svn-gvsig-desktop / trunk / libraries / libRaster / src / org / gvsig / raster / dataset / io / rmf / ClassSerializer.java @ 12254
History | View | Annotate | Download (4.89 KB)
1 |
/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
|
---|---|
2 |
*
|
3 |
* Copyright (C) 2007 IVER T.I. and Generalitat Valenciana.
|
4 |
*
|
5 |
* This program is free software; you can redistribute it and/or
|
6 |
* modify it under the terms of the GNU General Public License
|
7 |
* as published by the Free Software Foundation; either version 2
|
8 |
* of the License, or (at your option) any later version.
|
9 |
*
|
10 |
* This program is distributed in the hope that it will be useful,
|
11 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
12 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
13 |
* GNU General Public License for more details.
|
14 |
*
|
15 |
* You should have received a copy of the GNU General Public License
|
16 |
* along with this program; if not, write to the Free Software
|
17 |
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
|
18 |
*/
|
19 |
package org.gvsig.raster.dataset.io.rmf; |
20 |
|
21 |
import java.io.IOException; |
22 |
|
23 |
import org.kxml2.io.KXmlParser; |
24 |
import org.xmlpull.v1.XmlPullParserException; |
25 |
|
26 |
/**
|
27 |
* Clase de la que debe heredar cualquier clase que convierta objetos a XML
|
28 |
* para ser guardados en ficheros rmf.
|
29 |
*
|
30 |
* 23-abr-2007
|
31 |
* @author Nacho Brodin (nachobrodin@gmail.com)
|
32 |
*/
|
33 |
public abstract class ClassSerializer implements IRmfBlock { |
34 |
|
35 |
/**
|
36 |
* Parsea un tag con un String como texto de la forma \<TAG\>String\</TAG\>
|
37 |
* @param parser KXmlParser
|
38 |
* @param parseableTag cadena de texto con el nombre del tag
|
39 |
* @return valor double recuperado
|
40 |
* @throws XmlPullParserException
|
41 |
* @throws IOException
|
42 |
*/
|
43 |
protected String parserString(KXmlParser parser, String parseableTag) throws XmlPullParserException, IOException { |
44 |
String value = null; |
45 |
boolean end = false; |
46 |
boolean tagOk = false; |
47 |
int tag = parser.next();
|
48 |
while (!end) {
|
49 |
switch(tag) {
|
50 |
case KXmlParser.START_TAG:
|
51 |
if(parser.getName() != null){ |
52 |
if (parser.getName().compareTo(parseableTag) == 0) |
53 |
tagOk = true;
|
54 |
} |
55 |
break;
|
56 |
case KXmlParser.END_TAG:
|
57 |
if (parser.getName().compareTo(parseableTag) == 0) |
58 |
end = true;
|
59 |
break;
|
60 |
case KXmlParser.TEXT:
|
61 |
if(tagOk) {
|
62 |
value = parser.getText(); |
63 |
tagOk = false;
|
64 |
} |
65 |
break;
|
66 |
} |
67 |
if (!end)
|
68 |
tag = parser.next(); |
69 |
} |
70 |
return value;
|
71 |
} |
72 |
|
73 |
/**
|
74 |
* Convierte una lista de valores en un solo String en un array de enteros. El
|
75 |
* String debe representar una lista de numeros separados por espacios.
|
76 |
* <P>
|
77 |
* String v = "4 5 65 2 1"
|
78 |
* </P>
|
79 |
* <P>
|
80 |
* Se converir?a en:
|
81 |
* </P>
|
82 |
* <P>
|
83 |
* int[] i = new int[]{4, 5, 65, 2, 1};
|
84 |
* </P>
|
85 |
* @param list Cadena con la lista de valores
|
86 |
* @return Array de valores long
|
87 |
* @throws XmlPullParserException
|
88 |
* @throws IOException
|
89 |
*/
|
90 |
protected int[] convertStringInIntArray(String list) throws XmlPullParserException, IOException { |
91 |
String[] sValues = list.split(" "); |
92 |
int[] iValues = new int[sValues.length]; |
93 |
for (int i = 0; i < sValues.length; i++) { |
94 |
try {
|
95 |
iValues[i] = Integer.parseInt(sValues[i]);
|
96 |
} catch (NumberFormatException e) { |
97 |
//iValues[i] vale cero
|
98 |
} |
99 |
} |
100 |
return iValues;
|
101 |
} |
102 |
|
103 |
/**
|
104 |
* Convierte una lista de valores en un solo String en un array de double. El
|
105 |
* String debe representar una lista de numeros separados por espacios.
|
106 |
* <P>
|
107 |
* String v = "4.2 5 65.5 2 1"
|
108 |
* </P>
|
109 |
* <P>
|
110 |
* Se converir?a en:
|
111 |
* </P>
|
112 |
* <P>
|
113 |
* double[] i = new double[]{4.2, 5, 65.5, 2, 1};
|
114 |
* </P>
|
115 |
* @param list Cadena con la lista de valores
|
116 |
* @return Array de valores double
|
117 |
* @throws XmlPullParserException
|
118 |
* @throws IOException
|
119 |
*/
|
120 |
protected double[] convertStringInDoubleArray(String list) throws XmlPullParserException, IOException { |
121 |
String[] sValues = list.split(" "); |
122 |
double[] dValues = new double[sValues.length]; |
123 |
for (int i = 0; i < sValues.length; i++) { |
124 |
try {
|
125 |
dValues[i] = Double.parseDouble(sValues[i]);
|
126 |
} catch (NumberFormatException e) { |
127 |
//dValues[i] vale cero
|
128 |
} |
129 |
} |
130 |
return dValues;
|
131 |
} |
132 |
|
133 |
/**
|
134 |
* A?ade al buffer la propiedad (String) especificada en los par?metros
|
135 |
* @param b Buffer
|
136 |
* @param prop Nombre de la propiedad (Tag)
|
137 |
* @param value Valor de la propiedad
|
138 |
*/
|
139 |
public void putProperty(StringBuffer b, String prop, String value) { |
140 |
b.append("\t<" + prop + ">"); |
141 |
b.append(value); |
142 |
b.append("</" + prop + ">\n"); |
143 |
} |
144 |
|
145 |
/**
|
146 |
* A?ade al buffer la propiedad (int) especificada en los par?metros
|
147 |
* @param b Buffer
|
148 |
* @param prop Nombre de la propiedad (Tag)
|
149 |
* @param value Valor de la propiedad
|
150 |
*/
|
151 |
public void putProperty(StringBuffer b, String prop, int value) { |
152 |
putProperty(b, prop, String.valueOf(value));
|
153 |
} |
154 |
|
155 |
/**
|
156 |
* A?ade al buffer la propiedad (double) especificada en los par?metros
|
157 |
* @param b Buffer
|
158 |
* @param prop Nombre de la propiedad (Tag)
|
159 |
* @param value Valor de la propiedad
|
160 |
*/
|
161 |
public void putProperty(StringBuffer b, String prop, double value) { |
162 |
putProperty(b, prop, String.valueOf(value));
|
163 |
} |
164 |
|
165 |
} |