Works for document properties.

source/org/libreoffice/example/comp/MetadataInaccessableException.java

@@ -0,0 +1,7 @@
+package org.libreoffice.example.comp;
+
+public class MetadataInaccessableException extends Exception {
+	public MetadataInaccessableException(String errorMessage) {
+		super(errorMessage);
+	}
+}

source/pro/litvinovg/libreoffice/metadata/Document.java

@@ -1,5 +1,6 @@
 package pro.litvinovg.libreoffice.metadata;
 
+import java.nio.file.attribute.UserDefinedFileAttributeView;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Comparator;
@@ -8,13 +9,18 @@ import java.util.Map;
 import org.libreoffice.example.comp.MetadataInaccessableException;
 
 import com.sun.org.apache.bcel.internal.generic.NEW;
+import com.sun.star.beans.IllegalTypeException;
+import com.sun.star.beans.NotRemoveableException;
 import com.sun.star.beans.Property;
+import com.sun.star.beans.PropertyExistException;
+import com.sun.star.beans.UnknownPropertyException;
 import com.sun.star.beans.XPropertyContainer;
 import com.sun.star.beans.XPropertySet;
 import com.sun.star.beans.XPropertySetInfo;
 import com.sun.star.document.XDocumentProperties;
 import com.sun.star.document.XDocumentPropertiesSupplier;
 import com.sun.star.frame.XDesktop;
+import com.sun.star.lang.IllegalArgumentException;
 import com.sun.star.lang.XComponent;
 import com.sun.star.lang.XMultiComponentFactory;
 import com.sun.star.uno.UnoRuntime;
@@ -27,7 +33,7 @@ public class Document {
 	private static final String DOC_SUBJECT = "Document subject";
 	private static final String DOC_DESCRIPTION = "Document description";
 	private static final String DOC_KEYWORDS = "Document keywords";
-
+	private static final short REMOVEABLE_ATTRIBUTE = 128;
 
 	private XComponentContext context;
 	private XDesktop xDesktop;
@@ -48,7 +54,7 @@ public class Document {
 			e.printStackTrace();
 			System.exit(1);
 		}
-		logProperties();
+		//logProperties();
 	}
 
 	private void getCurrentDocument() throws MetadataInaccessableException {
@@ -63,6 +69,60 @@ public class Document {
 		logDocumentCustomProperties();
 	}
 	
+	public void setCustomDocumentProperties(ArrayList<CustomDocumentProperty> docCustomProps) {
+		documentPropertiesSupplier = UnoRuntime.queryInterface(XDocumentPropertiesSupplier.class, currentDocument);
+		documentProperties = documentPropertiesSupplier.getDocumentProperties();
+		removeStringProperties();
+		addStringProperties(docCustomProps);
+	}
+
+	private void addStringProperties(ArrayList<CustomDocumentProperty> docCustomProps) {
+		XPropertyContainer userDifinedProperties = documentProperties.getUserDefinedProperties();
+		for (int i = 0; i < docCustomProps.size();i++) {
+			CustomDocumentProperty property = docCustomProps.get(i);
+			try {
+				userDifinedProperties.addProperty(property.getName(), REMOVEABLE_ATTRIBUTE, property.getValue());
+		//		System.out.println("added "+ property.getName() + " value " + property.getValue());
+
+			} catch (IllegalArgumentException e) {
+				System.out.println("IllegalArgumentException while adding new property");
+				e.printStackTrace();
+			} catch (PropertyExistException e) {
+				System.out.println("Property already exists");
+				e.printStackTrace();
+			} catch (IllegalTypeException e) {
+				System.out.println("Property type illegal");
+				e.printStackTrace();
+			}		
+		}
+	
+	}
+
+	private void removeStringProperties() {
+		XPropertyContainer userDifinedProperties = documentProperties.getUserDefinedProperties();
+		XPropertySet propertySet = UnoRuntime.queryInterface(XPropertySet.class, userDifinedProperties);
+		if (propertySet != null) {
+			XPropertySetInfo propertySetInfo = propertySet.getPropertySetInfo();
+			if (propertySetInfo != null) {
+				Property[] props = propertySetInfo.getProperties();
+				for (Property prop : props) {
+					if (prop.Type.getTypeName().equals("string")){
+						try {
+							userDifinedProperties.removeProperty(prop.Name);
+						//	System.out.println("removed "+ prop.Name);
+						} catch (UnknownPropertyException e) {
+							System.out.println("Property " + prop.Name + " does not exist.");
+							e.printStackTrace();
+						} catch (NotRemoveableException e) {
+							System.out.println("Property " + prop.Name + " is not removeable.");
+							e.printStackTrace();
+						}
+					}
+				}
+			}
+		}
+	}
+	
 	public ArrayList<CustomDocumentProperty> getDocumentCustomProperties() {
 		ArrayList<CustomDocumentProperty> customProps = new ArrayList<CustomDocumentProperty>();
 		documentPropertiesSupplier = UnoRuntime.queryInterface(XDocumentPropertiesSupplier.class, currentDocument);
@@ -116,7 +176,6 @@ public class Document {
 		documentProperties = documentPropertiesSupplier.getDocumentProperties();
 		if (docProps.containsKey(DOC_AUTHOR)) {
 			documentProperties.setAuthor(docProps.get(DOC_AUTHOR));
-			System.out.println("set author" + docProps.get(DOC_AUTHOR));
 		}
 		if (docProps.containsKey(DOC_TITLE)) {
 			documentProperties.setTitle(docProps.get(DOC_TITLE));
@@ -132,10 +191,6 @@ public class Document {
 		}
 	}
 
-	private void updateDocProperty(String propertyName, Map<String, String> docProps) {
-
-	}
-
 	private void logDocumentProperties() {
 		documentPropertiesSupplier = UnoRuntime.queryInterface(XDocumentPropertiesSupplier.class, currentDocument);
 		documentProperties = documentPropertiesSupplier.getDocumentProperties();
@@ -177,4 +232,6 @@ public class Document {
 		}
 		return value;
 	}
+
+
 }

source/pro/litvinovg/libreoffice/metadata/views/EditorGUI.java

@@ -40,6 +40,10 @@ import java.util.Map.Entry;
 import java.util.Vector;
 import java.awt.event.ActionListener;
 import java.awt.event.ActionEvent;
+import java.awt.event.FocusAdapter;
+import java.awt.event.FocusEvent;
+import javax.swing.JToggleButton;
+import javax.swing.LayoutStyle.ComponentPlacement;
 
 public class EditorGUI extends JFrame {
 	//Components
@@ -56,6 +60,7 @@ public class EditorGUI extends JFrame {
 	private ArrayList<CustomDocumentProperty> docCustomProps;
 	private Document document = null;
 	private JButton btnNewButton;
+	private JMenuItem menuItemPupupDocUserProps;
 
 
 	/**
@@ -75,6 +80,7 @@ public class EditorGUI extends JFrame {
 			public void run() {
 				try {
 					EditorGUI frame = new EditorGUI(doc);
+					frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
 					frame.setVisible(true);
 				} catch (Exception e) {
 					e.printStackTrace();
@@ -93,6 +99,7 @@ public class EditorGUI extends JFrame {
 			public void run() {
 				try {
 					EditorGUI frame = new EditorGUI();
+					frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
 					frame.setVisible(true);
 				} catch (Exception e) {
 					e.printStackTrace();
@@ -118,11 +125,32 @@ public class EditorGUI extends JFrame {
 			public void actionPerformed(ActionEvent e) {
 				updateDocProps();
 				document.setDocumentProperties(docProps);
+				updateDocCustomProps();
+				document.setCustomDocumentProperties(docCustomProps);
+			}
+		});
+		
+		menuItemPupupDocUserProps.addActionListener(new ActionListener() {
+			public void actionPerformed(ActionEvent e) {
+				docCustomPropsModel.addRow(new Object[] {null, null});
 			}
 		});
 	}
+	private void updateDocCustomProps() {
+		Vector dataVector = docCustomPropsModel.getDataVector();
+		Enumeration elements = dataVector.elements();
+		docCustomProps.clear();
+		while (elements.hasMoreElements()) {
+			Vector row = (Vector) elements.nextElement();
+			String name = (String) row.get(0);
+			String value = (String) row.get(1);
+			if (!name.isEmpty() && !value.isEmpty()) {
+				docCustomProps.add(new CustomDocumentProperty(name, value, "string"));
+			}
+		}
+	}
+	
 	private void updateDocProps() {
-		System.out.println("updateDocProps");
 		Vector dataVector = docPropertiesModel.getDataVector();
 		Enumeration elements = dataVector.elements();
 		docProps.clear();
@@ -155,11 +183,16 @@ public class EditorGUI extends JFrame {
 		
 		
 		tableDocProps = new JTable();
+		tableDocProps.putClientProperty("terminateEditOnFocusLost", true);
+		tableDocProps.setSurrendersFocusOnKeystroke(true);
 		tableDocProps.setCellSelectionEnabled(true);
 		tableDocProps.setFillsViewportHeight(true);
 		tableDocProps.setModel(docPropertiesModel);
 		
 		tableDocCustomProps = new JTable();
+		tableDocCustomProps.putClientProperty("terminateEditOnFocusLost", true);
+
+		tableDocCustomProps.setSurrendersFocusOnKeystroke(true);
 		tableDocCustomProps.setFillsViewportHeight(true);
 		tableDocCustomProps.setCellSelectionEnabled(true);
 		tableDocCustomProps.setModel(docCustomPropsModel);
@@ -168,31 +201,38 @@ public class EditorGUI extends JFrame {
 		
 		GroupLayout gl_panel = new GroupLayout(panel);
 		gl_panel.setHorizontalGroup(
-			gl_panel.createParallelGroup(Alignment.TRAILING)
+			gl_panel.createParallelGroup(Alignment.LEADING)
-				.addGroup(Alignment.LEADING, gl_panel.createSequentialGroup()
+				.addGroup(Alignment.TRAILING, gl_panel.createSequentialGroup()
+					.addContainerGap(838, Short.MAX_VALUE)
+					.addComponent(btnNewButton)
+					.addGap(58))
+				.addGroup(gl_panel.createSequentialGroup()
 					.addContainerGap()
-					.addGroup(gl_panel.createParallelGroup(Alignment.LEADING)
+					.addComponent(tableDocCustomProps, GroupLayout.DEFAULT_SIZE, 940, Short.MAX_VALUE)
-						.addGroup(gl_panel.createSequentialGroup()
+					.addContainerGap())
-							.addComponent(tableDocProps, GroupLayout.DEFAULT_SIZE, 940, Short.MAX_VALUE)
+				.addGroup(gl_panel.createSequentialGroup()
-							.addContainerGap())
+					.addContainerGap()
-						.addGroup(Alignment.TRAILING, gl_panel.createSequentialGroup()
+					.addComponent(tableDocProps, GroupLayout.DEFAULT_SIZE, 940, Short.MAX_VALUE)
-							.addComponent(btnNewButton)
+					.addContainerGap())
-							.addGap(58))
-						.addGroup(Alignment.TRAILING, gl_panel.createSequentialGroup()
-							.addComponent(tableDocCustomProps, GroupLayout.DEFAULT_SIZE, 940, Short.MAX_VALUE)
-							.addContainerGap())))
 		);
 		gl_panel.setVerticalGroup(
 			gl_panel.createParallelGroup(Alignment.LEADING)
 				.addGroup(gl_panel.createSequentialGroup()
 					.addGap(86)
 					.addComponent(tableDocProps, GroupLayout.PREFERRED_SIZE, 81, GroupLayout.PREFERRED_SIZE)
-					.addGap(18)
+					.addPreferredGap(ComponentPlacement.UNRELATED)
 					.addComponent(tableDocCustomProps, GroupLayout.DEFAULT_SIZE, 368, Short.MAX_VALUE)
-					.addGap(75)
+					.addGap(81)
 					.addComponent(btnNewButton)
 					.addGap(27))
 		);
+		
+		JPopupMenu popupMenu = new JPopupMenu();
+		addPopup(tableDocCustomProps, popupMenu);
+		
+		menuItemPupupDocUserProps = new JMenuItem("Добавить строку");
+		
+		popupMenu.add(menuItemPupupDocUserProps);
 		panel.setLayout(gl_panel);