com.hp.hpl.jena.sdb.compiler.SDBConstraint Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of sdb Show documentation
The newest version!
/*
 * (c) Copyright 2006, 2007, 2008, 2009 Hewlett-Packard Development Company, LP
 * All rights reserved.
 * [See end of file]
 */

package com.hp.hpl.jena.sdb.compiler;

import com.hp.hpl.jena.sparql.engine.binding.Binding;
import com.hp.hpl.jena.sparql.expr.Expr;
import com.hp.hpl.jena.sdb.core.Scope;
import com.hp.hpl.jena.sdb.core.sqlexpr.SqlExpr;

public abstract class SDBConstraint
{
    private boolean completeConstraint ;
    private Expr expr ;
    
    public SDBConstraint(Expr expr, boolean completeConstraint)
    { 
        this.expr = expr ; 
        this.completeConstraint = completeConstraint ;
    }
    
    abstract public SDBConstraint substitute(Binding binding) ;
    
    public boolean isComplete() { return completeConstraint ; }
    
    @Override
    public String toString() { return "[SDBConstraint "+expr+"]" ; }

    public Expr getExpr()
    {
        return expr ;
    }

    public abstract SqlExpr compile(Scope scope) ;
    
}

/*
 * (c) Copyright 2006, 2007, 2008, 2009 Hewlett-Packard Development Company, LP
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */