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/*
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* SONEWS News Server
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* see AUTHORS for the list of contributors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.sonews.util;
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import java.util.HashMap;
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import java.util.Map;
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/**
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* Class that allows simple String template handling.
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* @author Christian Lins
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* @since sonews/0.5.0
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*/
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public class StringTemplate
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{
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private String str = null;
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private String templateDelimiter = "%";
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private Map<String, String> templateValues = new HashMap<String, String>();
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public StringTemplate(String str, final String templateDelimiter)
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{
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if (str == null || templateDelimiter == null) {
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throw new IllegalArgumentException("null arguments not allowed");
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}
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this.str = str;
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this.templateDelimiter = templateDelimiter;
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}
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public StringTemplate(String str)
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{
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this(str, "%");
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}
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public StringTemplate set(String template, String value)
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{
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if (template == null || value == null) {
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throw new IllegalArgumentException("null arguments not allowed");
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}
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this.templateValues.put(template, value);
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return this;
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}
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public StringTemplate set(String template, long value)
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{
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return set(template, Long.toString(value));
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}
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public StringTemplate set(String template, double value)
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{
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return set(template, Double.toString(value));
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}
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public StringTemplate set(String template, Object obj)
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{
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if (template == null || obj == null) {
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throw new IllegalArgumentException("null arguments not allowed");
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}
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return set(template, obj.toString());
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}
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@Override
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public String toString()
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{
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String ret = str;
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for (String key : this.templateValues.keySet()) {
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String value = this.templateValues.get(key);
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ret = ret.replace(templateDelimiter + key, value);
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}
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return ret;
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}
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}
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