github.com/westcoastroms/westcoastroms-build@v0.0.0-20190928114312-2350e5a73030/build/soong/java/java_resources.go (about)

     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  
    15  package java
    16  
    17  import (
    18  	"fmt"
    19  	"path/filepath"
    20  	"strings"
    21  
    22  	"android/soong/android"
    23  )
    24  
    25  var resourceExcludes = []string{
    26  	"**/*.java",
    27  	"**/package.html",
    28  	"**/overview.html",
    29  	"**/.*.swp",
    30  	"**/.DS_Store",
    31  	"**/*~",
    32  }
    33  
    34  func ResourceDirsToJarArgs(ctx android.ModuleContext,
    35  	resourceDirs, excludeDirs []string) (args []string, deps android.Paths) {
    36  	var excludes []string
    37  
    38  	for _, exclude := range excludeDirs {
    39  		excludes = append(excludes,
    40  			filepath.Join(android.PathForModuleSrc(ctx, exclude).String(), "**/*"))
    41  	}
    42  
    43  	excludes = append(excludes, resourceExcludes...)
    44  
    45  	for _, dir := range resourceDirs {
    46  		dir := android.PathForModuleSrc(ctx, dir).String()
    47  		files := ctx.Glob(filepath.Join(dir, "**/*"), excludes)
    48  
    49  		deps = append(deps, files...)
    50  
    51  		if len(files) > 0 {
    52  			args = append(args, "-C", dir)
    53  
    54  			for _, f := range files {
    55  				path := f.String()
    56  				if !strings.HasPrefix(path, dir) {
    57  					panic(fmt.Errorf("path %q does not start with %q", path, dir))
    58  				}
    59  				args = append(args, "-f", path)
    60  			}
    61  		}
    62  	}
    63  
    64  	return args, deps
    65  }
    66  
    67  // Convert java_resources properties to arguments to soong_zip -jar, ignoring common patterns
    68  // that should not be treated as resources (including *.java).
    69  func ResourceFilesToJarArgs(ctx android.ModuleContext,
    70  	res, exclude []string) (args []string, deps android.Paths) {
    71  
    72  	exclude = append([]string(nil), exclude...)
    73  	exclude = append(exclude, resourceExcludes...)
    74  	return resourceFilesToJarArgs(ctx, res, exclude)
    75  }
    76  
    77  // Convert java_resources properties to arguments to soong_zip -jar, keeping files that should
    78  // normally not used as resources like *.java
    79  func SourceFilesToJarArgs(ctx android.ModuleContext,
    80  	res, exclude []string) (args []string, deps android.Paths) {
    81  
    82  	return resourceFilesToJarArgs(ctx, res, exclude)
    83  }
    84  
    85  func resourceFilesToJarArgs(ctx android.ModuleContext,
    86  	res, exclude []string) (args []string, deps android.Paths) {
    87  
    88  	files := ctx.ExpandSources(res, exclude)
    89  
    90  	lastDir := ""
    91  	for i, f := range files {
    92  		rel := f.Rel()
    93  		path := f.String()
    94  		if !strings.HasSuffix(path, rel) {
    95  			panic(fmt.Errorf("path %q does not end with %q", path, rel))
    96  		}
    97  		dir := filepath.Clean(strings.TrimSuffix(path, rel))
    98  		if i == 0 || dir != lastDir {
    99  			args = append(args, "-C", dir)
   100  		}
   101  		args = append(args, "-f", path)
   102  		lastDir = dir
   103  	}
   104  
   105  	return args, files
   106  }