【问题标题】:how to create a jta-data-source file?如何创建 jta 数据源文件?
【发布时间】:2017-02-22 19:04:24
【问题描述】:

我使用的是 Glassfish 4.1。 这是我希望我的 persistence.xml 文件的样子:

<persistence-unit name="PU" transaction-type="JTA">        
    <provider>org.eclipse.persistence.jpa.PersistenceProvider</provider>
    <jta-data-source>PostgreDS</jta-data-source>
    <exclude-unlisted-classes>false</exclude-unlisted-classes>
</persistence-unit>

我不知道如何或在哪里创建“PostgreDS”文件。

【问题讨论】:

    标签: jakarta-ee jta glassfish-4.1


    【解决方案1】:

    您需要在glassfish-resources.xml 文件中描述您的数据源,并将此文件放在webapp/WEB-INF 文件夹下。

    看看这个article

    【讨论】:

      【解决方案2】:

      只是为了完整的 mexes_s 答案。这是我最终用于配置 PostgreSQL 连接的文件。

      <?xml version="1.0" encoding="UTF-8"?>
      <!DOCTYPE resources PUBLIC "-//GlassFish.org//DTD GlassFish Application Server 3.1 Resource Definitions//EN"
          "http://glassfish.org/dtds/glassfish-resources_1_5.dtd">
      <resources>
      <jdbc-connection-pool 
              allow-non-component-callers="false" 
              associate-with-thread="false" 
              connection-creation-retry-attempts="0" 
              connection-creation-retry-interval-in-seconds="10" 
              connection-leak-reclaim="false" 
              connection-leak-timeout-in-seconds="0" 
              connection-validation-method="auto-commit" 
              datasource-classname="org.postgresql.ds.PGPoolingDataSource" 
              fail-all-connections="false" 
              idle-timeout-in-seconds="300" 
              is-connection-validation-required="false" 
              is-isolation-level-guaranteed="true" 
              lazy-connection-association="false" 
              lazy-connection-enlistment="false" 
              match-connections="false" 
              max-connection-usage-count="0" 
              max-pool-size="32" 
              max-wait-time-in-millis="60000" 
              name="java:app/jdbc/PostgreSQLPool" 
              non-transactional-connections="false" 
              pool-resize-quantity="2" 
              res-type="javax.sql.ConnectionPoolDataSource" 
              statement-timeout-in-seconds="-1" 
              steady-pool-size="8" 
              validate-atmost-once-period-in-seconds="0" 
              wrap-jdbc-objects="false">    
          <property name="user" value="postgres"/>
          <property name="portNumber" value="5432"/>
          <property name="password" value="postgres"/>
          <property name="serverName" value="localhost"/>
          <property name="databaseName" value="PostgreSQLDB"/>
          <property name="URL" value="jdbc:postgresql://localhost:5432/PostgreSQLDB"/>
          <property name="driverClass" value="org.postgresql.ds.PGPoolingDataSource"/>
          <property name="connectionAttributes" value=";create=true"/>
      </jdbc-connection-pool>
      <jdbc-resource 
              enabled="true" 
              jndi-name="java:app/jdbc/PostgreSQLDS" 
              object-type="user" 
              pool-name="java:app/jdbc/PostgreSQLPool"/>
      </resources> 
      

      【讨论】:

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