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Fix UnsupportedOperationException in GUI. #1718

This commit is contained in:
Michal Kordas 2015-08-16 23:38:12 +02:00 committed by Roman Ivanov
parent 7e1d5d0a2d
commit f0c74333de
1 changed files with 11 additions and 8 deletions
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19
src/main/java/com/puppycrawl/tools/checkstyle/gui/ParseTreeInfoPanel.java
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@ -27,7 +27,6 @@ import java.awt.event.KeyEvent;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.TooManyListenersException;
@ -112,9 +111,9 @@ public class ParseTreeInfoPanel extends JPanel {
reloadAction.setEnabled(true);
// clear for each new file
getLinesToPosition().clear();
clearLinesToPosition();
// starts line counting at 1
getLinesToPosition().add(0);
addLineToPosition(0);
// insert the contents of the file to the text area
// clean the text area before inserting the lines of the new file
@ -141,12 +140,12 @@ public class ParseTreeInfoPanel extends JPanel {
final String[] sourceLines = text.toLinesArray();
// clear for each new file
getLinesToPosition().clear();
clearLinesToPosition();
// starts line counting at 1
getLinesToPosition().add(0);
addLineToPosition(0);
// insert the contents of the file to the text area
for (String element : sourceLines) {
getLinesToPosition().add(textArea.getText().length());
addLineToPosition(textArea.getText().length());
textArea.append(element + "\n");
}
@ -199,8 +198,12 @@ public class ParseTreeInfoPanel extends JPanel {
SwingUtilities.invokeLater(showError);
}
public List<Integer> getLinesToPosition() {
return Collections.unmodifiableList(linesToPosition);
void addLineToPosition(int value) {
linesToPosition.add(value);
}
void clearLinesToPosition() {
linesToPosition.clear();
}
/**