com.liferay.portal.kernel.util.EscapableLocalizableFunction.java Source code

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Here is the source code for com.liferay.portal.kernel.util.EscapableLocalizableFunction.java

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/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 */

package com.liferay.portal.kernel.util;

import java.io.Serializable;

import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import java.util.function.Function;

/**
 * @author Roberto Daz
 */
public class EscapableLocalizableFunction implements Serializable {

    public EscapableLocalizableFunction(Function<Locale, String> function) {
        this(function, true);
    }

    public EscapableLocalizableFunction(Function<Locale, String> function, boolean escape) {

        _function = function;
        _escape = escape;
    }

    public String getEscapedValue(Locale locale) {
        if (Validator.isNull(_escapedValueMap.get(locale))) {
            if (_escape) {
                _escapedValueMap.put(locale, escape(locale));
            } else {
                _escapedValueMap.put(locale, getOriginalValue(locale));
            }
        }

        return _escapedValueMap.get(locale);
    }

    public String getOriginalValue(Locale locale) {
        return _function.apply(locale);
    }

    protected String escape(Locale locale) {
        return HtmlUtil.escape(getOriginalValue(locale));
    }

    private final boolean _escape;
    private final Map<Locale, String> _escapedValueMap = new HashMap<>();
    private final Function<Locale, String> _function;

}