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[jOOQ/jOOQ#7034] Extract AbstractMetaDatabase

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This commit is contained in:
Lukas Eder 2019-10-30 14:46:41 +01:00
parent 829d5220ae
commit af901e4e28
4 changed files with 235 additions and 200 deletions
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227
jOOQ-meta/src/main/java/org/jooq/meta/AbstractMetaDatabase.java Normal file
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@ -0,0 +1,227 @@
/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* Other licenses:
* -----------------------------------------------------------------------------
* Commercial licenses for this work are available. These replace the above
* ASL 2.0 and offer limited warranties, support, maintenance, and commercial
* database integrations.
*
* For more information, please visit: http://www.jooq.org/licenses
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*/
package org.jooq.meta;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;
import org.jooq.Catalog;
import org.jooq.DSLContext;
import org.jooq.Field;
import org.jooq.Meta;
import org.jooq.Schema;
import org.jooq.Sequence;
import org.jooq.Table;
import org.jooq.UniqueKey;
import org.jooq.impl.DSL;
/**
* The base implementation for {@link Meta} based databases.
*
* @author Lukas Eder
*/
public abstract class AbstractMetaDatabase extends AbstractDatabase {
private List<Catalog> catalogs;
private List<Schema> schemas;
@Override
protected DSLContext create0() {
return DSL.using(getConnection());
}
abstract protected Meta getMeta0();
@Override
protected void loadPrimaryKeys(DefaultRelations relations) throws SQLException {
}
@Override
protected void loadUniqueKeys(DefaultRelations relations) throws SQLException {
for (Schema schema : getSchemasFromMeta()) {
SchemaDefinition s = getSchema(schema.getName());
if (s != null) {
for (Table<?> table : schema.getTables()) {
TableDefinition t = getTable(s, table.getName());
if (t != null) {
UniqueKey<?> key = table.getPrimaryKey();
if (key != null)
for (Field<?> field : key.getFields())
relations.addPrimaryKey("PK_" + key.getTable().getName(), t, t.getColumn(field.getName()));
}
}
}
}
}
@Override
protected void loadForeignKeys(DefaultRelations relations) throws SQLException {
}
@Override
protected void loadCheckConstraints(DefaultRelations r) throws SQLException {
}
@Override
protected List<CatalogDefinition> getCatalogs0() throws SQLException {
List<CatalogDefinition> result = new ArrayList<>();
for (Catalog catalog : getCatalogsFromMeta())
result.add(new CatalogDefinition(this, catalog.getName(), ""));
return result;
}
private List<Catalog> getCatalogsFromMeta() {
if (catalogs == null) {
catalogs = new ArrayList<>();
for (Catalog catalog : create().meta().getCatalogs())
catalogs.add(catalog);
}
return catalogs;
}
@Override
protected List<SchemaDefinition> getSchemata0() throws SQLException {
List<SchemaDefinition> result = new ArrayList<>();
for (Schema schema : getSchemasFromMeta()) {
if (schema.getCatalog() != null) {
if (getCatalog(schema.getCatalog().getName()) != null) {
result.add(new SchemaDefinition(this, schema.getName(), "", getCatalog(schema.getCatalog().getName())));
}
}
else
result.add(new SchemaDefinition(this, schema.getName(), ""));
}
return result;
}
private List<Schema> getSchemasFromMeta() {
if (schemas == null) {
schemas = new ArrayList<>();
for (Schema schema : create().meta().getSchemas())
schemas.add(schema);
}
return schemas;
}
@Override
protected List<SequenceDefinition> getSequences0() throws SQLException {
List<SequenceDefinition> result = new ArrayList<>();
for (Schema schema : getSchemasFromMeta()) {
for (Sequence<?> sequence : schema.getSequences()) {
SchemaDefinition sd = getSchema(schema.getName());
DataTypeDefinition type = new DefaultDataTypeDefinition(
this,
sd,
sequence.getDataType().getTypeName()
);
result.add(new DefaultSequenceDefinition(
sd, sequence.getName(), type));
}
}
return result;
}
@Override
protected List<TableDefinition> getTables0() throws SQLException {
List<TableDefinition> result = new ArrayList<>();
for (Schema schema : getSchemasFromMeta()) {
SchemaDefinition sd = getSchema(schema.getName());
if (sd != null)
for (Table<?> table : schema.getTables())
result.add(new MetaTableDefinition(sd, table));
}
return result;
}
@Override
protected List<EnumDefinition> getEnums0() throws SQLException {
List<EnumDefinition> result = new ArrayList<>();
return result;
}
@Override
protected List<DomainDefinition> getDomains0() throws SQLException {
List<DomainDefinition> result = new ArrayList<>();
return result;
}
@Override
protected List<UDTDefinition> getUDTs0() throws SQLException {
List<UDTDefinition> result = new ArrayList<>();
return result;
}
@Override
protected List<ArrayDefinition> getArrays0() throws SQLException {
List<ArrayDefinition> result = new ArrayList<>();
return result;
}
@Override
protected List<RoutineDefinition> getRoutines0() throws SQLException {
List<RoutineDefinition> result = new ArrayList<>();
return result;
}
@Override
protected List<PackageDefinition> getPackages0() throws SQLException {
List<PackageDefinition> result = new ArrayList<>();
return result;
}
}

1
jOOQ-meta/src/main/java/org/jooq/meta/Databases.java
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@ -49,7 +49,6 @@ import org.jooq.meta.h2.H2Database;
import org.jooq.meta.hsqldb.HSQLDBDatabase;
// ...
// ...
import org.jooq.meta.jdbc.JDBCDatabase;
import org.jooq.meta.mariadb.MariaDBDatabase;
// ...
import org.jooq.meta.mysql.MySQLDatabase;

12
jOOQ-meta/src/main/java/org/jooq/meta/jdbc/JDBCTableDefinition.java → jOOQ-meta/src/main/java/org/jooq/meta/MetaTableDefinition.java
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@ -36,7 +36,7 @@
*
*/
package org.jooq.meta.jdbc;
package org.jooq.meta;
import java.sql.SQLException;
import java.util.ArrayList;
@ -45,21 +45,15 @@ import java.util.List;
import org.jooq.Field;
import org.jooq.Name;
import org.jooq.Table;
import org.jooq.meta.AbstractTableDefinition;
import org.jooq.meta.ColumnDefinition;
import org.jooq.meta.DataTypeDefinition;
import org.jooq.meta.DefaultColumnDefinition;
import org.jooq.meta.DefaultDataTypeDefinition;
import org.jooq.meta.SchemaDefinition;
/**
* @author Lukas Eder
*/
public class JDBCTableDefinition extends AbstractTableDefinition {
public class MetaTableDefinition extends AbstractTableDefinition {
private final Table<?> table;
public JDBCTableDefinition(SchemaDefinition schema, Table<?> table) {
public MetaTableDefinition(SchemaDefinition schema, Table<?> table) {
super(schema, table.getName(), "");
this.table = table;

195
jOOQ-meta/src/main/java/org/jooq/meta/jdbc/JDBCDatabase.java
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@ -35,205 +35,20 @@
*
*
*/
package org.jooq.meta.jdbc;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;
import org.jooq.Catalog;
import org.jooq.DSLContext;
import org.jooq.Field;
import org.jooq.Schema;
import org.jooq.Sequence;
import org.jooq.Table;
import org.jooq.UniqueKey;
import org.jooq.impl.DSL;
import org.jooq.meta.AbstractDatabase;
import org.jooq.meta.ArrayDefinition;
import org.jooq.meta.CatalogDefinition;
import org.jooq.meta.DataTypeDefinition;
import org.jooq.meta.DefaultDataTypeDefinition;
import org.jooq.meta.DefaultRelations;
import org.jooq.meta.DefaultSequenceDefinition;
import org.jooq.meta.DomainDefinition;
import org.jooq.meta.EnumDefinition;
import org.jooq.meta.PackageDefinition;
import org.jooq.meta.RoutineDefinition;
import org.jooq.meta.SchemaDefinition;
import org.jooq.meta.SequenceDefinition;
import org.jooq.meta.TableDefinition;
import org.jooq.meta.UDTDefinition;
import org.jooq.Meta;
import org.jooq.meta.AbstractMetaDatabase;
/**
* The JDBC database
*
* @author Lukas Eder
*/
public class JDBCDatabase extends AbstractDatabase {
private List<Catalog> catalogs;
private List<Schema> schemas;
public class JDBCDatabase extends AbstractMetaDatabase {
@Override
protected DSLContext create0() {
return DSL.using(getConnection());
}
@Override
protected void loadPrimaryKeys(DefaultRelations relations) throws SQLException {
}
@Override
protected void loadUniqueKeys(DefaultRelations relations) throws SQLException {
for (Schema schema : getSchemasFromMeta()) {
SchemaDefinition s = getSchema(schema.getName());
if (s != null) {
for (Table<?> table : schema.getTables()) {
TableDefinition t = getTable(s, table.getName());
if (t != null) {
UniqueKey<?> key = table.getPrimaryKey();
if (key != null)
for (Field<?> field : key.getFields())
relations.addPrimaryKey("PK_" + key.getTable().getName(), t, t.getColumn(field.getName()));
}
}
}
}
}
@Override
protected void loadForeignKeys(DefaultRelations relations) throws SQLException {
}
@Override
protected void loadCheckConstraints(DefaultRelations r) throws SQLException {
}
@Override
protected List<CatalogDefinition> getCatalogs0() throws SQLException {
List<CatalogDefinition> result = new ArrayList<>();
for (Catalog catalog : getCatalogsFromMeta())
result.add(new CatalogDefinition(this, catalog.getName(), ""));
return result;
}
private List<Catalog> getCatalogsFromMeta() {
if (catalogs == null) {
catalogs = new ArrayList<>();
for (Catalog catalog : create().meta().getCatalogs())
catalogs.add(catalog);
}
return catalogs;
}
@Override
protected List<SchemaDefinition> getSchemata0() throws SQLException {
List<SchemaDefinition> result = new ArrayList<>();
for (Schema schema : getSchemasFromMeta()) {
if (schema.getCatalog() != null) {
if (getCatalog(schema.getCatalog().getName()) != null) {
result.add(new SchemaDefinition(this, schema.getName(), "", getCatalog(schema.getCatalog().getName())));
}
}
else
result.add(new SchemaDefinition(this, schema.getName(), ""));
}
return result;
}
private List<Schema> getSchemasFromMeta() {
if (schemas == null) {
schemas = new ArrayList<>();
for (Schema schema : create().meta().getSchemas())
schemas.add(schema);
}
return schemas;
}
@Override
protected List<SequenceDefinition> getSequences0() throws SQLException {
List<SequenceDefinition> result = new ArrayList<>();
for (Schema schema : getSchemasFromMeta()) {
for (Sequence<?> sequence : schema.getSequences()) {
SchemaDefinition sd = getSchema(schema.getName());
DataTypeDefinition type = new DefaultDataTypeDefinition(
this,
sd,
sequence.getDataType().getTypeName()
);
result.add(new DefaultSequenceDefinition(
sd, sequence.getName(), type));
}
}
return result;
}
@Override
protected List<TableDefinition> getTables0() throws SQLException {
List<TableDefinition> result = new ArrayList<>();
for (Schema schema : getSchemasFromMeta()) {
SchemaDefinition sd = getSchema(schema.getName());
if (sd != null)
for (Table<?> table : schema.getTables())
result.add(new JDBCTableDefinition(sd, table));
}
return result;
}
@Override
protected List<EnumDefinition> getEnums0() throws SQLException {
List<EnumDefinition> result = new ArrayList<>();
return result;
}
@Override
protected List<DomainDefinition> getDomains0() throws SQLException {
List<DomainDefinition> result = new ArrayList<>();
return result;
}
@Override
protected List<UDTDefinition> getUDTs0() throws SQLException {
List<UDTDefinition> result = new ArrayList<>();
return result;
}
@Override
protected List<ArrayDefinition> getArrays0() throws SQLException {
List<ArrayDefinition> result = new ArrayList<>();
return result;
}
@Override
protected List<RoutineDefinition> getRoutines0() throws SQLException {
List<RoutineDefinition> result = new ArrayList<>();
return result;
}
@Override
protected List<PackageDefinition> getPackages0() throws SQLException {
List<PackageDefinition> result = new ArrayList<>();
return result;
protected Meta getMeta0() {
return create0().meta();
}
}