在Gradle中,我该如何将jar包嵌入到输出的jar包中,并放置在lib目录下(具体来说是lib/enttoolkit.jar和lib/mail.jar)?
如果在您的项目中有一个目录(我们称之为libs
),其中包含所有的jar文件,则只需要执行以下操作:
jar {
into('lib') {
from 'libs'
}
}
我猜这些jar包更可能是某种依赖关系。那么您可以按照以下方式操作:
configurations {
// configuration that holds jars to copy into lib
extraLibs
}
dependencies {
extraLibs 'org.something:something-dep1:version'
extraLibs 'org.something:something-dep2:version'
}
jar {
into('lib') {
from configurations.extraLibs
}
}
configurations.runtime
中复制,这将为您提供默认的“compile”依赖项,省去了创建自己的“extraLibs”配置的麻烦。 - Thunderforgeconfigurations.runtimeClasspath
复制,而不是从configurations.runtime
复制,同时避免了需要定义extraLibs
的需要。 - Steve PitcherssrcDirs
后添加资源即可:processResources{
from(zipTree("src/main/resources/lib/local-jar-name.jar"))
}
- Lokesh Singal以下内容源自: http://docs.codehaus.org/display/GRADLE/Cookbook#Cookbook-Creatingafatjar
Gradle 0.9:
jar {
from configurations.compile.collect { it.isDirectory() ? it : zipTree(it) }
}
Gradle 0.8:
Gradle 0.8:jar.doFirst {
for(file in configurations.compile) {
jar.merge(file)
}
}
上述代码片段只包括该项目的编译依赖项,而不包括任何传递性运行时依赖项。如果您还想合并它们,请使用configurations.runtime替换configurations.compile。configurations {
releaseJars
}
将您想要添加的JAR包添加到该配置中。dependencies {
releaseJars group: 'javax.mail', name: 'mail', version: '1.4'
//etc
}
然后在上述jar任务中使用该配置。
简单:
task copyToLib( type: Copy ) {
into "$buildDir/libs/lib"
from configurations.runtime
}
jar { dependsOn copyToLib }
运行它:
$ gradle jar
...
$ tree build/libs
build/libs
├── your-project-0.0.1.BUILD-SNAPSHOT.jar
└── lib
├── akka-actor-2.0.jar
├── akka-camel-2.0.jar
├── ... ... ...
├── spring-expression-3.1.0.RELEASE.jar
└── zmq-2.1.9.jar
1 directory, 46 files
我也需要做类似的事情,但是没有完全能够理解Guus和stigkj所建议的方法。在他们的帮助下,我接近了解决此问题(对于我来说,Guus的示例在dependencies { compile { extendsFrom myLibs }}
闭包处爆炸了)。
apply plugin: 'groovy'
repositories {
mavenCentral()
}
configurations {
// custom config of files we want to include in our fat jar that we send to hadoop
includeInJar
}
dependencies {
includeInJar 'org.codehaus.groovy:groovy:1.8.6'
configurations.compile.extendsFrom(configurations.includeInJar)
}
jar {
into('lib') {
println "includeInJar: " + configurations.includeInJar.collect { File file -> file }
from configurations.includeInJar
}
}
然后运行gradle jar
并检查创建的jar文件,我得到了这个输出,显示我得到的jar文件包含groovy以及所有依赖它的jar文件在“fat jar”中:
% gradle jar
includeInJar: [/Users/tnaleid/.gradle/caches/artifacts-8/filestore/org.codehaus.groovy/groovy/1.8.6/jar/553ca93e0407c94c89b058c482a404427ac7fc72/groovy-1.8.6.jar, /Users/tnaleid/.gradle/caches/artifacts-8/filestore/antlr/antlr/2.7.7/jar/83cd2cd674a217ade95a4bb83a8a14f351f48bd0/antlr-2.7.7.jar, /Users/tnaleid/.gradle/caches/artifacts-8/filestore/asm/asm/3.2/jar/9bc1511dec6adf302991ced13303e4140fdf9ab7/asm-3.2.jar, /Users/tnaleid/.gradle/caches/artifacts-8/filestore/asm/asm-tree/3.2/jar/cd792e29c79d170c5d0bdd05adf5807cf6875c90/asm-tree-3.2.jar, /Users/tnaleid/.gradle/caches/artifacts-8/filestore/asm/asm-commons/3.2/jar/e7a19b8c60589499e35f5d2068d09013030b8891/asm-commons-3.2.jar, /Users/tnaleid/.gradle/caches/artifacts-8/filestore/asm/asm-util/3.2/jar/37ebfdad34d5f1f45109981465f311bbfbe82dcf/asm-util-3.2.jar, /Users/tnaleid/.gradle/caches/artifacts-8/filestore/asm/asm-analysis/3.2/jar/c624956db93975b7197699dcd7de6145ca7cf2c8/asm-analysis-3.2.jar]
:compileJava UP-TO-DATE
:compileGroovy UP-TO-DATE
:processResources UP-TO-DATE
:classes UP-TO-DATE
:jar
BUILD SUCCESSFUL
Total time: 3.387 secs
% jar tvf build/libs/gradletest.jar
0 Mon Mar 12 11:40:00 CDT 2012 META-INF/
25 Mon Mar 12 11:40:00 CDT 2012 META-INF/MANIFEST.MF
0 Mon Mar 12 11:40:00 CDT 2012 lib/
5546084 Mon Mar 05 13:13:32 CST 2012 lib/groovy-1.8.6.jar
445288 Mon Mar 05 13:13:38 CST 2012 lib/antlr-2.7.7.jar
43398 Mon Mar 05 13:13:40 CST 2012 lib/asm-3.2.jar
21878 Mon Mar 05 13:13:40 CST 2012 lib/asm-tree-3.2.jar
33094 Mon Mar 05 13:13:40 CST 2012 lib/asm-commons-3.2.jar
36551 Mon Mar 05 13:13:40 CST 2012 lib/asm-util-3.2.jar
17985 Mon Mar 05 13:13:40 CST 2012 lib/asm-analysis-3.2.jar
以下代码可尝试使用。它依赖于jar任务,并且是Jar类型
task createJobJar(dependsOn:jar,type:Jar) {
manifest {
attributes(
"Implementation-Title": 'Job '
,"Implementation-Version": version
)
}
classifier 'job'
destinationDir new File("$buildDir")
into('libs'){
from configurations.compile
}
into('classes'){
from "$buildDir/classes"
}
into('resources'){
from "$projectDir/src/main/resources"
}
into('scripts'){
from "$projectDir/src/main/scripts"
}
}
我需要做与您提出的相同的事情,并使用了这种方法。您可能不需要自定义配置声明,但我需要将本地使用的jar文件与超级构建文件中声明的文件分开。
configurations{
//declare custom config if necessary, otherwise just use compile
myLibs
}
dependencies {
//add lib/*.jar files to myLibs
myLibs fileTree(dir: 'lib', include: '*.jar')
compile {
//set compile configuration to extend from myLibs
extendsFrom myLibs
}
}
// task to copy libs to output/lib dir
task copyToLib(type: Copy) {
into "$buildDir/output/lib"
from configurations.myLibs
}
jar {
//include contents of output dir
from "$buildDir/output"
manifest {
//...
}
}
//set build task to depend on copyToLib
build.dependsOn(copyToLib)
ext.mainClass = 'test.main'
dependencies {
compile fileTree(include: ['*.jar'], dir: 'libs')
compile 'com.google.code.gson:gson:2.8.2'
//....
}
jar {
from "$buildDir/libs/lib"
manifest {
attributes 'Main-Class': 'test.main',
'Class-Path': configurations.compile.collect { 'lib/'+it.getName() }.join(' ')
}
}
task copyToLib(type: Copy) {
into "$buildDir/libs/lib"
from configurations.compile
}
build.dependsOn(copyToLib)
以下是我使用Gradle实现此构建设置的方法。这将构建您的应用程序为Jar,将生成的库jar复制到build/libs下的libs目录中,并配置类路径以包括创建的build/libs/libs目录中的jar。
plugins {
id 'application'
}
group 'org.pkg'
version '1.0-SNAPSHOT'
ext.mainClass = 'org.pkg.MainClass'
repositories {
mavenCentral()
mavenLocal()
}
dependencies {
compile fileTree(include: ['*.jar'], dir: 'libs')
testCompile group: 'junit', name: 'junit', version: '4.12'
implementation group: 'com.mchange', name: 'c3p0', version: '0.9.5.5'
}
task copyToLib(type: Copy) {
into "$buildDir/libs/libs"
// configurations.runtimeClasspath includes maven jars
from configurations.runtimeClasspath
}
def archiveVersion = "1.0.0"
task uberJar(type: Jar) {
archiveClassifier = 'uber'
from sourceSets.main.output
// include the copy task
dependsOn(copyToLib)
// use onfigurations.runtimeClasspath to collect all the jars
manifest {
attributes(
'Class-Path': configurations.runtimeClasspath.collect { 'libs/' + it.getName() }.join(' '),
'Main-Class': 'org.pkg.MainClass',
"Implementation-Title": "Gradle",
"Implementation-Version": archiveVersion
)
}
}
jar{
manifest{
attributes 'Main-Class':'<main class>'
}
def conf= configurations.find {it.name.equals('compile') }
File jar= conf.files.find {it.name.contains('<name or part of the name of produced Jar>')}
FileTree fileTree=zipTree(jar)
from fileTree
}
我的例子:
jar{
manifest{
attributes 'Main-Class':'alexiy.jace.Jace'
}
description='Make a runnable API Jar'
def conf= configurations.find {it.name.equals('compile') }
File tools= conf.files.find {it.name.contains('Tools')}
FileTree fileTree=zipTree(tools)
from fileTree
}
task <taskname>(type: Jar) {
archiveName 'nameofjar.jar'
doFirst {
manifest {
attributes 'Class-Path': configurations.compile.files.collect{ project.uri(it) }.join(' ')
}
}
}