We are using the bellow properties in our persistence.xml file.
<properties>
<property name="javax.persistence.jdbc.driver" value="oracle.jdbc.driver.OracleDriver" />
<property name="javax.persistence.jdbc.dialect" value="org.hibernate.dialect.OracleDialect" />
<property name="javax.persistence.jdbc.url" value="jdbc:oracle:thin:@XYZDB01:78111:TATAD1" />
<property name="javax.persistence.jdbc.user" value="admin" />
<property name="javax.persistence.jdbc.password" value="admin@123" />
<property name="javax.persistence.jdbc.Schema" value="CSMVC" />
</properties>
But I want to externalize the dynamic properties from persistence.xml something like bellow.
<properties>
<property name="javax.persistence.jdbc.driver" value="${db.driver}" />
<property name="javax.persistence.jdbc.dialect" value="${db.dialect}" />
<property name="javax.persistence.jdbc.url" value="${db.url}" />
<property name="javax.persistence.jdbc.user" value="${db.user}" />
<property name="javax.persistence.jdbc.password" value="${db.password}" />
<property name="javax.persistence.jdbc.Schema" value="${db.schema}" />
</properties>
Note: We are using openJpa as the JPA provider.