EmailVariableReplacer.java

package com.wcs.newsletter.replacer;

/*
 * #%L
 * Webstar Newsletter
 * %%
 * Copyright (C) 2013 Webstar Csoport Kft.
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as
 * published by the Free Software Foundation, either version 3 of the 
 * License, or (at your option) any later version.
 * 
 * This program 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public 
 * License along with this program.  If not, see
 * <http://www.gnu.org/licenses/gpl-3.0.html>.
 * #L%
 */

import com.wcs.tool.StringUtil;
import java.util.ArrayList;
import java.util.List;

public class EmailVariableReplacer {

    private String content;
    private List<AbstractEmailReplacer> emailReplacers = new ArrayList<AbstractEmailReplacer>();

    public EmailVariableReplacer(String content) {
        this.content = StringUtil.toString(content);
    }

    public EmailVariableReplacer addReplacer(AbstractEmailReplacer replacer) {
        emailReplacers.add(replacer);
        
        return this;
    }
    
    public String replace() throws Exception {
        String replacedContent = content;
        for (AbstractEmailReplacer emailReplacer : emailReplacers) {
            replacedContent = emailReplacer.replace(replacedContent);
        }
        
        return replacedContent;
    }
    
}