WriterImpl.java

/**
 */
package org.eclipse.viatra.examples.library.impl;

import java.util.Collection;

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

import org.eclipse.emf.common.util.EList;

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

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

import org.eclipse.emf.ecore.util.EObjectWithInverseResolvingEList;
import org.eclipse.emf.ecore.util.InternalEList;

import org.eclipse.viatra.examples.library.Book;
import org.eclipse.viatra.examples.library.LibraryPackage;
import org.eclipse.viatra.examples.library.Writer;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Writer</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link org.eclipse.viatra.examples.library.impl.WriterImpl#getBooks <em>Books</em>}</li>
 *   <li>{@link org.eclipse.viatra.examples.library.impl.WriterImpl#getFirstBook <em>First Book</em>}</li>
 *   <li>{@link org.eclipse.viatra.examples.library.impl.WriterImpl#getScifiBooks <em>Scifi Books</em>}</li>
 *   <li>{@link org.eclipse.viatra.examples.library.impl.WriterImpl#getName <em>Name</em>}</li>
 * </ul>
 *
 * @generated
 */
public class WriterImpl extends MinimalEObjectImpl.Container implements Writer {
	/**
	 * The cached value of the '{@link #getBooks() <em>Books</em>}' reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getBooks()
	 * @generated
	 * @ordered
	 */
	protected EList<Book> books;

	/**
	 * The default value of the '{@link #getName() <em>Name</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getName()
	 * @generated
	 * @ordered
	 */
	protected static final String NAME_EDEFAULT = null;

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

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<Book> getBooks() {
		if (books == null) {
			books = new EObjectWithInverseResolvingEList.ManyInverse<Book>(Book.class, this, LibraryPackage.WRITER__BOOKS, LibraryPackage.BOOK__AUTHORS);
		}
		return books;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Book getFirstBook() {
		Book firstBook = basicGetFirstBook();
		return firstBook != null && firstBook.eIsProxy() ? (Book)eResolveProxy((InternalEObject)firstBook) : firstBook;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Book basicGetFirstBook() {
		EList<Book> allBooks = getBooks();
		if(!allBooks.isEmpty()){
		  return allBooks.get(0);
		}
		return null;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<Book> getScifiBooks() {
		EList<Book> allBooks = getBooks();
		java.util.List<Book> scifiBooks = new java.util.ArrayList<Book>();
		for (Book book : allBooks) {
		  if(book.getCategory().contains(org.eclipse.viatra.examples.library.BookCategory.SCI_FI)) {
		     scifiBooks.add(book);
		  }
		}
		return org.eclipse.emf.common.util.ECollections.asEList(scifiBooks);
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setName(String newName) {
		String oldName = name;
		name = newName;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, LibraryPackage.WRITER__NAME, oldName, name));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@SuppressWarnings("unchecked")
	@Override
	public NotificationChain eInverseAdd(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case LibraryPackage.WRITER__BOOKS:
				return ((InternalEList<InternalEObject>)(InternalEList<?>)getBooks()).basicAdd(otherEnd, msgs);
		}
		return super.eInverseAdd(otherEnd, featureID, msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case LibraryPackage.WRITER__BOOKS:
				return ((InternalEList<?>)getBooks()).basicRemove(otherEnd, 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 LibraryPackage.WRITER__BOOKS:
				return getBooks();
			case LibraryPackage.WRITER__FIRST_BOOK:
				if (resolve) return getFirstBook();
				return basicGetFirstBook();
			case LibraryPackage.WRITER__SCIFI_BOOKS:
				return getScifiBooks();
			case LibraryPackage.WRITER__NAME:
				return getName();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@SuppressWarnings("unchecked")
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case LibraryPackage.WRITER__BOOKS:
				getBooks().clear();
				getBooks().addAll((Collection<? extends Book>)newValue);
				return;
			case LibraryPackage.WRITER__NAME:
				setName((String)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case LibraryPackage.WRITER__BOOKS:
				getBooks().clear();
				return;
			case LibraryPackage.WRITER__NAME:
				setName(NAME_EDEFAULT);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case LibraryPackage.WRITER__BOOKS:
				return books != null && !books.isEmpty();
			case LibraryPackage.WRITER__FIRST_BOOK:
				return basicGetFirstBook() != null;
			case LibraryPackage.WRITER__SCIFI_BOOKS:
				return !getScifiBooks().isEmpty();
			case LibraryPackage.WRITER__NAME:
				return NAME_EDEFAULT == null ? name != null : !NAME_EDEFAULT.equals(name);
		}
		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(" (name: ");
		result.append(name);
		result.append(')');
		return result.toString();
	}

} //WriterImpl