Package net.sf.saxon.expr.instruct

Class ParameterSet

java.lang.Object
net.sf.saxon.expr.instruct.ParameterSet
public class ParameterSet extends Object
A ParameterSet is a set of parameters supplied when calling a template. It is a collection of name-value pairs. (Use of numeric IDs dropped in 9.6 to support separate compilation of packages)

  • Field Details

  • Constructor Details

    • ParameterSet

      public ParameterSet()
      Create an empty parameter set

    • ParameterSet

      public ParameterSet(int capacity)
      Create a parameter set specifying the initial capacity
      Parameters:
      capacity - the nominal number of entries in the parameter set

    • ParameterSet

      public ParameterSet(Map<StructuredQName,Sequence> map)
      Create a parameter set from a name/value map
      Parameters:
      map - the supplied map

    • ParameterSet

      public ParameterSet(ParameterSet existing, int extra)
      Create a parameter set as a copy of an existing parameter set
      Parameters:
      existing - the parameter set to be copied
      extra - the space to be allocated for additional entries

  • Method Details

    • size

      public int size()
      Get the number of parameters in the parameter set
      Returns:
      the number of parameters

    • put

      public void put(StructuredQName id, Sequence value, boolean checked)
      Add a parameter to the ParameterSet
      Parameters:
      id - The parameter id, representing its name.
      value - The value of the parameter
      checked - True if the caller has done static type checking against the required type

    • getParameterNames

      public StructuredQName[] getParameterNames()
      Get the set of key names
      Returns:
      the key names

    • getIndex

      public int getIndex(StructuredQName id)
      Get the index position of a parameter
      Parameters:
      id - The numeric parameter id, representing its name.
      Returns:
      The index position of the parameter, or -1 if not defined

    • getValue

      public Sequence getValue(int index)
      Get the value of the parameter at a given index
      Parameters:
      index - the position of the entry required
      Returns:
      the value of the parameter at that position

    • isTypeChecked

      public boolean isTypeChecked(int index)
      Determine whether the parameter at a given index has been type-checked
      Parameters:
      index - the position of the entry required
      Returns:
      true if the parameter at that position has been type-checked

    • clear

      public void clear()
      Clear all values

    • materializeValues

      public void materializeValues() throws XPathException
      If any values are non-memo closures, expand them
      Throws:
      XPathException - if an error occurs evaluating any closures