Examples with URIResolverExtension org.eclipse.wst.sse.core.internal.util.URIResolverExtension used on opensource projects

Example 1 with URIResolverExtension

use of org.eclipse.wst.sse.core.internal.util.URIResolverExtension in project webtools.sourceediting by eclipse.

the class ModelManagerImpl method createNewInstance.

/**
 * Similar to clone, except the new instance has no content. Note: this
 * produces an unmanaged model, for temporary use. If a true shared model
 * is desired, use "copy".
 */
public IStructuredModel createNewInstance(IStructuredModel oldModel) throws IOException {
    IModelHandler handler = oldModel.getModelHandler();
    IModelLoader loader = handler.getModelLoader();
    IStructuredModel newModel = loader.createModel(oldModel);
    newModel.setModelHandler(handler);
    if (newModel instanceof AbstractStructuredModel) {
        ((AbstractStructuredModel) newModel).setContentTypeIdentifier(oldModel.getContentTypeIdentifier());
    }
    URIResolver oldResolver = oldModel.getResolver();
    if (oldResolver instanceof URIResolverExtension) {
        oldResolver = ((URIResolverExtension) oldResolver).newInstance();
    }
    newModel.setResolver(oldResolver);
    try {
        newModel.setId(DUPLICATED_MODEL);
    } catch (ResourceInUse e) {
    // impossible, since this is an unmanaged model
    }
    // base location should be null, but we'll set to
    // null to be sure.
    newModel.setBaseLocation(null);
    return newModel;
}