| /* |
| * 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.catalog.storage; |
| |
| import static org.apache.ignite.internal.catalog.commands.CatalogUtils.defaultZoneIdOpt; |
| import static org.apache.ignite.internal.catalog.commands.CatalogUtils.indexOrThrow; |
| import static org.apache.ignite.internal.catalog.commands.CatalogUtils.replaceIndex; |
| import static org.apache.ignite.internal.catalog.commands.CatalogUtils.replaceSchema; |
| import static org.apache.ignite.internal.catalog.commands.CatalogUtils.schemaOrThrow; |
| import static org.apache.ignite.internal.catalog.commands.CatalogUtils.tableOrThrow; |
| import static org.apache.ignite.internal.lang.IgniteStringFormatter.format; |
| |
| import java.io.IOException; |
| import org.apache.ignite.internal.catalog.Catalog; |
| import org.apache.ignite.internal.catalog.CatalogValidationException; |
| import org.apache.ignite.internal.catalog.descriptors.CatalogHashIndexDescriptor; |
| import org.apache.ignite.internal.catalog.descriptors.CatalogIndexDescriptor; |
| import org.apache.ignite.internal.catalog.descriptors.CatalogSchemaDescriptor; |
| import org.apache.ignite.internal.catalog.descriptors.CatalogSortedIndexDescriptor; |
| import org.apache.ignite.internal.catalog.descriptors.CatalogTableDescriptor; |
| import org.apache.ignite.internal.catalog.storage.serialization.CatalogObjectSerializer; |
| import org.apache.ignite.internal.catalog.storage.serialization.MarshallableEntryType; |
| import org.apache.ignite.internal.tostring.S; |
| import org.apache.ignite.internal.util.io.IgniteDataInput; |
| import org.apache.ignite.internal.util.io.IgniteDataOutput; |
| |
| /** Entry representing a rename of an index. */ |
| public class RenameIndexEntry implements UpdateEntry { |
| public static final CatalogObjectSerializer<RenameIndexEntry> SERIALIZER = new RenameIndexEntrySerializer(); |
| |
| private final int indexId; |
| |
| private final String newIndexName; |
| |
| public RenameIndexEntry(int indexId, String newIndexName) { |
| this.indexId = indexId; |
| this.newIndexName = newIndexName; |
| } |
| |
| @Override |
| public int typeId() { |
| return MarshallableEntryType.RENAME_INDEX.id(); |
| } |
| |
| @Override |
| public Catalog applyUpdate(Catalog catalog, long causalityToken) { |
| CatalogIndexDescriptor indexDescriptor = indexOrThrow(catalog, indexId); |
| |
| CatalogTableDescriptor tableDescriptor = tableOrThrow(catalog, indexDescriptor.tableId()); |
| |
| CatalogSchemaDescriptor schemaDescriptor = schemaOrThrow(catalog, tableDescriptor.schemaId()); |
| |
| CatalogIndexDescriptor newIndexDescriptor = changeIndexName(indexDescriptor, causalityToken); |
| |
| return new Catalog( |
| catalog.version(), |
| catalog.time(), |
| catalog.objectIdGenState(), |
| catalog.zones(), |
| replaceSchema(replaceIndex(schemaDescriptor, newIndexDescriptor), catalog.schemas()), |
| defaultZoneIdOpt(catalog) |
| ); |
| } |
| |
| private CatalogIndexDescriptor changeIndexName(CatalogIndexDescriptor indexDescriptor, long causalityToken) { |
| CatalogIndexDescriptor newIndexDescriptor; |
| |
| if (indexDescriptor instanceof CatalogHashIndexDescriptor) { |
| newIndexDescriptor = changeHashIndexName((CatalogHashIndexDescriptor) indexDescriptor); |
| } else if (indexDescriptor instanceof CatalogSortedIndexDescriptor) { |
| newIndexDescriptor = changeSortedIndexName((CatalogSortedIndexDescriptor) indexDescriptor); |
| } else { |
| throw new CatalogValidationException(format("Unsupported index type '{}' {}", indexDescriptor.id(), indexDescriptor)); |
| } |
| |
| newIndexDescriptor.updateToken(causalityToken); |
| |
| return newIndexDescriptor; |
| } |
| |
| private CatalogIndexDescriptor changeHashIndexName(CatalogHashIndexDescriptor index) { |
| return new CatalogHashIndexDescriptor( |
| index.id(), |
| newIndexName, |
| index.tableId(), |
| index.unique(), |
| index.status(), |
| index.txWaitCatalogVersion(), |
| index.columns() |
| ); |
| } |
| |
| private CatalogIndexDescriptor changeSortedIndexName(CatalogSortedIndexDescriptor index) { |
| return new CatalogSortedIndexDescriptor( |
| index.id(), |
| newIndexName, |
| index.tableId(), |
| index.unique(), |
| index.status(), |
| index.txWaitCatalogVersion(), |
| index.columns() |
| ); |
| } |
| |
| @Override |
| public String toString() { |
| return S.toString(this); |
| } |
| |
| private static class RenameIndexEntrySerializer implements CatalogObjectSerializer<RenameIndexEntry> { |
| @Override |
| public RenameIndexEntry readFrom(IgniteDataInput input) throws IOException { |
| int indexId = input.readInt(); |
| |
| String newIndexName = input.readUTF(); |
| |
| return new RenameIndexEntry(indexId, newIndexName); |
| } |
| |
| @Override |
| public void writeTo(RenameIndexEntry entry, IgniteDataOutput out) throws IOException { |
| out.writeInt(entry.indexId); |
| out.writeUTF(entry.newIndexName); |
| } |
| } |
| } |