| /* |
| * 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.builder; |
| |
| import java.util.Map; |
| import java.util.stream.Collectors; |
| import org.apache.ignite.internal.schema.PartialIndexImpl; |
| import org.apache.ignite.internal.schema.SortedIndexColumnImpl; |
| import org.apache.ignite.schema.PartialIndex; |
| import org.apache.ignite.schema.builder.PartialIndexBuilder; |
| |
| /** |
| * Partial index builder. |
| */ |
| public class PartialIndexBuilderImpl extends SortedIndexBuilderImpl implements PartialIndexBuilder { |
| /** Partial index expression. */ |
| private String expr; |
| |
| /** |
| * Constructor. |
| * |
| * @param idxName Index name. |
| */ |
| public PartialIndexBuilderImpl(String idxName) { |
| super(idxName); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public PartialIndexBuilderImpl withHints(Map<String, String> hints) { |
| super.withHints(hints); |
| |
| return this; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public PartialIndex build() { |
| assert expr != null && !expr.trim().isEmpty(); |
| |
| return new PartialIndexImpl( |
| name, |
| cols.values().stream().map(c -> new SortedIndexColumnImpl(c.name, c.asc)).collect(Collectors.toList()), |
| unique, |
| expr |
| ); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public PartialIndexBuilder withExpression(String expr) { |
| this.expr = expr; |
| |
| return this; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public PartialIndexColumnBuilderImpl addIndexColumn(String name) { |
| return new PartialIndexColumnBuilderImpl(this).withName(name); |
| } |
| |
| /** |
| * Index column builder. |
| */ |
| private static class PartialIndexColumnBuilderImpl extends SortedIndexColumnBuilderImpl implements PartialIndexColumnBuilder { |
| /** |
| * Constructor. |
| * |
| * @param idxBuilder Index builder. |
| */ |
| PartialIndexColumnBuilderImpl(PartialIndexBuilderImpl idxBuilder) { |
| super(idxBuilder); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public PartialIndexColumnBuilderImpl desc() { |
| super.desc(); |
| |
| return this; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public PartialIndexColumnBuilderImpl asc() { |
| super.asc(); |
| |
| return this; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public PartialIndexColumnBuilderImpl withName(String name) { |
| super.withName(name); |
| |
| return this; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public PartialIndexBuilderImpl done() { |
| return (PartialIndexBuilderImpl)super.done(); |
| } |
| } |
| } |