質問編集履歴
2
シンプルなコードに変更しました。エラー表示は変わらずです。
test
CHANGED
|
File without changes
|
test
CHANGED
|
@@ -24,35 +24,11 @@
|
|
|
24
24
|
|
|
25
25
|
|
|
26
26
|
|
|
27
|
-
|
|
28
|
-
|
|
29
|
-
|
|
30
|
-
|
|
31
27
|
import java.awt.BorderLayout;
|
|
32
28
|
|
|
33
29
|
import java.awt.Dimension;
|
|
34
30
|
|
|
35
|
-
import java.awt.Font;
|
|
36
31
|
|
|
37
|
-
import java.awt.Insets;
|
|
38
|
-
|
|
39
|
-
import java.awt.event.WindowAdapter;
|
|
40
|
-
|
|
41
|
-
import java.awt.event.WindowEvent;
|
|
42
|
-
|
|
43
|
-
import java.sql.Connection;
|
|
44
|
-
|
|
45
|
-
import java.sql.ResultSet;
|
|
46
|
-
|
|
47
|
-
import java.sql.ResultSetMetaData;
|
|
48
|
-
|
|
49
|
-
import java.sql.Statement;
|
|
50
|
-
|
|
51
|
-
import java.util.ArrayList;
|
|
52
|
-
|
|
53
|
-
|
|
54
|
-
|
|
55
|
-
import javax.swing.DefaultCellEditor;
|
|
56
32
|
|
|
57
33
|
import javax.swing.JFrame;
|
|
58
34
|
|
|
@@ -60,215 +36,41 @@
|
|
|
60
36
|
|
|
61
37
|
import javax.swing.JTable;
|
|
62
38
|
|
|
63
|
-
import javax.swing.JTextField;
|
|
64
39
|
|
|
65
|
-
import javax.swing.JToolBar;
|
|
66
40
|
|
|
67
|
-
i
|
|
41
|
+
public class SampleApp extends JFrame {
|
|
42
|
+
|
|
43
|
+
JTable table;
|
|
44
|
+
|
|
45
|
+
JScrollPane scroll;
|
|
68
46
|
|
|
69
47
|
|
|
70
48
|
|
|
71
|
-
|
|
49
|
+
public SampleApp(){
|
|
72
50
|
|
|
51
|
+
this.setSize(new Dimension(300,200));
|
|
52
|
+
|
|
53
|
+
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
|
|
54
|
+
|
|
55
|
+
table = new JTable(10,5);
|
|
56
|
+
|
|
73
|
-
|
|
57
|
+
scroll = new JScrollPane(table);
|
|
58
|
+
|
|
59
|
+
this.add(scroll,BorderLayout.CENTER);
|
|
60
|
+
|
|
61
|
+
}
|
|
74
62
|
|
|
75
63
|
|
|
76
64
|
|
|
77
|
-
i
|
|
65
|
+
public static void main(String[] args) {
|
|
66
|
+
|
|
67
|
+
new SampleApp().setVisible(true);
|
|
68
|
+
|
|
69
|
+
}
|
|
78
70
|
|
|
79
71
|
|
|
80
72
|
|
|
81
|
-
|
|
82
|
-
|
|
83
|
-
public class JTableFrame extends JFrame {
|
|
84
|
-
|
|
85
|
-
/**
|
|
86
|
-
|
|
87
|
-
*
|
|
88
|
-
|
|
89
|
-
*/
|
|
90
|
-
|
|
91
|
-
private static final long serialVersionUID = 1L;
|
|
92
|
-
|
|
93
|
-
String[][] data;
|
|
94
|
-
|
|
95
|
-
String[] header;
|
|
96
|
-
|
|
97
|
-
int nCol, nRow;
|
|
98
|
-
|
|
99
|
-
|
|
100
|
-
|
|
101
|
-
public JTableFrame(final String sqldb, final String sqltable) throws Exception {
|
|
102
|
-
|
|
103
|
-
this.setTitle("JTableFrame " + sqldb + "." + sqltable);
|
|
104
|
-
|
|
105
|
-
|
|
106
|
-
|
|
107
|
-
JToolBar toolBar = new JToolBar();
|
|
108
|
-
|
|
109
|
-
toolBar.setFloatable(true);
|
|
110
|
-
|
|
111
|
-
toolBar.setMargin(new Insets(0,0,0,0));
|
|
112
|
-
|
|
113
|
-
getContentPane().add(toolBar, BorderLayout.NORTH);
|
|
114
|
-
|
|
115
|
-
|
|
116
|
-
|
|
117
|
-
this.addWindowListener(new WindowAdapter(){
|
|
118
|
-
|
|
119
|
-
public void windowClosing(WindowEvent we) { System.exit(0); }
|
|
120
|
-
|
|
121
|
-
});
|
|
122
|
-
|
|
123
|
-
|
|
124
|
-
|
|
125
|
-
loadData(sqldb, sqltable);
|
|
126
|
-
|
|
127
|
-
|
|
128
|
-
|
|
129
|
-
TableModel dataModel = new AbstractTableModel() {
|
|
130
|
-
|
|
131
|
-
/**
|
|
132
|
-
|
|
133
|
-
*
|
|
134
|
-
|
|
135
|
-
*/
|
|
136
|
-
|
|
137
|
-
private static final long serialVersionUID = 1L;
|
|
138
|
-
|
|
139
|
-
public int getColumnCount() { return header.length; }
|
|
140
|
-
|
|
141
|
-
public int getRowCount() { return data.length; }
|
|
142
|
-
|
|
143
|
-
public boolean isCellEditable(int row, int col) { return true; }
|
|
144
|
-
|
|
145
|
-
public Object getValueAt(int row, int col) { return data[row][col]; }
|
|
146
|
-
|
|
147
|
-
public void setValueAt(Object val, int row, int col) {
|
|
148
|
-
|
|
149
|
-
data[row][col] = (String)val;
|
|
150
|
-
|
|
151
|
-
try { updateData(sqldb, sqltable, row, col); }
|
|
152
|
-
|
|
153
|
-
catch (Exception e) { System.out.println(e.getMessage()); }
|
|
154
|
-
|
|
155
|
-
|
|
73
|
+
}
|
|
156
|
-
|
|
157
|
-
public String getColumnName(int col) { return header[col]; }
|
|
158
|
-
|
|
159
|
-
};
|
|
160
|
-
|
|
161
|
-
|
|
162
|
-
|
|
163
|
-
JTable table = new JTable(dataModel);
|
|
164
|
-
|
|
165
|
-
JScrollPane pane = new JScrollPane(table);
|
|
166
|
-
|
|
167
|
-
this.add(pane, BorderLayout.CENTER);
|
|
168
|
-
|
|
169
|
-
this.setSize(new Dimension(200, 150));
|
|
170
|
-
|
|
171
|
-
JTableHeader jh = table.getTableHeader();
|
|
172
|
-
|
|
173
|
-
jh.setFont(new Font(jh.getFont().getFamily(),Font.PLAIN,18));
|
|
174
|
-
|
|
175
|
-
table.setFont(new Font(jh.getFont().getFamily(),Font.PLAIN,18));
|
|
176
|
-
|
|
177
|
-
table.setRowHeight(22);
|
|
178
|
-
|
|
179
|
-
JTextField Text = new JTextField();
|
|
180
|
-
|
|
181
|
-
Text.setFont(new Font(jh.getFont().getFamily(), Font.PLAIN, 18));
|
|
182
|
-
|
|
183
|
-
table.setDefaultEditor(Object.class, new DefaultCellEditor(Text));
|
|
184
|
-
|
|
185
|
-
}
|
|
186
|
-
|
|
187
|
-
|
|
188
|
-
|
|
189
|
-
void loadData(String database, String table) throws Exception {
|
|
190
|
-
|
|
191
|
-
|
|
192
|
-
|
|
193
|
-
Connection con =DBManager.getConnection();
|
|
194
|
-
|
|
195
|
-
Statement stmt = con.createStatement();
|
|
196
|
-
|
|
197
|
-
String sql = "select * from " + table;
|
|
198
|
-
|
|
199
|
-
ResultSet rs = stmt.executeQuery(sql);
|
|
200
|
-
|
|
201
|
-
ResultSetMetaData metaData = rs.getMetaData();
|
|
202
|
-
|
|
203
|
-
nCol = metaData.getColumnCount(); // 列数
|
|
204
|
-
|
|
205
|
-
header = new String[nCol];
|
|
206
|
-
|
|
207
|
-
for (int i=0; i < nCol; i++) {
|
|
208
|
-
|
|
209
|
-
header[i] = metaData.getColumnName(i+1);
|
|
210
|
-
|
|
211
|
-
}
|
|
212
|
-
|
|
213
|
-
java.util.List<String[]> list = new ArrayList<String[]>();
|
|
214
|
-
|
|
215
|
-
while (rs.next()) {
|
|
216
|
-
|
|
217
|
-
String[] record = new String[nCol];
|
|
218
|
-
|
|
219
|
-
for (int i=0; i < nCol; i++) {
|
|
220
|
-
|
|
221
|
-
record[i] = rs.getString(i+1);
|
|
222
|
-
|
|
223
|
-
}
|
|
224
|
-
|
|
225
|
-
list.add(record);
|
|
226
|
-
|
|
227
|
-
}
|
|
228
|
-
|
|
229
|
-
stmt.close();
|
|
230
|
-
|
|
231
|
-
con.close();
|
|
232
|
-
|
|
233
|
-
data = list.toArray(new String[0][]);
|
|
234
|
-
|
|
235
|
-
nRow = data.length;
|
|
236
|
-
|
|
237
|
-
}
|
|
238
|
-
|
|
239
|
-
|
|
240
|
-
|
|
241
|
-
void updateData(String database, String table, int row, int col) throws Exception {
|
|
242
|
-
|
|
243
|
-
Connection con =DBManager.getConnection();
|
|
244
|
-
|
|
245
|
-
Statement stmt = con.createStatement();
|
|
246
|
-
|
|
247
|
-
String sql = "update " + table + " set " + header[col] + "='" + data[row][col]
|
|
248
|
-
|
|
249
|
-
+ "' where " + header[0] + "='" + data[row][0] + "'";
|
|
250
|
-
|
|
251
|
-
stmt.execute(sql);
|
|
252
|
-
|
|
253
|
-
}
|
|
254
|
-
|
|
255
|
-
|
|
256
|
-
|
|
257
|
-
public static void main(String[] args) throws Exception {
|
|
258
|
-
|
|
259
|
-
String db = "D:/PostgreSQL/9.5/bin";
|
|
260
|
-
|
|
261
|
-
String table = "employee";
|
|
262
|
-
|
|
263
|
-
new JTableFrame(db, table).setVisible(true);
|
|
264
|
-
|
|
265
|
-
|
|
266
|
-
|
|
267
|
-
}
|
|
268
|
-
|
|
269
|
-
}
|
|
270
|
-
|
|
271
|
-
|
|
272
74
|
|
|
273
75
|
```
|
|
274
76
|
|
1
初心者アイコンをつけました。
test
CHANGED
|
File without changes
|
test
CHANGED
|
File without changes
|