github/jooq
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[jOOQ/jOOQ#4454] Implement Table.getIdentity() for tables obtained via org.jooq.Meta

Browse Source
This commit is contained in:
Lukas Eder 2020-01-16 13:43:34 +01:00
parent 125b219920
commit ffd7b0cf87
1 changed files with 49 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

70
jOOQ/src/main/java/org/jooq/impl/MetaImpl.java
View File

@ -113,6 +113,7 @@ import org.jooq.Context;
import org.jooq.DataType;
import org.jooq.Field;
import org.jooq.ForeignKey;
import org.jooq.Identity;
import org.jooq.Index;
import org.jooq.Meta;
import org.jooq.Name;
@ -477,19 +478,34 @@ final class MetaImpl extends AbstractMeta {
// coercing data types to the expected types
// The bug was reported here:
// https://connect.microsoft.com/SQLServer/feedback/details/775425/jdbc-4-0-databasemetadata-getcolumns-returns-a-resultset-whose-resultsetmetadata-is-inconsistent
String.class, // TABLE_CAT
String.class, // TABLE_SCHEM
String.class, // TABLE_NAME
String.class, // COLUMN_NAME
int.class, // DATA_TYPE
String.class, // TYPE_NAME
int.class, // COLUMN_SIZE
String.class, // BUFFER_LENGTH
int.class, // DECIMAL_DIGITS
int.class, // NUM_PREC_RADIX
int.class, // NULLABLE
String.class, // REMARKS
String.class // COLUMN_DEF
String.class, // TABLE_CAT
String.class, // TABLE_SCHEM
String.class, // TABLE_NAME
String.class, // COLUMN_NAME
int.class, // DATA_TYPE
String.class, // TYPE_NAME
int.class, // COLUMN_SIZE
String.class, // BUFFER_LENGTH
int.class, // DECIMAL_DIGITS
int.class, // NUM_PREC_RADIX
int.class, // NULLABLE
String.class, // REMARKS
String.class, // COLUMN_DEF
int.class, // SQL_DATA_TYPE
int.class, // SQL_DATETIME_SUB
int.class, // CHAR_OCTET_LENGTH
int.class, // ORDINAL_POSITION
String.class, // IS_NULLABLE
String.class, // SCOPE_CATALOG
String.class, // SCOPE_SCHEMA
String.class, // SCOPE_TABLE
short.class, // SOURCE_DATA_TYPE
String.class, // IS_AUTOINCREMENT
String.class // IS_GENERATEDCOLUMN
);
}
});
@ -512,6 +528,16 @@ final class MetaImpl extends AbstractMeta {
init(columns);
}
@SuppressWarnings("unchecked")
@Override
public Identity<Record, ?> getIdentity() {
for (Field<?> field : fields())
if (field.getDataType().identity())
return new IdentityImpl<>(this, (TableField<Record, ?>) field);
return null;
}
@Override
public final List<Index> getIndexes() {
final String schema = getSchema() == null ? null : getSchema().getName();
@ -779,13 +805,14 @@ final class MetaImpl extends AbstractMeta {
@SuppressWarnings({ "rawtypes", "unchecked" })
private final void init(Result<Record> columns) {
for (Record column : columns) {
String columnName = column.get(3, String.class); // COLUMN_NAME
String typeName = column.get(5, String.class); // TYPE_NAME
int precision = column.get(6, int.class); // COLUMN_SIZE
int scale = column.get(8, int.class); // DECIMAL_DIGITS
int nullable = column.get(10, int.class); // NULLABLE
String remarks = column.get(11, String.class); // REMARKS
String defaultValue = column.get(12, String.class); // COLUMN_DEF
String columnName = column.get(3, String.class); // COLUMN_NAME
String typeName = column.get(5, String.class); // TYPE_NAME
int precision = column.get(6, int.class); // COLUMN_SIZE
int scale = column.get(8, int.class); // DECIMAL_DIGITS
int nullable = column.get(10, int.class); // NULLABLE
String remarks = column.get(11, String.class); // REMARKS
String defaultValue = column.get(12, String.class); // COLUMN_DEF
boolean isAutoIncrement = column.get(22, boolean.class); // IS_AUTOINCREMENT
// TODO: Exception handling should be moved inside SQLDataType
DataType type = null;
@ -795,12 +822,13 @@ final class MetaImpl extends AbstractMeta {
// JDBC doesn't distinguish between precision and length
type = type.precision(precision, scale);
type = type.length(precision);
type = type.identity(isAutoIncrement);
if (nullable == DatabaseMetaData.columnNoNulls)
type = type.nullable(false);
// [#6883] Default values may be present
if (!StringUtils.isEmpty(defaultValue)) {
if (!isAutoIncrement && !StringUtils.isEmpty(defaultValue)) {
try {
// [#7194] Some databases report all default values as expressions, not as values