Xtykutl

 Caused by: java.lang.NullPointerException

    at javafx.collections.transformation.TransformationList.<init>(TransformationList.java:65)

    at javafx.collections.transformation.FilteredList.<init>(FilteredList.java:66)

    at sample.Cust_Controller.srch(Cust_Controller.java:554)

    at sample.Cust_Controller.initialize(Cust_Controller.java:603)

my textfield is called search

private void srch(){



    columnFname.setCellValueFactory(cellData -> cellData.getValue().FirstNameProperty());

    columnLname.setCellValueFactory(cellData -> cellData.getValue().LastNameProperty());



    FilteredList<CustomerDetails> filteredData = new FilteredList<>(data, p -> true);



    search.textProperty().addListener((observable, oldValue, newValue) -> {

        filteredData.setPredicate((Predicate<? super CustomerDetails>) (CustomerDetails csd) -> {

            // If filter text is empty, display all persons.

            if (newValue == null || newValue.isEmpty()) {

                return true;

            }



            // Compare first name and last name of every person with filter text.

            String lowerCaseFilter = newValue.toLowerCase();



            if (csd.getFirstName().toLowerCase().contains(lowerCaseFilter)) {

                return true; // Filter matches first name.

            } else if (csd.getLastName().toLowerCase().contains(lowerCaseFilter)) {

                return true; // Filter matches last name.

            }

            return false; // Does not match.

        });

    });

    // 3. Wrap the FilteredList in a SortedList.

    SortedList<CustomerDetails> sortedData = new SortedList<>(filteredData);



    // 4. Bind the SortedList comparator to the TableView comparator.

    sortedData.comparatorProperty().bind(tableCustomer.comparatorProperty());



    // 5. Add sorted (and filtered) data to the table.

    tableCustomer.setItems(sortedData);



}

my customerdetails

public class CustomerDetails {

    private final StringProperty custID;

    private final StringProperty FirstName;

    private final StringProperty LastName;

    private final StringProperty Organization;

    private final StringProperty Phone;

    private final StringProperty Email;

    private final StringProperty CusTypeID;

    private final StringProperty CusTypeName;







    public CustomerDetails(String custID, String FirstName, String LastName, String Organization, String Phone, String Email,String CusTypeID, String CusTypeName) {

        this.custID = new SimpleStringProperty(custID);

        this.FirstName = new SimpleStringProperty(FirstName);

        this.LastName = new SimpleStringProperty(LastName);

        this.Organization = new SimpleStringProperty(Organization);

        this.Phone = new SimpleStringProperty(Phone);

        this.Email = new SimpleStringProperty(Email);

        this.CusTypeID = new SimpleStringProperty(CusTypeID);

        this.CusTypeName = new SimpleStringProperty(CusTypeName);

    }



    public String getcustID() {

        return (String)this.custID.get();

    }



    public String getFirstName() {

        return (String)this.FirstName.get();

    }



    public String getLastName() {

        return (String)this.LastName.get();

    }



    public String getOrganization() {

        return (String)this.Organization.get();

    }



    public String getPhone() {

        return (String)this.Phone.get();

    }



    public String getEmail() {

        return (String)this.Email.get();

    }



    public String getCustTypeID() { return (String)this.CusTypeID.get();}



    public String getCustTypeName() { return (String)this.CusTypeName.get();}



    public void setcustID(String value) {

        this.custID.set(value);

    }



    public void setFirstName(String value) {

        this.FirstName.set(value);

    }



    public void setLastName(String value) {

        this.LastName.set(value);

    }



    public void setOrganization(String value) {

        this.Organization.set(value);

    }



    public void setPhone(String value) {

        this.Phone.set(value);

    }



    public void setEmail(String value) {

        this.Email.set(value);

    }



    public void setCusTypeID(String value) { this.CusTypeID.set(value);}



    public void setCusTypeName(String value) { this.CusTypeName.set(value);}



    public StringProperty custIDProperty() {

        return this.custID;

    }



    public StringProperty FirstNameProperty() {

        return this.FirstName;

    }



    public StringProperty LastNameProperty() {

        return this.LastName;

    }



    public StringProperty FirstOrganizationProperty() {

        return this.Organization;

    }



    public StringProperty PhoneProperty() {

        return this.Phone;

    }



    public StringProperty EmailProperty() {

        return this.Email;

    }



    public StringProperty CusTypeID() {return this.CusTypeID;}



    public StringProperty CusTypeName() {return this.CusTypeName;}

    }