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17 package org.apache.mina.integration.ognl;
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19 import java.beans.PropertyEditor;
20 import java.lang.reflect.Member;
21 import java.util.Map;
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23 import ognl.OgnlContext;
24 import ognl.TypeConverter;
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26 import org.apache.mina.integration.beans.PropertyEditorFactory;
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44 public class PropertyTypeConverter implements TypeConverter {
45
46 @SuppressWarnings("unchecked")
47 public Object convertValue(Map ctx, Object target, Member member,
48 String attrName, Object value, Class toType) {
49 if (value == null) {
50 return null;
51 }
52
53 if (attrName == null) {
54
55
56 OgnlContext ognlCtx = (OgnlContext) ctx;
57 attrName = ognlCtx.getCurrentNode().toString().replaceAll(
58 "[\" \']+", "");
59 }
60
61 if (toType.isAssignableFrom(value.getClass())) {
62 return value;
63 }
64
65 PropertyEditor e1 = getPropertyEditor(
66 target.getClass(), attrName, value.getClass());
67 if (e1 == null) {
68 throw new IllegalArgumentException("Can't convert "
69 + value.getClass().getSimpleName() + " to "
70 + String.class.getSimpleName());
71 }
72 e1.setValue(value);
73
74 PropertyEditor e2 = getPropertyEditor(
75 target.getClass(), attrName, toType);
76 if (e2 == null) {
77 throw new IllegalArgumentException("Can't convert "
78 + String.class.getSimpleName() + " to "
79 + toType.getSimpleName());
80 }
81
82 e2.setAsText(e1.getAsText());
83 return e2.getValue();
84 }
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86 @SuppressWarnings("unused")
87 protected PropertyEditor getPropertyEditor(Class<?> type, String attrName, Class<?> attrType) {
88 return PropertyEditorFactory.getInstance(attrType);
89 }
90 }