34540315a0
Only take the first MANIFEST.MF or module-info.class file. Test: m -j checkbuild Change-Id: Ifbf9fe272437ef2c2bd51ab4849ac8d7ef37b6fc
61 lines
1.5 KiB
Go
61 lines
1.5 KiB
Go
// Copyright 2017 Google Inc. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package jar
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import (
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"fmt"
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"strings"
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)
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const (
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MetaDir = "META-INF/"
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ManifestFile = MetaDir + "MANIFEST.MF"
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ModuleInfoClass = "module-info.class"
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)
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// EntryNamesLess tells whether <filepathA> should precede <filepathB> in
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// the order of files with a .jar
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func EntryNamesLess(filepathA string, filepathB string) (less bool) {
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diff := index(filepathA) - index(filepathB)
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if diff == 0 {
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return filepathA < filepathB
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}
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return diff < 0
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}
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// Treats trailing * as a prefix match
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func patternMatch(pattern, name string) bool {
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if strings.HasSuffix(pattern, "*") {
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return strings.HasPrefix(name, strings.TrimSuffix(pattern, "*"))
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} else {
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return name == pattern
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}
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}
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var jarOrder = []string{
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MetaDir,
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ManifestFile,
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MetaDir + "*",
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"*",
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}
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func index(name string) int {
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for i, pattern := range jarOrder {
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if patternMatch(pattern, name) {
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return i
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}
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}
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panic(fmt.Errorf("file %q did not match any pattern", name))
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}
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