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package org.kuali.student.common.validator; |
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import java.beans.BeanInfo; |
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import java.beans.IntrospectionException; |
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import java.beans.Introspector; |
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import java.beans.PropertyDescriptor; |
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import java.util.HashMap; |
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import java.util.Map; |
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import org.apache.log4j.Logger; |
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public class BeanConstraintDataProvider implements ConstraintDataProvider { |
28 | 1 | final static Logger LOG = Logger.getLogger(BeanConstraintDataProvider.class); |
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private static final String DYNAMIC_ATTRIBUTE = "attributes"; |
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32 | 17 | Map<String, Object> dataMap = null; |
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38 | 17 | public BeanConstraintDataProvider() { |
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40 | 17 | } |
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public String getPath(){ |
44 | 17 | return ""; |
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} |
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@SuppressWarnings("unchecked") |
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@Override |
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public void initialize(Object o) { |
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51 | 17 | dataMap = new HashMap<String, Object>(); |
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try { |
54 | 17 | BeanInfo beanInfo = Introspector.getBeanInfo(o.getClass()); |
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56 | 197 | for (PropertyDescriptor pd : beanInfo.getPropertyDescriptors()) { |
57 | 180 | Object value = null; |
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try { |
59 | 180 | value = pd.getReadMethod().invoke(o); |
60 | 0 | } catch (Exception e) { |
61 | 0 | LOG.warn("Method invokation failed",e); |
62 | 180 | } |
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65 | 180 | if(DYNAMIC_ATTRIBUTE.equals(pd.getName())) { |
66 | 0 | dataMap.putAll((Map<String, String>)value); |
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} else { |
68 | 180 | dataMap.put(pd.getName(), value); |
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} |
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} |
71 | 0 | } catch (IntrospectionException e) { |
72 | 0 | throw new RuntimeException(e); |
73 | 17 | } |
74 | 17 | } |
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@Override |
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public String getObjectId() { |
78 | 0 | return (dataMap.containsKey("id") && null != dataMap.get("id")) ? dataMap.get("id").toString() : null; |
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} |
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@Override |
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public Object getValue(String fieldKey) { |
83 | 99 | return dataMap.get(fieldKey); |
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} |
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@Override |
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public Boolean hasField(String fieldKey) { |
88 | 0 | return dataMap.containsKey(fieldKey); |
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} |
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} |