/*******************************************************************************
 * Copyright (c) 2010, 2020 Willink Transformations and others.
 * All rights reserved.   This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v2.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v20.html
 *
 * Contributors:
 *   E.D.Willink - Initial API and implementation
 *******************************************************************************/
package org.eclipse.ocl.pivot.internal;

import java.lang.reflect.InvocationTargetException;
import java.util.Collection;
import java.util.Map;

import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.util.DiagnosticChain;
import org.eclipse.emf.common.util.EList;
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.pivot.Comment;
import org.eclipse.ocl.pivot.Element;
import org.eclipse.ocl.pivot.ElementExtension;
import org.eclipse.ocl.pivot.Feature;
import org.eclipse.ocl.pivot.PivotPackage;
import org.eclipse.ocl.pivot.PivotTables;
import org.eclipse.ocl.pivot.Type;
import org.eclipse.ocl.pivot.ValueSpecification;
import org.eclipse.ocl.pivot.evaluation.Executor;
import org.eclipse.ocl.pivot.ids.IdResolver;
import org.eclipse.ocl.pivot.ids.TypeId;
import org.eclipse.ocl.pivot.library.LibraryFeature;
import org.eclipse.ocl.pivot.library.oclany.OclComparableLessThanEqualOperation;
import org.eclipse.ocl.pivot.library.string.CGStringGetSeverityOperation;
import org.eclipse.ocl.pivot.library.string.CGStringLogDiagnosticOperation;
import org.eclipse.ocl.pivot.util.Visitor;
import org.eclipse.ocl.pivot.utilities.PivotUtil;
import org.eclipse.ocl.pivot.utilities.ValueUtil;
import org.eclipse.ocl.pivot.values.IntegerValue;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Feature</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link org.eclipse.ocl.pivot.internal.FeatureImpl#getImplementation <em>Implementation</em>}</li>
 *   <li>{@link org.eclipse.ocl.pivot.internal.FeatureImpl#getImplementationClass <em>Implementation Class</em>}</li>
 *   <li>{@link org.eclipse.ocl.pivot.internal.FeatureImpl#isIsStatic <em>Is Static</em>}</li>
 * </ul>
 *
 * @generated
 */
public abstract class FeatureImpl
extends TypedElementImpl
implements Feature {

	/**
	 * The number of structural features of the '<em>Feature</em>' class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	public static final int FEATURE_FEATURE_COUNT = TypedElementImpl.TYPED_ELEMENT_FEATURE_COUNT + 3;
	/**
	 * The number of operations of the '<em>Feature</em>' class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	public static final int FEATURE_OPERATION_COUNT = TypedElementImpl.TYPED_ELEMENT_OPERATION_COUNT + 3;
	/**
	 * The default value of the '{@link #getImplementation() <em>Implementation</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getImplementation()
	 * @generated
	 * @ordered
	 */
	protected static final LibraryFeature IMPLEMENTATION_EDEFAULT = null;
	/**
	 * The cached value of the '{@link #getImplementation() <em>Implementation</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getImplementation()
	 * @generated
	 * @ordered
	 */
	protected LibraryFeature implementation = IMPLEMENTATION_EDEFAULT;
	/**
	 * The default value of the '{@link #getImplementationClass() <em>Implementation Class</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getImplementationClass()
	 * @generated
	 * @ordered
	 */
	protected static final String IMPLEMENTATION_CLASS_EDEFAULT = null;
	/**
	 * The cached value of the '{@link #getImplementationClass() <em>Implementation Class</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getImplementationClass()
	 * @generated
	 * @ordered
	 */
	protected String implementationClass = IMPLEMENTATION_CLASS_EDEFAULT;

	/**
	 * The default value of the '{@link #isIsStatic() <em>Is Static</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #isIsStatic()
	 * @generated
	 * @ordered
	 */
	protected static final boolean IS_STATIC_EDEFAULT = false;
	/**
	 * The flag representing the value of the '{@link #isIsStatic() <em>Is Static</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #isIsStatic()
	 * @generated
	 * @ordered
	 */
	protected static final int IS_STATIC_EFLAG = 1 << 9;

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

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void setImplementationClass(String newImplementationClass)
	{
		String oldImplementationClass = implementationClass;
		implementationClass = newImplementationClass;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, 9, oldImplementationClass, implementationClass));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean isIsStatic()
	{
		return (eFlags & IS_STATIC_EFLAG) != 0;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void setIsStatic(boolean newIsStatic)
	{
		boolean oldIsStatic = (eFlags & IS_STATIC_EFLAG) != 0;
		if (newIsStatic) eFlags |= IS_STATIC_EFLAG; else eFlags &= ~IS_STATIC_EFLAG;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, 10, oldIsStatic, newIsStatic));
	}

	/**
	 * <!-- begin-user-doc -->
	 * @since 1.3
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean validateNameIsNotNull(final DiagnosticChain diagnostics, final Map<Object, Object> context)
	{
		final @NonNull String constraintName = "Feature::NameIsNotNull";
		try {
			/**
			 *
			 * inv NameIsNotNull:
			 *   let severity : Integer[1] = constraintName.getSeverity()
			 *   in
			 *     if severity <= 0
			 *     then true
			 *     else
			 *       let result : Boolean[1] = name <> null
			 *       in
			 *         constraintName.logDiagnostic(self, null, diagnostics, context, null, severity, result, 0)
			 *     endif
			 */
			final /*@NonInvalid*/ @NonNull Executor executor = PivotUtil.getExecutor(this);
			final /*@NonInvalid*/ @NonNull IntegerValue severity_0 = CGStringGetSeverityOperation.INSTANCE.evaluate(executor, PivotPackage.Literals.FEATURE___VALIDATE_NAME_IS_NOT_NULL__DIAGNOSTICCHAIN_MAP);
			final /*@NonInvalid*/ boolean le = OclComparableLessThanEqualOperation.INSTANCE.evaluate(executor, severity_0, PivotTables.INT_0).booleanValue();
			/*@NonInvalid*/ boolean symbol_0;
			if (le) {
				symbol_0 = true;
			}
			else {
				final /*@NonInvalid*/ @Nullable String name = this.getName();
				final /*@NonInvalid*/ boolean result = name != null;
				final /*@NonInvalid*/ boolean logDiagnostic = CGStringLogDiagnosticOperation.INSTANCE.evaluate(executor, TypeId.BOOLEAN, constraintName, this, (Object)null, diagnostics, context, (Object)null, severity_0, result, PivotTables.INT_0).booleanValue();
				symbol_0 = logDiagnostic;
			}
			return symbol_0;
		}
		catch (Throwable e) {
			return ValueUtil.validationFailedDiagnostic(constraintName, this, diagnostics, context, e);
		}
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean validateTypeIsNotInvalid(final DiagnosticChain diagnostics, final Map<Object, Object> context)
	{
		final @NonNull String constraintName = "Feature::TypeIsNotInvalid";
		try {
			/**
			 *
			 * inv TypeIsNotInvalid:
			 *   let severity : Integer[1] = constraintName.getSeverity()
			 *   in
			 *     if severity <= 0
			 *     then true
			 *     else
			 *       let result : Boolean[1] = type <> OclInvalid
			 *       in
			 *         constraintName.logDiagnostic(self, null, diagnostics, context, null, severity, result, 0)
			 *     endif
			 */
			final /*@NonInvalid*/ @NonNull Executor executor = PivotUtil.getExecutor(this);
			final /*@NonInvalid*/ @NonNull IdResolver idResolver = executor.getIdResolver();
			final /*@NonInvalid*/ @NonNull IntegerValue severity_0 = CGStringGetSeverityOperation.INSTANCE.evaluate(executor, PivotPackage.Literals.FEATURE___VALIDATE_TYPE_IS_NOT_INVALID__DIAGNOSTICCHAIN_MAP);
			final /*@NonInvalid*/ boolean le = OclComparableLessThanEqualOperation.INSTANCE.evaluate(executor, severity_0, PivotTables.INT_0).booleanValue();
			/*@NonInvalid*/ boolean symbol_0;
			if (le) {
				symbol_0 = true;
			}
			else {
				final /*@NonInvalid*/ org.eclipse.ocl.pivot.@NonNull Class TYP_OclInvalid_0 = idResolver.getClass(TypeId.OCL_INVALID, null);
				final /*@NonInvalid*/ @Nullable Type type = this.getType();
				final /*@NonInvalid*/ boolean result = (type != null) ? (type.getTypeId() != TYP_OclInvalid_0.getTypeId()) : true;
				final /*@NonInvalid*/ boolean logDiagnostic = CGStringLogDiagnosticOperation.INSTANCE.evaluate(executor, TypeId.BOOLEAN, constraintName, this, (Object)null, diagnostics, context, (Object)null, severity_0, result, PivotTables.INT_0).booleanValue();
				symbol_0 = logDiagnostic;
			}
			return symbol_0;
		}
		catch (Throwable e) {
			return ValueUtil.validationFailedDiagnostic(constraintName, this, diagnostics, context, e);
		}
	}

	/**
	 * <!-- begin-user-doc -->
	 * @since 1.3
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean validateTypeIsNotNull(final DiagnosticChain diagnostics, final Map<Object, Object> context)
	{
		final @NonNull String constraintName = "Feature::TypeIsNotNull";
		try {
			/**
			 *
			 * inv TypeIsNotNull:
			 *   let severity : Integer[1] = constraintName.getSeverity()
			 *   in
			 *     if severity <= 0
			 *     then true
			 *     else
			 *       let result : Boolean[1] = type <> null
			 *       in
			 *         constraintName.logDiagnostic(self, null, diagnostics, context, null, severity, result, 0)
			 *     endif
			 */
			final /*@NonInvalid*/ @NonNull Executor executor = PivotUtil.getExecutor(this);
			final /*@NonInvalid*/ @NonNull IntegerValue severity_0 = CGStringGetSeverityOperation.INSTANCE.evaluate(executor, PivotPackage.Literals.FEATURE___VALIDATE_TYPE_IS_NOT_NULL__DIAGNOSTICCHAIN_MAP);
			final /*@NonInvalid*/ boolean le = OclComparableLessThanEqualOperation.INSTANCE.evaluate(executor, severity_0, PivotTables.INT_0).booleanValue();
			/*@NonInvalid*/ boolean symbol_0;
			if (le) {
				symbol_0 = true;
			}
			else {
				final /*@NonInvalid*/ @Nullable Type type = this.getType();
				final /*@NonInvalid*/ boolean result = type != null;
				final /*@NonInvalid*/ boolean logDiagnostic = CGStringLogDiagnosticOperation.INSTANCE.evaluate(executor, TypeId.BOOLEAN, constraintName, this, (Object)null, diagnostics, context, (Object)null, severity_0, result, PivotTables.INT_0).booleanValue();
				symbol_0 = logDiagnostic;
			}
			return symbol_0;
		}
		catch (Throwable e) {
			return ValueUtil.validationFailedDiagnostic(constraintName, this, diagnostics, context, e);
		}
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public LibraryFeature getImplementation()
	{
		return implementation;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void setImplementation(LibraryFeature newImplementation)
	{
		LibraryFeature oldImplementation = implementation;
		implementation = newImplementation;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, 8, oldImplementation, implementation));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType)
	{
		switch (featureID)
		{
			case 0:
				return getAnnotatingComments();
			case 1:
				return getOwnedAnnotations();
			case 2:
				return getOwnedComments();
			case 3:
				return getOwnedExtensions();
			case 4:
				return getName();
			case 5:
				return isIsMany();
			case 6:
				return isIsRequired();
			case 7:
				if (resolve) return getType();
				return basicGetType();
			case 8:
				return getImplementation();
			case 9:
				return getImplementationClass();
			case 10:
				return isIsStatic();
		}
		return eDynamicGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@SuppressWarnings("unchecked")
	@Override
	public void eSet(int featureID, Object newValue)
	{
		switch (featureID)
		{
			case 0:
				getAnnotatingComments().clear();
				getAnnotatingComments().addAll((Collection<? extends Comment>)newValue);
				return;
			case 1:
				getOwnedAnnotations().clear();
				getOwnedAnnotations().addAll((Collection<? extends Element>)newValue);
				return;
			case 2:
				getOwnedComments().clear();
				getOwnedComments().addAll((Collection<? extends Comment>)newValue);
				return;
			case 3:
				getOwnedExtensions().clear();
				getOwnedExtensions().addAll((Collection<? extends ElementExtension>)newValue);
				return;
			case 4:
				setName((String)newValue);
				return;
			case 6:
				setIsRequired((Boolean)newValue);
				return;
			case 7:
				setType((Type)newValue);
				return;
			case 8:
				setImplementation((LibraryFeature)newValue);
				return;
			case 9:
				setImplementationClass((String)newValue);
				return;
			case 10:
				setIsStatic((Boolean)newValue);
				return;
		}
		eDynamicSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID)
	{
		switch (featureID)
		{
			case 0:
				getAnnotatingComments().clear();
				return;
			case 1:
				getOwnedAnnotations().clear();
				return;
			case 2:
				getOwnedComments().clear();
				return;
			case 3:
				getOwnedExtensions().clear();
				return;
			case 4:
				setName(NAME_EDEFAULT);
				return;
			case 6:
				setIsRequired(IS_REQUIRED_EDEFAULT);
				return;
			case 7:
				setType((Type)null);
				return;
			case 8:
				setImplementation(IMPLEMENTATION_EDEFAULT);
				return;
			case 9:
				setImplementationClass(IMPLEMENTATION_CLASS_EDEFAULT);
				return;
			case 10:
				setIsStatic(IS_STATIC_EDEFAULT);
				return;
		}
		eDynamicUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID)
	{
		switch (featureID)
		{
			case 0:
				return annotatingComments != null && !annotatingComments.isEmpty();
			case 1:
				return ownedAnnotations != null && !ownedAnnotations.isEmpty();
			case 2:
				return ownedComments != null && !ownedComments.isEmpty();
			case 3:
				return ownedExtensions != null && !ownedExtensions.isEmpty();
			case 4:
				return NAME_EDEFAULT == null ? name != null : !NAME_EDEFAULT.equals(name);
			case 5:
				return isIsMany() != IS_MANY_EDEFAULT;
			case 6:
				return ((eFlags & IS_REQUIRED_EFLAG) != 0) != IS_REQUIRED_EDEFAULT;
			case 7:
				return type != null;
			case 8:
				return IMPLEMENTATION_EDEFAULT == null ? implementation != null : !IMPLEMENTATION_EDEFAULT.equals(implementation);
			case 9:
				return IMPLEMENTATION_CLASS_EDEFAULT == null ? implementationClass != null : !IMPLEMENTATION_CLASS_EDEFAULT.equals(implementationClass);
			case 10:
				return ((eFlags & IS_STATIC_EFLAG) != 0) != IS_STATIC_EDEFAULT;
		}
		return eDynamicIsSet(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	@SuppressWarnings("unchecked")
	public Object eInvoke(int operationID, EList<?> arguments) throws InvocationTargetException
	{
		switch (operationID)
		{
			case 0:
				return allOwnedElements();
			case 1:
				return getValue((Type)arguments.get(0), (String)arguments.get(1));
			case 2:
				return CompatibleBody((ValueSpecification)arguments.get(0));
			case 3:
				return validateNameIsNotNull((DiagnosticChain)arguments.get(0), (Map<Object, Object>)arguments.get(1));
			case 4:
				return validateTypeIsNotInvalid((DiagnosticChain)arguments.get(0), (Map<Object, Object>)arguments.get(1));
			case 5:
				return validateTypeIsNotNull((DiagnosticChain)arguments.get(0), (Map<Object, Object>)arguments.get(1));
		}
		return eDynamicInvoke(operationID, arguments);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated NOT
	 */
	@Override
	public String toString()
	{
		return super.toString();
	}

	@Override
	public <R> R accept(@NonNull Visitor<R> visitor) {
		return visitor.visitFeature(this);
	}
} //FeatureImpl