Java tutorial
/* SPDX-License-Identifier: Apache-2.0 */ package spdxedit.license; import javafx.fxml.FXML; import javafx.fxml.FXMLLoader; import javafx.scene.control.TextArea; import javafx.scene.control.TextField; import javafx.scene.layout.Pane; import org.apache.commons.lang3.StringUtils; import java.io.IOException; import java.util.Objects; /** * Embeddable control to edit extracted licenses */ public class LicenseExtractControl { @FXML private TextField txtLicenseId; @FXML private TextField txtLicenseName; @FXML private TextArea txtLicenseText; private String initialNameValue; private String initialTextValue; private String initialLicenseId; /** * Creates a new LicenseExtractControl. * * @param initialNameValue * @param initialTextValue * @param initialLicenseId */ public LicenseExtractControl(String initialNameValue, String initialTextValue, String initialLicenseId) { this.initialNameValue = initialNameValue; this.initialTextValue = initialTextValue; this.initialLicenseId = initialLicenseId; } @FXML void initialize() { assert txtLicenseName != null : "fx:id=\"txtLicenseName\" was not injected: check your FXML file 'extractLicenseDialog.fxml'."; assert txtLicenseText != null : "fx:id=\"txtLicenseText\" was not injected: check your FXML file 'extractLicenseDialog.fxml'."; assert initialLicenseId != null : "fx:id=\"initialLicenseId\" was not injected: check your FXML file 'extractLicenseDialog.fxml'."; txtLicenseName.setText(initialNameValue); txtLicenseText.setText(initialTextValue); txtLicenseId.setText(StringUtils.removeStart(initialLicenseId, "LicenseRef-")); } public String getLicenseId() { return "LicenseRef-" + Objects.requireNonNull(txtLicenseId).getText(); } /** * Returns the selected license name. Throws {@link NullPointerException} if called before the control has been initialized. */ public String getLicenseName() { return Objects.requireNonNull(txtLicenseName).getText(); } /** * Returns the selected license text. Throws {@link NullPointerException} if called before the control has been initialized. */ public String getLicenseText() { return Objects.requireNonNull(txtLicenseText).getText(); } public Pane getUi() { try { FXMLLoader loader = new FXMLLoader( LicenseExtractControl.class.getResource("/ExtractLicenseDialog.fxml")); loader.setController(this); Pane pane = loader.load(); return pane; } catch (IOException ioe) { throw new RuntimeException("Unable to load scene for License editor dialog"); } } }