import org.eclipse.wst.sse.core.internal.provisional.IModelManager; //导入依赖的package包/类
/**
 * 
 * @param file
 *            the file to get the model for
 * @return the file's JSONModel or null
 */
protected IJSONModel getModelForResource(IFile file) {
	IStructuredModel model = null;
	IModelManager manager = StructuredModelManager.getModelManager();

	try {
		model = manager.getModelForRead(file);
		// TODO.. HTML validator tries again to get a model a 2nd way
	}
	catch (Exception e) {
		Logger.log(Logger.ERROR_DEBUG, file.getFullPath().toString(), e);
	}

	if (model instanceof IJSONModel)
		return (IJSONModel) model;
	if (model != null)
		model.releaseFromRead();
	return null;
}
 

import org.eclipse.wst.sse.core.internal.provisional.IModelManager; //导入依赖的package包/类
@Override
protected IDOMModel doGetModelForRead() throws IOException, CoreException {
  IModelManager modelManager = StructuredModelManager.getModelManager();
  IFile storageFile = ResourcesPlugin.getWorkspace().getRoot().getFile(storage.getFullPath());
  IDOMModel model = (IDOMModel) modelManager.getModelForRead(storageFile);
  return model;
}
 

import org.eclipse.wst.sse.core.internal.provisional.IModelManager; //导入依赖的package包/类
public IStructuredDocument clone(IDocument original) {
  IModelManager modelManager = StructuredModelManager.getModelManager();
  String modelId = getModelId(original);
  if (modelId == null) {
    GWTPluginLog.logError("Could not get a model ID for the document to be formatted.");
    return null;
  }

  /*
   * The XML formatter requires a managed model (discovered by it crashing
   * when given an unmanaged model.) Unfortunately, we cannot create a managed
   * in-memory (i.e. non-file backed) model via IModelManager API (there is
   * one method that may work, but it is deprecated.) Instead, we copy the
   * existing model into a temp model with ID "temp".
   */
  try {
    IStructuredModel modelClone = modelManager.copyModelForEdit(modelId,
        "structuredDocumentClonerModel" + nextId.getAndIncrement());
    modelClone.setBaseLocation(getModelBaseLocation(original));

    IStructuredDocument documentClone = modelClone.getStructuredDocument();
    documentClone.set(original.get());

    // Create and connect the partitioner to the document
    IDocumentPartitioner tempPartitioner = documentPartitionerFactory.createDocumentPartitioner();
    ((IDocumentExtension3) documentClone).setDocumentPartitioner(
        partitioning, tempPartitioner);
    tempPartitioner.connect(documentClone);

    // Save the cloned model so we can release it later
    modelClones.put(documentClone, modelClone);

    return documentClone;
  } catch (ResourceInUse e1) {
    GWTPluginLog.logError(e1,
        "Could not copy the original model to be formatted.");
    return null;
  }
}
 

import org.eclipse.wst.sse.core.internal.provisional.IModelManager; //导入依赖的package包/类
private String getModelBaseLocation(IDocument document) {
  IModelManager modelManager = StructuredModelManager.getModelManager();
  IStructuredModel model = null;
  try {
    model = modelManager.getExistingModelForRead(document);
    return model.getBaseLocation();
  } finally {
    if (model != null) {
      model.releaseFromRead();
    }
  }
}
 

import org.eclipse.wst.sse.core.internal.provisional.IModelManager; //导入依赖的package包/类
private String getModelId(IDocument document) {
  IModelManager modelManager = StructuredModelManager.getModelManager();
  IStructuredModel model = null;
  try {
    model = modelManager.getExistingModelForRead(document);
    return model.getId();
  } finally {
    if (model != null) {
      model.releaseFromRead();
    }
  }
}
 

import org.eclipse.wst.sse.core.internal.provisional.IModelManager; //导入依赖的package包/类
public Widget getWidgetForEdit() throws CoreException {
	long enter = System.currentTimeMillis();
	if (editableWidget == null) {
		synchronized (this) {
			IFile configXml = configXMLtoIFile();
			if (configXml == null) {
				return null;
			}
			IModelManager manager = StructuredModelManager.getModelManager();
			try {
				underLyingModel = manager.getModelForEdit(configXml);
				if ((underLyingModel != null) && (underLyingModel instanceof IDOMModel)) {
					underLyingModel.addModelStateListener(this);
					IDOMModel domModel = (IDOMModel) underLyingModel;
					editableWidget = load(domModel.getDocument());
					lastWidget = load(domModel.getDocument());
				}
			} catch (IOException e) {
				throw new CoreException(
						new Status(IStatus.ERROR, HybridCore.PLUGIN_ID, "Error creating widget model", e));
			}
		}
	}
	HybridCore.trace("Completed WidgetModel.getWidgetForEdit it "
			+ Long.toString(System.currentTimeMillis() - enter) + "ms");
	return editableWidget;
}
 

import org.eclipse.wst.sse.core.internal.provisional.IModelManager; //导入依赖的package包/类
public static String getFileName(ICSSNode cssNode, IDOMNode node) {
	String fileName = cssNode.getOwnerDocument().getModel()
			.getBaseLocation();
	if (IModelManager.UNMANAGED_MODEL.equals(fileName)) {
		if (node != null) {
			return node.getModel().getBaseLocation();
		}
		return null;
	}
	return fileName;
}
 

import org.eclipse.wst.sse.core.internal.provisional.IModelManager; //导入依赖的package包/类
private IDOMModel getModelForEdit() throws IOException, CoreException {
  IModelManager modelManager = StructuredModelManager.getModelManager();
  return (IDOMModel) modelManager.getModelForEdit(getFile());
}
 

import org.eclipse.wst.sse.core.internal.provisional.IModelManager; //导入依赖的package包/类
@Override
protected IDOMModel doGetModelForRead() throws IOException, CoreException {
  IModelManager modelManager = StructuredModelManager.getModelManager();
  return (IDOMModel) modelManager.getModelForRead(getFile());
}
 

import org.eclipse.wst.sse.core.internal.provisional.IModelManager; //导入依赖的package包/类
public static IStructuredModel createModel() {
	IModelManager manager = StructuredModelManager.getModelManager();
	return manager
			.createUnManagedStructuredModelFor(ContentTypeIdForJSON.ContentTypeID_JSON);

}