Golang RuntimeSort.OriginalPosition方法代码示例

// mustPrintWithKinds determines if printer is dealing
// with multiple resource kinds, in which case it will
// return true, indicating resource kind will be
// included as part of printer output
func mustPrintWithKinds(objs []runtime.Object, infos []*resource.Info, sorter *kubectl.RuntimeSort) bool {
	var lastMap *meta.RESTMapping

	for ix := range objs {
		var mapping *meta.RESTMapping
		if sorter != nil {
			mapping = infos[sorter.OriginalPosition(ix)].Mapping
		} else {
			mapping = infos[ix].Mapping
		}

		// display "kind" only if we have mixed resources
		if lastMap != nil && mapping.Resource != lastMap.Resource {
			return true
		}
		lastMap = mapping
	}

	return false
}

//.........这里部分代码省略.........
		if err != nil {
			return err
		}

		kubectl.WatchLoop(w, func(e watch.Event) error {
			return printer.PrintObj(e.Object, out)
		})
		return nil
	}

	b := resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.ClientForMapping), f.Decoder(true)).
		NamespaceParam(cmdNamespace).DefaultNamespace().AllNamespaces(allNamespaces).
		FilenameParam(enforceNamespace, options.Filenames...).
		SelectorParam(selector).
		ExportParam(export).
		ResourceTypeOrNameArgs(true, args...).
		ContinueOnError().
		Latest()
	printer, generic, err := cmdutil.PrinterForCommand(cmd)
	if err != nil {
		return err
	}

	if generic {
		clientConfig, err := f.ClientConfig()
		if err != nil {
			return err
		}

		singular := false
		r := b.Flatten().Do()
		infos, err := r.IntoSingular(&singular).Infos()
		if err != nil {
			return err
		}

		// the outermost object will be converted to the output-version, but inner
		// objects can use their mappings
		version, err := cmdutil.OutputVersion(cmd, clientConfig.GroupVersion)
		if err != nil {
			return err
		}
		obj, err := resource.AsVersionedObject(infos, !singular, version.String(), f.JSONEncoder())
		if err != nil {
			return err
		}

		return printer.PrintObj(obj, out)
	}

	infos, err := b.Flatten().Do().Infos()
	if err != nil {
		return err
	}
	objs := make([]runtime.Object, len(infos))
	for ix := range infos {
		objs[ix] = infos[ix].Object
	}

	sorting, err := cmd.Flags().GetString("sort-by")
	var sorter *kubectl.RuntimeSort
	if err == nil && len(sorting) > 0 && len(objs) > 1 {
		// TODO: questionable
		if sorter, err = kubectl.SortObjects(f.Decoder(true), objs, sorting); err != nil {
			return err
		}
	}

	// use the default printer for each object
	printer = nil
	var lastMapping *meta.RESTMapping
	w := kubectl.GetNewTabWriter(out)
	defer w.Flush()

	for ix := range objs {
		var mapping *meta.RESTMapping
		if sorter != nil {
			mapping = infos[sorter.OriginalPosition(ix)].Mapping
		} else {
			mapping = infos[ix].Mapping
		}
		if printer == nil || lastMapping == nil || mapping == nil || mapping.Resource != lastMapping.Resource {
			printer, err = f.PrinterForMapping(cmd, mapping, allNamespaces)
			if err != nil {
				return err
			}
			lastMapping = mapping
		}
		if _, found := printer.(*kubectl.HumanReadablePrinter); found {
			if err := printer.PrintObj(objs[ix], w); err != nil {
				return err
			}
			continue
		}
		if err := printer.PrintObj(objs[ix], out); err != nil {
			return err
		}
	}
	return nil
}

//.........这里部分代码省略.........
	}

	objs := make([]runtime.Object, len(infos))
	for ix := range infos {
		objs[ix] = infos[ix].Object
	}

	sorting, err := cmd.Flags().GetString("sort-by")
	if err != nil {
		return err
	}
	var sorter *kubectl.RuntimeSort
	if len(sorting) > 0 && len(objs) > 1 {
		// TODO: questionable
		if sorter, err = kubectl.SortObjects(f.Decoder(true), objs, sorting); err != nil {
			return err
		}
	}

	// use the default printer for each object
	printer = nil
	var lastMapping *meta.RESTMapping
	w := kubectl.GetNewTabWriter(out)
	filteredResourceCount := 0

	if resource.MultipleTypesRequested(args) || cmdutil.MustPrintWithKinds(objs, infos, sorter) {
		showKind = true
	}

	for ix := range objs {
		var mapping *meta.RESTMapping
		var original runtime.Object
		if sorter != nil {
			mapping = infos[sorter.OriginalPosition(ix)].Mapping
			original = infos[sorter.OriginalPosition(ix)].Object
		} else {
			mapping = infos[ix].Mapping
			original = infos[ix].Object
		}
		if printer == nil || lastMapping == nil || mapping == nil || mapping.Resource != lastMapping.Resource {
			if printer != nil {
				w.Flush()
				cmdutil.PrintFilterCount(filteredResourceCount, lastMapping.Resource, filterOpts)
			}
			printer, err = f.PrinterForMapping(cmd, mapping, allNamespaces)
			if err != nil {
				if !errs.Has(err.Error()) {
					errs.Insert(err.Error())
					allErrs = append(allErrs, err)
				}
				continue
			}

			// add linebreak between resource groups (if there is more than one)
			// skip linebreak above first resource group
			noHeaders := cmdutil.GetFlagBool(cmd, "no-headers")
			if lastMapping != nil && !noHeaders {
				fmt.Fprintf(errOut, "%s\n", "")
			}

			lastMapping = mapping
		}

		// filter objects if filter has been defined for current object
		if isFiltered, err := filterFuncs.Filter(original, filterOpts); isFiltered {
			if err == nil {

//.........这里部分代码省略.........
	for ix := range infos {
		objs[ix] = infos[ix].Object
	}

	sorting, err := cmd.Flags().GetString("sort-by")
	if err != nil {
		return err
	}
	var sorter *kubectl.RuntimeSort
	if len(sorting) > 0 && len(objs) > 1 {
		clientConfig, err := f.ClientConfig()
		if err != nil {
			return err
		}

		version, err := cmdutil.OutputVersion(cmd, clientConfig.GroupVersion)
		if err != nil {
			return err
		}

		for ix := range infos {
			objs[ix], err = infos[ix].Mapping.ConvertToVersion(infos[ix].Object, version)
			if err != nil {
				allErrs = append(allErrs, err)
				continue
			}
		}

		// TODO: questionable
		if sorter, err = kubectl.SortObjects(f.Decoder(true), objs, sorting); err != nil {
			return err
		}
	}

	// use the default printer for each object
	printer = nil
	var lastMapping *meta.RESTMapping
	w := kubectl.GetNewTabWriter(out)

	if mustPrintWithKinds(objs, infos, sorter, printAll) {
		showKind = true
	}

	for ix := range objs {
		var mapping *meta.RESTMapping
		var original runtime.Object
		if sorter != nil {
			mapping = infos[sorter.OriginalPosition(ix)].Mapping
			original = infos[sorter.OriginalPosition(ix)].Object
		} else {
			mapping = infos[ix].Mapping
			original = infos[ix].Object
		}
		if printer == nil || lastMapping == nil || mapping == nil || mapping.Resource != lastMapping.Resource {
			if printer != nil {
				w.Flush()
				printer.AfterPrint(errOut, lastMapping.Resource)
			}
			printer, err = f.PrinterForMapping(cmd, mapping, allNamespaces)
			if err != nil {
				allErrs = append(allErrs, err)
				continue
			}
			lastMapping = mapping
		}
		if resourcePrinter, found := printer.(*kubectl.HumanReadablePrinter); found {
			resourceName := resourcePrinter.GetResourceKind()
			if mapping != nil {
				if resourceName == "" {
					resourceName = mapping.Resource
				}
				if alias, ok := kubectl.ResourceShortFormFor(mapping.Resource); ok {
					resourceName = alias
				} else if resourceName == "" {
					resourceName = "none"
				}
			} else {
				resourceName = "none"
			}

			if showKind {
				resourcePrinter.EnsurePrintWithKind(resourceName)
			}

			if err := printer.PrintObj(original, w); err != nil {
				allErrs = append(allErrs, err)
			}
			continue
		}
		if err := printer.PrintObj(original, w); err != nil {
			allErrs = append(allErrs, err)
			continue
		}
	}
	w.Flush()
	if printer != nil {
		printer.AfterPrint(errOut, lastMapping.Resource)
	}
	return utilerrors.NewAggregate(allErrs)
}