/
Restriction.java
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/
Restriction.java
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/*
* Copyright (c) 2010-2013 Evolveum
*
* 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 com.evolveum.midpoint.repo.sql.query.restriction;
import com.evolveum.midpoint.prism.query.ObjectFilter;
import com.evolveum.midpoint.prism.query.ObjectQuery;
import com.evolveum.midpoint.repo.sql.query.QueryContext;
import com.evolveum.midpoint.repo.sql.query.QueryException;
import org.hibernate.criterion.Criterion;
/**
* @author lazyman
*/
public abstract class Restriction<T extends ObjectFilter> {
private QueryContext context;
private Restriction parent;
private T filter;
public T getFilter() {
return filter;
}
public void setFilter(T filter) {
this.filter = filter;
}
public QueryContext getContext() {
return context;
}
public void setContext(QueryContext context) {
this.context = context;
}
public Restriction getParent() {
return parent;
}
public void setParent(Restriction parent) {
this.parent = parent;
}
// todo parameter can be removed
public abstract Criterion interpret(T filter) throws QueryException;
//todo remove both params, they are already in restriction
// when called this we don't really know if filter class matches T as can be seen in QueryInterpreter
// therefore filter should stay here as paramtere probably
public abstract boolean canHandle(ObjectFilter filter, QueryContext context) throws QueryException;
// todo don't know if cloning is necessary... [lazyman]
// this can be replaced probably by simple java reflection call
public abstract Restriction cloneInstance();
}