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package com.ricebridge.xmlman.in.test;


import com.ricebridge.xmlman.in.TargetPath;
import com.ricebridge.xmlman.in.ExpressionSupport;
import com.ricebridge.xmlman.tp.Context;

import java.util.*;


/** Expression that accesses a {@link TargetPath} directly - used for testing. 
 *    <p>The <b><a href="DirectExpression.java.html">Source Code</a></b> of this Java class 
 *    is available under a <a href="http://www.opensource.org/licenses/bsd-license.php">BSD-style license</a>.</p>
 */
public class DirectExpression extends ExpressionSupport {

  // private instance
  private TargetPath iTargetPath;



  // public methods

  /** Pass in the {@link TargetPath} that will provide the value directly. */
  public DirectExpression( TargetPath pTargetPath ) {
    iTargetPath = pTargetPath;
  }



  // protected methods

  /** Just get the value from the {@link TargetPath}. */
  protected String resolveImpl( Context pContext ) {
    String value = String.valueOf( iTargetPath.getValue( pContext.getDocContext() ) );
    return value;
  }

  
  /** Debugging description. */
  public String toString() {
    return "de("+iTargetPath+")";
  }

}