org.drools.core.rule.DuplicateRuleNameException Maven / Gradle / Ivy
/*
* Copyright 2005 Red Hat, Inc. and/or its affiliates.
*
* 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.drools.core.rule;
import org.drools.core.definitions.rule.impl.RuleImpl;
/**
* Indicates an attempt to add a Rule to a Package
* that already contains a Rule with the same name.
*
* @see Rule
* @see Package
*/
public class DuplicateRuleNameException extends RuleConstructionException {
private static final long serialVersionUID = 510l;
/** The rule-set. */
private Package pkg;
/** The member rule. */
private RuleImpl originalRule;
/** The conflicting rule. */
private RuleImpl conflictingRule;
/**
* @see java.lang.Exception#Exception()
*
* @param pkg
* The Package.
* @param originalRule
* The Rule already in the Package.
* @param conflictingRule
* The new, conflicting Rule.
*/
public DuplicateRuleNameException(final Package pkg,
final RuleImpl originalRule,
final RuleImpl conflictingRule) {
super( createMessage( pkg,
conflictingRule ) );
this.pkg = pkg;
this.originalRule = originalRule;
this.conflictingRule = conflictingRule;
}
/**
* @see java.lang.Exception#Exception(Throwable cause)
*
* @param pkg
* The Package.
* @param originalRule
* The Rule already in the Package.
* @param conflictingRule
* The new, conflicting Rule.
*/
public DuplicateRuleNameException(final Package pkg,
final RuleImpl originalRule,
final RuleImpl conflictingRule,
final Throwable cause) {
super( createMessage( pkg,
conflictingRule ),
cause );
this.pkg = pkg;
this.originalRule = originalRule;
this.conflictingRule = conflictingRule;
}
/**
* Retrieve the Package.
*
* @return The Package.
*/
public Package getPackage() {
return this.pkg;
}
/**
* Retrieve the original Rule in the Package.
*
* @return The Rule.
*/
public RuleImpl getOriginalRule() {
return this.originalRule;
}
/**
* Retrieve the new conflicting Rule.
*
* @return The Rule.
*/
public RuleImpl getConflictingRule() {
return this.conflictingRule;
}
private static String createMessage(final Package pkg,
final RuleImpl rule) {
return "Package " + ((pkg.getName() != null) ? pkg.getName() : "") + " already contains rule with name " + rule.getName();
}
}