1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/org/sonews/util/StringTemplate.java	Wed Aug 26 10:47:51 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 +}