/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.controller.operations.validation;
import org.jboss.as.controller.logging.ControllerLogger;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.dmr.ModelNode;
import org.jboss.dmr.ModelType;
/**
* Validates that a parameter is a byte[] of an acceptable length.
*
* @author Brian Stansberry (c) 2011 Red Hat Inc.
*/
public class BytesValidator extends ModelTypeValidator implements MinMaxValidator{
public static BytesValidator createSha1(final boolean nullable) {
return new BytesValidator(20, 20, nullable);
}
private final int min;
private final int max;
/**
* Creates a BytesValidator that allows potentially more than one type.
* @param min the minimum length of the byte[]
* @param max the maximum length of the byte[]
* @param nullable whether an undefined value is allowed
*/
public BytesValidator(final int min, final int max, final boolean nullable) {
super(ModelType.BYTES, nullable);
this.min = min;
this.max = max;
}
/**
* Creates a BytesValidator
* @param min the minimum length of the byte[]
* @param max the maximum length of the byte[]
* @param otherValidTypes additional valid types (i.e one of those whose value can convert to a byte[].) May be {@code null}
*/
public BytesValidator(final int min, final int max, final ModelType... otherValidTypes) {
super(false, false, false, ModelType.BYTES, otherValidTypes);
this.min = min;
this.max = max;
}
@Override
public Long getMin() {
return (long) min;
}
@Override
public Long getMax() {
return (long) max;
}
/**
* {@inheritDoc}
*/
@Override
public void validateParameter(String parameterName, ModelNode value) throws OperationFailedException {
super.validateParameter(parameterName, value);
if (value.isDefined() && value.getType() != ModelType.EXPRESSION) {
byte[] val = value.asBytes();
if (val.length < min) {
throw new OperationFailedException(ControllerLogger.ROOT_LOGGER.invalidMinSize(val.length, parameterName, min));
}
else if (val.length > max) {
throw new OperationFailedException(ControllerLogger.ROOT_LOGGER.invalidMaxSize(val.length, parameterName, max));
}
}
}
}