/*******************************************************************************
* Copyright (c) 2008, 2011 IBM Corporation, Zeligsoft Inc., 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:
* IBM - Initial API and implementation
* Zeligsoft - Bug 207365
*******************************************************************************/
package org.eclipse.ocl.expressions.operations;
import java.util.Map;
import org.eclipse.emf.common.util.BasicDiagnostic;
import org.eclipse.emf.common.util.Diagnostic;
import org.eclipse.emf.common.util.DiagnosticChain;
import org.eclipse.ocl.Environment;
import org.eclipse.ocl.expressions.IterateExp;
import org.eclipse.ocl.expressions.OCLExpression;
import org.eclipse.ocl.expressions.Variable;
import org.eclipse.ocl.expressions.util.ExpressionsValidator;
import org.eclipse.ocl.internal.l10n.OCLMessages;
import org.eclipse.ocl.util.OCLUtil;
import org.eclipse.ocl.util.TypeUtil;
/**
* <!-- begin-user-doc -->
* A static utility class that provides operations related to '<em><b>Iterate Exp</b></em>' model objects.
* <!-- end-user-doc -->
*
* <p>
* The following operations are supported:
* </p>
* <ul>
* <li>{@link org.eclipse.ocl.expressions.IterateExp#checkIterateType(org.eclipse.emf.common.util.DiagnosticChain, java.util.Map) <em>Check Iterate Type</em>}</li>
* <li>{@link org.eclipse.ocl.expressions.IterateExp#checkBodyType(org.eclipse.emf.common.util.DiagnosticChain, java.util.Map) <em>Check Body Type</em>}</li>
* <li>{@link org.eclipse.ocl.expressions.IterateExp#checkResultInit(org.eclipse.emf.common.util.DiagnosticChain, java.util.Map) <em>Check Result Init</em>}</li>
* </ul>
*
* @generated
*/
public class IterateExpOperations
extends LoopExpOperations {
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected IterateExpOperations() {
super();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* <!-- begin-model-doc -->
* type = result.type
* @param iterateExp The receiving '<em><b>Iterate Exp</b></em>' model object.
* @param diagnostics The chain of diagnostics to which problems are to be appended.
* @param context The cache of context-specific information.
* <!-- end-model-doc -->
* @generated NOT
*/
public static <C, PM> boolean checkIterateType(IterateExp<C, PM> iterateExp,
DiagnosticChain diagnostics, Map<Object, Object> context) {
boolean result = true;
String message = null;
Environment<?, C, ?, ?, PM, ?, ?, ?, ?, ?, ?, ?> env = OCLUtil
.getValidationEnvironment(iterateExp, context);
Variable<C, PM> vd = iterateExp.getResult();
C type = iterateExp.getType();
if ((vd != null) && (type != null) && (vd.getType() != null)) {
if (!TypeUtil.exactTypeMatch(env, type, vd.getType())) {
result = false;
message = OCLMessages.bind(
OCLMessages.TypeConformanceIterateExp_ERROR_,
iterateExp.toString());
}
}
if (!result) {
if (diagnostics != null) {
diagnostics.add(new BasicDiagnostic(Diagnostic.ERROR,
ExpressionsValidator.DIAGNOSTIC_SOURCE,
ExpressionsValidator.ITERATE_EXP__ITERATE_TYPE, message,
new Object[]{iterateExp}));
}
}
return result;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* <!-- begin-model-doc -->
* body.type.conformsTo(result.type)
* @param iterateExp The receiving '<em><b>Iterate Exp</b></em>' model object.
* @param diagnostics The chain of diagnostics to which problems are to be appended.
* @param context The cache of context-specific information.
* <!-- end-model-doc -->
* @generated NOT
*/
public static <C, PM> boolean checkBodyType(IterateExp<C, PM> iterateExp,
DiagnosticChain diagnostics, Map<Object, Object> context) {
boolean result = true;
String message = null;
Environment<?, C, ?, ?, PM, ?, ?, ?, ?, ?, ?, ?> env = OCLUtil
.getValidationEnvironment(iterateExp, context);
Variable<C, PM> vd = iterateExp.getResult();
OCLExpression<C> body = iterateExp.getBody();
if ((vd != null) && (body != null) && (vd.getType() != null)
&& (body.getType() != null)) {
if (!TypeUtil.compatibleTypeMatch(env, body.getType(),
vd.getType())) {
result = false;
message = OCLMessages.bind(
OCLMessages.TypeConformanceIterateExpBody_ERROR_,
iterateExp.toString());
}
}
if (!result) {
if (diagnostics != null) {
diagnostics.add(new BasicDiagnostic(Diagnostic.ERROR,
ExpressionsValidator.DIAGNOSTIC_SOURCE,
ExpressionsValidator.ITERATE_EXP__BODY_TYPE, message,
new Object[]{iterateExp}));
}
}
return result;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* <!-- begin-model-doc -->
* self.result.initExpression->size() = 1
* @param iterateExp The receiving '<em><b>Iterate Exp</b></em>' model object.
* @param diagnostics The chain of diagnostics to which problems are to be appended.
* @param context The cache of context-specific information.
* <!-- end-model-doc -->
* @generated NOT
*/
public static <C, PM> boolean checkResultInit(IterateExp<C, PM> iterateExp,
DiagnosticChain diagnostics, Map<Object, Object> context) {
boolean result = true;
String message = null;
Variable<C, PM> vd = iterateExp.getResult();
if ((vd != null) && (vd.getInitExpression() == null)) {
result = false;
message = OCLMessages.bind(OCLMessages.MissingInitIterateExp_ERROR_,
iterateExp.toString());
}
if (!result) {
if (diagnostics != null) {
diagnostics.add(new BasicDiagnostic(Diagnostic.ERROR,
ExpressionsValidator.DIAGNOSTIC_SOURCE,
ExpressionsValidator.ITERATE_EXP__RESULT_INIT, message,
new Object[]{iterateExp}));
}
}
return result;
}
} // IterateExpOperations