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## org.basex.query.xpath.internal
Class IndexAccess

    java.lang.Object
      org.basex.query.xpath.expr.Expr
          org.basex.query.xpath.internal.InternalExpr
              org.basex.query.xpath.internal.IndexAccess

    public final class IndexAccess

extends InternalExpr

This index class retrieves attribute values from the index.

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

Constructor Summary
`IndexAccess(Index.TYPE typ, byte[] tok)` Constructor.

Method Summary
`NodeSet` | `eval(XPContext ctx)` Evaluates the expression with the specified context set.
`java.lang.String` | `toString()`

Methods inherited from class org.basex.query.xpath.internal.InternalExpr
`compile, usesPos, usesSize`

Methods inherited from class org.basex.query.xpath.expr.Expr
`indexEquivalent, indexSizes, returnedValue, sameAs`

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

Constructor Detail

### IndexAccess

    public IndexAccess(Index.TYPE typ,
                       byte[] tok)

  Constructor.

  Parameters:
    `typ` - index type
    `tok` - index token

Method Detail

### eval

    public NodeSet eval(XPContext ctx)

  Description copied from class: `Expr`
  Evaluates the expression with the specified context set. Additionally provides a context

  Specified by:
    `eval` in class `Expr`
  Parameters:
    `ctx` - query context
  Returns:
    resulting XPathValue

### toString

    public java.lang.String toString()

  Specified by:
    `toString` in class `Expr`

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