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  package org.apache.cayenne.exp;
  
  /**
   * Describes expressions, that can "inject" value to an object, i.e.
   * do something reverse to "match" method. Preferrably, after
   * 
   * <code>valueInjectorExpression.inject(object)</code>,
   * valueInjectorExpression.match(object) returns <code>true</code>,
   * but this is not a requirement, e.g. "and" expression can be able
   * to inject only part of its operands
   */
  public interface ValueInjector {
      void injectValue(Object o);
  }
  