examples/org.eclipse.ocl.examples.codegen/emf-gen/org/eclipse/ocl/examples/codegen/cgmodel/impl/CGStringImpl.java

/*******************************************************************************
 * Copyright (c) 2013, 2015 CEA LIST 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:
 *   E.D.Willink(CEA LIST) - Initial API and implementation
 *******************************************************************************/
package org.eclipse.ocl.examples.codegen.cgmodel.impl;

import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.jdt.annotation.Nullable;
import org.eclipse.ocl.examples.codegen.cgmodel.CGModelPackage;
import org.eclipse.ocl.examples.codegen.cgmodel.CGString;
import org.eclipse.ocl.examples.codegen.cgmodel.CGValuedElement;
import org.eclipse.ocl.examples.codegen.cgmodel.util.CGModelVisitor;
import org.eclipse.ocl.pivot.utilities.ClassUtil;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>CG String</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link org.eclipse.ocl.examples.codegen.cgmodel.impl.CGStringImpl#getStringValue <em>String Value</em>}</li>
 * </ul>
 *
 * @generated
 */
public class CGStringImpl extends CGConstantImpl implements CGString {
	/**
	 * The default value of the '{@link #getStringValue() <em>String Value</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getStringValue()
	 * @generated
	 * @ordered
	 */
	protected static final String STRING_VALUE_EDEFAULT = null;

	/**
	 * The cached value of the '{@link #getStringValue() <em>String Value</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getStringValue()
	 * @generated
	 * @ordered
	 */
	protected String stringValue = STRING_VALUE_EDEFAULT;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public String getStringValue() {
		return stringValue;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void setStringValue(String newStringValue) {
		String oldStringValue = stringValue;
		stringValue = newStringValue;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, CGModelPackage.CG_STRING__STRING_VALUE, oldStringValue, stringValue));
	}

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case CGModelPackage.CG_STRING__STRING_VALUE:
				setStringValue((String)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case CGModelPackage.CG_STRING__STRING_VALUE:
				setStringValue(STRING_VALUE_EDEFAULT);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case CGModelPackage.CG_STRING__STRING_VALUE:
				return STRING_VALUE_EDEFAULT == null ? stringValue != null : !STRING_VALUE_EDEFAULT.equals(stringValue);
		}
		return super.eIsSet(featureID);
	}

	/**
	 * {@inheritDoc}
	 * @generated
	 */
	@Override
	public @Nullable <R> R accept(@NonNull CGModelVisitor<R> visitor) {
		return visitor.visitCGString(this);
	}

	/**
	 * {@inheritDoc}
	 * @generated
	 */
	@Override
	public @NonNull Object getConstantValue() {
		return ClassUtil.nonNullState(stringValue);
	}

	/**
	 * {@inheritDoc}
	 * @generated
	 */
	@Override
	public boolean isCommonable() {
		return true;
	}

	/**
	 * {@inheritDoc}
	 * @generated
	 */
	@Override
	public @Nullable Boolean isEquivalentToInternal(@NonNull CGValuedElement thatValue) {
		if (!thatValue.isNonInvalid()) {
			return null;
		}
		CGValuedElement value = thatValue.getNamedValue();
		if (this == value) {
			return Boolean.TRUE;
		}
		if (!value.isConstant()) {
			return null;
		}
		else if (value instanceof CGString) {
			return stringValue.equals(((CGString)thatValue).getStringValue());
		}
		else {
			return Boolean.FALSE;
		}
	}

	/**
	 * {@inheritDoc}
	 * @generated
	 */
	@Override
	public boolean isUncommonable() {
		return false;
	}

} //CGStringImpl