Java 类com.intellij.psi.tree.ICompositeElementType 实例源码

项目：intellij-ce-playground 文件：ASTFactory.java

@NotNull
public static CompositeElement composite(@NotNull final IElementType type) {
  if (type instanceof ICompositeElementType) {
    return (CompositeElement)((ICompositeElementType)type).createCompositeNode();
  }

  final CompositeElement customComposite = factory(type).createComposite(type);
  return customComposite != null ? customComposite : DefaultFactoryHolder.DEFAULT.createComposite(type);
}

项目：consulo 文件：DefaultASTCompositeFactory.java

@Nonnull
@Override
public CompositeElement createComposite(IElementType type) {
  if (type instanceof IFileElementType) {
    return new FileElement(type, null);
  }
  if (type instanceof ICompositeElementType) {
    return (CompositeElement)((ICompositeElementType)type).createCompositeNode();
  }
  return new CompositeElement(type);
}