package org.jboss.as.logging.validators;
import java.util.regex.Pattern;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.operations.validation.ModelTypeValidator;
import org.jboss.dmr.ModelNode;
import org.jboss.dmr.ModelType;
/**
* A validator that accepts a pattern to test the {@link org.jboss.dmr.ModelNode#asString() string value parameter.
*
* @author <a href="mailto:jperkins@redhat.com">James R. Perkins</a>
*/
public class RegexValidator extends ModelTypeValidator {
private final Pattern pattern;
public RegexValidator(final ModelType type, final boolean nullable, final boolean allowExpressions, final String pattern) {
super(type, nullable, allowExpressions);
this.pattern = Pattern.compile(pattern, Pattern.CASE_INSENSITIVE);
}
@Override
public void validateParameter(String parameterName, ModelNode value) throws OperationFailedException {
super.validateParameter(parameterName, value);
if (value.isDefined()) {
final String stringValue = value.asString();
if (!pattern.matcher(stringValue).matches()) {
throw new OperationFailedException("Does not match pattern");
}
}
}
}