src2/fr/orsay/lri/varna/utils/XMLUtils.java

   1 package fr.orsay.lri.varna.utils;
   2
   3 import java.awt.Color;
   4 import java.awt.Font;
   5 import java.util.ArrayList;
   6 import java.util.Formatter;
   7
   8 import javax.xml.transform.sax.TransformerHandler;
   9
  10 import org.xml.sax.Attributes;
  11 import org.xml.sax.SAXException;
  12 import org.xml.sax.helpers.AttributesImpl;
  13
  14 import fr.orsay.lri.varna.models.rna.ModeleBase;
  15 import fr.orsay.lri.varna.models.rna.RNA;
  16
  17 public class XMLUtils {
  18         public static String toHTMLNotation(Color c)
  19         {
  20                 Formatter f = new Formatter();
  21                 f.format("#%02X%02X%02X", c.getRed(),c.getGreen(),c.getBlue());
  22                 return f.toString();
  23         }
  24
  25         public static void toXML(TransformerHandler hd, Font f) throws SAXException
  26         {
  27                 toXML(hd, f,"");
  28         }
  29
  30
  31         public static String XML_BASELIST_ELEMENT_NAME = "baselist";
  32         public static String XML_FONT_ELEMENT_NAME = "font";
  33         public static String XML_ROLE_NAME = "role";
  34         public static String XML_NAME_NAME = "name";
  35         public static String XML_FAMILY_NAME = "family";
  36         public static String XML_STYLE_NAME = "style";
  37         public static String XML_SIZE_NAME = "size";
  38
  39         public static void toXML(TransformerHandler hd, Font f, String role) throws SAXException
  40         {
  41                 AttributesImpl atts = new AttributesImpl();
  42                 if (!role.equals(""))
  43                   atts.addAttribute("","",XML_ROLE_NAME,"CDATA",""+role);
  44                 atts.addAttribute("","",XML_NAME_NAME,"CDATA",""+f.getName());
  45                 //atts.addAttribute("","",XML_FAMILY_NAME,"CDATA",""+f.getFamily());
  46                 atts.addAttribute("","",XML_STYLE_NAME,"CDATA",""+f.getStyle());
  47                 atts.addAttribute("","",XML_SIZE_NAME,"CDATA",""+f.getSize2D());
  48                 hd.startElement("","",XML_FONT_ELEMENT_NAME,atts);
  49                 hd.endElement("","",XML_FONT_ELEMENT_NAME);
  50         }
  51
  52         public static Font getFont(String qName, Attributes attributes)
  53         {
  54                 if (qName.equals(XMLUtils.XML_FONT_ELEMENT_NAME)){
  55                         int style = Integer.parseInt(attributes.getValue(XMLUtils.XML_STYLE_NAME));
  56                         String name = (attributes.getValue(XMLUtils.XML_NAME_NAME));
  57                         double size = Double.parseDouble(attributes.getValue(XMLUtils.XML_SIZE_NAME));
  58                         Font f = new Font(name, style, (int)size);
  59                         return f.deriveFont((float)size);
  60                 }
  61                 return null;
  62         }
  63
  64
  65         public static void toXML(TransformerHandler hd, ModeleBase mb) throws SAXException
  66         {
  67                 ArrayList<ModeleBase> m = new ArrayList<ModeleBase>();
  68                 m.add(mb);
  69                 toXML(hd, m);
  70         }
  71
  72
  73         public static void toXML(TransformerHandler hd, ArrayList<ModeleBase> m) throws SAXException
  74         {
  75                 AttributesImpl atts = new AttributesImpl();
  76                 String result = "";
  77                 for (ModeleBase mb: m)
  78                 {
  79                         if (!result.equals(""))
  80                                 result+= ",";
  81                         result += mb.getIndex();
  82
  83                 }
  84                 hd.startElement("","",XML_BASELIST_ELEMENT_NAME,atts);
  85                 exportCDATAString(hd, result);
  86                 hd.endElement("","",XML_BASELIST_ELEMENT_NAME);
  87         }
  88
  89         public static ArrayList<ModeleBase> toModeleBaseArray(String baselist, RNA rna)
  90         {
  91                 ArrayList<ModeleBase> result = new ArrayList<ModeleBase>();
  92                 String[] data = baselist.trim().split(",");
  93                 for(int i=0;i<data.length;i++)
  94                 {
  95                         int index = Integer.parseInt(data[i]);
  96                         result.add(rna.getBaseAt(index));
  97                 }
  98
  99                 return result;
 100         }
 101
 102         public static void exportCDATAElem(TransformerHandler hd,String elem, String s) throws SAXException
 103         {
 104                 char[] t = s.toCharArray();
 105                 AttributesImpl atts = new AttributesImpl();
 106                 hd.startElement("","",elem,atts);
 107                 hd.startCDATA();
 108                 hd.characters(t, 0, t.length);
 109                 hd.endCDATA();
 110                 hd.endElement("","",elem);
 111         }
 112
 113         public static void exportCDATAString(TransformerHandler hd, String s) throws SAXException
 114         {
 115                 char[] t = s.toCharArray();
 116                 hd.startCDATA();
 117                 hd.characters(t, 0, t.length);
 118                 hd.endCDATA();
 119         }
 120         public static boolean getBoolean(Attributes attributes, String attName, boolean defVal)
 121         {
 122                 String val = attributes.getValue(attName);
 123                 if (val!=null)
 124                 {
 125                         return Boolean.parseBoolean(val);
 126                 }
 127                 return defVal;
 128         }
 129         public static int getInt(Attributes attributes, String attName, int defVal)
 130         {
 131                 String val = attributes.getValue(attName);
 132                 if (val!=null)
 133                 {
 134                         return Integer.parseInt(val);
 135                 }
 136                 return defVal;
 137         }
 138         public static double getDouble(Attributes attributes, String attName, double defVal)
 139         {
 140                 String val = attributes.getValue(attName);
 141                 if (val!=null)
 142                 {
 143                         return Double.parseDouble(val);
 144                 }
 145                 return defVal;
 146         }
 147
 148 }