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## org.basex.query.xquery.item
Class Dur

    java.lang.Object
      org.basex.query.xquery.expr.Expr
          org.basex.query.xquery.item.Item
              org.basex.query.xquery.item.Date
                  org.basex.query.xquery.item.Dur

Direct Known Subclasses:
  DTd, YMd

    public class Dur

extends Date

Duration item.

Author:
  Workgroup DBIS, University of Konstanz 2005-07, ISC License, Christian Gruen

Field Summary

Fields inherited from class org.basex.query.xquery.item.Date
`mil, minus, mon, sec, zone, zshift`

Fields inherited from class org.basex.query.xquery.expr.Expr
`type`

Constructor Summary
`Dur(byte[] v)` Constructor.
`Dur(byte[] v, Type t)` Constructor.
`Dur(Dur d)` Constructor.
`Dur(Dur d, Type t)` Constructor.

Method Summary
`boolean` | `d()` Checks if this is a duration.
`int` | `diff(Item it)` Returns the difference between the current and the specified item.
`byte[]` | `str()` Returns an atomized string.

Methods inherited from class org.basex.query.xquery.item.Date
`diff, dpm, eq, toString`

Methods inherited from class org.basex.query.xquery.item.Item
`bool, castErr, comp, dbl, eval, flt, i, info, iter, itr, serialize, serialize, size`

Methods inherited from class org.basex.query.xquery.expr.Expr
`cls, e, n, node, s, u`

Methods inherited from class java.lang.Object
`equals, getClass, hashCode, notify, notifyAll, wait, wait, wait`

Constructor Detail

### Dur

    public Dur(byte[] v)
        throws XQException

  Constructor.

  Parameters:
    `v` - value
  Throws:
    `XQException` - evaluation exception

### Dur

    public Dur(byte[] v,
               Type t)
        throws XQException

  Constructor.

  Parameters:
    `v` - value
    `t` - data type
  Throws:
    `XQException` - evaluation exception

### Dur

    public Dur(Dur d)

  Constructor.

  Parameters:
    `d` - duration

### Dur

    public Dur(Dur d,
               Type t)

  Constructor.

  Parameters:
    `d` - duration
    `t` - data type

Method Detail

### d

    public final boolean d()

  Description copied from class: `Expr`
  Checks if this is a duration.

  Overrides:
    `d` in class `Expr`
  Returns:
    result of check

### diff

    public int diff(Item it)
             throws XQException

  Description copied from class: `Item`
  Returns the difference between the current and the specified item.

  Overrides:
    `diff` in class `Date`
  Parameters:
    `it` - item to be compared.
  Returns:
    difference
  Throws:
    `XQException` - evaluation exception

### str

    public byte[] str()

  Description copied from class: `Expr`
  Returns an atomized string.

  Overrides:
    `str` in class `Expr`
  Returns:
    string representation

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