removed StringUtils

src/main/java/de/neemann/digital/draw/library/LibraryNode.java

@@ -6,7 +6,7 @@ import de.neemann.digital.draw.elements.VisualElement;
 import de.neemann.digital.draw.shapes.ShapeFactory;
 import de.neemann.digital.lang.Lang;
 import de.neemann.gui.IconCreator;
-import de.neemann.gui.StringUtils;
+import de.neemann.gui.LineBreaker;
 
 import javax.swing.*;
 import java.io.File;
@@ -316,11 +316,11 @@ public class LibraryNode implements Iterable<LibraryNode> {
                 if (description == null)
                     return Lang.get("msg_fileNotImportedYet");
                 else
-                    return StringUtils.textToHTML(description.getDescription(new ElementAttributes()));
+                    return new LineBreaker().toHTML().breakLines(description.getDescription(new ElementAttributes()));
             } else
                 return Lang.get("msg_fileIsNotUnique");
         } else
-            return StringUtils.textToHTML(Lang.getNull("elem_" + getName() + "_tt"));
+            return new LineBreaker().toHTML().breakLines(Lang.getNull("elem_" + getName() + "_tt"));
     }
 
     /**

src/main/java/de/neemann/digital/gui/components/CircuitComponent.java

@@ -21,7 +21,7 @@ import de.neemann.digital.gui.sync.Sync;
 import de.neemann.digital.lang.Lang;
 import de.neemann.gui.ErrorMessage;
 import de.neemann.gui.IconCreator;
-import de.neemann.gui.StringUtils;
+import de.neemann.gui.LineBreaker;
 import de.neemann.gui.ToolTipAction;
 
 import javax.swing.*;
@@ -292,7 +292,7 @@ public class CircuitComponent extends JComponent implements Circuit.ChangedListe
         if (tt != null && tt.length() == 0)
             return null;
         else
-            return StringUtils.textToHTML(tt);
+            return new LineBreaker().toHTML().breakLines(tt);
     }
 
     /**

src/main/java/de/neemann/digital/gui/components/EditorFactory.java

@@ -14,7 +14,7 @@ import de.neemann.digital.gui.sync.NoSync;
 import de.neemann.digital.lang.Lang;
 import de.neemann.digital.testing.TestData;
 import de.neemann.gui.ErrorMessage;
-import de.neemann.gui.StringUtils;
+import de.neemann.gui.LineBreaker;
 import de.neemann.gui.ToolTipAction;
 import de.neemann.gui.language.Bundle;
 import de.neemann.gui.language.Language;
@@ -95,7 +95,7 @@ public final class EditorFactory {
             JLabel label = new JLabel(key.getName() + ":  ");
             if (labelAtTop)
                 label.setVerticalAlignment(JLabel.TOP);
-            final String description = StringUtils.textToHTML(key.getDescription());
+            final String description = new LineBreaker().toHTML().breakLines(key.getDescription());
             label.setToolTipText(description);
             panel.add(label, DialogLayout.LABEL);
             JComponent component = getComponent(elementAttributes);
@@ -211,7 +211,7 @@ public final class EditorFactory {
 
         public BooleanEditor(Boolean value, Key<Boolean> key) {
             bool = new JCheckBox(key.getName(), value);
-            bool.setToolTipText(StringUtils.textToHTML(key.getDescription()));
+            bool.setToolTipText(new LineBreaker().toHTML().breakLines(key.getDescription()));
         }
 
         @Override

src/main/java/de/neemann/digital/gui/components/testing/TestResultDialog.java

@@ -11,7 +11,7 @@ import de.neemann.digital.lang.Lang;
 import de.neemann.digital.testing.*;
 import de.neemann.gui.ErrorMessage;
 import de.neemann.gui.IconCreator;
-import de.neemann.gui.StringUtils;
+import de.neemann.gui.LineBreaker;
 
 import javax.swing.*;
 import javax.swing.table.DefaultTableCellRenderer;
@@ -79,7 +79,7 @@ public class TestResultDialog extends JDialog {
 
             tp.addTab(tabName, tabIcon, new JScrollPane(table));
             if (tr.toManyResults())
-                tp.setToolTipTextAt(i, StringUtils.textToHTML(Lang.get("msg_test_missingLines_tt")));
+                tp.setToolTipTextAt(i, new LineBreaker().toHTML().breakLines(Lang.get("msg_test_missingLines_tt")));
             i++;
         }
         if (errorTabIndex >= 0)

src/main/java/de/neemann/gui/ErrorMessage.java

@@ -43,10 +43,28 @@ public class ErrorMessage implements Runnable {
 
         if (message.length() > 0)
             message.append('\n');
-        message.append(StringUtils.getExceptionMessage(e));
+        addExceptionMessage(e);
         return this;
     }
 
+    /**
+     * Creates a exception message
+     *
+     * @param e the {@link Throwable} instance
+     */
+    private void addExceptionMessage(Throwable e) {
+        while (e != null) {
+            final String m = e.getMessage();
+            if (m != null && m.length() > 0)
+                message.append(m);
+            else
+                message.append(e.getClass().getSimpleName());
+            e = e.getCause();
+            if (e != null)
+                message.append("\ncaused by: ");
+        }
+    }
+
     /**
      * Shows the error message
      *

src/main/java/de/neemann/gui/StringUtils.java

@@ -1,64 +0,0 @@
-package de.neemann.gui;
-
-/**
- * Some helper functions concerning strings
- */
-public final class StringUtils {
-
-
-    private StringUtils() {
-    }
-
-    /**
-     * Adds a list to a {@link StringBuilder}
-     *
-     * @param sb        the StringBuilder
-     * @param i         the list
-     * @param separator the separator to use
-     */
-    public static void addList(StringBuilder sb, Iterable<?> i, String separator) {
-        boolean first = true;
-        for (Object o : i) {
-            if (first)
-                first = false;
-            else
-                sb.append(separator);
-            sb.append(o.toString());
-        }
-    }
-
-    /**
-     * Creates a exception message
-     *
-     * @param e the {@link Throwable} instance
-     * @return the message
-     */
-    public static String getExceptionMessage(Throwable e) {
-        StringBuilder sb = new StringBuilder();
-
-        while (e != null) {
-            final String m = e.getMessage();
-            if (m != null && m.length() > 0)
-                sb.append(m);
-            else
-                sb.append(e.getClass().getSimpleName());
-            e = e.getCause();
-            if (e != null)
-                sb.append("\ncaused by: ");
-        }
-
-        return sb.toString();
-    }
-
-    /**
-     * Formats text to html if it contains line breaks.
-     * Short texts are unchanged. Ignores the containing line breaks.
-     *
-     * @param text the text
-     * @return the unchanged text or a HTML segment
-     */
-    public static String textToHTML(String text) {
-        return new LineBreaker().toHTML().breakLines(text);
-    }
-
-}