BaseInfixFunction.java

/**
 * Copyright 2010 JBoss Inc
 *
 * 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.clips.functions;

import org.drools.clips.Appendable;
import org.drools.clips.Function;
import org.drools.clips.FunctionHandlers;
import org.drools.clips.LispForm;
import org.drools.clips.SExpression;

public abstract class BaseInfixFunction implements Function {
    public abstract String getMappedSymbol();
    
    public void dump(LispForm lispForm, Appendable appendable) {
        SExpression[] sExpressions = lispForm.getSExpressions();        
        
        appendable.append("(");
        for ( int i = 1, length = sExpressions.length; i < length; i++) {
            
            FunctionHandlers.dump( sExpressions[i], appendable );          
            
            if ( i != length -1 ) { 
                appendable.append( getMappedSymbol() );
            }
        }
        appendable.append(")");
    }
}