1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/org/sonews/util/StringTemplate.java Thu Aug 20 21:31:03 2009 +0200
1.3 @@ -0,0 +1,97 @@
1.4 +/*
1.5 + * SONEWS News Server
1.6 + * see AUTHORS for the list of contributors
1.7 + *
1.8 + * This program is free software: you can redistribute it and/or modify
1.9 + * it under the terms of the GNU General Public License as published by
1.10 + * the Free Software Foundation, either version 3 of the License, or
1.11 + * (at your option) any later version.
1.12 + *
1.13 + * This program is distributed in the hope that it will be useful,
1.14 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
1.15 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
1.16 + * GNU General Public License for more details.
1.17 + *
1.18 + * You should have received a copy of the GNU General Public License
1.19 + * along with this program. If not, see <http://www.gnu.org/licenses/>.
1.20 + */
1.21 +
1.22 +package org.sonews.util;
1.23 +
1.24 +import java.util.HashMap;
1.25 +import java.util.Map;
1.26 +
1.27 +/**
1.28 + * Class that allows simple String template handling.
1.29 + * @author Christian Lins
1.30 + * @since sonews/0.5.0
1.31 + */
1.32 +public class StringTemplate
1.33 +{
1.34 +
1.35 + private String str = null;
1.36 + private String templateDelimiter = "%";
1.37 + private Map<String, String> templateValues = new HashMap<String, String>();
1.38 +
1.39 + public StringTemplate(String str, final String templateDelimiter)
1.40 + {
1.41 + if(str == null || templateDelimiter == null)
1.42 + {
1.43 + throw new IllegalArgumentException("null arguments not allowed");
1.44 + }
1.45 +
1.46 + this.str = str;
1.47 + this.templateDelimiter = templateDelimiter;
1.48 + }
1.49 +
1.50 + public StringTemplate(String str)
1.51 + {
1.52 + this(str, "%");
1.53 + }
1.54 +
1.55 + public StringTemplate set(String template, String value)
1.56 + {
1.57 + if(template == null || value == null)
1.58 + {
1.59 + throw new IllegalArgumentException("null arguments not allowed");
1.60 + }
1.61 +
1.62 + this.templateValues.put(template, value);
1.63 + return this;
1.64 + }
1.65 +
1.66 + public StringTemplate set(String template, long value)
1.67 + {
1.68 + return set(template, Long.toString(value));
1.69 + }
1.70 +
1.71 + public StringTemplate set(String template, double value)
1.72 + {
1.73 + return set(template, Double.toString(value));
1.74 + }
1.75 +
1.76 + public StringTemplate set(String template, Object obj)
1.77 + {
1.78 + if(template == null || obj == null)
1.79 + {
1.80 + throw new IllegalArgumentException("null arguments not allowed");
1.81 + }
1.82 +
1.83 + return set(template, obj.toString());
1.84 + }
1.85 +
1.86 + @Override
1.87 + public String toString()
1.88 + {
1.89 + String ret = str;
1.90 +
1.91 + for(String key : this.templateValues.keySet())
1.92 + {
1.93 + String value = this.templateValues.get(key);
1.94 + ret = ret.replace(templateDelimiter + key, value);
1.95 + }
1.96 +
1.97 + return ret;
1.98 + }
1.99 +
1.100 +}