/**
* Copyright (c) 2009 - 2012 Red Hat, Inc.
*
* This software is licensed to you under the GNU General Public License,
* version 2 (GPLv2). There is NO WARRANTY for this software, express or
* implied, including the implied warranties of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. You should have received a copy of GPLv2
* along with this software; if not, see
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
*
* Red Hat trademarks are not licensed under GPLv2. No permission is
* granted to use or replicate Red Hat trademarks that are incorporated
* in this software or its documentation.
*/
package org.candlepin.util;
import org.candlepin.common.exceptions.BadRequestException;
import org.candlepin.model.ContentOverride;
import org.candlepin.policy.js.override.OverrideRules;
import com.google.inject.Inject;
import org.apache.commons.lang.StringUtils;
import org.xnap.commons.i18n.I18n;
import java.util.Collection;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Set;
/**
* ContentOverrideValidator utility class used to validate
* ContentOverride and its subclasses. Includes column length
* checking and overrideRules to check against blacklisted
* name overrides
*/
public class ContentOverrideValidator {
private static final int MAX_COL_LENGTH = 255;
private I18n i18n;
private OverrideRules overrideRules;
@Inject
public ContentOverrideValidator(I18n i18n,
OverrideRules overrideRules) {
this.i18n = i18n;
this.overrideRules = overrideRules;
}
public void validate(Collection<? extends ContentOverride> overrides) {
Set<String> invalidOverrides = new HashSet<String>();
for (ContentOverride override : overrides) {
if (!overrideRules.canOverrideForConsumer(override.getName())) {
invalidOverrides.add(override.getName());
}
}
if (!invalidOverrides.isEmpty()) {
String error = i18n.tr("Not allowed to override values for: {0}",
StringUtils.join(invalidOverrides, ", "));
throw new BadRequestException(error);
}
}
public void validate(ContentOverride override) {
List<ContentOverride> tmpList = new LinkedList<ContentOverride>();
tmpList.add(override);
validate(tmpList);
}
}