org.apache.commons.jexl3.parser.SimpleCharStream Maven / Gradle / Ivy

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/* Generated by: ParserGeneratorCC: Do not edit this line. SimpleCharStream.java Version 1.1 */
/* ParserGeneratorCCOptions:SUPPORT_CLASS_VISIBILITY_PUBLIC=true */
package org.apache.commons.jexl3.parser;

/**
 * An implementation of interface CharStream, where the stream is assumed to
 * contain only ASCII characters (without unicode processing).
 */
public
class SimpleCharStream extends AbstractCharStream
{
  private Provider inputStream;

  @Override
  protected int streamRead (final char[] aBuf, final int nOfs, final int nLen) throws java.io.IOException
  {
    return inputStream.read (aBuf, nOfs, nLen); 
  }
  
  @Override
  protected void streamClose() throws java.io.IOException
  {
    inputStream.close (); 
  }

  /** Constructor. */
  public SimpleCharStream(final Provider dstream,
                          final int startline,
                          final int startcolumn,
                          final int buffersize)
  {
    super (startline, startcolumn, buffersize);
    inputStream = dstream;
  }

  /** Constructor. */
  public SimpleCharStream(final Provider dstream,
                          final int startline,
                          final int startcolumn)
  {
    this(dstream, startline, startcolumn, DEFAULT_BUF_SIZE);
  }

  /** Constructor. */
  public SimpleCharStream(final Provider dstream)
  {
    this(dstream, 1, 1, DEFAULT_BUF_SIZE);
  }

  /** Reinitialise. */
  public void reInit(final Provider dstream,
                     final int startline,
                     final int startcolumn,
                     final int buffersize)
  {
    inputStream = dstream;
    super.reInit (startline, startcolumn, buffersize);
  }

  /** Reinitialise. */
  public void reInit(final Provider dstream,
                     final int startline,
                     final int startcolumn)
  {
    reInit(dstream, startline, startcolumn, DEFAULT_BUF_SIZE);
  }

  /** Reinitialise. */
  public void reInit(final Provider dstream)
  {
    reInit(dstream, 1, 1, DEFAULT_BUF_SIZE);
  }
}
/* ParserGeneratorCC - OriginalChecksum=542026dd48959c684c77c4bfaffe536a (do not edit this line) */