Package net.sf.saxon.expr.instruct

Class GlobalParameterSet

java.lang.Object
net.sf.saxon.expr.instruct.GlobalParameterSet
public class GlobalParameterSet extends Object
A GlobalParameterSet is a set of parameters supplied when invoking a stylesheet or query. It is a collection of name-value pairs, the names being represented by StructuredQName objects. The values are objects, as supplied by the caller: conversion of the object to a required type takes place when the parameter is actually used.

  • Constructor Details

    • GlobalParameterSet

      public GlobalParameterSet()
      Create an empty parameter set

    • GlobalParameterSet

      public GlobalParameterSet(GlobalParameterSet existing)
      Create a parameter set as a copy of an existing parameter set
      Parameters:
      existing - the parameter set to be copied

  • Method Details

    • put

      public void put(StructuredQName qName, Object value)
      Add a parameter to the ParameterSet
      Parameters:
      qName - The fingerprint of the parameter name.
      value - The value of the parameter, or null if the parameter is to be removed

    • get

      public Object get(StructuredQName qName)
      Get a parameter
      Parameters:
      qName - The parameter name.
      Returns:
      The value of the parameter, or null if not defined

    • clear

      public void clear()
      Clear all values

    • getKeys

      public Collection<StructuredQName> getKeys()
      Get all the keys that have been allocated
      Returns:
      the names of the parameter keys (QNames)

    • getNumberOfKeys

      public int getNumberOfKeys()
      Get the number of entries in the result of getKeys() that are significant
      Returns:
      the number of entries