{"id":1090,"date":"2014-04-04T11:06:05","date_gmt":"2014-04-04T09:06:05","guid":{"rendered":"http:\/\/liceocuneo.it\/oddenino\/?p=1090"},"modified":"2014-04-08T12:04:07","modified_gmt":"2014-04-08T10:04:07","slug":"biblioteca","status":"publish","type":"post","link":"https:\/\/liceocuneo.it\/oddenino\/biblioteca\/","title":{"rendered":"Biblioteca"},"content":{"rendered":"

\"Biblioteca\"<\/a><\/p>\n

package<\/span> biblioteca;\r\n\r\nimport<\/span> java.io.BufferedReader;\r\nimport<\/span> java.io.BufferedWriter;\r\nimport<\/span> java.io.FileReader;\r\nimport<\/span> java.io.FileWriter;\r\nimport<\/span> java.io.IOException;\r\nimport<\/span> javax.swing.JOptionPane;\r\n\r\npublic<\/span> class<\/span> Main<\/span> extends<\/span> javax.swing.JFrame {\r\n\r\n    private<\/span> int<\/span> pos<\/span>;\r\n    private<\/span> Libro[] libri<\/span>;\r\n\r\n    public<\/span> Main<\/span>() {\r\n        initComponents();\r\n        libri<\/span> = new<\/span> Libro[100];\r\n        for<\/span> (int<\/span> i = 0; i < 100; i++) {\r\n            libri<\/span>[i] = new<\/span> Libro();\r\n        }\r\n        pos<\/span> = 0;\r\n    }\r\n\r\n[...]\r\n    private<\/span> void<\/span> Left<\/span>(<\/span>java<\/span>.<\/span>awt<\/span>.<\/span>event<\/span>.<\/span>ActionEvent<\/span> evt<\/span>)<\/span> {<\/span>                      \r\n        libri<\/span>[pos<\/span>].setAutore(txtAutore<\/span>.getText());\r\n        libri<\/span>[pos<\/span>].setEditore(txtEditore<\/span>.getText());\r\n        libri<\/span>[pos<\/span>].setPrezzo(txtPrezzo<\/span>.getText());\r\n        libri<\/span>[pos<\/span>].setTitolo(txtTitolo<\/span>.getText());\r\n        pos<\/span>--;\r\n        if<\/span> (pos<\/span> < 0) {\r\n            pos<\/span> = 0;\r\n        }\r\n        lblPos<\/span>.setText(\"\"<\/span> + pos<\/span>);\r\n        txtAutore<\/span>.setText(libri<\/span>[pos<\/span>].getAutore());\r\n        txtTitolo<\/span>.setText(libri<\/span>[pos<\/span>].getTitolo());\r\n        txtEditore<\/span>.setText(libri<\/span>[pos<\/span>].getEditore());\r\n        txtPrezzo<\/span>.setText(libri<\/span>[pos<\/span>].getPrezzo());\r\n    }<\/span>                     \r\n\r\n    private<\/span> void<\/span> btnRightActionPerformed<\/span>(<\/span>java<\/span>.<\/span>awt<\/span>.<\/span>event<\/span>.<\/span>ActionEvent<\/span> evt<\/span>)<\/span> {<\/span>                                         \r\n        libri<\/span>[pos<\/span>].setAutore(txtAutore<\/span>.getText());\r\n        libri<\/span>[pos<\/span>].setEditore(txtEditore<\/span>.getText());\r\n        libri<\/span>[pos<\/span>].setPrezzo(txtPrezzo<\/span>.getText());\r\n        libri<\/span>[pos<\/span>].setTitolo(txtTitolo<\/span>.getText());\r\n        pos<\/span>++;\r\n        if<\/span> (pos<\/span> > 100) {\r\n            pos<\/span> = 100;\r\n        }\r\n        lblPos<\/span>.setText(\"\"<\/span> + pos<\/span>);\r\n        txtAutore<\/span>.setText(libri<\/span>[pos<\/span>].getAutore());\r\n        txtTitolo<\/span>.setText(libri<\/span>[pos<\/span>].getTitolo());\r\n        txtEditore<\/span>.setText(libri<\/span>[pos<\/span>].getEditore());\r\n        txtPrezzo<\/span>.setText(libri<\/span>[pos<\/span>].getPrezzo());\r\n    }<\/span>                                        \r\n\r\n    private<\/span> void<\/span> btnSalvaActionPerformed<\/span>(<\/span>java<\/span>.<\/span>awt<\/span>.<\/span>event<\/span>.<\/span>ActionEvent<\/span> evt<\/span>)<\/span> {<\/span>                                         \r\n        try<\/span> {\r\n            FileWriter fw = new<\/span> FileWriter(\"<\/span>Biblioteca.csv<\/span>\"<\/span>);\r\n            BufferedWriter bw = new<\/span> BufferedWriter(fw);\r\n            for<\/span> (int<\/span> i = 0; i < 100; i++) {\r\n                bw.write(libri<\/span>[i].getAutore() + \"<\/span>;<\/span>\"<\/span> + libri<\/span>[i].getTitolo() + \"<\/span>;<\/span>\"<\/span> + libri<\/span>[i].getEditore() + \"<\/span>;<\/span>\"<\/span> + libri<\/span>[i].getPrezzo());\r\n                bw.newLine();\r\n            }\r\n            bw.close();\r\n            JOptionPane.showMessageDialog<\/span>(this<\/span>, \"<\/span>Archivio salvato<\/span>\"<\/span>, \"<\/span>Informazione<\/span>\"<\/span>, JOptionPane.INFORMATION_MESSAGE<\/span>);\r\n        } catch<\/span> (IOException ex) {\r\n            JOptionPane.showMessageDialog<\/span>(this<\/span>, \"<\/span>Errore nel salvataggio dell'archivio<\/span>\"<\/span>, \"<\/span>Errore<\/span>\"<\/span>, JOptionPane.ERROR_MESSAGE<\/span>);\r\n        }\r\n    }<\/span>                                        \r\n\r\n    private<\/span> void<\/span> btnCaricaActionPerformed<\/span>(<\/span>java<\/span>.<\/span>awt<\/span>.<\/span>event<\/span>.<\/span>ActionEvent<\/span> evt<\/span>)<\/span> {<\/span>                                          \r\n        try<\/span> {\r\n            FileReader fr = new<\/span> FileReader(\"<\/span>Biblioteca.csv<\/span>\"<\/span>);\r\n            BufferedReader br = new<\/span> BufferedReader(fr);\r\n            for<\/span> (int<\/span> i = 0; i < 100; i++) {\r\n                String riga = br.readLine();\r\n                String[] campi = riga.split(\"<\/span>;<\/span>\"<\/span>);\r\n                libri<\/span>[i].setAutore(campi[0]);\r\n                libri<\/span>[i].setTitolo(campi[1]);\r\n                libri<\/span>[i].setEditore(campi[2]);\r\n                libri<\/span>[i].setPrezzo(campi[3]);\r\n            }\r\n            br.close();\r\n            JOptionPane.showMessageDialog<\/span>(this<\/span>, \"<\/span>Archivio caricato<\/span>\"<\/span>, \"<\/span>Informazione<\/span>\"<\/span>, JOptionPane.INFORMATION_MESSAGE<\/span>);\r\n            txtAutore<\/span>.setText(libri<\/span>[pos<\/span>].getAutore());\r\n            txtTitolo<\/span>.setText(libri<\/span>[pos<\/span>].getTitolo());\r\n            txtEditore<\/span>.setText(libri<\/span>[pos<\/span>].getEditore());\r\n            txtPrezzo<\/span>.setText(libri<\/span>[pos<\/span>].getPrezzo());\r\n        } catch<\/span> (IOException ex) {\r\n            JOptionPane.showMessageDialog<\/span>(this<\/span>, \"<\/span>Errore nel caricamento dell'archivio<\/span>\"<\/span>, \"<\/span>Errore<\/span>\"<\/span>, JOptionPane.ERROR_MESSAGE<\/span>);\r\n        }\r\n    }<\/span>                                         \r\n\r\n[...]\r\n}<\/pre>\n","protected":false},"excerpt":{"rendered":"
package biblioteca; import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.FileReader; import java.io.FileWriter; import java.io.IOException; import javax.swing.JOptionPane; public class Main extends javax.swing.JFrame { private int pos; private Libro[] libri; public Main() { initComponents(); libri = new Libro[100]; for (int i = 0; i < 100; i++) { libri[i] = new Libro(); } pos = 0; } […] private … Continua a leggere Biblioteca<\/span><\/a><\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[],"class_list":["post-1090","post","type-post","status-publish","format-standard","hentry","category-informatica"],"_links":{"self":[{"href":"https:\/\/liceocuneo.it\/oddenino\/wp-json\/wp\/v2\/posts\/1090","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/liceocuneo.it\/oddenino\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/liceocuneo.it\/oddenino\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/liceocuneo.it\/oddenino\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/liceocuneo.it\/oddenino\/wp-json\/wp\/v2\/comments?post=1090"}],"version-history":[{"count":0,"href":"https:\/\/liceocuneo.it\/oddenino\/wp-json\/wp\/v2\/posts\/1090\/revisions"}],"wp:attachment":[{"href":"https:\/\/liceocuneo.it\/oddenino\/wp-json\/wp\/v2\/media?parent=1090"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/liceocuneo.it\/oddenino\/wp-json\/wp\/v2\/categories?post=1090"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/liceocuneo.it\/oddenino\/wp-json\/wp\/v2\/tags?post=1090"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}