a></strong>(<a href="../../../../org/joda/time/ReadableInstant.html" title="interface in org.joda.time">ReadableInstant</a>&nbsp;startInstant,
          <a href="../../../../org/joda/time/ReadableInstant.html" title="interface in org.joda.time">ReadableInstant</a>&nbsp;endInstant,
          <a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a>&nbsp;type)</code>
<div class="block">Creates a period from the given interval endpoints.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#BasePeriod(org.joda.time.ReadablePartial,%20org.joda.time.ReadablePartial,%20org.joda.time.PeriodType)">BasePeriod</a></strong>(<a href="../../../../org/joda/time/ReadablePartial.html" title="interface in org.joda.time">ReadablePartial</a>&nbsp;start,
          <a href="../../../../org/joda/time/ReadablePartial.html" title="interface in org.joda.time">ReadablePartial</a>&nbsp;end,
          <a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a>&nbsp;type)</code>
<div class="block">Creates a period from the given duration and end point.</div>
</td>
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<h3>Method Summary</h3>
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<caption><span>Methods</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
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<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#addField(org.joda.time.DurationFieldType,%20int)">addField</a></strong>(<a href="../../../../org/joda/time/DurationFieldType.html" title="class in org.joda.time">DurationFieldType</a>&nbsp;field,
        int&nbsp;value)</code>
<div class="block">Adds the value of a field in this period.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#addFieldInto(int[],%20org.joda.time.DurationFieldType,%20int)">addFieldInto</a></strong>(int[]&nbsp;values,
            <a href="../../../../org/joda/time/DurationFieldType.html" title="class in org.joda.time">DurationFieldType</a>&nbsp;field,
            int&nbsp;value)</code>
<div class="block">Adds the value of a field in this period.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#addPeriod(org.joda.time.ReadablePeriod)">addPeriod</a></strong>(<a href="../../../../org/joda/time/ReadablePeriod.html" title="interface in org.joda.time">ReadablePeriod</a>&nbsp;period)</code>
<div class="block">Adds the fields from another period.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected int[]</code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#addPeriodInto(int[],%20org.joda.time.ReadablePeriod)">addPeriodInto</a></strong>(int[]&nbsp;values,
             <a href="../../../../org/joda/time/ReadablePeriod.html" title="interface in org.joda.time">ReadablePeriod</a>&nbsp;period)</code>
<div class="block">Adds the fields from another period.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#checkPeriodType(org.joda.time.PeriodType)">checkPeriodType</a></strong>(<a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a>&nbsp;type)</code>
<div class="block">Validates a period type, converting nulls to a default value and
 checking the type is suitable for this instance.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#getPeriodType()">getPeriodType</a></strong>()</code>
<div class="block">Gets the period type.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#getValue(int)">getValue</a></strong>(int&nbsp;index)</code>
<div class="block">Gets the value at the specified index.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#mergePeriod(org.joda.time.ReadablePeriod)">mergePeriod</a></strong>(<a href="../../../../org/joda/time/ReadablePeriod.html" title="interface in org.joda.time">ReadablePeriod</a>&nbsp;period)</code>
<div class="block">Merges the fields from another period.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected int[]</code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#mergePeriodInto(int[],%20org.joda.time.ReadablePeriod)">mergePeriodInto</a></strong>(int[]&nbsp;values,
               <a href="../../../../org/joda/time/ReadablePeriod.html" title="interface in org.joda.time">ReadablePeriod</a>&nbsp;period)</code>
<div class="block">Merges the fields from another period.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#setField(org.joda.time.DurationFieldType,%20int)">setField</a></strong>(<a href="../../../../org/joda/time/DurationFieldType.html" title="class in org.joda.time">DurationFieldType</a>&nbsp;field,
        int&nbsp;value)</code>
<div class="block">Sets the value of a field in this period.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#setFieldInto(int[],%20org.joda.time.DurationFieldType,%20int)">setFieldInto</a></strong>(int[]&nbsp;values,
            <a href="../../../../org/joda/time/DurationFieldType.html" title="class in org.joda.time">DurationFieldType</a>&nbsp;field,
            int&nbsp;value)</code>
<div class="block">Sets the value of a field in this period.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#setPeriod(int,%20int,%20int,%20int,%20int,%20int,%20int,%20int)">setPeriod</a></strong>(int&nbsp;years,
         int&nbsp;months,
         int&nbsp;weeks,
         int&nbsp;days,
         int&nbsp;hours,
         int&nbsp;minutes,
         int&nbsp;seconds,
         int&nbsp;millis)</code>
<div class="block">Sets the eight standard the fields in one go.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#setPeriod(org.joda.time.ReadablePeriod)">setPeriod</a></strong>(<a href="../../../../org/joda/time/ReadablePeriod.html" title="interface in org.joda.time">ReadablePeriod</a>&nbsp;period)</code>
<div class="block">Sets all the fields of this period from another.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#setValue(int,%20int)">setValue</a></strong>(int&nbsp;index,
        int&nbsp;value)</code>
<div class="block">Sets the value of the field at the specified index.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#setValues(int[])">setValues</a></strong>(int[]&nbsp;values)</code>
<div class="block">Sets the values of all fields.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../org/joda/time/Duration.html" title="class in org.joda.time">Duration</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#toDurationFrom(org.joda.time.ReadableInstant)">toDurationFrom</a></strong>(<a href="../../../../org/joda/time/ReadableInstant.html" title="interface in org.joda.time">ReadableInstant</a>&nbsp;startInstant)</code>
<div class="block">Gets the total millisecond duration of this period relative to a start instant.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../org/joda/time/Duration.html" title="class in org.joda.time">Duration</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/joda/time/base/BasePeriod.html#toDurationTo(org.joda.time.ReadableInstant)">toDurationTo</a></strong>(<a href="../../../../org/joda/time/ReadableInstant.html" title="interface in org.joda.time">ReadableInstant</a>&nbsp;endInstant)</code>
<div class="block">Gets the total millisecond duration of this period relative to an
 end instant.</div>
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<h3>Methods inherited from class&nbsp;org.joda.time.base.<a href="../../../../org/joda/time/base/AbstractPeriod.html" title="class in org.joda.time.base">AbstractPeriod</a></h3>
<code><a href="../../../../org/joda/time/base/AbstractPeriod.html#equals(java.lang.Object)">equals</a>, <a href="../../../../org/joda/time/base/AbstractPeriod.html#get(org.joda.time.DurationFieldType)">get</a>, <a href="../../../../org/joda/time/base/AbstractPeriod.html#getFieldType(int)">getFieldType</a>, <a href="../../../../org/joda/time/base/AbstractPeriod.html#getFieldTypes()">getFieldTypes</a>, <a href="../../../../org/joda/time/base/AbstractPeriod.html#getValues()">getValues</a>, <a href="../../../../org/joda/time/base/AbstractPeriod.html#hashCode()">hashCode</a>, <a href="../../../../org/joda/time/base/AbstractPeriod.html#indexOf(org.joda.time.DurationFieldType)">indexOf</a>, <a href="../../../../org/joda/time/base/AbstractPeriod.html#isSupported(org.joda.time.DurationFieldType)">isSupported</a>, <a href="../../../../org/joda/time/base/AbstractPeriod.html#size()">size</a>, <a href="../../../../org/joda/time/base/AbstractPeriod.html#toMutablePeriod()">toMutablePeriod</a>, <a href="../../../../org/joda/time/base/AbstractPeriod.html#toPeriod()">toPeriod</a>, <a href="../../../../org/joda/time/base/AbstractPeriod.html#toString()">toString</a>, <a href="../../../../org/joda/time/base/AbstractPeriod.html#toString(org.joda.time.format.PeriodFormatter)">toString</a></code></li>
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<h3>Methods inherited from class&nbsp;java.lang.<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
<code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait(long,%20int)" title="class or interface in java.lang">wait</a></code></li>
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<h3>Methods inherited from interface&nbsp;org.joda.time.<a href="../../../../org/joda/time/ReadablePeriod.html" title="interface in org.joda.time">ReadablePeriod</a></h3>
<code><a href="../../../../org/joda/time/ReadablePeriod.html#equals(java.lang.Object)">equals</a>, <a href="../../../../org/joda/time/ReadablePeriod.html#get(org.joda.time.DurationFieldType)">get</a>, <a href="../../../../org/joda/time/ReadablePeriod.html#getFieldType(int)">getFieldType</a>, <a href="../../../../org/joda/time/ReadablePeriod.html#hashCode()">hashCode</a>, <a href="../../../../org/joda/time/ReadablePeriod.html#isSupported(org.joda.time.DurationFieldType)">isSupported</a>, <a href="../../../../org/joda/time/ReadablePeriod.html#size()">size</a>, <a href="../../../../org/joda/time/ReadablePeriod.html#toMutablePeriod()">toMutablePeriod</a>, <a href="../../../../org/joda/time/ReadablePeriod.html#toPeriod()">toPeriod</a>, <a href="../../../../org/joda/time/ReadablePeriod.html#toString()">toString</a></code></li>
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<h3>Constructor Detail</h3>
<a name="BasePeriod(int, int, int, int, int, int, int, int, org.joda.time.PeriodType)">
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<pre>protected&nbsp;BasePeriod(int&nbsp;years,
          int&nbsp;months,
          int&nbsp;weeks,
          int&nbsp;days,
          int&nbsp;hours,
          int&nbsp;minutes,
          int&nbsp;seconds,
          int&nbsp;millis,
          <a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a>&nbsp;type)</pre>
<div class="block">Creates a period from a set of field values.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>years</code> - amount of years in this period, which must be zero if unsupported</dd><dd><code>months</code> - amount of months in this period, which must be zero if unsupported</dd><dd><code>weeks</code> - amount of weeks in this period, which must be zero if unsupported</dd><dd><code>days</code> - amount of days in this period, which must be zero if unsupported</dd><dd><code>hours</code> - amount of hours in this period, which must be zero if unsupported</dd><dd><code>minutes</code> - amount of minutes in this period, which must be zero if unsupported</dd><dd><code>seconds</code> - amount of seconds in this period, which must be zero if unsupported</dd><dd><code>millis</code> - amount of milliseconds in this period, which must be zero if unsupported</dd><dd><code>type</code> - which set of fields this period supports</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if period type is invalid</dd>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if an unsupported field's value is non-zero</dd></dl>
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<pre>protected&nbsp;BasePeriod(long&nbsp;startInstant,
          long&nbsp;endInstant,
          <a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a>&nbsp;type,
          <a href="../../../../org/joda/time/Chronology.html" title="class in org.joda.time">Chronology</a>&nbsp;chrono)</pre>
<div class="block">Creates a period from the given interval endpoints.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>startInstant</code> - interval start, in milliseconds</dd><dd><code>endInstant</code> - interval end, in milliseconds</dd><dd><code>type</code> - which set of fields this period supports, null means standard</dd><dd><code>chrono</code> - the chronology to use, null means ISO default</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if period type is invalid</dd></dl>
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<pre>protected&nbsp;BasePeriod(<a href="../../../../org/joda/time/ReadableInstant.html" title="interface in org.joda.time">ReadableInstant</a>&nbsp;startInstant,
          <a href="../../../../org/joda/time/ReadableInstant.html" title="interface in org.joda.time">ReadableInstant</a>&nbsp;endInstant,
          <a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a>&nbsp;type)</pre>
<div class="block">Creates a period from the given interval endpoints.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>startInstant</code> - interval start, null means now</dd><dd><code>endInstant</code> - interval end, null means now</dd><dd><code>type</code> - which set of fields this period supports, null means standard</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if period type is invalid</dd></dl>
</li>
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<pre>protected&nbsp;BasePeriod(<a href="../../../../org/joda/time/ReadablePartial.html" title="interface in org.joda.time">ReadablePartial</a>&nbsp;start,
          <a href="../../../../org/joda/time/ReadablePartial.html" title="interface in org.joda.time">ReadablePartial</a>&nbsp;end,
          <a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a>&nbsp;type)</pre>
<div class="block">Creates a period from the given duration and end point.
 <p>
 The two partials must contain the same fields, thus you can
 specify two <code>LocalDate</code> objects, or two <code>LocalTime</code>
 objects, but not one of each.
 As these are Partial objects, time zones have no effect on the result.
 <p>
 The two partials must also both be contiguous - see
 <a href="../../../../org/joda/time/DateTimeUtils.html#isContiguous(org.joda.time.ReadablePartial)"><code>DateTimeUtils.isContiguous(ReadablePartial)</code></a> for a
 definition. Both <code>LocalDate</code> and <code>LocalTime</code> are contiguous.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>start</code> - the start of the period, must not be null</dd><dd><code>end</code> - the end of the period, must not be null</dd><dd><code>type</code> - which set of fields this period supports, null means standard</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if the partials are null or invalid</dd><dt><span class="strong">Since:</span></dt>
  <dd>1.1</dd></dl>
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<pre>protected&nbsp;BasePeriod(<a href="../../../../org/joda/time/ReadableInstant.html" title="interface in org.joda.time">ReadableInstant</a>&nbsp;startInstant,
          <a href="../../../../org/joda/time/ReadableDuration.html" title="interface in org.joda.time">ReadableDuration</a>&nbsp;duration,
          <a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a>&nbsp;type)</pre>
<div class="block">Creates a period from the given start point and duration.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>startInstant</code> - the interval start, null means now</dd><dd><code>duration</code> - the duration of the interval, null means zero-length</dd><dd><code>type</code> - which set of fields this period supports, null means standard</dd></dl>
</li>
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<a name="BasePeriod(org.joda.time.ReadableDuration, org.joda.time.ReadableInstant, org.joda.time.PeriodType)">
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<pre>protected&nbsp;BasePeriod(<a href="../../../../org/joda/time/ReadableDuration.html" title="interface in org.joda.time">ReadableDuration</a>&nbsp;duration,
          <a href="../../../../org/joda/time/ReadableInstant.html" title="interface in org.joda.time">ReadableInstant</a>&nbsp;endInstant,
          <a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a>&nbsp;type)</pre>
<div class="block">Creates a period from the given duration and end point.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>duration</code> - the duration of the interval, null means zero-length</dd><dd><code>endInstant</code> - the interval end, null means now</dd><dd><code>type</code> - which set of fields this period supports, null means standard</dd></dl>
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<pre>protected&nbsp;BasePeriod(long&nbsp;duration)</pre>
<div class="block">Creates a period from the given millisecond duration with the standard period type
 and ISO rules, ensuring that the calculation is performed with the time-only period type.
 <p>
 The calculation uses the hour, minute, second and millisecond fields.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>duration</code> - the duration, in milliseconds</dd></dl>
</li>
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<pre>protected&nbsp;BasePeriod(long&nbsp;duration,
          <a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a>&nbsp;type,
          <a href="../../../../org/joda/time/Chronology.html" title="class in org.joda.time">Chronology</a>&nbsp;chrono)</pre>
<div class="block">Creates a period from the given millisecond duration, which is only really
 suitable for durations less than one day.
 <p>
 Only fields that are precise will be used.
 Thus the largest precise field may have a large value.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>duration</code> - the duration, in milliseconds</dd><dd><code>type</code> - which set of fields this period supports, null means standard</dd><dd><code>chrono</code> - the chronology to use, null means ISO default</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if period type is invalid</dd></dl>
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<pre>protected&nbsp;BasePeriod(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;period,
          <a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a>&nbsp;type,
          <a href="../../../../org/joda/time/Chronology.html" title="class in org.joda.time">Chronology</a>&nbsp;chrono)</pre>
<div class="block">Creates a new period based on another using the <a href="../../../../org/joda/time/convert/ConverterManager.html" title="class in org.joda.time.convert"><code>ConverterManager</code></a>.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>period</code> - the period to convert</dd><dd><code>type</code> - which set of fields this period supports, null means use type from object</dd><dd><code>chrono</code> - the chronology to use, null means ISO default</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if period is invalid</dd>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if an unsupported field's value is non-zero</dd></dl>
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<pre>protected&nbsp;BasePeriod(int[]&nbsp;values,
          <a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a>&nbsp;type)</pre>
<div class="block">Constructor used when we trust ourselves.
 Do not expose publically.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>values</code> - the values to use, not null, not cloned</dd><dd><code>type</code> - which set of fields this period supports, not null</dd></dl>
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<a name="checkPeriodType(org.joda.time.PeriodType)">
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<h4>checkPeriodType</h4>
<pre>protected&nbsp;<a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a>&nbsp;checkPeriodType(<a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a>&nbsp;type)</pre>
<div class="block">Validates a period type, converting nulls to a default value and
 checking the type is suitable for this instance.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>type</code> - the type to check, may be null</dd>
<dt><span class="strong">Returns:</span></dt><dd>the validated type to use, not null</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if the period type is invalid</dd></dl>
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<h4>getPeriodType</h4>
<pre>public&nbsp;<a href="../../../../org/joda/time/PeriodType.html" title="class in org.joda.time">PeriodType</a>&nbsp;getPeriodType()</pre>
<div class="block">Gets the period type.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../org/joda/time/ReadablePeriod.html#getPeriodType()">getPeriodType</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../org/joda/time/ReadablePeriod.html" title="interface in org.joda.time">ReadablePeriod</a></code></dd>
<dt><span class="strong">Returns:</span></dt><dd>the period type</dd></dl>
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<h4>getValue</h4>
<pre>public&nbsp;int&nbsp;getValue(int&nbsp;index)</pre>
<div class="block">Gets the value at the specified index.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../org/joda/time/ReadablePeriod.html#getValue(int)">getValue</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../org/joda/time/ReadablePeriod.html" title="interface in org.joda.time">ReadablePeriod</a></code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>index</code> - the index to retrieve</dd>
<dt><span class="strong">Returns:</span></dt><dd>the value of the field at the specified index</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IndexOutOfBoundsException.html?is-external=true" title="class or interface in java.lang">IndexOutOfBoundsException</a></code> - if the index is invalid</dd></dl>
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<a name="toDurationFrom(org.joda.time.ReadableInstant)">
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<pre>public&nbsp;<a href="../../../../org/joda/time/Duration.html" title="class in org.joda.time">Duration</a>&nbsp;toDurationFrom(<a href="../../../../org/joda/time/ReadableInstant.html" title="interface in org.joda.time">ReadableInstant</a>&nbsp;startInstant)</pre>
<div class="block">Gets the total millisecond duration of this period relative to a start instant.
 <p>
 This method adds the period to the specified instant in order to
 calculate the duration.
 <p>
 An instant must be supplied as the duration of a period varies.
 For example, a period of 1 month could vary between the equivalent of
 28 and 31 days in milliseconds due to different length months.
 Similarly, a day can vary at Daylight Savings cutover, typically between
 23 and 25 hours.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>startInstant</code> - the instant to add the period to, thus obtaining the duration</dd>
<dt><span class="strong">Returns:</span></dt><dd>the total length of the period as a duration relative to the start instant</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/ArithmeticException.html?is-external=true" title="class or interface in java.lang">ArithmeticException</a></code> - if the millis exceeds the capacity of the duration</dd></dl>
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<a name="toDurationTo(org.joda.time.ReadableInstant)">
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<pre>public&nbsp;<a href="../../../../org/joda/time/Duration.html" title="class in org.joda.time">Duration</a>&nbsp;toDurationTo(<a href="../../../../org/joda/time/ReadableInstant.html" title="interface in org.joda.time">ReadableInstant</a>&nbsp;endInstant)</pre>
<div class="block">Gets the total millisecond duration of this period relative to an
 end instant.
 <p>
 This method subtracts the period from the specified instant in order
 to calculate the duration.
 <p>
 An instant must be supplied as the duration of a period varies.
 For example, a period of 1 month could vary between the equivalent of
 28 and 31 days in milliseconds due to different length months.
 Similarly, a day can vary at Daylight Savings cutover, typically between
 23 and 25 hours.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>endInstant</code> - the instant to subtract the period from, thus obtaining the duration</dd>
<dt><span class="strong">Returns:</span></dt><dd>the total length of the period as a duration relative to the end instant</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/ArithmeticException.html?is-external=true" title="class or interface in java.lang">ArithmeticException</a></code> - if the millis exceeds the capacity of the duration</dd></dl>
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<h4>setPeriod</h4>
<pre>protected&nbsp;void&nbsp;setPeriod(<a href="../../../../org/joda/time/ReadablePeriod.html" title="interface in org.joda.time">ReadablePeriod</a>&nbsp;period)</pre>
<div class="block">Sets all the fields of this period from another.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>period</code> - the period to copy from, not null</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if an unsupported field's value is non-zero</dd></dl>
</li>
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<a name="setPeriod(int, int, int, int, int, int, int, int)">
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<h4>setPeriod</h4>
<pre>protected&nbsp;void&nbsp;setPeriod(int&nbsp;years,
             int&nbsp;months,
             int&nbsp;weeks,
             int&nbsp;days,
             int&nbsp;hours,
             int&nbsp;minutes,
             int&nbsp;seconds,
             int&nbsp;millis)</pre>
<div class="block">Sets the eight standard the fields in one go.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>years</code> - amount of years in this period, which must be zero if unsupported</dd><dd><code>months</code> - amount of months in this period, which must be zero if unsupported</dd><dd><code>weeks</code> - amount of weeks in this period, which must be zero if unsupported</dd><dd><code>days</code> - amount of days in this period, which must be zero if unsupported</dd><dd><code>hours</code> - amount of hours in this period, which must be zero if unsupported</dd><dd><code>minutes</code> - amount of minutes in this period, which must be zero if unsupported</dd><dd><code>seconds</code> - amount of seconds in this period, which must be zero if unsupported</dd><dd><code>millis</code> - amount of milliseconds in this period, which must be zero if unsupported</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if an unsupported field's value is non-zero</dd></dl>
</li>
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<a name="setField(org.joda.time.DurationFieldType, int)">
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<h4>setField</h4>
<pre>protected&nbsp;void&nbsp;setField(<a href="../../../../org/joda/time/DurationFieldType.html" title="class in org.joda.time">DurationFieldType</a>&nbsp;field,
            int&nbsp;value)</pre>
<div class="block">Sets the value of a field in this period.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>field</code> - the field to set</dd><dd><code>value</code> - the value to set</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if field is is null or not supported.</dd></dl>
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<a name="setFieldInto(int[], org.joda.time.DurationFieldType, int)">
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<h4>setFieldInto</h4>
<pre>protected&nbsp;void&nbsp;setFieldInto(int[]&nbsp;values,
                <a href="../../../../org/joda/time/DurationFieldType.html" title="class in org.joda.time">DurationFieldType</a>&nbsp;field,
                int&nbsp;value)</pre>
<div class="block">Sets the value of a field in this period.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>values</code> - the array of values to update</dd><dd><code>field</code> - the field to set</dd><dd><code>value</code> - the value to set</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if field is null or not supported.</dd></dl>
</li>
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<a name="addField(org.joda.time.DurationFieldType, int)">
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<h4>addField</h4>
<pre>protected&nbsp;void&nbsp;addField(<a href="../../../../org/joda/time/DurationFieldType.html" title="class in org.joda.time">DurationFieldType</a>&nbsp;field,
            int&nbsp;value)</pre>
<div class="block">Adds the value of a field in this period.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>field</code> - the field to set</dd><dd><code>value</code> - the value to set</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if field is is null or not supported.</dd></dl>
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<a name="addFieldInto(int[], org.joda.time.DurationFieldType, int)">
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<h4>addFieldInto</h4>
<pre>protected&nbsp;void&nbsp;addFieldInto(int[]&nbsp;values,
                <a href="../../../../org/joda/time/DurationFieldType.html" title="class in org.joda.time">DurationFieldType</a>&nbsp;field,
                int&nbsp;value)</pre>
<div class="block">Adds the value of a field in this period.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>values</code> - the array of values to update</dd><dd><code>field</code> - the field to set</dd><dd><code>value</code> - the value to set</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if field is is null or not supported.</dd></dl>
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<pre>protected&nbsp;void&nbsp;mergePeriod(<a href="../../../../org/joda/time/ReadablePeriod.html" title="interface in org.joda.time">ReadablePeriod</a>&nbsp;period)</pre>
<div class="block">Merges the fields from another period.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>period</code> - the period to add from, not null</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if an unsupported field's value is non-zero</dd></dl>
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<pre>protected&nbsp;int[]&nbsp;mergePeriodInto(int[]&nbsp;values,
                    <a href="../../../../org/joda/time/ReadablePeriod.html" title="interface in org.joda.time">ReadablePeriod</a>&nbsp;period)</pre>
<div class="block">Merges the fields from another period.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>values</code> - the array of values to update</dd><dd><code>period</code> - the period to add from, not null</dd>
<dt><span class="strong">Returns:</span></dt><dd>the updated values</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if an unsupported field's value is non-zero</dd></dl>
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<pre>protected&nbsp;void&nbsp;addPeriod(<a href="../../../../org/joda/time/ReadablePeriod.html" title="interface in org.joda.time">ReadablePeriod</a>&nbsp;period)</pre>
<div class="block">Adds the fields from another period.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>period</code> - the period to add from, not null</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if an unsupported field's value is non-zero</dd></dl>
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<h4>addPeriodInto</h4>
<pre>protected&nbsp;int[]&nbsp;addPeriodInto(int[]&nbsp;values,
                  <a href="../../../../org/joda/time/ReadablePeriod.html" title="interface in org.joda.time">ReadablePeriod</a>&nbsp;period)</pre>
<div class="block">Adds the fields from another period.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>values</code> - the array of values to update</dd><dd><code>period</code> - the period to add from, not null</dd>
<dt><span class="strong">Returns:</span></dt><dd>the updated values</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if an unsupported field's value is non-zero</dd></dl>
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<h4>setValue</h4>
<pre>protected&nbsp;void&nbsp;setValue(int&nbsp;index,
            int&nbsp;value)</pre>
<div class="block">Sets the value of the field at the specified index.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>index</code> - the index</dd><dd><code>value</code> - the value to set</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/IndexOutOfBoundsException.html?is-external=true" title="class or interface in java.lang">IndexOutOfBoundsException</a></code> - if the index is invalid</dd></dl>
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<h4>setValues</h4>
<pre>protected&nbsp;void&nbsp;setValues(int[]&nbsp;values)</pre>
<div class="block">Sets the values of all fields.
 <p>
 In version 2.0 and later, this method copies the array into the original.
 This is because the instance variable has been changed to be final to satisfy the Java Memory Model.
 This only impacts subclasses that are mutable.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>values</code> - the array of values</dd></dl>
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