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cce63134
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体验新版 GitCode,发现更多精彩内容 >>
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cce63134
编写于
4月 20, 2012
作者:
L
luchsh
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电子邮件补丁
差异文件
7055065: NullPointerException when sorting JTable with empty cell
Reviewed-by: rupashka
上级
715149c0
变更
2
显示空白变更内容
内联
并排
Showing
2 changed file
with
179 addition
and
1 deletion
+179
-1
src/share/classes/javax/swing/JTable.java
src/share/classes/javax/swing/JTable.java
+1
-1
test/javax/swing/JTable/7055065/bug7055065.java
test/javax/swing/JTable/7055065/bug7055065.java
+178
-0
未找到文件。
src/share/classes/javax/swing/JTable.java
浏览文件 @
cce63134
...
@@ -5470,7 +5470,7 @@ public class JTable extends JComponent implements TableModelListener, Scrollable
...
@@ -5470,7 +5470,7 @@ public class JTable extends JComponent implements TableModelListener, Scrollable
if
(
constructor
.
getDeclaringClass
()
==
String
.
class
)
{
if
(
constructor
.
getDeclaringClass
()
==
String
.
class
)
{
value
=
s
;
value
=
s
;
}
}
super
.
stopCellEditing
();
return
super
.
stopCellEditing
();
}
}
try
{
try
{
...
...
test/javax/swing/JTable/7055065/bug7055065.java
0 → 100644
浏览文件 @
cce63134
/*
* Copyright (c) 2012 Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* Portions Copyright (c) 2012 IBM Corporation
*/
/* @test 1.1 2012/04/19
* @bug 7055065
* @summary NullPointerException when sorting JTable with empty cell
* @author Jonathan Lu
* @library ../../regtesthelpers/
* @build Util
* @run main bug7055065
*/
import
java.awt.Dimension
;
import
java.awt.Point
;
import
java.awt.Rectangle
;
import
java.awt.Robot
;
import
java.awt.Toolkit
;
import
java.awt.event.InputEvent
;
import
java.awt.event.KeyEvent
;
import
javax.swing.JFrame
;
import
javax.swing.JPanel
;
import
javax.swing.JScrollPane
;
import
javax.swing.JTable
;
import
javax.swing.SwingUtilities
;
import
javax.swing.table.AbstractTableModel
;
import
javax.swing.table.TableModel
;
import
javax.swing.table.TableRowSorter
;
import
sun.awt.SunToolkit
;
import
java.util.concurrent.Callable
;
public
class
bug7055065
{
private
static
JTable
table
;
public
static
void
main
(
String
[]
args
)
throws
Exception
{
SunToolkit
toolkit
=
(
SunToolkit
)
Toolkit
.
getDefaultToolkit
();
Robot
robot
=
new
Robot
();
SwingUtilities
.
invokeAndWait
(
new
Runnable
()
{
public
void
run
()
{
createAndShowUI
();
}
});
toolkit
.
realSync
();
clickCell
(
robot
,
1
,
1
);
Util
.
hitKeys
(
robot
,
KeyEvent
.
VK_BACK_SPACE
,
KeyEvent
.
VK_BACK_SPACE
,
KeyEvent
.
VK_BACK_SPACE
);
toolkit
.
realSync
();
clickColumnHeader
(
robot
,
1
);
toolkit
.
realSync
();
clickColumnHeader
(
robot
,
1
);
}
private
static
void
clickCell
(
Robot
robot
,
final
int
row
,
final
int
column
)
throws
Exception
{
Point
point
=
Util
.
invokeOnEDT
(
new
Callable
<
Point
>()
{
@Override
public
Point
call
()
throws
Exception
{
Rectangle
rect
=
table
.
getCellRect
(
row
,
column
,
false
);
Point
point
=
new
Point
(
rect
.
x
+
rect
.
width
/
2
,
rect
.
y
+
rect
.
height
/
2
);
SwingUtilities
.
convertPointToScreen
(
point
,
table
);
return
point
;
}
});
robot
.
mouseMove
(
point
.
x
,
point
.
y
);
robot
.
mousePress
(
InputEvent
.
BUTTON1_MASK
);
robot
.
mouseRelease
(
InputEvent
.
BUTTON1_MASK
);
}
private
static
void
clickColumnHeader
(
Robot
robot
,
final
int
column
)
throws
Exception
{
Point
point
=
Util
.
invokeOnEDT
(
new
Callable
<
Point
>()
{
@Override
public
Point
call
()
throws
Exception
{
Rectangle
rect
=
table
.
getCellRect
(
0
,
column
,
false
);
int
headerHeight
=
table
.
getTableHeader
().
getHeight
();
Point
point
=
new
Point
(
rect
.
x
+
rect
.
width
/
2
,
rect
.
y
-
headerHeight
/
2
);
SwingUtilities
.
convertPointToScreen
(
point
,
table
);
return
point
;
}
});
robot
.
mouseMove
(
point
.
x
,
point
.
y
);
robot
.
mousePress
(
InputEvent
.
BUTTON1_MASK
);
robot
.
mouseRelease
(
InputEvent
.
BUTTON1_MASK
);
}
private
static
void
createAndShowUI
()
{
JFrame
frame
=
new
JFrame
(
"SimpleTableDemo"
);
frame
.
setDefaultCloseOperation
(
JFrame
.
EXIT_ON_CLOSE
);
JPanel
newContentPane
=
new
JPanel
();
newContentPane
.
setOpaque
(
true
);
frame
.
setContentPane
(
newContentPane
);
final
String
[]
columnNames
=
{
"String"
,
"Number"
};
final
Object
[][]
data
=
{
{
"aaaa"
,
new
Integer
(
1
)
},
{
"bbbb"
,
new
Integer
(
3
)
},
{
"cccc"
,
new
Integer
(
2
)
},
{
"dddd"
,
new
Integer
(
4
)
},
{
"eeee"
,
new
Integer
(
5
)
}
};
table
=
new
JTable
(
data
,
columnNames
);
table
.
setPreferredScrollableViewportSize
(
new
Dimension
(
500
,
400
));
table
.
setFillsViewportHeight
(
true
);
TableModel
dataModel
=
new
AbstractTableModel
()
{
public
int
getColumnCount
()
{
return
columnNames
.
length
;
}
public
int
getRowCount
()
{
return
data
.
length
;
}
public
Object
getValueAt
(
int
row
,
int
col
)
{
return
data
[
row
][
col
];
}
public
String
getColumnName
(
int
column
)
{
return
columnNames
[
column
];
}
public
Class
<?>
getColumnClass
(
int
c
)
{
return
getValueAt
(
0
,
c
).
getClass
();
}
public
boolean
isCellEditable
(
int
row
,
int
col
)
{
return
col
!=
5
;
}
public
void
setValueAt
(
Object
aValue
,
int
row
,
int
column
)
{
data
[
row
][
column
]
=
aValue
;
}
};
table
.
setModel
(
dataModel
);
TableRowSorter
<
TableModel
>
sorter
=
new
TableRowSorter
<
TableModel
>(
dataModel
);
table
.
setRowSorter
(
sorter
);
JScrollPane
scrollPane
=
new
JScrollPane
(
table
);
newContentPane
.
add
(
scrollPane
);
frame
.
pack
();
frame
.
setLocation
(
0
,
0
);
frame
.
setVisible
(
true
);
}
}
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