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1
21
22 package org.dbunit.dataset.datatype;
23
24 import java.sql.PreparedStatement  ;
25 import java.sql.ResultSet ;
26 import java.sql.SQLException ;
27
28
33 public abstract class AbstractDataType extends DataType
34 {
35 private final String _name;
36 private final int _sqlType;
37 private final Class _classType;
38 private final boolean _isNumber;
39
40 public AbstractDataType(String name, int sqlType, Class classType,
41 boolean isNumber)
42 {
43 _sqlType = sqlType;
44 _name = name;
45 _classType = classType;
46 _isNumber = isNumber;
47 }
48
49
52 public int compare(Object o1, Object o2) throws TypeCastException
53 {
54 try
55 {
56 Comparable value1 = (Comparable )typeCast(o1);
57 Comparable value2 = (Comparable )typeCast(o2);
58
59 if (value1 == null && value2 == null)
60 {
61 return 0;
62 }
63
64 if (value1 == null && value2 != null)
65 {
66 return -1;
67 }
68
69 if (value1 != null && value2 == null)
70 {
71 return 1;
72 }
73
74 return value1.compareTo(value2);
75 }
76 catch (ClassCastException e)
77 {
78 throw new TypeCastException(e);
79 }
80 }
81
82 public int getSqlType()
83 {
84 return _sqlType;
85 }
86
87 public Class getTypeClass()
88 {
89 return _classType;
90 }
91
92 public boolean isNumber()
93 {
94 return _isNumber;
95 }
96
97 public boolean isDateTime()
98 {
99 return false;
100 }
101
102 public Object getSqlValue(int column, ResultSet resultSet)
103 throws SQLException , TypeCastException
104 {
105 Object value = resultSet.getObject(column);
106 if (value == null || resultSet.wasNull())
107 {
108 return null;
109 }
110 return value;
111 }
112
113 public void setSqlValue(Object value, int column, PreparedStatement statement)
114 throws SQLException , TypeCastException
115 {
116 statement.setObject(column, typeCast(value), getSqlType());
117 }
118
119
122 public String toString()
123 {
124 return _name;
125 }
126 }
127
128
129
130 |
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