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Google App Engine compliant variation of FreeMarker. FreeMarker is a "template engine"; a generic tool to generate text output based on templates.

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/*
 * Copyright 2014 Attila Szegedi, Daniel Dekany, Jonathan Revusky
 * 
 * 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 freemarker.ext.beans;

import freemarker.template.TemplateScalarModel;

/**
 * Represents value unwrapped both to {@link Character} and {@link String}. This is needed for unwrapped overloaded
 * method parameters where both {@link Character} and {@link String} occurs on the same parameter position when the
 * {@link TemplateScalarModel} to unwrapp contains a {@link String} of length 1.
 */
final class CharacterOrString {

    private final String stringValue;

    CharacterOrString(String stringValue) {
        this.stringValue = stringValue;
    }
    
    String getAsString() {
        return stringValue;
    }

    char getAsChar() {
        return stringValue.charAt(0);
    }
    
}