1
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Could not find any META-INF/persistence.xml file in the classpath Exception in thread "main" javax.persistence.PersistenceException: No Persistence provider for EntityManager named

ERRO: PM org.hibernate.jpa.boot.internal.PersistenceXmlParser doResolve INFO: HHH000318: Could not find any META-INF/persistence.xml file in the classpath Exception in thread "main" javax.persistence.PersistenceException: No Persistence provider for EntityManager named tcc at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:85) at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:54) at br.com.alura.loja.testes.CadastroDeProdutos.main(CadastroDeProdutos.java:14)

*persistence.xml *

<?xml version="1.0" encoding="UTF-8"?>
<persistence xmlns="http://xmlns.jcp.org/xml/ns/persistence"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/persistence
 http://xmlns.jcp.org/xml/ns/persistence/persistence_2_1.xsd"
             version="2.1">
    <persistence-unit name="tcc" transaction-type="RESOURCE_LOCAL">
        <properties>
            <property name="javax.persistence.jdbc.url"
                      value="jdbc:mysql://localhost/tcc?useSSL=false&amp;serverTimezone=UTC" />
            <property name="javax.persistence.jdbc.driver" value="com.mysql.jdbc.Driver" />
            <property name="javax.persistence.jdbc.user" value="root" />
            <property name="javax.persistence.jdbc.password" value="" />
            <property name="hibernate.hbm2ddl.auto" value="update" />
            <!-- https://docs.jboss.org/hibernate/orm/5.4/javadocs/org/hibernate/dialect/package-summary.html -->
            <property name="hibernate.dialect" value="org.hibernate.dialect.MySQL8Dialect" />
        </properties>
    </persistence-unit>
</persistence>

pom.xml

<project xmlns="http://maven.apache.org/POM/4.0.0"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <groupId>br.com.alura</groupId>
    <artifactId>loja</artifactId>
    <version>1.0.0</version>

    <build>
        <plugins>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>3.8.0</version>
                <configuration>
                    <release>11</release>
                </configuration>
            </plugin>
        </plugins>
    </build>

    <dependencies>
        <dependency>
            <groupId>org.hibernate</groupId>
            <artifactId>hibernate-entitymanager</artifactId>
            <version>5.4.27.Final</version>
        </dependency>

        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>8.0.16</version>
        </dependency>
    </dependencies>

</project>

*CadastroDeProduto: *

package br.com.alura.loja.testes;

import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import javax.persistence.Persistence;

import br.com.alura.loja.Produto;

public class CadastroDeProdutos {

    public static void main(String[] args) {
        Produto celular = new Produto("SAMSUNG S9 +", "CELULAR AZUL", 2900.50);

        EntityManagerFactory emf = Persistence.createEntityManagerFactory("tcc");
        EntityManager entity = emf.createEntityManager();

        entity.persist(celular);
    }

}
1 resposta

Oi Matheus,

O código está certinho.

Pelo erro parece que seu arquivo persistence.xml está no diretório incorreto. Verifica se está na pasta META-INF e esta pasta dentro de src/main/resources.

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