// Copyright (c) 2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

package org.chromium.debug.core.model;

import org.chromium.debug.core.util.ChromiumDebugPluginUtil;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.IAdapterFactory;
import org.eclipse.debug.ui.actions.IToggleBreakpointsTarget;
import org.eclipse.ui.texteditor.ITextEditor;

/**
 * Factory of LineBreakpointAdapters for browser scripts.
 */
public class BreakpointAdapterFactory implements IAdapterFactory {

  @SuppressWarnings("unchecked")
  public Object getAdapter(Object adaptableObject, Class adapterType) {
    if (adaptableObject instanceof ITextEditor) {
      ITextEditor editorPart = (ITextEditor) adaptableObject;
      IResource resource =
          (IResource) editorPart.getEditorInput().getAdapter(IResource.class);
      if (resource != null) {
        String extension = resource.getFileExtension();
        if (extension != null && ChromiumDebugPluginUtil.CHROMIUM_EXTENSION.equals(extension)) {
          return new LineBreakpointAdapter();
        }
      }
    }
    return null;
  }

  @SuppressWarnings("unchecked")
  public Class[] getAdapterList() {
    return new Class[] { IToggleBreakpointsTarget.class };
  }
}