| /* |
| * 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.cassandra.cql3.restrictions; |
| |
| import java.nio.ByteBuffer; |
| import java.util.List; |
| |
| import org.apache.cassandra.config.ColumnDefinition; |
| import org.apache.cassandra.cql3.QueryOptions; |
| import org.apache.cassandra.cql3.functions.Function; |
| import org.apache.cassandra.cql3.statements.Bound; |
| import org.apache.cassandra.db.IndexExpression; |
| import org.apache.cassandra.db.composites.Composite; |
| import org.apache.cassandra.db.composites.CompositesBuilder; |
| import org.apache.cassandra.db.index.SecondaryIndexManager; |
| import org.apache.cassandra.exceptions.InvalidRequestException; |
| |
| /** |
| * A <code>PrimaryKeyRestrictions</code> which forwards all its method calls to another |
| * <code>PrimaryKeyRestrictions</code>. Subclasses should override one or more methods to modify the behavior |
| * of the backing <code>PrimaryKeyRestrictions</code> as desired per the decorator pattern. |
| */ |
| abstract class ForwardingPrimaryKeyRestrictions implements PrimaryKeyRestrictions |
| { |
| /** |
| * Returns the backing delegate instance that methods are forwarded to. |
| * @return the backing delegate instance that methods are forwarded to. |
| */ |
| protected abstract PrimaryKeyRestrictions getDelegate(); |
| |
| @Override |
| public Iterable<Function> getFunctions() |
| { |
| return getDelegate().getFunctions(); |
| } |
| |
| @Override |
| public List<ColumnDefinition> getColumnDefs() |
| { |
| return getDelegate().getColumnDefs(); |
| } |
| |
| @Override |
| public ColumnDefinition getFirstColumn() |
| { |
| return getDelegate().getFirstColumn(); |
| } |
| |
| @Override |
| public ColumnDefinition getLastColumn() |
| { |
| return getDelegate().getLastColumn(); |
| } |
| |
| @Override |
| public PrimaryKeyRestrictions mergeWith(Restriction restriction) throws InvalidRequestException |
| { |
| return getDelegate().mergeWith(restriction); |
| } |
| |
| @Override |
| public boolean hasSupportingIndex(SecondaryIndexManager secondaryIndexManager) |
| { |
| return getDelegate().hasSupportingIndex(secondaryIndexManager); |
| } |
| |
| @Override |
| public List<ByteBuffer> values(QueryOptions options) throws InvalidRequestException |
| { |
| return getDelegate().values(options); |
| } |
| |
| @Override |
| public CompositesBuilder appendTo(CompositesBuilder builder, QueryOptions options) |
| { |
| return getDelegate().appendTo(builder, options); |
| } |
| |
| @Override |
| public List<Composite> valuesAsComposites(QueryOptions options) throws InvalidRequestException |
| { |
| return getDelegate().valuesAsComposites(options); |
| } |
| |
| @Override |
| public List<ByteBuffer> bounds(Bound bound, QueryOptions options) throws InvalidRequestException |
| { |
| return getDelegate().bounds(bound, options); |
| } |
| |
| @Override |
| public List<Composite> boundsAsComposites(Bound bound, QueryOptions options) throws InvalidRequestException |
| { |
| return getDelegate().boundsAsComposites(bound, options); |
| } |
| |
| @Override |
| public CompositesBuilder appendBoundTo(CompositesBuilder builder, Bound bound, QueryOptions options) |
| { |
| return getDelegate().appendBoundTo(builder, bound, options); |
| } |
| |
| @Override |
| public boolean isInclusive(Bound bound) |
| { |
| return getDelegate().isInclusive(bound.reverse()); |
| } |
| |
| @Override |
| public boolean isEmpty() |
| { |
| return getDelegate().isEmpty(); |
| } |
| |
| @Override |
| public int size() |
| { |
| return getDelegate().size(); |
| } |
| |
| @Override |
| public boolean isOnToken() |
| { |
| return getDelegate().isOnToken(); |
| } |
| |
| @Override |
| public boolean isSlice() |
| { |
| return getDelegate().isSlice(); |
| } |
| |
| @Override |
| public boolean isEQ() |
| { |
| return getDelegate().isEQ(); |
| } |
| |
| @Override |
| public boolean isIN() |
| { |
| return getDelegate().isIN(); |
| } |
| |
| @Override |
| public boolean isContains() |
| { |
| return getDelegate().isContains(); |
| } |
| |
| @Override |
| public boolean isMultiColumn() |
| { |
| return getDelegate().isMultiColumn(); |
| } |
| |
| @Override |
| public boolean hasBound(Bound b) |
| { |
| return getDelegate().hasBound(b); |
| } |
| |
| @Override |
| public void addIndexExpressionTo(List<IndexExpression> expressions, |
| SecondaryIndexManager indexManager, |
| QueryOptions options) throws InvalidRequestException |
| { |
| getDelegate().addIndexExpressionTo(expressions, indexManager, options); |
| } |
| } |