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package org.kuali.student.core.dictionary.service.impl; |
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|
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import java.util.ArrayList; |
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import java.util.Arrays; |
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import java.util.List; |
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|
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import org.kuali.student.core.dictionary.dto.FieldDefinition; |
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import org.kuali.student.core.dictionary.dto.ObjectStructureDefinition; |
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|
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public class Dictionary2BeanComparer |
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{ |
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|
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|
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private String className; |
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private ObjectStructureDefinition osDict; |
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|
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public Dictionary2BeanComparer (String className, ObjectStructureDefinition osDict) |
| 18 | 0 | { |
| 19 | 0 | this.className = className; |
| 20 | 0 | this.osDict = osDict; |
| 21 | 0 | } |
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|
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|
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public List<String> compare () |
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{ |
| 26 | 0 | if (className == null) |
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{ |
| 28 | 0 | return Arrays.asList (osDict.getName () + " does not have a corresponding java class"); |
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} |
| 30 | 0 | Class<?> clazz = null; |
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try |
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{ |
| 33 | 0 | clazz = Class.forName (className); |
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} |
| 35 | 0 | catch (ClassNotFoundException ex) |
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{ |
| 37 | 0 | return Arrays.asList (className + " does not have a corresponding java class"); |
| 38 | 0 | } |
| 39 | 0 | ObjectStructureDefinition osBean = new Bean2DictionaryConverter (clazz).convert (); |
| 40 | 0 | return compare (osDict, osBean); |
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|
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} |
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|
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private List<String> compare (ObjectStructureDefinition osDict, |
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ObjectStructureDefinition osBean) |
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{ |
| 47 | 0 | List<String> discrepancies = new ArrayList (); |
| 48 | 0 | compareAddDiscrepancy (discrepancies, "Java class name", osDict.getName (), osBean.getName ()); |
| 49 | 0 | compareAddDiscrepancy (discrepancies, "Has meta data?", osDict.isHasMetaData (), osBean.isHasMetaData ()); |
| 50 | 0 | compareAddDiscrepancy (discrepancies, "Business object class", osDict.getBusinessObjectClass (), osBean.getBusinessObjectClass ()); |
| 51 | 0 | for (FieldDefinition fdDict : osDict.getAttributes ()) |
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{ |
| 53 | 0 | FieldDefinition fdBean = findField (fdDict.getName (), osBean); |
| 54 | 0 | if (fdBean == null) |
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{ |
| 56 | 0 | if ( ! fdDict.isDynamic ()) |
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{ |
| 58 | 0 | discrepancies.add ("Field " + fdDict.getName () + " does not exist in the corresponding java class"); |
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} |
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continue; |
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} |
| 62 | 0 | compareAddDiscrepancy (discrepancies, fdDict.getName () + " dataType", fdDict.getDataType (), fdBean.getDataType ()); |
| 63 | 0 | compareAddDiscrepancy (discrepancies, fdDict.getName () + " maxOccurs", fdDict.getMaxOccurs (), fdBean.getMaxOccurs ()); |
| 64 | 0 | } |
| 65 | 0 | for (FieldDefinition fdBean : osBean.getAttributes ()) |
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{ |
| 67 | 0 | FieldDefinition fdDict = findField (fdBean.getName (), osDict); |
| 68 | 0 | if (fdDict == null) |
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{ |
| 70 | 0 | discrepancies.add ("Field " + fdBean.getName () + " missing from the dictictionary"); |
| 71 | 0 | continue; |
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} |
| 73 | 0 | } |
| 74 | 0 | return discrepancies; |
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} |
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|
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private FieldDefinition findField (String name, ObjectStructureDefinition os) |
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{ |
| 79 | 0 | for (FieldDefinition fd : os.getAttributes ()) |
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{ |
| 81 | 0 | if (name.equals (fd.getName ())) |
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{ |
| 83 | 0 | return fd; |
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} |
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} |
| 86 | 0 | return null; |
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} |
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|
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private void compareAddDiscrepancy (List<String> discrepancies, String field, boolean value1, |
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boolean value2) |
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{ |
| 92 | 0 | String discrep = compare (field, value1, value2); |
| 93 | 0 | if (discrep != null) |
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{ |
| 95 | 0 | discrepancies.add (discrep); |
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} |
| 97 | 0 | } |
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|
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private void compareAddDiscrepancy (List<String> discrepancies, String field, Object value1, |
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Object value2) |
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{ |
| 102 | 0 | String discrep = compare (field, value1, value2); |
| 103 | 0 | if (discrep != null) |
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{ |
| 105 | 0 | discrepancies.add (discrep); |
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} |
| 107 | 0 | } |
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|
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private String compare (String field, boolean value1, boolean value2) |
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{ |
| 111 | 0 | if (value1) |
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{ |
| 113 | 0 | if (value2) |
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{ |
| 115 | 0 | return null; |
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} |
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} |
| 118 | 0 | if ( ! value1) |
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{ |
| 120 | 0 | if ( ! value2) |
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{ |
| 122 | 0 | return null; |
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} |
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} |
| 125 | 0 | return field + " inconsistent: dictionary='" + value1 + "', java class='" + value2 + "'"; |
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} |
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|
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private String compare (String field, Object value1, Object value2) |
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{ |
| 130 | 0 | if (value1 == null) |
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{ |
| 132 | 0 | if (value2 == null) |
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{ |
| 134 | 0 | return null; |
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} |
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} |
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else |
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{ |
| 139 | 0 | if (value1.equals (value2)) |
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{ |
| 141 | 0 | return null; |
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} |
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} |
| 144 | 0 | return field + " inconsistent: dictionary='" + value1 + "'], java class='" + value2 + "'"; |
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} |
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} |