/**
 * <copyright>
 *
 * Copyright (c) 2013, 2019 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
 *
 * </copyright>
 */
package org.eclipse.qvtd.pivot.qvtimperative.impl;

import java.lang.reflect.InvocationTargetException;
import java.util.Map;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.NotificationChain;
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.InternalEObject;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.jdt.annotation.Nullable;
import org.eclipse.ocl.pivot.OCLExpression;
import org.eclipse.ocl.pivot.Type;
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.internal.NamedElementImpl;
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;
import org.eclipse.ocl.pivot.values.InvalidValueException;
import org.eclipse.qvtd.pivot.qvtimperative.CheckStatement;
import org.eclipse.qvtd.pivot.qvtimperative.QVTimperativePackage;
import org.eclipse.qvtd.pivot.qvtimperative.QVTimperativeTables;
import org.eclipse.qvtd.pivot.qvtimperative.util.QVTimperativeVisitor;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Check Statement</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link org.eclipse.qvtd.pivot.qvtimperative.impl.CheckStatementImpl#getOwnedExpression <em>Owned Expression</em>}</li>
 * </ul>
 *
 * @generated
 */
public class CheckStatementImpl extends ObservableStatementImpl implements CheckStatement {
	/**
	 * The number of structural features of the '<em>Check Statement</em>' class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	public static final int CHECK_STATEMENT_FEATURE_COUNT = ObservableStatementImpl.OBSERVABLE_STATEMENT_FEATURE_COUNT + 1;
	/**
	 * The number of operations of the '<em>Check Statement</em>' class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	public static final int CHECK_STATEMENT_OPERATION_COUNT = ObservableStatementImpl.OBSERVABLE_STATEMENT_OPERATION_COUNT + 1;
	/**
	 * The cached value of the '{@link #getOwnedExpression() <em>Owned Expression</em>}' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getOwnedExpression()
	 * @generated
	 * @ordered
	 */
	protected OCLExpression ownedExpression;
	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected CheckStatementImpl() {
		super();
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public OCLExpression getOwnedExpression() {
		return ownedExpression;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetOwnedExpression(OCLExpression newOwnedExpression, NotificationChain msgs) {
		OCLExpression oldOwnedExpression = ownedExpression;
		ownedExpression = newOwnedExpression;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, NamedElementImpl.NAMED_ELEMENT_FEATURE_COUNT + 1, oldOwnedExpression, newOwnedExpression);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void setOwnedExpression(OCLExpression newOwnedExpression) {
		if (newOwnedExpression != ownedExpression) {
			NotificationChain msgs = null;
			if (ownedExpression != null)
				msgs = ((InternalEObject)ownedExpression).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - (NamedElementImpl.NAMED_ELEMENT_FEATURE_COUNT + 1), null, msgs);
			if (newOwnedExpression != null)
				msgs = ((InternalEObject)newOwnedExpression).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - (NamedElementImpl.NAMED_ELEMENT_FEATURE_COUNT + 1), null, msgs);
			msgs = basicSetOwnedExpression(newOwnedExpression, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, NamedElementImpl.NAMED_ELEMENT_FEATURE_COUNT + 1, newOwnedExpression, newOwnedExpression));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean validateTypeIsBoolean(final DiagnosticChain diagnostics, final Map<Object, Object> context) {
		final @NonNull String constraintName = "CheckStatement::TypeIsBoolean";
		try {
			/**
			 *
			 * inv TypeIsBoolean:
			 *   let severity : Integer[1] = constraintName.getSeverity()
			 *   in
			 *     if severity <= 0
			 *     then true
			 *     else
			 *       let result : Boolean[1] = ownedExpression.type = Boolean
			 *       in
			 *         constraintName.logDiagnostic(self, null, diagnostics, context, null, severity, result, 0)
			 *     endif
			 */
			final /*@NonInvalid*/ @NonNull Executor executor = PivotUtil.getExecutor(this, context);
			final /*@NonInvalid*/ @NonNull IdResolver idResolver = executor.getIdResolver();
			/*@Caught*/ @NonNull Object CAUGHT_severity_0;
			try {
				final /*@Thrown*/ @NonNull IntegerValue severity_0 = CGStringGetSeverityOperation.INSTANCE.evaluate(executor, QVTimperativePackage.Literals.CHECK_STATEMENT___VALIDATE_TYPE_IS_BOOLEAN__DIAGNOSTICCHAIN_MAP);
				CAUGHT_severity_0 = severity_0;
			}
			catch (Exception e) {
				CAUGHT_severity_0 = ValueUtil.createInvalidValue(e);
			}
			if (CAUGHT_severity_0 instanceof InvalidValueException) {
				throw (InvalidValueException)CAUGHT_severity_0;
			}
			final /*@Thrown*/ boolean le = OclComparableLessThanEqualOperation.INSTANCE.evaluate(executor, CAUGHT_severity_0, QVTimperativeTables.INT_0).booleanValue();
			/*@NonInvalid*/ boolean symbol_0;
			if (le) {
				symbol_0 = ValueUtil.TRUE_VALUE;
			}
			else {
				final /*@NonInvalid*/ org.eclipse.ocl.pivot.@NonNull Class TYP_Boolean = idResolver.getClass(TypeId.BOOLEAN, null);
				@SuppressWarnings("null")
				final /*@NonInvalid*/ @NonNull OCLExpression ownedExpression = this.getOwnedExpression();
				final /*@NonInvalid*/ @Nullable Type type = ownedExpression.getType();
				final /*@NonInvalid*/ boolean result = (type != null) ? (type.getTypeId() == TYP_Boolean.getTypeId()) : false;
				final /*@NonInvalid*/ boolean logDiagnostic = CGStringLogDiagnosticOperation.INSTANCE.evaluate(executor, TypeId.BOOLEAN, constraintName, this, (Object)null, diagnostics, context, (Object)null, CAUGHT_severity_0, result, QVTimperativeTables.INT_0).booleanValue();
				symbol_0 = logDiagnostic;
			}
			return Boolean.TRUE == symbol_0;
		}
		catch (Throwable e) {
			return ValueUtil.validationFailedDiagnostic(constraintName, this, diagnostics, context, e);
		}
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case NamedElementImpl.NAMED_ELEMENT_FEATURE_COUNT + 1:
				return basicSetOwnedExpression(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 NamedElementImpl.NAMED_ELEMENT_FEATURE_COUNT + 1:
				return getOwnedExpression();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case NamedElementImpl.NAMED_ELEMENT_FEATURE_COUNT + 1:
				setOwnedExpression((OCLExpression)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case NamedElementImpl.NAMED_ELEMENT_FEATURE_COUNT + 1:
				setOwnedExpression((OCLExpression)null);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case NamedElementImpl.NAMED_ELEMENT_FEATURE_COUNT + 1:
				return ownedExpression != null;
		}
		return super.eIsSet(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	@SuppressWarnings("unchecked")
	public Object eInvoke(int operationID, EList<?> arguments) throws InvocationTargetException {
		switch (operationID) {
			case NamedElementImpl.NAMED_ELEMENT_OPERATION_COUNT + 1:
				return validateTypeIsBoolean((DiagnosticChain)arguments.get(0), (Map<Object, Object>)arguments.get(1));
		}
		return super.eInvoke(operationID, arguments);
	}

	/**
	 * {@inheritDoc}
	 * @generated
	 */
	@SuppressWarnings("unchecked")
	@Override
	public <R> R accept(@NonNull Visitor<R> visitor) {
		return (R) ((QVTimperativeVisitor<?>)visitor).visitCheckStatement(this);
	}

} //CheckStatementImpl