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    • com.mitchellbosecke.pebble.node.expression.ConcatenateExpression Maven / Gradle / Ivy

    package com.mitchellbosecke.pebble.node.expression;

import com.mitchellbosecke.pebble.error.PebbleException;
import com.mitchellbosecke.pebble.template.EvaluationContext;
import com.mitchellbosecke.pebble.template.PebbleTemplateImpl;

/**
 * Expression which implements the string concatenation.
 *
 * @author Thomas Hunziker
 *
 */
public class ConcatenateExpression extends BinaryExpression {

    @Override
    public String evaluate(PebbleTemplateImpl self, EvaluationContext context) throws PebbleException {

        Object left = getLeftExpression().evaluate(self, context);
        Object right = getRightExpression().evaluate(self, context);
        StringBuilder result = new StringBuilder();
        if (left != null) {
            result.append(left.toString());
        }
        if (right != null) {
            result.append(right.toString());
        }

        return result.toString();
    }

}
    
    
    
    

    




    
    
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