X-Git-Url: http://jaekl.net/gitweb/?p=cfb.git;a=blobdiff_plain;f=prod%2Fnet%2Fjaekl%2Fcfb%2Fdb%2FSchema.java;h=4937fae153eae94dacf8c051c8c49d07b7775892;hp=eef7b8ea15aad2e8272ccfb4d50afbb3850f7262;hb=083fb5094456d37fa4765400a461625635fbf77d;hpb=635b88acc18a17db30d8d281c50d2f54ee2a91d9
diff --git a/prod/net/jaekl/cfb/db/Schema.java b/prod/net/jaekl/cfb/db/Schema.java
index eef7b8e..4937fae 100644
--- a/prod/net/jaekl/cfb/db/Schema.java
+++ b/prod/net/jaekl/cfb/db/Schema.java
@@ -1,5 +1,7 @@
package net.jaekl.cfb.db;
+// Copyright (C) 2015 Christian Jaekl
+
import java.sql.Connection;
import java.sql.DatabaseMetaData;
import java.sql.ResultSet;
@@ -14,24 +16,42 @@ public class Schema {
String m_name;
DbDriver m_driver;
ArrayList
m_tables;
+ ArrayList m_sequences;
public Schema(String name, DbDriver driver) {
m_name = name;
m_driver = driver;
m_tables = new ArrayList();
+ m_sequences = new ArrayList();
}
public boolean ensureDbInitialized(Connection con) throws SQLException {
assert(null != con);
- boolean result = true;
if (allTablesPresent(con)) {
return true;
}
- result = createAllTables(con);
+ if (!createAllTables(con)) {
+ return false;
+ }
+
+ if (!createAllSequences(con)) {
+ return false;
+ }
+
+ if (!postCreationInit(con)) {
+
+ }
- return result;
+ return true;
+ }
+
+ boolean postCreationInit(Connection con) throws SQLException {
+ // no-op
+ // Override this in a derived class if you need to initialize something
+ // after the tables and sequences are created.
+ return true;
}
boolean allTablesPresent(Connection con) throws SQLException
@@ -56,6 +76,7 @@ public class Schema {
}
// We could be more thorough here, and check that the expected columns are in place.
+ // Also, eventually, some sort of DB schema versioning will be needed.
return true;
}
@@ -69,6 +90,15 @@ public class Schema {
return true;
}
+ boolean createAllSequences(Connection con) throws SQLException {
+ for (Sequence seq : m_sequences) {
+ if (!m_driver.createSequence(con, seq)) {
+ return false;
+ }
+ }
+ return true;
+ }
+
void addTable(Table table) {
m_tables.add(table);
}
@@ -79,10 +109,20 @@ public class Schema {
// { table_name },
// { column_name, type, width (-1 for default), null/not_null }
// }
- void addTables(Object[][][] tables)
+ void addTables(Table[] tables)
{
- for (Object[][] table : tables) {
- addTable(Table.construct(table));
+ for (Table table : tables) {
+ addTable(table);
}
- }
+ }
+
+ void addSequence(Sequence seq) {
+ m_sequences.add(seq);
+ }
+
+ void addSequences(Sequence[] sequences) {
+ for (Sequence sequence : sequences) {
+ addSequence(sequence);
+ }
+ }
}