ectobsidian
21-03-2014, 11:31
Ciao ragazzi, ho un errore quando faccio eseguire un codice java.
In sostanza quando seleziono il file, mi dà questo errore:
Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException
L'errore e' alla linea 132 (c'è il commento):
public void setMenu()
/* 114: */ {
/* 115:122 */ this.file.add(this.apri);
/* 116:123 */ this.file.add(this.chiudi);
/* 117:124 */ this.file.add(this.info);
/* 118:125 */ barra.add(this.file);
/* 119: */
/* 120:127 */ this.apri.addActionListener(
/* 121:128 */ new ActionListener()
/* 122: */ {
/* 123: */ public void actionPerformed(ActionEvent e)
/* 124: */ {
/* 125:132 */ JFileChooser fileChooser = new JFileChooser();
/* 126: */ System.out.println(fileChooser.getSelectedFile());
/* 127:134 */ int value = fileChooser.showOpenDialog(HomePanel.this);
/* 128:135 */ if (value == JFileChooser.APPROVE_OPTION)
/* 129: */ {
setVideo(fileChooser.getSelectedFile());
/* 130:136 */ HomePanel.setVideo(fileChooser.getSelectedFile());
/* 131:137 */ HomePanel.fileScelto.setText("Il file scelto e': " + HomePanel.getVideo().getAbsolutePath() + " ");
/* 132:138 */ HomePanelSTRESSandRSR.getFileScelto().setText("Il file scelto e': " + HomePanel.getVideo().getAbsolutePath() + " ");
/* 133: */ }
/* 134:142 */ if (value == 1) {
/* 135:144 */ System.out.println("Hai fatto annulla");
/* 136: */ }
/* 137:146 */ if (value == -1) {
/* 138:148 */ System.out.println("ERRORE");
/* 139: */ }
/* 140: */ }
/* 141:152 */ });
Sapete darmi una mano?
In sostanza quando seleziono il file, mi dà questo errore:
Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException
L'errore e' alla linea 132 (c'è il commento):
public void setMenu()
/* 114: */ {
/* 115:122 */ this.file.add(this.apri);
/* 116:123 */ this.file.add(this.chiudi);
/* 117:124 */ this.file.add(this.info);
/* 118:125 */ barra.add(this.file);
/* 119: */
/* 120:127 */ this.apri.addActionListener(
/* 121:128 */ new ActionListener()
/* 122: */ {
/* 123: */ public void actionPerformed(ActionEvent e)
/* 124: */ {
/* 125:132 */ JFileChooser fileChooser = new JFileChooser();
/* 126: */ System.out.println(fileChooser.getSelectedFile());
/* 127:134 */ int value = fileChooser.showOpenDialog(HomePanel.this);
/* 128:135 */ if (value == JFileChooser.APPROVE_OPTION)
/* 129: */ {
setVideo(fileChooser.getSelectedFile());
/* 130:136 */ HomePanel.setVideo(fileChooser.getSelectedFile());
/* 131:137 */ HomePanel.fileScelto.setText("Il file scelto e': " + HomePanel.getVideo().getAbsolutePath() + " ");
/* 132:138 */ HomePanelSTRESSandRSR.getFileScelto().setText("Il file scelto e': " + HomePanel.getVideo().getAbsolutePath() + " ");
/* 133: */ }
/* 134:142 */ if (value == 1) {
/* 135:144 */ System.out.println("Hai fatto annulla");
/* 136: */ }
/* 137:146 */ if (value == -1) {
/* 138:148 */ System.out.println("ERRORE");
/* 139: */ }
/* 140: */ }
/* 141:152 */ });
Sapete darmi una mano?