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 * Licensed to the Apache Software Foundation (ASF) under one or more
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 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
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 *
 *      http://www.apache.org/licenses/LICENSE-2.0
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package com.sun.org.apache.xpath.internal.objects;

import com.sun.org.apache.xml.internal.utils.FastStringBuffer;
import com.sun.org.apache.xml.internal.utils.XMLString;
import com.sun.org.apache.xml.internal.utils.XMLStringFactory;

Class XMLStringFactoryImpl creates XString versions of XMLStrings.
@xsl.usage
internal/**
 * Class XMLStringFactoryImpl creates XString versions of XMLStrings.
 * @xsl.usage internal
 */
public class XMLStringFactoryImpl extends XMLStringFactory
{
  
The XMLStringFactory to pass to DTM construction.   /** The XMLStringFactory to pass to DTM construction.   */
  private static XMLStringFactory m_xstringfactory =
    new XMLStringFactoryImpl();

  
Get the XMLStringFactory to pass to DTM construction.
Returns:
A never-null static reference to a String factory./**
   * Get the XMLStringFactory to pass to DTM construction.
   *
   *
   * @return A never-null static reference to a String factory.
   */
  public static XMLStringFactory getFactory()
  {
    return m_xstringfactory;
  }

  
Create a new XMLString from a Java string.
Params:
string – Java String reference, which must be non-null.
Returns:
An XMLString object that wraps the String reference./**
   * Create a new XMLString from a Java string.
   *
   *
   * @param string Java String reference, which must be non-null.
   *
   * @return An XMLString object that wraps the String reference.
   */
  public XMLString newstr(String string)
  {
    return new XString(string);
  }

  
Create a XMLString from a FastStringBuffer.
Params:
fsb – FastStringBuffer reference, which must be non-null.
start – The start position in the array.
length – The number of characters to read from the array.
Returns:
An XMLString object that wraps the FastStringBuffer reference./**
   * Create a XMLString from a FastStringBuffer.
   *
   *
   * @param fsb FastStringBuffer reference, which must be non-null.
   * @param start The start position in the array.
   * @param length The number of characters to read from the array.
   *
   * @return An XMLString object that wraps the FastStringBuffer reference.
   */
  public XMLString newstr(FastStringBuffer fsb, int start, int length)
  {
    return new XStringForFSB(fsb, start, length);
  }

  
Create a XMLString from a FastStringBuffer.
Params:
string – FastStringBuffer reference, which must be non-null.
start – The start position in the array.
length – The number of characters to read from the array.
Returns:
An XMLString object that wraps the FastStringBuffer reference./**
   * Create a XMLString from a FastStringBuffer.
   *
   *
   * @param string FastStringBuffer reference, which must be non-null.
   * @param start The start position in the array.
   * @param length The number of characters to read from the array.
   *
   * @return An XMLString object that wraps the FastStringBuffer reference.
   */
  public XMLString newstr(char[] string, int start, int length)
  {
    return new XStringForChars(string, start, length);
  }

  
Get a cheap representation of an empty string.
Returns:
An non-null reference to an XMLString that represents ""./**
   * Get a cheap representation of an empty string.
   *
   * @return An non-null reference to an XMLString that represents "".
   */
  public XMLString emptystr()
  {
    return XString.EMPTYSTRING;
  }

}