| /* |
| * Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org> and others |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Distribution License v. 1.0 which is available at |
| * https://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| package org.eclipse.jgit.pgm.opt; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.jgit.pgm.internal.CLIText; |
| import org.eclipse.jgit.treewalk.filter.PathFilter; |
| import org.eclipse.jgit.treewalk.filter.PathFilterGroup; |
| import org.eclipse.jgit.treewalk.filter.TreeFilter; |
| import org.kohsuke.args4j.CmdLineException; |
| import org.kohsuke.args4j.CmdLineParser; |
| import org.kohsuke.args4j.OptionDef; |
| import org.kohsuke.args4j.spi.OptionHandler; |
| import org.kohsuke.args4j.spi.Parameters; |
| import org.kohsuke.args4j.spi.Setter; |
| |
| /** |
| * Create a {@link org.eclipse.jgit.treewalk.filter.TreeFilter} to patch math |
| * names. |
| * <p> |
| * This handler consumes all arguments to the end of the command line, and is |
| * meant to be used on an {@link org.kohsuke.args4j.Option} of name "--". |
| */ |
| public class PathTreeFilterHandler extends OptionHandler<TreeFilter> { |
| /** |
| * Create a new handler for the command name. |
| * <p> |
| * This constructor is used only by args4j. |
| * |
| * @param parser |
| * a {@link org.kohsuke.args4j.CmdLineParser} object. |
| * @param option |
| * a {@link org.kohsuke.args4j.OptionDef} object. |
| * @param setter |
| * a {@link org.kohsuke.args4j.spi.Setter} object. |
| */ |
| public PathTreeFilterHandler(final CmdLineParser parser, |
| final OptionDef option, final Setter<? super TreeFilter> setter) { |
| super(parser, option, setter); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public int parseArguments(Parameters params) throws CmdLineException { |
| final List<PathFilter> filters = new ArrayList<>(); |
| for (int idx = 0;; idx++) { |
| final String path; |
| try { |
| path = params.getParameter(idx); |
| } catch (CmdLineException cle) { |
| break; |
| } |
| filters.add(PathFilter.create(path)); |
| } |
| |
| if (filters.isEmpty()) |
| return 0; |
| if (filters.size() == 1) { |
| setter.addValue(filters.get(0)); |
| return 1; |
| } |
| setter.addValue(PathFilterGroup.create(filters)); |
| return filters.size(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public String getDefaultMetaVariable() { |
| return CLIText.get().metaVar_paths; |
| } |
| } |