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Pode usar quaisquer bibliotecas compatíveis com Java com um
tempo de execução Java suportado
para escrever funções do Cloud Run em Java. Pode usar o Maven ou o Gradle para gerir as dependências das suas funções do Java Cloud Run.
Declarar e gerir dependências
Pode declarar e gerir dependências através do Maven ou do Gradle:
Para gerir dependências através do Maven:
Especifique as dependências na secção <dependencies> no ficheiro
pom.xml
do seu projeto.
Para gerir a dependência do seu projeto no próprio Maven, pode usar o Maven Wrapper. Se não usar o Maven Wrapper, as funções do Cloud Run usam por predefinição uma versão recente do Maven quando executam gcloud functions deploy.
Para gerir as dependências através do Gradle, especifique-as no ficheiro
build.gradle do seu projeto.
O Functions Framework
é uma dependência obrigatória para todas as funções. Embora as funções do Cloud Run o instalem em seu nome quando a função é criada, recomendamos que o inclua como uma dependência explícita para maior clareza.
Se a sua função depender de dependências privadas, recomendamos que reflita functions-framework no seu registo privado. Inclua o pacote functions-framework duplicado como uma dependência da sua função para evitar a instalação do pacote a partir da Internet pública.
Usar as bibliotecas cliente do Google Cloud para Java
Tenha em atenção que este ficheiro build.gradle inclui uma tarefa personalizada para ajudar a executar funções localmente.
applyplugin:'java'repositories{jcenter()mavenCentral()}configurations{invoker}dependencies{// Every function needs this dependency to get the Functions Framework API.compileOnly'com.google.cloud.functions:functions-framework-api:1.1.0'// To run function locally using Functions Framework's local invokerinvoker'com.google.cloud.functions.invoker:java-function-invoker:1.3.1'// These dependencies are only used by the tests.testImplementation'com.google.cloud.functions:functions-framework-api:1.1.0'testImplementation'junit:junit:4.13.2'testImplementation'com.google.truth:truth:1.4.0'testImplementation'org.mockito:mockito-core:5.10.0'}// Register a "runFunction" task to run the function locallytasks.register("runFunction",JavaExec){main='com.google.cloud.functions.invoker.runner.Invoker'classpath(configurations.invoker)inputs.files(configurations.runtimeClasspath,sourceSets.main.output)args('--target',project.findProperty('run.functionTarget')?:'','--port',project.findProperty('run.port')?:8080)doFirst{args('--classpath',files(configurations.runtimeClasspath,sourceSets.main.output).asPath)}}
[[["Fácil de entender","easyToUnderstand","thumb-up"],["Meu problema foi resolvido","solvedMyProblem","thumb-up"],["Outro","otherUp","thumb-up"]],[["Difícil de entender","hardToUnderstand","thumb-down"],["Informações incorretas ou exemplo de código","incorrectInformationOrSampleCode","thumb-down"],["Não contém as informações/amostras de que eu preciso","missingTheInformationSamplesINeed","thumb-down"],["Problema na tradução","translationIssue","thumb-down"],["Outro","otherDown","thumb-down"]],["Última atualização 2025-08-21 UTC."],[],[],null,["# Specify dependencies in Java\n\nYou can use any Java compatible libraries with a\n[supported Java runtime](/run/docs/configuring/services/runtime-base-images#java)\nto write Cloud Run functions in Java. You can use either\n[Maven](https://maven.apache.org) or [Gradle](https://gradle.org) to manage\ndependencies for your Java Cloud Run functions.\n\nDeclaring and managing dependencies\n-----------------------------------\n\nYou can declare and manage dependencies using either Maven or Gradle:\n\n- To manage dependencies using Maven:\n\n - Specify the dependencies in the `\u003cdependencies\u003e` section inside the\n [`pom.xml`](http://maven.apache.org/guides/introduction/introduction-to-the-pom.html)\n file of your project.\n\n - To manage your project's dependency on Maven itself, you can use the\n [Maven Wrapper](https://maven.apache.org/wrapper/). If you don't use the\n Maven Wrapper, Cloud Run functions defaults to using a recent\n version of Maven when running [`gcloud functions deploy`](/sdk/gcloud/reference/functions/deploy).\n\n- To manage dependencies using Gradle, you specify the dependencies in the\n [`build.gradle`](https://docs.gradle.org/current/userguide/tutorial_using_tasks.html)\n file of your project.\n\nThe [Functions Framework](https://github.com/GoogleCloudPlatform/functions-framework-java)\nis a required dependency for all functions. Although\nCloud Run functions installs it on your behalf when the function\nis created, we recommend that you include it as an explicit dependency for\nclarity.\n\nIf your\nfunction relies on private dependencies, we recommend that you\nmirror `functions-framework` to your private registry. Include the mirrored\n`functions-framework` as a dependency to your function to avoid installing the\npackage from the public internet.\n\nUsing the Google Cloud Client Libraries for Java\n------------------------------------------------\n\n[Google Cloud Client Libraries for\nJava](https://github.com/googleapis/google-cloud-java) provide idiomatic access\nto Google Cloud services. To use a library, declare it as a dependency.\n\nTypically you only declare dependencies on the specific libraries that your\nfunction needs. For example: \n\n### Maven\n\n \u003cproject xmlns=\"http://maven.apache.org/POM/4.0.0\"\n xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\"\n xsi:schemaLocation=\"http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd\"\u003e\n \u003cmodelVersion\u003e4.0.0\u003c/modelVersion\u003e\n\n \u003cgroupId\u003ecom.example.functions\u003c/groupId\u003e\n \u003cartifactId\u003efunctions-hello-world\u003c/artifactId\u003e\n \u003cversion\u003e1.0.0-SNAPSHOT\u003c/version\u003e\n \u003cproperties\u003e\n \u003cmaven.compiler.target\u003e11\u003c/maven.compiler.target\u003e\n \u003cmaven.compiler.source\u003e11\u003c/maven.compiler.source\u003e\n \u003c/properties\u003e\n\n \u003cdependencies\u003e\n \u003c!-- Required for Function primitives --\u003e\n \u003cdependency\u003e\n \u003cgroupId\u003ecom.google.cloud.functions\u003c/groupId\u003e\n \u003cartifactId\u003efunctions-framework-api\u003c/artifactId\u003e\n \u003cversion\u003e1.1.0\u003c/version\u003e\n \u003cscope\u003eprovided\u003c/scope\u003e\n \u003c/dependency\u003e\n \u003c/dependencies\u003e\n\n \u003cbuild\u003e\n \u003cplugins\u003e\n \u003cplugin\u003e\n \u003c!--\n Google Cloud Functions Framework Maven plugin\n\n This plugin allows you to run Cloud Functions Java code\n locally. Use the following terminal command to run a\n given function locally:\n\n mvn function:run -Drun.functionTarget=your.package.yourFunction\n --\u003e\n \u003cgroupId\u003ecom.google.cloud.functions\u003c/groupId\u003e\n \u003cartifactId\u003efunction-maven-plugin\u003c/artifactId\u003e\n \u003cversion\u003e0.11.0\u003c/version\u003e\n \u003cconfiguration\u003e\n \u003cfunctionTarget\u003efunctions.HelloWorld\u003c/functionTarget\u003e\n \u003c/configuration\u003e\n \u003c/plugin\u003e\n \u003c/plugins\u003e\n \u003c/build\u003e\n \u003c/project\u003e\n\n### Gradle\n\nNote that this `build.gradle` file includes a custom task to help you run\nfunctions locally. \n\n apply plugin: 'java'\n\n repositories {\n jcenter()\n mavenCentral()\n }\n configurations {\n invoker\n }\n\n dependencies {\n // Every function needs this dependency to get the Functions Framework API.\n compileOnly 'com.google.cloud.functions:functions-framework-api:1.1.0'\n\n // To run function locally using Functions Framework's local invoker\n invoker 'com.google.cloud.functions.invoker:java-function-invoker:1.3.1'\n\n // These dependencies are only used by the tests.\n testImplementation 'com.google.cloud.functions:functions-framework-api:1.1.0'\n testImplementation 'junit:junit:4.13.2'\n testImplementation 'com.google.truth:truth:1.4.0'\n testImplementation 'org.mockito:mockito-core:5.10.0'\n\n }\n\n // Register a \"runFunction\" task to run the function locally\n tasks.register(\"runFunction\", JavaExec) {\n main = 'com.google.cloud.functions.invoker.runner.Invoker'\n classpath(configurations.invoker)\n inputs.files(configurations.runtimeClasspath, sourceSets.main.output)\n args(\n '--target', project.findProperty('run.functionTarget') ?: '',\n '--port', project.findProperty('run.port') ?: 8080\n )\n doFirst {\n args('--classpath', files(configurations.runtimeClasspath, sourceSets.main.output).asPath)\n }\n }"]]