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HHH-12392 - Caching SchemaResolver delegate with multiple data sources

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This commit is contained in:
Andrea Boriero 2018-03-15 12:09:47 +00:00
parent 3a2ab40314
commit 00be50331f
1 changed files with 22 additions and 21 deletions
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9
hibernate-core/src/main/java/org/hibernate/engine/jdbc/env/internal/DefaultSchemaNameResolver.java vendored
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@ -34,7 +34,6 @@ private DefaultSchemaNameResolver() {
} }
private void determineAppropriateResolverDelegate(Connection connection) { private void determineAppropriateResolverDelegate(Connection connection) {
if ( delegate == null ) {
// unfortunately Connection#getSchema is only available in Java 1.7 and above // unfortunately Connection#getSchema is only available in Java 1.7 and above
// and Hibernate still baselines on 1.6. So for now, use reflection and // and Hibernate still baselines on 1.6. So for now, use reflection and
// leverage the Connection#getSchema method if it is available. // leverage the Connection#getSchema method if it is available.
@ -46,7 +45,7 @@ private void determineAppropriateResolverDelegate(Connection connection) {
// If the JDBC driver does not implement the Java 7 spec, but the JRE is Java 7 // If the JDBC driver does not implement the Java 7 spec, but the JRE is Java 7
// then the getSchemaMethod is not null but the call to getSchema() throws an java.lang.AbstractMethodError // then the getSchemaMethod is not null but the call to getSchema() throws an java.lang.AbstractMethodError
connection.getSchema(); connection.getSchema();
delegate = new SchemaNameResolverJava17Delegate( ); delegate = new SchemaNameResolverJava17Delegate();
} }
catch (java.lang.AbstractMethodError e) { catch (java.lang.AbstractMethodError e) {
log.debugf( "Unable to use Java 1.7 Connection#getSchema" ); log.debugf( "Unable to use Java 1.7 Connection#getSchema" );
@ -59,8 +58,10 @@ private void determineAppropriateResolverDelegate(Connection connection) {
} }
} }
catch (Exception ignore) { catch (Exception ignore) {
log.debugf( "Unable to resolve connection default schema : " + ignore.getMessage() ); log.debugf(
} "Unable to use Java 1.7 Connection#getSchema : An error occurred trying to resolve the connection default schema resolver: "
+ ignore.getMessage() );
delegate = SchemaNameResolverFallbackDelegate.INSTANCE;
} }
} }