下面列出了怎么用org.hibernate.tool.hbm2ddl.SchemaValidator的API类实例代码及写法,或者点击链接到github查看源代码。
/**
* Schema validation
*/
// TODO
private void validateSchema() {
try {
SessionFactory factory = this.localSessionFactory.unwrap(SessionFactory.class);
StandardServiceRegistry registry = factory.getSessionFactoryOptions().getServiceRegistry();
MetadataSources sources = new MetadataSources(registry);
sources.addPackage("org.unitedinternet.cosmo.model.hibernate");
Metadata metadata = sources.buildMetadata(registry);
new SchemaValidator().validate(metadata);
LOG.info("Schema validation passed");
} catch (HibernateException e) {
LOG.error("error validating schema", e);
throw e;
}
}
public void testSchemaTools() throws Exception{
// database schema have been created thanks to the setUp method
// we have 2 schemas SA et SB, SB must be set as the default schema
// used by hibernate hibernate.default_schema SB
SchemaExport se = new SchemaExport(getCfg());
se.create(true,true);
// here we modify the generated table in order to test SchemaUpdate
Session session = openSession();
Connection conn = session.connection();
Statement stat = conn.createStatement();
stat.execute("ALTER TABLE \"SB\".\"Team\" DROP COLUMN name ");
// update schema
SchemaUpdate su = new SchemaUpdate(getCfg());
su.execute(true,true);
// we can run schema validation. Note that in the setUp method a *wrong* table
// has been created with different column names
// if schema validator chooses the bad db schema, then the testcase will fail (exception)
SchemaValidator sv = new SchemaValidator(getCfg());
sv.validate();
// it's time to clean our database
se.drop(true,true);
// then the schemas and false table.
stat.execute("DROP TABLE \"SA\".\"Team\" ");
stat.execute(" DROP SCHEMA sa ");
stat.execute("DROP SCHEMA sb ");
stat.close();
session.close();
}
public void testSchemaToolsNonQuote() throws Exception{
// database schema have been created thanks to the setUp method
// we have 2 schemas SA et SB, SB must be set as the default schema
// used by hibernate hibernate.default_schema SB
SchemaExport se = new SchemaExport(getCfg());
se.create(true,true);
// here we modify the generated table in order to test SchemaUpdate
Session session = openSession();
Connection conn = session.connection();
Statement stat = conn.createStatement();
stat.execute("ALTER TABLE \"SB\".\"TEAM\" DROP COLUMN xname ");
// update schema
SchemaUpdate su = new SchemaUpdate(getCfg());
su.execute(true,true);
// we can run schema validation. Note that in the setUp method a *wrong* table
// has been created with different column names
// if schema validator chooses the bad db schema, then the testcase will fail (exception)
SchemaValidator sv = new SchemaValidator(getCfg());
sv.validate();
// it's time to clean our database
se.drop(true,true);
// then the schemas and false table.
stat.execute("DROP TABLE \"SA\".\"Team\" ");
stat.execute(" DROP SCHEMA sa ");
stat.execute("DROP SCHEMA sb ");
stat.close();
session.close();
}
public void testFailingQuoteValidation() throws Exception{
// database schema have been created thanks to the setUp method
// we have 2 schemas SA et SB, SB must be set as the default schema
// used by hibernate hibernate.default_schema SB
SchemaExport se = new SchemaExport(getCfg());
se.create(true,true);
// here we modify the generated table in order to test SchemaUpdate
Session session = openSession();
Connection conn = session.connection();
Statement stat = conn.createStatement();
stat.execute("ALTER TABLE \"SB\".\"Team\" DROP COLUMN name ");
// update schema
//SchemaUpdate su = new SchemaUpdate(getCfg());
//su.execute(true,true);
try {
SchemaValidator sv = new SchemaValidator(getCfg());
sv.validate();
fail("should fail since we mutated the current schema.");
} catch(HibernateException he) {
}
// it's time to clean our database
se.drop(true,true);
// then the schemas and false table.
stat.execute("DROP TABLE \"SA\".\"Team\" ");
stat.execute(" DROP SCHEMA sa ");
stat.execute("DROP SCHEMA sb ");
stat.close();
session.close();
}
public void testFailingNonQuoteValidation() throws Exception{
// database schema have been created thanks to the setUp method
// we have 2 schemas SA et SB, SB must be set as the default schema
// used by hibernate hibernate.default_schema SB
SchemaExport se = new SchemaExport(getCfg());
se.create(true,true);
// here we modify the generated table in order to test SchemaUpdate
Session session = openSession();
Connection conn = session.connection();
Statement stat = conn.createStatement();
stat.execute("ALTER TABLE \"SB\".\"TEAM\" DROP COLUMN xname ");
// update schema
//SchemaUpdate su = new SchemaUpdate(getCfg());
//su.execute(true,true);
try {
SchemaValidator sv = new SchemaValidator(getCfg());
sv.validate();
fail("should fail since we mutated the current schema.");
} catch(HibernateException he) {
}
// it's time to clean our database
se.drop(true,true);
// then the schemas and false table.
stat.execute("DROP TABLE \"SA\".\"Team\" ");
stat.execute(" DROP SCHEMA sa ");
stat.execute("DROP SCHEMA sb ");
stat.close();
session.close();
}