/*
* ModeShape (http://www.modeshape.org)
*
* 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.modeshape.jboss.subsystem;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.operations.validation.ModelTypeValidator;
import org.jboss.dmr.ModelNode;
import org.jboss.dmr.ModelType;
import org.modeshape.jcr.RepositoryConfiguration;
/**
* A ParameterValidator that validates a value as a correctly-formatted projection path expression.
*/
public class ProjectionValidator extends ModelTypeValidator {
/**
* Creates a ParameterValidator that allows values that are correctly-formatted projection path expressions
*
* @param nullable whether {@link org.jboss.dmr.ModelType#UNDEFINED} is allowed
*/
public ProjectionValidator( boolean nullable ) {
super(ModelType.STRING, nullable, true, true);
}
@Override
public void validateParameter( String parameterName,
ModelNode value ) throws OperationFailedException {
super.validateParameter(parameterName, value);
String valueString = value.asString();
if (!RepositoryConfiguration.PROJECTION_PATH_EXPRESSION_PATTERN.matcher(valueString).matches()) {
throw new OperationFailedException(valueString + " is not a valid projection expression");
}
}
}