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/*******************************************************************************
* Copyright (c) 2010-2015, Zoltan Ujhelyi, Marton Bur, Istvan Rath and Daniel Varro
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* http://www.eclipse.org/legal/epl-v20.html.
*
* SPDX-License-Identifier: EPL-2.0
*******************************************************************************/
package tools.refinery.viatra.runtime.localsearch.matcher;
import java.util.Set;
import tools.refinery.viatra.runtime.matchers.backend.QueryEvaluationHint;
import tools.refinery.viatra.runtime.matchers.psystem.queries.PParameter;
import tools.refinery.viatra.runtime.matchers.psystem.queries.PQuery;
public class MatcherReference {
final PQuery query;
final Set<PParameter> adornment;
/**
* Hints that can override the callee's own hints. This field is intentionally left out from hashCode and equals
*/
final QueryEvaluationHint hints;
/**
* @since 1.4
*/
public MatcherReference(PQuery query, Set<PParameter> adornment, QueryEvaluationHint hints) {
super();
this.query = query;
this.adornment = adornment;
this.hints = hints;
}
public MatcherReference(PQuery query, Set<PParameter> adornment){
this(query, adornment, null);
}
public PQuery getQuery() {
return query;
}
public Set<PParameter> getAdornment() {
return adornment;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((adornment == null) ? 0 : adornment.hashCode());
result = prime * result + ((query == null) ? 0 : query.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
MatcherReference other = (MatcherReference) obj;
if (adornment == null) {
if (other.adornment != null)
return false;
} else if (!adornment.equals(other.adornment))
return false;
if (query == null) {
if (other.query != null)
return false;
} else if (!query.equals(other.query))
return false;
return true;
}
/**
* @return the hints to override the called reference's own hints with. Can be null.
* @since 1.4
*/
public QueryEvaluationHint getHints() {
return hints;
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append(query.getFullyQualifiedName());
sb.append("(");
for(PParameter p : query.getParameters()){
sb.append(adornment.contains(p) ? "b" : "f");
}
sb.append(")");
return sb.toString();
}
}
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