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1
61
62 package org.apache.commons.dbutils;
63
64 import java.lang.reflect.InvocationHandler  ;
65 import java.lang.reflect.Method ;
66 import java.sql.ResultSetMetaData ;
67
68
74 public class MockResultSetMetaData implements InvocationHandler {
75
76 private String [] columnNames = null;
77
78
88 public static ResultSetMetaData create(String [] columnNames) {
89 return ProxyFactory.instance().createResultSetMetaData(
90 new MockResultSetMetaData(columnNames));
91 }
92
93 public MockResultSetMetaData(String [] columnNames) {
94 super();
95 this.columnNames = columnNames;
96
97 }
98
99 public Object invoke(Object proxy, Method method, Object [] args)
100 throws Throwable {
101
102 String methodName = method.getName();
103
104 if (methodName.equals("getColumnCount")) {
105 return new Integer (this.columnNames.length);
106
107 } else if (
108 methodName.equals("getColumnName")
109 || methodName.equals("getColumnLabel")) {
110
111 int col = ((Integer ) args[0]).intValue() - 1;
112 return this.columnNames[col];
113
114 } else {
116 Class returnType = method.getReturnType();
117
118 if (returnType.equals(String .class)) {
119 return "";
120
121 } else if (returnType.equals(Integer.TYPE)) {
122 return new Integer (0);
123
124 } else {
125 return Boolean.FALSE;
126 }
127 }
128 }
129 } |
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