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Initial support for common JUnit DB #412

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Initial support for common JUnit DB #412

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19 changes: 19 additions & 0 deletions service-mybatis/src/main/java/fi/nls/oskari/mybatis/MyBatisHelper.java
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,9 @@
import org.apache.ibatis.transaction.TransactionFactory;
import org.apache.ibatis.transaction.jdbc.JdbcTransactionFactory;
import javax.sql.DataSource;
import java.lang.reflect.Method;
import java.util.Collections;
import java.util.List;

public class MyBatisHelper {

Expand All @@ -15,6 +18,10 @@ public static SqlSessionFactory initMyBatis(DataSource ds, Class<?>... mappers)
}

public static Configuration getConfig(DataSource ds, Class<?>... mappers) {
if (ds == null) {
// TODO: anything better to detect that we are in test env?
ds = getTestDS();
}
if (ds == null) {
throw new NullPointerException("Tried initializing MyBatis without a datasource");
}
Expand All @@ -26,6 +33,18 @@ public static Configuration getConfig(DataSource ds, Class<?>... mappers) {
return configuration;
}

private static DataSource getTestDS() {
try {
// try to dig up TestHelper that is only available while testing to get a mem-based datasource
Class helper = Class.forName("fi.nls.test.util.TestHelper");
Method m = helper.getMethod("createMemDBforUnitTest", List.class);
// TODO: call with DB initializing scripts to actually use this
return (DataSource) m.invoke(null, (Object) Collections.emptyList());
} catch (Exception e) {
throw new RuntimeException("Not testing");
}
}

public static void addAliases(Configuration config, Class<?>... aliases) {
for (Class<?> alias : aliases) {
config.getTypeAliasRegistry().registerAlias(alias);
Expand Down