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Add aidl file support to java builds

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Add support for aidl files listed in srcs for java builds, and
an aidl_preprocess module type for framework and sdk aidls.

Change-Id: I3aa537f4483822e5b534c74d0b35f13a938f8947
This commit is contained in:
Colin Cross
2015-04-08 13:03:43 -07:00
parent 6cbb127564
commit c0b06f191f
9 changed files with 217 additions and 43 deletions
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1
java/builder.go
View File

@@ -97,6 +97,7 @@ type javaBuilderFlags struct {
dxFlags string
bootClasspath string
classpath string
aidlFlags string
}
type jarSpec struct {

79
java/gen.go Normal file
View File

@@ -0,0 +1,79 @@
// Copyright 2015 Google Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package java
// This file generates the final rules for compiling all C/C++. All properties related to
// compiling should have been translated into builderFlags or another argument to the Transform*
// functions.
import (
"path/filepath"
"strings"
"github.com/google/blueprint"
"github.com/google/blueprint/pathtools"
"android/soong/common"
)
func init() {
pctx.VariableFunc("aidlCmd", func(c interface{}) (string, error) {
return c.(common.Config).HostBinTool("aidl")
})
pctx.VariableConfigMethod("srcDir", common.Config.SrcDir)
}
var (
aidl = pctx.StaticRule("aidl",
blueprint.RuleParams{
Command: "$aidlCmd -d$depFile $aidlFlags $in $out",
Description: "aidl $out",
},
"depFile", "aidlFlags")
)
func genAidl(ctx common.AndroidModuleContext, aidlFile, aidlFlags string) string {
javaFile := strings.TrimPrefix(aidlFile, common.ModuleSrcDir(ctx))
javaFile = filepath.Join(common.ModuleGenDir(ctx), javaFile)
javaFile = pathtools.ReplaceExtension(javaFile, "java")
depFile := javaFile + ".d"
ctx.Build(pctx, blueprint.BuildParams{
Rule: aidl,
Outputs: []string{javaFile},
Inputs: []string{aidlFile},
Implicits: []string{"$aidlCmd"},
Args: map[string]string{
"depFile": depFile,
"aidlFlags": aidlFlags,
},
})
return javaFile
}
func genSources(ctx common.AndroidModuleContext, srcFiles []string,
flags javaBuilderFlags) []string {
for i, srcFile := range srcFiles {
switch filepath.Ext(srcFile) {
case ".aidl":
javaFile := genAidl(ctx, srcFile, flags.aidlFlags)
srcFiles[i] = javaFile
}
}
return srcFiles
}

87
java/java.go
View File

@@ -24,6 +24,7 @@ import (
"strings"
"github.com/google/blueprint"
"github.com/google/blueprint/pathtools"
"android/soong/common"
)
@@ -85,6 +86,13 @@ type javaBase struct {
// jarjar_rules: if not blank, run jarjar using the specified rules file
Jarjar_rules string
// aidl_includes: directories to pass to aidl tool
Aidl_includes []string
// aidl_export_include_dirs: directories that should be added as include directories
// for any aidl sources of modules that depend on this module
Export_aidl_include_dirs []string
}
// output file suitable for inserting into the classpath of another compile
@@ -96,6 +104,8 @@ type javaBase struct {
// jarSpecs suitable for inserting resources from a static library into another jar
resourceJarSpecs []jarSpec
exportAidlIncludeDirs []string
// installed file for binary dependency
installFile string
}
@@ -108,6 +118,8 @@ type JavaDependency interface {
ClasspathFile() string
ClassJarSpecs() []jarSpec
ResourceJarSpecs() []jarSpec
AidlIncludeDirs() []string
AidlPreprocessed() string
}
func NewJavaBase(base *javaBase, module JavaModuleType, hod common.HostOrDeviceSupported,
@@ -126,6 +138,7 @@ func (j *javaBase) BootClasspath(ctx common.AndroidBaseContext) string {
return "core-libart"
} else if j.properties.Sdk_version == "current" {
// TODO: !TARGET_BUILD_APPS
// TODO: export preprocessed framework.aidl from android_stubs_current
return "android_stubs_current"
} else if j.properties.Sdk_version == "system_current" {
return "android_system_stubs_current"
@@ -156,8 +169,29 @@ func (j *javaBase) AndroidDynamicDependencies(ctx common.AndroidDynamicDependerM
return deps
}
func (j *javaBase) aidlFlags(ctx common.AndroidModuleContext, aidlPreprocess string,
aidlIncludeDirs []string) string {
localAidlIncludes := pathtools.PrefixPaths(j.properties.Aidl_includes, common.ModuleSrcDir(ctx))
var flags []string
if aidlPreprocess != "" {
flags = append(flags, "-p"+aidlPreprocess)
} else {
flags = append(flags, common.JoinWithPrefix(aidlIncludeDirs, "-I"))
}
flags = append(flags, common.JoinWithPrefix(j.exportAidlIncludeDirs, "-I"))
flags = append(flags, common.JoinWithPrefix(localAidlIncludes, "-I"))
flags = append(flags, "-I"+common.ModuleSrcDir(ctx))
flags = append(flags, "-I"+filepath.Join(common.ModuleSrcDir(ctx), "src"))
return strings.Join(flags, " ")
}
func (j *javaBase) collectDeps(ctx common.AndroidModuleContext) (classpath []string,
bootClasspath string, classJarSpecs, resourceJarSpecs []jarSpec) {
bootClasspath string, classJarSpecs, resourceJarSpecs []jarSpec, aidlPreprocess string,
aidlIncludeDirs []string) {
ctx.VisitDirectDeps(func(module blueprint.Module) {
otherName := ctx.OtherModuleName(module)
@@ -173,12 +207,21 @@ func (j *javaBase) collectDeps(ctx common.AndroidModuleContext) (classpath []str
} else {
panic(fmt.Errorf("unknown dependency %q for %q", otherName, ctx.ModuleName()))
}
aidlIncludeDirs = append(aidlIncludeDirs, j.AidlIncludeDirs()...)
if j.AidlPreprocessed() != "" {
if aidlPreprocess != "" {
ctx.ModuleErrorf("multiple dependencies with preprocessed aidls:\n %q\n %q",
aidlPreprocess, j.AidlPreprocessed())
} else {
aidlPreprocess = j.AidlPreprocessed()
}
}
} else {
ctx.ModuleErrorf("unknown dependency module type for %q", otherName)
}
})
return classpath, bootClasspath, classJarSpecs, resourceJarSpecs
return classpath, bootClasspath, classJarSpecs, resourceJarSpecs, aidlPreprocess, aidlIncludeDirs
}
func (j *javaBase) GenerateAndroidBuildActions(ctx common.AndroidModuleContext) {
@@ -186,16 +229,20 @@ func (j *javaBase) GenerateAndroidBuildActions(ctx common.AndroidModuleContext)
}
func (j *javaBase) GenerateJavaBuildActions(ctx common.AndroidModuleContext) {
j.exportAidlIncludeDirs = pathtools.PrefixPaths(j.properties.Export_aidl_include_dirs,
common.ModuleSrcDir(ctx))
classpath, bootClasspath, classJarSpecs, resourceJarSpecs, aidlPreprocess,
aidlIncludeDirs := j.collectDeps(ctx)
flags := javaBuilderFlags{
javacFlags: strings.Join(j.properties.Javacflags, " "),
aidlFlags: j.aidlFlags(ctx, aidlPreprocess, aidlIncludeDirs),
}
var javacDeps []string
srcFiles := common.ExpandSources(ctx, j.properties.Srcs)
classpath, bootClasspath, classJarSpecs, resourceJarSpecs := j.collectDeps(ctx)
if bootClasspath != "" {
flags.bootClasspath = "-bootclasspath " + bootClasspath
javacDeps = append(javacDeps, bootClasspath)
@@ -206,6 +253,10 @@ func (j *javaBase) GenerateJavaBuildActions(ctx common.AndroidModuleContext) {
javacDeps = append(javacDeps, classpath...)
}
srcFiles := common.ExpandSources(ctx, j.properties.Srcs)
srcFiles = genSources(ctx, srcFiles, flags)
// Compile java sources into .class files
classes := TransformJavaToClasses(ctx, srcFiles, flags, javacDeps)
if ctx.Failed() {
@@ -296,6 +347,14 @@ func (j *javaBase) ResourceJarSpecs() []jarSpec {
return j.resourceJarSpecs
}
func (j *javaBase) AidlIncludeDirs() []string {
return j.exportAidlIncludeDirs
}
func (j *javaBase) AidlPreprocessed() string {
return ""
}
//
// Java libraries (.jar file)
//
@@ -362,9 +421,11 @@ type JavaPrebuilt struct {
common.AndroidModuleBase
properties struct {
Srcs []string
Srcs []string
Aidl_preprocessed string
}
aidlPreprocessed string
classpathFile string
classJarSpecs, resourceJarSpecs []jarSpec
}
@@ -381,7 +442,9 @@ func (j *JavaPrebuilt) GenerateAndroidBuildActions(ctx common.AndroidModuleConte
j.classpathFile = prebuilt
j.classJarSpecs = []jarSpec{classJarSpec}
j.resourceJarSpecs = []jarSpec{resourceJarSpec}
if j.properties.Aidl_preprocessed != "" {
j.aidlPreprocessed = filepath.Join(common.ModuleSrcDir(ctx), j.properties.Aidl_preprocessed)
}
ctx.InstallFileName("framework", ctx.ModuleName()+".jar", j.classpathFile)
}
@@ -399,6 +462,14 @@ func (j *JavaPrebuilt) ResourceJarSpecs() []jarSpec {
return j.resourceJarSpecs
}
func (j *JavaPrebuilt) AidlIncludeDirs() []string {
return nil
}
func (j *JavaPrebuilt) AidlPreprocessed() string {
return j.aidlPreprocessed
}
func JavaPrebuiltFactory() (blueprint.Module, []interface{}) {
module := &JavaPrebuilt{}