| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| |
| package org.apache.ignite.internal.schema; |
| |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.LinkedHashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.stream.Collectors; |
| import org.apache.ignite.internal.schema.modification.TableModificationBuilderImpl; |
| import org.apache.ignite.internal.tostring.S; |
| import org.apache.ignite.schema.Column; |
| import org.apache.ignite.schema.IndexColumn; |
| import org.apache.ignite.schema.PrimaryIndex; |
| import org.apache.ignite.schema.SchemaTable; |
| import org.apache.ignite.schema.TableIndex; |
| import org.apache.ignite.schema.modification.TableModificationBuilder; |
| |
| /** |
| * Table. |
| */ |
| @SuppressWarnings("AssignmentOrReturnOfFieldWithMutableType") |
| public class SchemaTableImpl extends AbstractSchemaObject implements SchemaTable { |
| /** Schema name. */ |
| private final String schemaName; |
| |
| /** Key columns. */ |
| private final LinkedHashMap<String, Column> cols; |
| |
| /** Indices. */ |
| private final Map<String, TableIndex> indices; |
| |
| /** Cached key columns. */ |
| private final List<Column> keyCols; |
| |
| /** Cached key affinity columns. */ |
| private final List<Column> affCols; |
| |
| /** Cached value columns. */ |
| private final List<Column> valCols; |
| |
| /** |
| * Constructor. |
| * |
| * @param schemaName Schema name. |
| * @param tableName Table name. |
| * @param cols Columns. |
| * @param indices Indices. |
| */ |
| public SchemaTableImpl( |
| String schemaName, |
| String tableName, |
| final LinkedHashMap<String, Column> cols, |
| final Map<String, TableIndex> indices |
| ) { |
| super(tableName); |
| |
| this.schemaName = schemaName; |
| this.cols = cols; |
| this.indices = indices; |
| |
| final PrimaryIndex pkIndex = (PrimaryIndex)indices.get(PrimaryIndex.PRIMARY_KEY_INDEX_NAME); |
| final Set<String> pkColNames = pkIndex.columns().stream().map(IndexColumn::name).collect(Collectors.toSet()); |
| |
| assert pkIndex != null; |
| |
| keyCols = pkIndex.columns().stream().map(c -> cols.get(c.name())).collect(Collectors.toUnmodifiableList()); |
| affCols = pkIndex.affinityColumns().stream().map(cols::get).collect(Collectors.toUnmodifiableList()); |
| valCols = cols.values().stream().filter(c -> !pkColNames.contains(c.name())).collect(Collectors.toUnmodifiableList()); |
| |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public Collection<Column> keyColumns() { |
| return keyCols; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public Collection<Column> affinityColumns() { |
| return affCols; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public Collection<Column> valueColumns() { |
| return valCols; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String canonicalName() { |
| return schemaName + '.' + name(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public Collection<TableIndex> indices() { |
| return Collections.unmodifiableCollection(indices.values()); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public TableModificationBuilder toBuilder() { |
| return new TableModificationBuilderImpl(this); |
| } |
| |
| /** |
| * @param name Column name. |
| * @return {@code True} if column with given name already exists, {@code false} otherwise. |
| */ |
| public boolean hasColumn(String name) { |
| return cols.containsKey(name); |
| } |
| |
| /** |
| * @param name Column name. |
| * @return {@code True} if key column with given name already exists, {@code false} otherwise. |
| */ |
| public boolean hasKeyColumn(String name) { |
| return keyCols.stream().anyMatch(c -> c.name().equals(name)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String toString() { |
| return S.toString(SchemaTableImpl.class, this); |
| } |
| } |