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/*******************************************************************************
* Copyright (c) 2012 protos software gmbh (http://www.protos.de).
* 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:
* Juergen Haug
*
*******************************************************************************/
package org.eclipse.etrice.core.validation;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EReference;
import org.eclipse.etrice.core.config.ActorClassConfig;
import org.eclipse.etrice.core.config.ActorInstanceConfig;
import org.eclipse.etrice.core.config.AttrClassConfig;
import org.eclipse.etrice.core.config.AttrConfig;
import org.eclipse.etrice.core.config.AttrInstanceConfig;
import org.eclipse.etrice.core.config.BooleanLiteral;
import org.eclipse.etrice.core.config.ConfigModel;
import org.eclipse.etrice.core.config.ConfigPackage;
import org.eclipse.etrice.core.config.IntLiteral;
import org.eclipse.etrice.core.config.Literal;
import org.eclipse.etrice.core.config.NumberLiteral;
import org.eclipse.etrice.core.config.RealLiteral;
import org.eclipse.etrice.core.config.RefPath;
import org.eclipse.etrice.core.config.StringLiteral;
import org.eclipse.etrice.core.config.util.ConfigUtil;
import org.eclipse.etrice.core.room.ActorClass;
import org.eclipse.etrice.core.room.ActorContainerClass;
import org.eclipse.etrice.core.room.Attribute;
import org.eclipse.etrice.core.room.DataType;
import org.eclipse.etrice.core.room.LiteralType;
import org.eclipse.etrice.core.room.PrimitiveType;
import org.eclipse.xtext.validation.Check;
public class ConfigJavaValidator extends AbstractConfigJavaValidator {
@Check
public void checkConfigModel(ConfigModel model) {
// duplicate class config check
Set<ActorClass> actorClasses = new HashSet<ActorClass>();
for (ActorClassConfig classConfig : model.getActorClassConfigs()) {
if (actorClasses.contains(classConfig.getActor()))
error("duplicate class config", model,
ConfigPackage.Literals.CONFIG_MODEL__CONFIG_ELEMENTS,
model.getConfigElements().indexOf(classConfig));
else
actorClasses.add(classConfig.getActor());
}
// duplicate instance config check
Set<String> instanceRefs = new HashSet<String>();
for (ActorInstanceConfig instanceConfig : model
.getActorInstanceConfigs()) {
String ref = instanceConfig.getRoot().getName()
+ refPathToString(instanceConfig.getPath());
if (instanceRefs.contains(ref))
error("duplicate instance config", model,
ConfigPackage.Literals.CONFIG_MODEL__CONFIG_ELEMENTS,
model.getConfigElements().indexOf(instanceConfig));
else
instanceRefs.add(ref);
}
}
@Check
public void checkActorClassConfig(ActorClassConfig config) {
checkDuplicateAttributes(config.getAttributes(),
ConfigPackage.Literals.ACTOR_CLASS_CONFIG__ATTRIBUTES);
}
@Check
public void checkActorInstanceConfig(ActorInstanceConfig config) {
ActorContainerClass root = config.getRoot();
if (root != null && !root.eIsProxy()) {
RefPath path = config.getPath();
if (path != null) {
String invalidSegment = ConfigUtil.checkPath(root, path);
if (invalidSegment != null)
error("no match for segment '" + invalidSegment + "'",
ConfigPackage.eINSTANCE
.getActorInstanceConfig_Path());
}
}
checkDuplicateAttributes(config.getAttributes(),
ConfigPackage.Literals.ACTOR_INSTANCE_CONFIG__ATTRIBUTES);
}
private void checkDuplicateAttributes(
List<? extends AttrConfig> attrConfigs, EReference ref) {
Set<Attribute> attributes = new HashSet<Attribute>();
for (AttrConfig config : attrConfigs) {
if (attributes.contains(config.getAttribute()))
error("duplicate attribute entry", ref,
attrConfigs.indexOf(config));
else
attributes.add(config.getAttribute());
}
}
@Check
public void checkAttrConfig(AttrConfig config) {
Attribute attr = config.getAttribute();
if (attr == null)
return;
DataType type = attr.getRefType().getType();
if (type instanceof PrimitiveType) {
PrimitiveType primitive = (PrimitiveType) type;
checkAttrConfigValue(primitive, config);
}
}
@Check
public void checkAttrClassConfig(AttrClassConfig config) {
Attribute attr = config.getAttribute();
if (attr == null)
return;
DataType type = attr.getRefType().getType();
if (type instanceof PrimitiveType) {
PrimitiveType primitive = (PrimitiveType) type;
checkAttrConfigMin(primitive, config);
checkAttrConfigMax(primitive, config);
}
}
@Check
public void checkAttrInstanceConfig(AttrInstanceConfig config) {
}
private void checkAttrConfigValue(PrimitiveType primitive, AttrConfig config) {
Literal value = config.getValue();
if (value == null)
return;
EReference valueRef = ConfigPackage.eINSTANCE.getAttrConfig_Value();
LiteralType type = primitive.getType();
Attribute attribute = config.getAttribute();
// type check
switch (type) {
case BOOL:
if (!(value instanceof BooleanLiteral))
error("must be boolean value", valueRef);
break;
case REAL:
if (!(value instanceof NumberLiteral))
error("must be an integer or real value", valueRef);
break;
case INT:
if (!(value instanceof IntLiteral))
error("must be an integer", valueRef);
break;
case CHAR:
if (!(value instanceof StringLiteral))
error("must be a string", valueRef);
else {
StringLiteral strValue = (StringLiteral) value;
int maxLength = attribute.getSize() + 1;
if (maxLength < strValue.getValue().length())
error("too many characters - maximal length is "
+ maxLength, valueRef);
}
break;
}
// numeric check
if ((type == LiteralType.INT || type == LiteralType.REAL)
&& value instanceof NumberLiteral) {
ActorClassConfig classConfig = null;
if (config.eContainer() instanceof ActorInstanceConfig) {
ActorInstanceConfig actorConfig = (ActorInstanceConfig) config
.eContainer();
ActorContainerClass actorClass = ConfigUtil.resolve(
actorConfig.getRoot(), actorConfig.getPath());
// find ActorClassConfig
ConfigModel model = getConfigModel(actorConfig);
for (ActorClassConfig cf : model.getActorClassConfigs()) {
if (cf.getActor().equals(actorClass)) {
classConfig = cf;
break;
}
}
} else if (config.eContainer() instanceof ActorClassConfig)
classConfig = (ActorClassConfig) config.eContainer();
AttrClassConfig attrClassConfig = null;
if (classConfig != null) {
for (AttrClassConfig acf : classConfig.getAttributes())
if (config.getAttribute().equals(acf.getAttribute())) {
attrClassConfig = acf;
break;
}
}
if (attrClassConfig != null) {
NumberLiteral min = attrClassConfig.getMin();
NumberLiteral max = attrClassConfig.getMax();
double dValue = ConfigUtil
.literalToDouble((NumberLiteral) value);
if (min != null) {
double dMin = ConfigUtil.literalToDouble(min);
if (dMin > dValue)
error("value is less than minimum", valueRef);
}
if (max != null) {
double dMax = ConfigUtil.literalToDouble(max);
if (dMax < dValue)
error("value exceeds maximum", valueRef);
}
}
}
}
private void checkAttrConfigMin(PrimitiveType primitive,
AttrClassConfig config) {
NumberLiteral min = config.getMin();
if (min == null)
return;
EReference minRef = ConfigPackage.eINSTANCE.getAttrClassConfig_Min();
LiteralType type = primitive.getType();
switch (type) {
case INT:
if (config instanceof RealLiteral)
error("must be an integer", minRef);
break;
default:
if (config != null)
error("no minimum allowed", minRef);
}
if (type == LiteralType.INT || type == LiteralType.REAL) {
// check room default if config default is not set
if (config.getValue() == null) {
double dMin = ConfigUtil.literalToDouble(min);
String defaultValue = config.getAttribute()
.getDefaultValueLiteral();
try {
double dDefaulValue = Double.parseDouble(defaultValue);
if (dMin > dDefaulValue)
error("default value in ROOM model is less than this minimun",
minRef);
} catch (NumberFormatException e) {
}
}
}
}
private void checkAttrConfigMax(PrimitiveType primitive,
AttrClassConfig config) {
NumberLiteral max = config.getMin();
if (max == null)
return;
EReference maxRef = ConfigPackage.eINSTANCE.getAttrClassConfig_Max();
LiteralType type = primitive.getType();
switch (type) {
case INT:
if (max instanceof RealLiteral)
error("must be an integer", maxRef);
break;
default:
if (max != null)
error("no maximum allowed", maxRef);
}
if (type == LiteralType.INT || type == LiteralType.REAL) {
// check room default if config default is not set
if (config.getValue() == null) {
double dMax = ConfigUtil.literalToDouble(max);
String defaultValue = config.getAttribute()
.getDefaultValueLiteral();
try {
double dDefaulValue = Double.parseDouble(defaultValue);
if (dMax < dDefaulValue)
error("default value in ROOM model exceeds this maximum",
maxRef);
} catch (NumberFormatException e) {
}
}
}
}
private ConfigModel getConfigModel(EObject object) {
EObject root = object;
while (root.eContainer() != null)
root = root.eContainer();
return (ConfigModel) root;
}
private String refPathToString(RefPath path) {
String str = "";
for (String s : path.getRefs())
str += "/" + s;
return str;
}
}
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