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Repackaged OData V2 Olingo Library

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 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
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 * regarding copyright ownership. 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
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 * 
 * http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.olingo.odata2.api.uri.expression;

import java.util.List;

/**
 * Represents a method expression in the expression tree
 * 

 * 

 * A method expression node is inserted in the expression tree for any valid
 * OData method operator in {@link MethodOperator} (e.g. for "substringof", "concat", "year", ... )
 * 

 * 

 * 
 */
public interface MethodExpression extends CommonExpression {

  /**
   * @return Returns the method object that represents the used method
   * @see MethodOperator
   */
  public MethodOperator getMethod();

  /**
   * @return Returns the number of provided method parameters
   */
  public int getParameterCount();

  /**
   * @return Returns a ordered list of expressions defining the input parameters for the used method
   * @see CommonExpression
   */
  public List getParameters();

}