com.hypersocket.resource.ResourceRestriction.java Source code

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Here is the source code for com.hypersocket.resource.ResourceRestriction.java

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/*******************************************************************************
 * Copyright (c) 2013 Hypersocket Limited.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Public License v3.0
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/gpl.html
 ******************************************************************************/
package com.hypersocket.resource;

import org.hibernate.criterion.DetachedCriteria;
import org.hibernate.criterion.Restrictions;

import com.hypersocket.repository.DetachedCriteriaConfiguration;

public class ResourceRestriction implements DetachedCriteriaConfiguration {

    private AbstractResource resource;
    private String column;

    public ResourceRestriction(AbstractResource resource) {
        this(resource, "resource");
    }

    public ResourceRestriction(AbstractResource resource, String column) {
        this.resource = resource;
        this.column = column;
    }

    @Override
    public void configure(DetachedCriteria criteria) {
        if (resource == null) {
            criteria.add(Restrictions.isNull(column));
        } else {
            criteria.add(Restrictions.eq(column, resource.getId()));
        }
    }

}