phonebook.java

Phone Book with RecordStore

                                i++;
                            }

                            byte[] bytes = out.toByteArray();
                            recStore.addRecord(bytes, 0, bytes.length);
                            out.close();
                            dOut.close();
                            S.pop();
                            display.setCurrent(ListContact);
                        }
                        else {
                            S.push(d);
                            initAddAlert();
                            display.setCurrent(addConfirmation);
                        }
                        recStore.closeRecordStore();
                    } catch (Exception e) {
                        System.out.println("add contact gagal");
                    }
                    dispRec();
                }
            }
            else if(d == EditContact) {
                S.pop();
                display.setCurrent(ListContact);
                if(!editTextField[0].getString().equals("") || !editTextField[1].getString().equals("")) {
                    try {
                        String[] strlist = new String[10];
                        recStore = RecordStore.openRecordStore("Phone Book", true);
                        ByteArrayOutputStream out = new ByteArrayOutputStream();
                        DataOutputStream dOut = new DataOutputStream(out);
                        int jmlDetail = 0,i;
                        for(i=0;i<jmlDataContact;i++) {
                            strlist[i] = editTextField[i].getString();
                            if(i>0) jmlDetail = !strlist[i].equals("")? jmlDetail+1:jmlDetail;
                        }
                        strlist[0] = strlist[0].equals("")? "Unknown" : strlist[0];
                        
                        dOut.writeUTF(strlist[0]);
                        dOut.writeInt(jmlDetail);
                        i = 1;
                        while(i<jmlDataContact) {
                            if(!strlist[i].equals("")) dOut.writeUTF(strlist[i]);
                            i++;
                        }

                        byte[] bytes = out.toByteArray();
                        recStore.setRecord(Search(temp),bytes, 0, bytes.length);
                        out.close();
                        dOut.close();
                        
                        recStore.closeRecordStore();
                    } catch (Exception e) {
                        System.out.println("edit contact gagal"+e);
                    }
                    dispRec();
                }
            }
            else if(d == addConfirmation) {
                S.pop();
                S.pop();
                display.setCurrent(ListContact);
                if(!addTextField[0].getString().equals("") || !addTextField[1].getString().equals("")) {
                    try {
                        String[] strlist = new String[10];
                        recStore = RecordStore.openRecordStore("Phone Book", true);
                        ByteArrayOutputStream out = new ByteArrayOutputStream();
                        DataOutputStream dOut = new DataOutputStream(out);
                        int jmlDetail = 0,i;
                        for(i=0;i<jmlDataContact;i++) {
                            strlist[i] = addTextField[i].getString();
                            if(i>0) jmlDetail = !strlist[i].equals("")? jmlDetail+1:jmlDetail;
                        }
                        strlist[0] = strlist[0].equals("")? "Unknown" : strlist[0];
                        dOut.writeUTF(strlist[0]);
                        dOut.writeInt(jmlDetail);
                        i = 1;
                        while(i<=jmlDetail) {
                            dOut.writeUTF(strlist[i]);
                            i++;
                        }
                        
                        byte[] bytes = out.toByteArray();
                        recStore.setRecord(Search(strlist[0]),bytes, 0, bytes.length);
                        out.close();
                        dOut.close();
                        recStore.closeRecordStore();
                    } catch (Exception e) {
                        System.out.println("ganti contact gagal"+e);
                    }
                    dispRec();
                }
            }
            else if(d == alert) {
                try {
                    recStore = RecordStore.openRecordStore("Phone Book", true);
                    recStore.deleteRecord(Search(cari));
                    recStore.closeRecordStore();
                }catch(Exception e){
                    System.out.println("delete gagal");
                }
                S.pop();
                if(!S.empty()) S.pop();
                display.setCurrent(ListContact);
                dispRec();
            }
            else if(d == SearchContact) {
                ListContact.deleteAll();
                try{
                    recStore = RecordStore.openRecordStore("Phone Book", true);
                    byte[] recBytes;
                    RecordEnumeration enumerator = recStore.enumerateRecords(null, this, false);
                    while (enumerator.hasNextElement()){
                        recBytes = enumerator.nextRecord();
                        ByteArrayInputStream in = new ByteArrayInputStream(recBytes);
                        DataInputStream dIn = new DataInputStream(in);
                        String item = dIn.readUTF();
                        if(item.startsWith(searchTextField.getString())) ListContact.append(item, null);
                        dIn.close();
                        in.close();
                    }
                    
                    recStore.closeRecordStore();
                }catch (Exception e){
                    System.out.println("Menampilkan search gagal");
                }
                S.pop();
                display.setCurrent(ListContact);
            }
        }
        if (c == viewAllCommand) {
            dispRec();
        }
        if (c == deleteContactCommand) {
            try {
                if(d == ListContact) cari = ListContact.getString(ListContact.getSelectedIndex());
                else if(d == DetailContact) cari = DetailContact.getString(0);
                S.push(d);
                initAlert();
                display.setCurrent(alert);
            }catch(Exception e) {
                System.out.println("Delete gagal");
            }
        }
        if (c == detailCommand) {
            if(ListContact.getSelectedIndex()>=0) {
                S.push(d);
                initDetail();
                display.setCurrent(DetailContact);
            }
            else System.out.println("detail gagal di sini");
        }
        if (c == searchCommand) {
            S.push(d);
            initSearch();
            display.setCurrent(SearchContact);
        }
        if (c == editCommand) {
            S.push(d);
            initEdit();
            display.setCurrent(EditContact);
        }
        if (c == addDetailCommand) {
            EditContact.deleteAll();
            EditContact.addCommand(backCommand);
            EditContact.addCommand(addDetailCommand);
            EditContact.addCommand(OkCommand);
            EditContact.setCommandListener(this);
            for(int i=0;i<jmlDataContact;i++) editTextField[i].setString("");
            try {
                recStore = RecordStore.openRecordStore("Phone Book", true);
                byte[] recBytes;
                recBytes = recStore.getRecord(Search(ListContact.getString(ListContact.getSelectedIndex())));
                ByteArrayInputStream in = new ByteArrayInputStream(recBytes);
                DataInputStream dIn = new DataInputStream(in);
                String item = dIn.readUTF();
                EditContact.append(editTextField[0]);
                editTextField[0].setString(item);
                temp = item;
                int panjang = dIn.readInt(),i=0;
                while(i<panjang) {
                    item = dIn.readUTF();
                    EditContact.append(editTextField[i+1]);
                    editTextField[i+1].setString(item);
                    i++;
                }
                while(i<jmlDataContact-1) {
                    EditContact.append(editTextField[i+1]);
                    i++;
                }
                
                dIn.close();
                in.close();
                recStore.closeRecordStore();
            }catch(Exception e) {
                System.out.println("Add detail gagal"+e);
            }
        }
    }   
    
    public void dispRec() {
        ListContact.deleteAll();
        try{
            recStore = RecordStore.openRecordStore("Phone Book", true);
            byte[] recBytes;
            RecordEnumeration enumerator = recStore.enumerateRecords(null, this, false);
            while (enumerator.hasNextElement()){
                recBytes = enumerator.nextRecord();
                ByteArrayInputStream in = new ByteArrayInputStream(recBytes);
                DataInputStream dIn = new DataInputStream(in);
                String item = dIn.readUTF();
                ListContact.append(item, null);
                dIn.close();
                in.close();
            }
            recStore.closeRecordStore();
        }catch (Exception e){
            System.out.println("menampilkan contact gagal");
        }
    }
    
    public int compare(byte[] rec1, byte[] rec2){
        try {
            String record1;
            String record2;
            //Sorting Ascending
            ByteArrayInputStream in1 = new ByteArrayInputStream(rec1);
            DataInputStream dIn1 = new DataInputStream(in1);
            ByteArrayInputStream in2 = new ByteArrayInputStream(rec2);
            DataInputStream dIn2 = new DataInputStream(in2);

            record1 = dIn1.readUTF().toUpperCase();
            record2 = dIn2.readUTF().toUpperCase();
            dIn1.close(); in1.close();
            dIn2.close(); in2.close();

            if (record1.compareTo(record2) < 0){
                return(PRECEDES);
            } else {
                if (record1.compareTo(record2) > 0){
                    return(FOLLOWS);
                } else {
                    return(EQUIVALENT);
                }
            }
        }catch(Exception e) {
            System.out.println("sortin gagal");
            return -2;
        }
    }
}