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19 package javax.faces.convert;
20
21 import javax.faces.component.UIComponent;
22 import javax.faces.context.FacesContext;
23
24 import org.apache.myfaces.buildtools.maven2.plugin.builder.annotation.JSFConverter;
25
26 import java.math.BigInteger;
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33
34 @JSFConverter
35 public class BigIntegerConverter
36 implements Converter
37 {
38
39 public static final String CONVERTER_ID = "javax.faces.BigInteger";
40 public static final String STRING_ID = "javax.faces.converter.STRING";
41 public static final String BIGINTEGER_ID = "javax.faces.converter.BigIntegerConverter.BIGINTEGER";
42
43
44 public BigIntegerConverter()
45 {
46 }
47
48
49 public Object getAsObject(FacesContext facesContext, UIComponent uiComponent, String value)
50 {
51 if (facesContext == null) throw new NullPointerException("facesContext");
52 if (uiComponent == null) throw new NullPointerException("uiComponent");
53
54 if (value != null)
55 {
56 value = value.trim();
57 if (value.length() > 0)
58 {
59 try
60 {
61 return new BigInteger(value.trim());
62 }
63 catch (NumberFormatException e)
64 {
65 throw new ConverterException(_MessageUtils.getErrorMessage(facesContext,
66 BIGINTEGER_ID,
67 new Object[]{value,"2345",_MessageUtils.getLabel(facesContext, uiComponent)}), e);
68 }
69 }
70 }
71 return null;
72 }
73
74 public String getAsString(FacesContext facesContext, UIComponent uiComponent, Object value)
75 {
76 if (facesContext == null) throw new NullPointerException("facesContext");
77 if (uiComponent == null) throw new NullPointerException("uiComponent");
78
79 if (value == null)
80 {
81 return "";
82 }
83 if (value instanceof String)
84 {
85 return (String)value;
86 }
87 try
88 {
89 return ((BigInteger)value).toString();
90 }
91 catch (Exception e)
92 {
93 throw new ConverterException(_MessageUtils.getErrorMessage(facesContext, STRING_ID, new Object[]{value,_MessageUtils.getLabel(facesContext, uiComponent)}),e);
94 }
95 }
96
97 }