/*
* Copyright 2013 (c) MuleSoft, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
* either express or implied. See the License for the specific
* language governing permissions and limitations under the License.
*/
package org.raml.parser.rule;
import java.util.ArrayList;
import java.util.List;
import org.yaml.snakeyaml.nodes.ScalarNode;
public class EnumModifierRule extends SimpleRule
{
private SimpleRule enumRule;
private List<String> enumTypes;
public EnumModifierRule(String ruleName, List<String> enumTypes, SimpleRule enumRule)
{
super(ruleName, Integer.class);
this.enumTypes = enumTypes;
this.enumRule = enumRule;
}
@Override
public List<ValidationResult> validateKey(ScalarNode key)
{
List<ValidationResult> validationResults = new ArrayList<ValidationResult>();
ScalarNode enumValueNode = enumRule.getValueNode();
String messageTypes = generateMessageTypes();
if (enumValueNode == null)
{
validationResults.add(ValidationResult.createErrorResult(enumRule.getName() + " must exist first, and it must be of type" + messageTypes, key.getStartMark(), key.getEndMark()));
}
if (enumValueNode != null && !enumTypes.contains(enumRule.getValueNode().getValue()))
{
validationResults.add(ValidationResult.createErrorResult(enumRule.getName() + " must be of type" + messageTypes, key.getStartMark(), key.getEndMark()));
}
validationResults.addAll(super.validateKey(key));
if (ValidationResult.areValid(validationResults))
{
setKeyNode(key);
}
return validationResults;
}
private String generateMessageTypes()
{
StringBuilder types = new StringBuilder();
for (int i = 0; i < enumTypes.size() - 1; i++)
{
types.append(" " + enumTypes.get(i) + " or");
}
types.append(" " + enumTypes.get(enumTypes.size() - 1));
return types.toString();
}
@Override
public List<ValidationResult> doValidateValue(ScalarNode value)
{
String valueNode = value.getValue();
List<ValidationResult> validationResults = new ArrayList<ValidationResult>();
try
{
Integer.parseInt(valueNode);
}
catch (NumberFormatException nfe)
{
validationResults.add(ValidationResult.createErrorResult(getName() + " can only contain integer values greater than zero", value.getStartMark(), value.getEndMark()));
}
validationResults.addAll(super.doValidateValue(value));
return validationResults;
}
}