1// Copyright 2015 Google Inc. All rights reserved. 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); 4// you may not use this file except in compliance with the License. 5// You may obtain a copy of the License at 6// 7// http://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS, 11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12// See the License for the specific language governing permissions and 13// limitations under the License. 14 15package java 16 17import ( 18 "fmt" 19 "path/filepath" 20 "slices" 21 "strings" 22 23 "github.com/google/blueprint/pathtools" 24 25 "android/soong/android" 26) 27 28var resourceExcludes = []string{ 29 "**/*.java", 30 "**/package.html", 31 "**/overview.html", 32 "**/.*.swp", 33 "**/.DS_Store", 34 "**/*~", 35} 36 37type resourceDeps struct { 38 dir android.Path 39 files android.Paths 40} 41 42func ResourceDirsToFiles(ctx android.BaseModuleContext, 43 resourceDirs, excludeResourceDirs, excludeResourceFiles []string) (deps []resourceDeps) { 44 var excludeDirs []string 45 var excludeFiles []string 46 47 for _, exclude := range excludeResourceDirs { 48 dirs := ctx.Glob(android.PathForSource(ctx, ctx.ModuleDir()).Join(ctx, exclude).String(), nil) 49 for _, dir := range dirs { 50 excludeDirs = append(excludeDirs, dir.String()) 51 excludeFiles = append(excludeFiles, dir.(android.SourcePath).Join(ctx, "**/*").String()) 52 } 53 } 54 55 excludeFiles = append(excludeFiles, android.PathsForModuleSrc(ctx, excludeResourceFiles).Strings()...) 56 57 excludeFiles = append(excludeFiles, resourceExcludes...) 58 59 for _, resourceDir := range resourceDirs { 60 // resourceDir may be a glob, resolve it first 61 dirs := ctx.Glob(android.PathForSource(ctx, ctx.ModuleDir()).Join(ctx, resourceDir).String(), excludeDirs) 62 for _, dir := range dirs { 63 files := ctx.GlobFiles(filepath.Join(dir.String(), "**/*"), excludeFiles) 64 deps = append(deps, resourceDeps{ 65 dir: dir, 66 files: files, 67 }) 68 } 69 } 70 71 return deps 72} 73 74func ResourceDirsToJarArgs(ctx android.ModuleContext, 75 resourceDirs, excludeResourceDirs, excludeResourceFiles []string) (args []string, deps android.Paths) { 76 resDeps := ResourceDirsToFiles(ctx, resourceDirs, excludeResourceDirs, excludeResourceFiles) 77 78 for _, resDep := range resDeps { 79 dir, files := resDep.dir, resDep.files 80 81 if len(files) > 0 { 82 args = append(args, "-C", dir.String()) 83 deps = append(deps, files...) 84 85 for _, f := range files { 86 path := f.String() 87 if !strings.HasPrefix(path, dir.String()) { 88 panic(fmt.Errorf("path %q does not start with %q", path, dir)) 89 } 90 args = append(args, "-f", pathtools.MatchEscape(path)) 91 } 92 } 93 94 } 95 96 return args, deps 97} 98 99// Convert java_resources properties to arguments to soong_zip -jar, ignoring common patterns 100// that should not be treated as resources (including *.java). 101func ResourceFilesToJarArgs(ctx android.ModuleContext, 102 res, exclude []string) (args []string, deps android.Paths) { 103 return resourceFilesToJarArgs(ctx, res, slices.Concat(exclude, resourceExcludes)) 104} 105 106func resourceFilesToJarArgs(ctx android.ModuleContext, 107 res, exclude []string) (args []string, deps android.Paths) { 108 109 files := android.PathsForModuleSrcExcludes(ctx, res, exclude) 110 111 args = resourcePathsToJarArgs(files) 112 113 return args, files 114} 115 116func resourcePathsToJarArgs(files android.Paths) []string { 117 var args []string 118 119 lastDir := "" 120 for i, f := range files { 121 rel := f.Rel() 122 path := f.String() 123 if !strings.HasSuffix(path, rel) { 124 panic(fmt.Errorf("path %q does not end with %q", path, rel)) 125 } 126 dir := filepath.Clean(strings.TrimSuffix(path, rel)) 127 if i == 0 || dir != lastDir { 128 args = append(args, "-C", dir) 129 } 130 args = append(args, "-f", pathtools.MatchEscape(path)) 131 lastDir = dir 132 } 133 134 return args 135} 136