UnaryExpressionImpl.java

/**
 * <copyright>
 * </copyright>
 *
 * $Id: UnaryExpressionImpl.java,v 1.3 2011/04/18 08:29:42 apanchenk Exp $
 */
package org.eclipse.dltk.javascript.core.dom.impl;

import org.eclipse.dltk.javascript.core.dom.DomPackage;
import org.eclipse.dltk.javascript.core.dom.Expression;
import org.eclipse.dltk.javascript.core.dom.UnaryExpression;
import org.eclipse.dltk.javascript.core.dom.UnaryOperator;

import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.NotificationChain;

import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.InternalEObject;

import org.eclipse.emf.ecore.impl.ENotificationImpl;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Unary Expression</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.eclipse.dltk.javascript.core.dom.impl.UnaryExpressionImpl#getArgument <em>Argument</em>}</li>
 *   <li>{@link org.eclipse.dltk.javascript.core.dom.impl.UnaryExpressionImpl#getOperation <em>Operation</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class UnaryExpressionImpl extends ExpressionImpl implements UnaryExpression {
	/**
	 * The cached value of the '{@link #getArgument() <em>Argument</em>}' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getArgument()
	 * @generated
	 * @ordered
	 */
	protected Expression argument;

	/**
	 * The default value of the '{@link #getOperation() <em>Operation</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getOperation()
	 * @generated
	 * @ordered
	 */
	protected static final UnaryOperator OPERATION_EDEFAULT = UnaryOperator.POSTFIX_INC;

	/**
	 * The cached value of the '{@link #getOperation() <em>Operation</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getOperation()
	 * @generated
	 * @ordered
	 */
	protected UnaryOperator operation = OPERATION_EDEFAULT;

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected UnaryExpressionImpl() {
		super();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	protected EClass eStaticClass() {
		return DomPackage.Literals.UNARY_EXPRESSION;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Expression getArgument() {
		return argument;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetArgument(Expression newArgument, NotificationChain msgs) {
		Expression oldArgument = argument;
		argument = newArgument;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, DomPackage.UNARY_EXPRESSION__ARGUMENT, oldArgument, newArgument);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setArgument(Expression newArgument) {
		if (newArgument != argument) {
			NotificationChain msgs = null;
			if (argument != null)
				msgs = ((InternalEObject)argument).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - DomPackage.UNARY_EXPRESSION__ARGUMENT, null, msgs);
			if (newArgument != null)
				msgs = ((InternalEObject)newArgument).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - DomPackage.UNARY_EXPRESSION__ARGUMENT, null, msgs);
			msgs = basicSetArgument(newArgument, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, DomPackage.UNARY_EXPRESSION__ARGUMENT, newArgument, newArgument));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public UnaryOperator getOperation() {
		return operation;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setOperation(UnaryOperator newOperation) {
		UnaryOperator oldOperation = operation;
		operation = newOperation == null ? OPERATION_EDEFAULT : newOperation;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, DomPackage.UNARY_EXPRESSION__OPERATION, oldOperation, operation));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case DomPackage.UNARY_EXPRESSION__ARGUMENT:
				return basicSetArgument(null, msgs);
		}
		return super.eInverseRemove(otherEnd, featureID, msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
			case DomPackage.UNARY_EXPRESSION__ARGUMENT:
				return getArgument();
			case DomPackage.UNARY_EXPRESSION__OPERATION:
				return getOperation();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case DomPackage.UNARY_EXPRESSION__ARGUMENT:
				setArgument((Expression)newValue);
				return;
			case DomPackage.UNARY_EXPRESSION__OPERATION:
				setOperation((UnaryOperator)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case DomPackage.UNARY_EXPRESSION__ARGUMENT:
				setArgument((Expression)null);
				return;
			case DomPackage.UNARY_EXPRESSION__OPERATION:
				setOperation(OPERATION_EDEFAULT);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case DomPackage.UNARY_EXPRESSION__ARGUMENT:
				return argument != null;
			case DomPackage.UNARY_EXPRESSION__OPERATION:
				return operation != OPERATION_EDEFAULT;
		}
		return super.eIsSet(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public String toString() {
		if (eIsProxy()) return super.toString();

		StringBuffer result = new StringBuffer(super.toString());
		result.append(" (operation: ");
		result.append(operation);
		result.append(')');
		return result.toString();
	}

} //UnaryExpressionImpl