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OPENJPA-973: allow DB2 jcc driver to access Informix 

git-svn-id: https://svn.apache.org/repos/asf/openjpa/trunk@757512 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Fay Wang 2009-03-23 19:19:24 +00:00
parent b546423063
commit 31ae580252
1 changed files with 24 additions and 1 deletions
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25
openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/InformixDictionary.java
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@ -73,6 +73,7 @@ public class InformixDictionary
*/ */
public boolean swapSchemaAndCatalog = true; public boolean swapSchemaAndCatalog = true;
protected boolean useJCC = false;
// weak set of connections we've already executed lock mode sql on // weak set of connections we've already executed lock mode sql on
private final Collection _seenConnections = new ReferenceHashSet private final Collection _seenConnections = new ReferenceHashSet
(ReferenceHashSet.WEAK); (ReferenceHashSet.WEAK);
@ -155,10 +156,19 @@ public class InformixDictionary
super.connectedConfiguration(conn); super.connectedConfiguration(conn);
if (driverVendor == null) { if (driverVendor == null) {
DatabaseMetaData meta = conn.getMetaData(); DatabaseMetaData meta = conn.getMetaData();
if ("Informix".equalsIgnoreCase(meta.getDriverName())) String driverName = meta.getDriverName();
if ("Informix".equalsIgnoreCase(driverName))
driverVendor = VENDOR_DATADIRECT; driverVendor = VENDOR_DATADIRECT;
else else
driverVendor = VENDOR_OTHER; driverVendor = VENDOR_OTHER;
if (driverName.equals("IBM DB2 JDBC Universal Driver Architecture")) {
useJCC = true;
try {
if (meta.storesLowerCaseIdentifiers())
schemaCase = SCHEMA_CASE_LOWER;
} catch (SQLException e) {}
}
} }
if (isJDBC3) { if (isJDBC3) {
conn.setHoldability(ResultSet.HOLD_CURSORS_OVER_COMMIT); conn.setHoldability(ResultSet.HOLD_CURSORS_OVER_COMMIT);
@ -301,4 +311,17 @@ public class InformixDictionary
return false; return false;
return true; return true;
} }
public boolean useJCC() {
return useJCC;
}
/**
* Return DB specific schemaCase
*/
public String getSchemaCase(){
return schemaCase;
}
} }