/*
    * Copyright (c) 2002-2025 Gargoyle Software Inc.
    *
    * Licensed under the Apache License, Version 2.0 (the "License");
    * you may not use this file except in compliance with the License.
    * You may obtain a copy of the License at
    * https://www.apache.org/licenses/LICENSE-2.0
    *
    * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.htmlunit.platform;
  
  import java.awt.Toolkit;
  import java.awt.datatransfer.Clipboard;
  import java.awt.datatransfer.DataFlavor;
  import java.awt.datatransfer.StringSelection;
  import java.awt.datatransfer.Transferable;
  import java.awt.datatransfer.UnsupportedFlavorException;
  import java.io.IOException;
  
  import org.htmlunit.ClipboardHandler;
  
  /**
   * {@link ClipboardHandler} using the {@link Clipboard}.
   *
   * @author Ronald Brill
   */
  public class AwtClipboardHandler implements ClipboardHandler {
  
      /**
       * {@inheritDoc}
       */
      @Override
      public String getClipboardContent() {
          String result = "";
          final Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
          final Transferable contents = clipboard.getContents(null);
          if (contents != null && contents.isDataFlavorSupported(DataFlavor.stringFlavor)) {
              try {
                  result = (String) contents.getTransferData(DataFlavor.stringFlavor);
              }
              catch (final UnsupportedFlavorException | IOException ignored) {
                  // TODO
              }
          }
          return result;
      }
  
      /**
       * {@inheritDoc}
       */
      @Override
      public void setClipboardContent(final String string) {
          final Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
          final StringSelection stringSelection = new StringSelection(string);
          clipboard.setContents(stringSelection, null);
      }
  }