Fra*_*cia 45 sqlite android android-sqlite android-room
我最近看到Google I/O Room Persistence Library上宣布的新功能与Android上的Sqlite数据库一起使用.我一直在寻找官方文档,我没有找到我应该导入到我的Android项目上的gradle文件的依赖项.有人可以帮个忙吗?
Fra*_*cia 46
可以在新架构组件的示例代码库中找到依赖关系.
根 :
allprojects {
repositories {
jcenter()
maven {
url "https://maven.google.com"
}
}
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房间:
implementation 'android.arch.persistence.room:runtime:1.0.0-alpha1'
annotationProcessor 'android.arch.persistence.room:compiler:1.0.0-alpha1'
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对于生命周期依赖项:
implementation 'android.arch.lifecycle:extensions:1.0.0-alpha1'
annotationProcessor 'android.arch.lifecycle:compiler:1.0.0-alpha1'
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为我们的查询添加Rxjava2对象:
implementation 'android.arch.persistence.room:rxjava2:1.0.0-alpha1'
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测试迁移:
testImplementation'android.arch.persistence.room:testing:1.0.0-alpha1'
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在您的项目根目录上, build.gradle您必须添加Google的maven存储库:
allprojects {
repositories {
jcenter()
maven {
// For Room Persistence Library
url "https://maven.google.com"
}
}
}
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然后在build.gradle对的模块,你应该加上:
compile 'android.arch.persistence.room:runtime:1.0.0-alpha1'
annotationProcessor 'android.arch.persistence.room:compiler:1.0.0-alpha1'
compile 'android.arch.lifecycle:extensions:1.0.0-alpha1'
annotationProcessor 'android.arch.lifecycle:compiler:1.0.0-alpha1'
compile 'android.arch.persistence.room:rxjava2:1.0.0-alpha1'
testCompile'android.arch.persistence.room:testing:1.0.0-alpha1'
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如果要根据查询使用RxJava2 Publisher和Flowable对象,请添加此项
compile 'android.arch.persistence.room:rxjava2:1.0.0-alpha1'
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最后添加此依赖项以测试迁移
testCompile'android.arch.persistence.room:testing:1.0.0-alpha1'
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更新:库仍然标记为Alpha1所以我想版本号将很快更新,也许使用,已更新和定义在您可以使用1.0.+直到有最终版本可能是一个好主意room 1.1.1此依赖项的文档:
dependencies {
def room_version = "1.1.1"
implementation "android.arch.persistence.room:runtime:$room_version"
annotationProcessor "android.arch.persistence.room:compiler:$room_version" // use kapt for Kotlin
// optional - RxJava support for Room
implementation "android.arch.persistence.room:rxjava2:$room_version"
// optional - Guava support for Room, including Optional and ListenableFuture
implementation "android.arch.persistence.room:guava:$room_version"
// Test helpers
testImplementation "android.arch.persistence.room:testing:$room_version"
}
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试试这个来编译Room Persistence库
implementation 'android.arch.persistence.room:runtime:1.1.1';
annotationProcessor 'android.arch.persistence.room:compiler:1.1.1';
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并在根级别构建gradle中添加
allprojects {
repositories {
jcenter()
maven {
url "https://maven.google.com"
}
}
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添加Google Maven存储库默认情况下,未配置Android Studio项目访问该存储库。
要将其添加到项目中,请打开项目的build.gradle文件(而不是应用程序或模块的build.gradle文件),然后添加突出显示的行,如下所示:
allprojects {
repositories {
jcenter()
maven { url 'https://maven.google.com' }
}
}
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添加架构组件
打开您的应用程序或模块的build.gradle文件,并添加所需的工件作为依赖项:
对于生命周期,LiveData和ViewModel,添加:
implementation "android.arch.lifecycle:runtime:1.0.0-alpha1"
implementation "android.arch.lifecycle:extensions:1.0.0-alpha1"
annotationProcessor "android.arch.lifecycle:compiler:1.0.0-alpha1"
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对于房间,添加:
implementation "android.arch.persistence.room:runtime:1.0.0-alpha1"
annotationProcessor "android.arch.persistence.room:compiler:1.0.0-alpha1"
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打开build.gradle(Project: projectName)并添加此行(如果它不存在)。
这允许访问谷歌存储库
allprojects {
repositories {
jcenter()
google()
}
}
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接下来打开build.gradle(Module:app)并将这两行添加到现有依赖项中
对于 Java
def room_version = "1.1.0"
implementation "android.arch.persistence.room:runtime:$room_version"
annotationProcessor "android.arch.persistence.room:compiler:$room_version"
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对于科特林
将此行粘贴到应用 kotlin 插件的顶部的依赖项或 android 范围之外
apply plugin: 'kotlin-kapt'
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将此行添加到依赖项
def room_version = "1.1.0"
implementation "android.arch.persistence.room:runtime:$room_version"
kapt "android.arch.persistence.room:compiler:$room_version"
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要让自己了解最近的依赖项版本,请访问mvn 存储库以获取房间
对于androidX和 kapt
def room_version = "2.2.5"
implementation "androidx.room:room-runtime:$room_version"
implementation "androidx.room:room-rxjava2:$room_version"
kapt "androidx.room:room-compiler:$room_version"
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