content: /*******************************************************************************
   * Copyright (c) 2000, 2008 IBM Corporation and others.
   * All rights reserved. This program and the accompanying materials
   * are made available under the terms of the Eclipse Public License v1.0
   * which accompanies this distribution, and is available at
   * http://www.eclipse.org/legal/epl-v10.html
   *
   * Contributors:
   *     IBM Corporation - initial API and implementation
   *     Dmitry Stalnov (dstalnov@fusionone.com) - contributed fixes for:
   *       o Allow 'this' constructor to be inlined  
   *         (see https://bugs.eclipse.org/bugs/show_bug.cgi?id=38093)
   *******************************************************************************/
  package org.eclipse.wst.jsdt.internal.corext.refactoring.code;
  
  import java.util.List;
  
  import org.eclipse.wst.jsdt.core.dom.ASTNode;
  import org.eclipse.wst.jsdt.core.dom.ChildListPropertyDescriptor;
  import org.eclipse.wst.jsdt.core.dom.ConstructorInvocation;
  import org.eclipse.wst.jsdt.core.dom.Expression;
  import org.eclipse.wst.jsdt.core.dom.IFunctionBinding;
  import org.eclipse.wst.jsdt.core.dom.FunctionInvocation;
  import org.eclipse.wst.jsdt.core.dom.SimpleName;
  import org.eclipse.wst.jsdt.core.dom.SuperMethodInvocation;
  
  public class Invocations {
  
  	public static List getArguments(ASTNode invocation) {
  		switch(invocation.getNodeType()) {
  			case ASTNode.FUNCTION_INVOCATION:
  				return ((FunctionInvocation)invocation).arguments();
  			case ASTNode.SUPER_METHOD_INVOCATION:
  				return ((SuperMethodInvocation)invocation).arguments();
  			case ASTNode.CONSTRUCTOR_INVOCATION:
  				return ((ConstructorInvocation)invocation).arguments();
  			default:
  				throw new IllegalArgumentException(invocation.toString());
  		}
  	}
  
  	public static Expression getExpression(ASTNode invocation) {
  		switch(invocation.getNodeType()) {
  			case ASTNode.FUNCTION_INVOCATION:
  				return ((FunctionInvocation)invocation).getExpression();
  			case ASTNode.SUPER_METHOD_INVOCATION:
  			case ASTNode.CONSTRUCTOR_INVOCATION:
  				return null;
  			default:
  				throw new IllegalArgumentException(invocation.toString());
  		}
  	}
  	
  	public static boolean isInvocation(ASTNode node) {
  		int type= node.getNodeType();
  		return type == ASTNode.FUNCTION_INVOCATION || type == ASTNode.SUPER_METHOD_INVOCATION || 
  			type == ASTNode.CONSTRUCTOR_INVOCATION;
  	}
  	
  	public static IFunctionBinding resolveBinding(ASTNode invocation) {
  		switch(invocation.getNodeType()) {
  			case ASTNode.FUNCTION_INVOCATION:
  				SimpleName name = ((FunctionInvocation)invocation).getName();
  				if (name!=null)
  				return (IFunctionBinding)name.resolveBinding();
  				else
  				return ((FunctionInvocation)invocation).resolveMethodBinding();
  			case ASTNode.SUPER_METHOD_INVOCATION:
  				return ((SuperMethodInvocation)invocation).resolveMethodBinding();
  			case ASTNode.CONSTRUCTOR_INVOCATION:
  				return ((ConstructorInvocation)invocation).resolveConstructorBinding();
  			default:
  				throw new IllegalArgumentException(invocation.toString());
  		}
  	}
  
  	public static boolean isResolvedTypeInferredFromExpectedType(Expression invocation) {
  		switch(invocation.getNodeType()) {
  			case ASTNode.FUNCTION_INVOCATION:
  				return ((FunctionInvocation) invocation).isResolvedTypeInferredFromExpectedType();
  			case ASTNode.SUPER_METHOD_INVOCATION:
  				return ((SuperMethodInvocation) invocation).isResolvedTypeInferredFromExpectedType();
  			case ASTNode.CONSTRUCTOR_INVOCATION:
  				return false;
  			default:
  				throw new IllegalArgumentException(invocation.toString());
  		}
  	}
  
  	public static ChildListPropertyDescriptor getTypeArgumentsProperty(Expression invocation) {
  		switch(invocation.getNodeType()) {
  			case ASTNode.FUNCTION_INVOCATION:
  				return FunctionInvocation.TYPE_ARGUMENTS_PROPERTY;
  			case ASTNode.SUPER_METHOD_INVOCATION:
  				return SuperMethodInvocation.TYPE_ARGUMENTS_PROPERTY;
  			case ASTNode.CONSTRUCTOR_INVOCATION:
  				return ConstructorInvocation.TYPE_ARGUMENTS_PROPERTY;
  			default:
  				throw new IllegalArgumentException(invocation.toString());
  		}
  	}
  }
  