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/*******************************************************************************
* Copyright (c) 2004, 2005 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
*******************************************************************************/
package org.eclipse.jem.internal.instantiation;
/*
* $RCSfile: PTInfixExpression.java,v $
* $Revision: 1.5 $ $Date: 2005/09/15 21:02:19 $
*/
import org.eclipse.emf.common.util.EList;
/**
* <!-- begin-user-doc -->
* A representation of the model object '<em><b>Infix Expression</b></em>'.
* <!-- end-user-doc -->
*
* <!-- begin-model-doc -->
* An expression with an operator that has two operands, e.g. 3 + 4.
* <!-- end-model-doc -->
*
* <p>
* The following features are supported:
* <ul>
* <li>{@link org.eclipse.jem.internal.instantiation.PTInfixExpression#getLeftOperand <em>Left Operand</em>}</li>
* <li>{@link org.eclipse.jem.internal.instantiation.PTInfixExpression#getOperator <em>Operator</em>}</li>
* <li>{@link org.eclipse.jem.internal.instantiation.PTInfixExpression#getRightOperand <em>Right Operand</em>}</li>
* <li>{@link org.eclipse.jem.internal.instantiation.PTInfixExpression#getExtendedOperands <em>Extended Operands</em>}</li>
* </ul>
* </p>
*
* @see org.eclipse.jem.internal.instantiation.InstantiationPackage#getPTInfixExpression()
* @model
* @generated
*/
public interface PTInfixExpression extends PTExpression{
/**
* Returns the value of the '<em><b>Left Operand</b></em>' containment reference.
* <!-- begin-user-doc -->
* <p>
* If the meaning of the '<em>Left Operand</em>' containment reference isn't clear,
* there really should be more of a description here...
* </p>
* <!-- end-user-doc -->
* @return the value of the '<em>Left Operand</em>' containment reference.
* @see #setLeftOperand(PTExpression)
* @see org.eclipse.jem.internal.instantiation.InstantiationPackage#getPTInfixExpression_LeftOperand()
* @model containment="true"
* @generated
*/
PTExpression getLeftOperand();
/**
* Sets the value of the '{@link org.eclipse.jem.internal.instantiation.PTInfixExpression#getLeftOperand <em>Left Operand</em>}' containment reference.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @param value the new value of the '<em>Left Operand</em>' containment reference.
* @see #getLeftOperand()
* @generated
*/
void setLeftOperand(PTExpression value);
/**
* Returns the value of the '<em><b>Operator</b></em>' attribute.
* The literals are from the enumeration {@link org.eclipse.jem.internal.instantiation.PTInfixOperator}.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* <!-- begin-model-doc -->
* The operator, e.g. +
* <!-- end-model-doc -->
* @return the value of the '<em>Operator</em>' attribute.
* @see org.eclipse.jem.internal.instantiation.PTInfixOperator
* @see #setOperator(PTInfixOperator)
* @see org.eclipse.jem.internal.instantiation.InstantiationPackage#getPTInfixExpression_Operator()
* @model
* @generated
*/
PTInfixOperator getOperator();
/**
* Sets the value of the '{@link org.eclipse.jem.internal.instantiation.PTInfixExpression#getOperator <em>Operator</em>}' attribute.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @param value the new value of the '<em>Operator</em>' attribute.
* @see org.eclipse.jem.internal.instantiation.PTInfixOperator
* @see #getOperator()
* @generated
*/
void setOperator(PTInfixOperator value);
/**
* Returns the value of the '<em><b>Right Operand</b></em>' containment reference.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* <!-- begin-model-doc -->
* The right expression. i.e. 4 of "3 + 4"
* <!-- end-model-doc -->
* @return the value of the '<em>Right Operand</em>' containment reference.
* @see #setRightOperand(PTExpression)
* @see org.eclipse.jem.internal.instantiation.InstantiationPackage#getPTInfixExpression_RightOperand()
* @model containment="true"
* @generated
*/
PTExpression getRightOperand();
/**
* Sets the value of the '{@link org.eclipse.jem.internal.instantiation.PTInfixExpression#getRightOperand <em>Right Operand</em>}' containment reference.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @param value the new value of the '<em>Right Operand</em>' containment reference.
* @see #getRightOperand()
* @generated
*/
void setRightOperand(PTExpression value);
/**
* Returns the value of the '<em><b>Extended Operands</b></em>' containment reference list.
* The list contents are of type {@link org.eclipse.jem.internal.instantiation.PTExpression}.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* <!-- begin-model-doc -->
* Used when there are a series of infix operations of the same operator, e.g. 1 + 2 + 3 + 4. 1 and 2 will go into left and right, while {3, 4} will go into the extended operands.
* <!-- end-model-doc -->
* @return the value of the '<em>Extended Operands</em>' containment reference list.
* @see org.eclipse.jem.internal.instantiation.InstantiationPackage#getPTInfixExpression_ExtendedOperands()
* @model type="org.eclipse.jem.internal.instantiation.PTExpression" containment="true"
* @generated
*/
EList getExtendedOperands();
/**
* Compress the expression
* If there is no left operand and a right operand, or vice versa, and no extended operands
* return the remaining single operand
* If there is no left operand and a right and some extended ones shuffle everything along
* so that the right becomes the left and the first extended moves into the right
* or if no right and a left then just move the first extended into the right
*
* @since 1.0.0
*/
PTExpression asCompressedExpression();
} // InfixExpression
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