1、在Android studio中进行打开一个项目的文件之后,然后进行点击Android stuio中菜单中的“tools”
的选项。在弹出了下拉菜单中,进行选中下拉菜单中的“Generate JavaDoc”
的选项。
2、在弹出界面中 Output directory
是你即将生产的javadoc文件的存储位置,图中1指示的位置;正常点击ok即可;
但是如果有异常情况 比如空指针异常或者文档乱码
java.lang.NullPointerException 或者 java.nio.BufferOverflowException
等情况可在图中2的位置即 Other command line arguments
后面输入
-bootclasspath /Users/xiedingyuan/Documents/AndroidStudio/android-sdk-macosx/platforms/android-21/android.jar
jar指定你项目android.jar
的位置就行。在Other command line arguments
后输入(参数之间勿忘空格)
-encoding utf-8 -charset utf-8
即可解决乱码问题。
这样设置后在点击ok即可生产javadoc文档。
补充知识:android 原apk替换androidManifest.xml的metaData的多渠道自动打包
在已经编译出一个apk的情况下,其他的渠道只是改变androidManifest.xml的metaData信息,在这个情况下不需要再编译apk,只需要修改androidManifest.xml;
实现的思路如下:
1.获取源androidManifest.xml;因为apk里的androidManifest.xml是已经编译为二进制的文件,不好修改;可以使用apktool把源apk反编译得到androidManifest.xml的文本;
当然上面可以二进制的可以通过AXMLEditor.jar来修改,但这个修改metadata有点吃力,先简单开始直接使用apktool。
2.修改metaData:反编译得到androidManifest.xml的文本修改metaData信息;
3.得到二进制的androidManifest.xml:通过apktool再次编译为apk,解压androidManifest.xml出来即可;
3.替换原apk的二进制的androidManifest.xml,这样得到是全新的apk;
4.签名:删除apk的META-INF,使用jarsigner进行签名;
5.字节对齐:通过zipalign进行字节对齐;
利用android studio的product多渠道脚本、签名等信息可实现修改androidManifest.xml;脚本代码如下:
class ChannelBuildPlugin implements Plugin{ String mSourceApkPath String mOutPutDir String mApkToolPath String mZip7ToolPath String mZipalignToolPath String mKeystore String mAlia String mStorepass String mSourceApkName String mProductName String mApplicationId void apply(Project project) { project.extensions.create("buildparam", ChannelBuildPluginExtension) project.task('autoBuildChannelProduct') <<{ println "autoBuildChannelProduct start " if (project.buildparam.sourceApkPath == null) { println "error !!!sourceApkPath == null" return } mSourceApkPath = project.buildparam.sourceApkPath File fp = new File(mSourceApkPath) if (!fp.exists()){ throw new FileNotFoundException(mSourceApkPath) } mSourceApkName = fp.getName() mOutPutDir = project.buildparam.outPutDir File outDir = new File(mOutPutDir) if (!outDir.exists()){ outDir.mkdirs() } mApkToolPath = project.buildparam.apkToolPath mZipalignToolPath = project.buildparam.zipalignToolPath mZip7ToolPath = project.buildparam.zip7ToolPath mKeystore = project.buildparam.keystore mAlia = project.buildparam.alia mStorepass = project.buildparam.storepass def signingConfigs project.copy { from "$mSourceApkPath" into "$mOutPutDir/workdir/sorceapk" } decodeApk() project.android.applicationVariants.all { variant -
if (variant.name.contains("Release")){ mProductName = variant.flavorName; signingCOnfigs= variant.getSigningConfig() def metaConfig mApplicatiOnId= variant.productFlavors.applicationId[0] println "applicationId:"+ mApplicationId for (def item:variant.productFlavors.manifestPlaceholders){ metaCOnfig= item; } modifyMetaDataXML(metaConfig) packageApk() unzipAndroidManifest() replaceApkAndroidManifest() signCusApk(signingConfigs) zipalign(project) project.copy { String targetApk = "$mOutPutDir/workdir/sorceapk/"+mProductName +"_app-release_aligned"+".apk" if (mApkMd5 != null && !mApkMd5.equals("")){ targetApk = "$mOutPutDir/workdir/sorceapk/"+mProductName +"_app-release_$mApkMd5"+".apk" } from "$targetApk" into "$mOutPutDir" } }
} //重新签名 project.task('signApk') <<{ } } public void zipalign(Project project) { def apkFile = new File("$mOutPutDir/workdir/sorceapk/"+mProductName +"_app-release_aligned"+".apk") if (apkFile.exists()){ apkFile.delete() } apkFile = new File("$mOutPutDir/workdir/sorceapk/$mSourceApkName") if (apkFile.exists()) { def sdkDir Properties properties = new Properties() File localProps = project.rootProject.file("local.properties") if (localProps.exists()) { properties.load(localProps.newDataInputStream()) sdkDir = properties.getProperty("sdk.dir") } else { sdkDir = System.getenv("ANDROID_HOME") } if (sdkDir) { Properties prop = System.getProperties(); String os = prop.getProperty("os.name"); def cmdExt = os.contains("Windows") &#63; '.exe' : '' def argv = [] argv <<'-f' //overwrite existing outfile.zip // argv <<'-z' //recompress using Zopfli argv <<'-v' //verbose output argv <<'4' //alignment in bytes, e.g. '4' provides 32-bit alignment argv <<"$mOutPutDir/workdir/sorceapk/$mSourceApkName" argv <<"$mOutPutDir/workdir/sorceapk/"+mProductName +"_app-release_aligned"+".apk" //output project.exec { commandLine "${sdkDir}/build-tools/${project.android.buildToolsVersion}/zipalign${cmdExt}" args argv } apkFile = new File("$mOutPutDir/workdir/sorceapk/"+mProductName +"_app-release_aligned"+".apk") if (!apkFile.exists()) { throw new FileNotFoundException("$mOutPutDir/workdir/sorceapk/"+mProductName +"_app-release_aligned"+".apk") } } else { throw new InvalidUserDataException('$ANDROID_HOME is not defined') } } } //对齐 void alignApk() { println "alignApk" def fp = new File("$mOutPutDir/workdir/sorceapk/"+mProductName +"_app-release_aligned"+".apk") if (fp.exists()){ fp.delete() } def args = [mZipalignToolPath, '-f', '-v', '4', "$mOutPutDir/workdir/sorceapk/$mSourceApkName", "$mOutPutDir/workdir/sorceapk/"+mProductName +"_app-release_aligned"+".apk"] println("zipalign..."); def proc = args.execute() println "${proc.text}" } //签名 void signCusApk(def signingConfigs){ println "signApk" println "delete META-INF start" def args = [mZip7ToolPath.replaceAll('/','\\\\'), 'd', ("$mOutPutDir/workdir/sorceApk/"+mSourceApkName).replaceAll('/','\\\\'), "META-INF"] def proc = args.execute() println "${proc.text}" println "delete META-INF end" args = [JavaEnvUtils.getJdkExecutable('jarsigner'), '-verbose', '-sigalg', 'MD5withRSA', '-digestalg', 'SHA1', '-sigfile', 'CERT', '-tsa', 'http://timestamp.comodoca.com/authenticode', '-keystore', signingConfigs.storeFile, '-keypass', signingConfigs.keyPassword, '-storepass', signingConfigs.storePassword, "$mOutPutDir/workdir/sorceApk/$mSourceApkName", signingConfigs.keyAlias] println("JavaEnvUtils.getJdkExecutable..."); proc = args.execute() println "${proc.text}" } //替换原始的二进制化AndroidManifest void replaceApkAndroidManifest() { println "replaceApkAndroidManifest" def args = [mZip7ToolPath.replaceAll('/','\\\\'), 'u', '-y', ("$mOutPutDir/workdir/sorceApk/"+mSourceApkName).replaceAll('/','\\\\'), ("$mOutPutDir/workdir/tempDir/AndroidManifest.xml").replaceAll('/','\\\\')] def proc = args.execute() println "${proc.text}" } //提取二进制化AndroidManifest void unzipAndroidManifest() { println "unzipAndroidManifest" String apkPath = "$mOutPutDir/workdir/tempDir/app-modify-temp.apk"; // apk文件路径 ZipFile zf = new ZipFile(apkPath); // 建立zip文件 InputStream is = zf.getInputStream(zf.getEntry("AndroidManifest.xml")); // 得到AndroidManifest.xml文件 File targetFile = new File("$mOutPutDir/workdir/tempDir/AndroidManifest.xml"); if (targetFile.exists()){ targetFile.delete() } targetFile.createNewFile(); FileOutputStream out = new FileOutputStream(targetFile); int length = 0; byte[] readByte =new byte[1024]; try { while((length=is.read(readByte,0,1024))!=-1){ out.write(readByte, 0, length); } } catch (Exception e2) { println "解压文件失败!" // logger.error("解压文件失败!",e2); }finally { is.close(); out.close(); zf.close() } if (targetFile.length() <= 0){ throw new Throwable("$mOutPutDir/workdir/tempDir/AndroidManifest.xml unzipAndroidManifest error!!!") } } //打包apk,主要是实现AndroidManifest二进制化 void packageApk(){ println "packageApk" def o = new File("$mOutPutDir/workdir/tempDir"); o.deleteDir() o.mkdirs() Process p="$mApkToolPath b $mOutPutDir/workdir/decodeapk -o $mOutPutDir/workdir/tempDir/app-modify-temp.apk".execute() println "${p.text}" def fp = new File("$mOutPutDir/workdir/tempDir/app-modify-temp.apk") if (!fp.exists()){ throw new Throwable("$mOutPutDir/workdir/tempDir/app-modify-temp.apk" + "not found !! packageApk error!!!") } } //修改AndroidManifest.xml的配置metaData boolean modifyMetaDataXML(MapmetaData) { println "modifyAMXML" println "metaData:"+metaData.toMapString() println "metaData:"+metaData.toMapString() if (metaData.size() <= 0) { println "mMetaSet size<= 0" return false; } DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance(); // 如果创建的解析器在解析XML文档时必须删除元素内容中的空格,则为true,否则为false dbf.setIgnoringElementContentWhitespace(false); try { /* * 创建文件对象 */ DocumentBuilder db = dbf.newDocumentBuilder();// 创建解析器,解析XML文档 Document doc = db.parse("$mOutPutDir/workdir/decodeapk/AndroidManifest.xml"); // 使用dom解析xml文件 /* * 历遍列表,进行XML文件的数据提取 */ // 根据节点名称来获取所有相关的节点org.w3c.dom. org.w3c.dom.NodeList sOnlist= doc.getElementsByTagName("meta-data");// println "sonlist:" + sonlist.length // println "getAttributeNode:" + doc.getElementsByTagName("meta-data").getAttributeNode("android:name"); for (org.w3c.dom.Node ne : sonlist) {//org.w3c.dom. org.w3c.dom.NamedNodeMap nnm = ne.attributes org.w3c.dom.Node metaKey = nnm.getNamedItem("android:name") // println "metaKey: $metaKey" if (metaKey != null) { // println "metaKey: "+metaKey.getNodeValue() String value = metaData.get(metaKey.getNodeValue()) if (value == null){ value = metaData.get(metaKey.getNodeValue().toLowerCase()) } // println "mMetaSet: $value" if (value != null) { org.w3c.dom.Node metaValue = nnm.getNamedItem("android:value") metaValue.setNodeValue(value) println "modify $metaKey to $value" } } } try { TransformerFactory transformerFactory = TransformerFactory .newInstance(); javax.xml.transform.Transformer transformer = transformerFactory.newTransformer(); DOMSource source = new DOMSource(doc); StreamResult streamResult = new StreamResult(new File( "$mOutPutDir/workdir/decodeapk/AndroidManifest.xml")); transformer.transform(source, streamResult); } catch (Exception e) { e.printStackTrace(); throw e; } } catch (Exception e) { e.printStackTrace(); throw e; } } void decodeApk(){ println "decodeApk" def outDir = new File("$mOutPutDir/workdir/decodeapk") outDir.deleteDir() Process p="$mApkToolPath d -f $mSourceApkPath -o $mOutPutDir/workdir/decodeapk".execute() println "${p.text}" File fp = new File("$mOutPutDir/workdir/decodeapk/AndroidManifest.xml") if (!fp.exists()){ throw Exception("$mOutPutDir/workdir/decodeapk/AndroidManifest.xml not exist!!!error") } } } class ChannelBuildPluginExtension { String sourceApkPath String outPutDir String apkToolPath String zip7ToolPath String zipalignToolPath Map metaSet String keystore String alia String storepass String channelConfig void channel(Closure clos){ closure = clos } }
下面是在主工程的脚本配置:
apply plugin:ChannelBuildPlugin buildparam{ sourceApkPath = "F:/svn/tv/app/app-release.apk" outPutDir = "F:/svn/tv/app" apkToolPath = "F:/svn/tv/app/apktool.bat" zip7ToolPath = "C:/Program Files/7-Zip/7z.exe" }
这样可以直接使用autoBuildChannelProduct这个任务即可编译所有的渠道的包。
说明:
1.AndroidManifest.xml的metaData的key与manifestPlaceholders的key要对应,可以大小写不同;
2.android studio配置了自动签名,不然需要手动配置签名信息。
使用的场景特别是需要热修复的情况,在多渠道的基准包中,必须要保持基准包的类及资源除AndroidManifest外都必须一样的环境,这样能保证所有渠道包均能热修复;
后续改进点:
1.不能修改applicationId、版本号等
2.不能使用默认配置的,每个渠道都必须配置完所有的metaData信息
以上这篇浅谈Android Studio导出javadoc文档操作及问题的解决就是小编分享给大家的全部内容了,希望能给大家一个参考,也希望大家多多支持。