com.datastax.oss.driver.api.core.metadata.schema.SchemaChangeListenerBase Maven / Gradle / Ivy
The newest version!
/*
* 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 com.datastax.oss.driver.api.core.metadata.schema;
import com.datastax.oss.driver.api.core.type.UserDefinedType;
import edu.umd.cs.findbugs.annotations.NonNull;
/**
* Convenience class for listener implementations that that don't need to override all methods (all
* methods in this class are empty).
*/
public class SchemaChangeListenerBase implements SchemaChangeListener {
@Override
public void onKeyspaceCreated(@NonNull KeyspaceMetadata keyspace) {
// nothing to do
}
@Override
public void onKeyspaceDropped(@NonNull KeyspaceMetadata keyspace) {
// nothing to do
}
@Override
public void onKeyspaceUpdated(
@NonNull KeyspaceMetadata current, @NonNull KeyspaceMetadata previous) {
// nothing to do
}
@Override
public void onTableCreated(@NonNull TableMetadata table) {
// nothing to do
}
@Override
public void onTableDropped(@NonNull TableMetadata table) {
// nothing to do
}
@Override
public void onTableUpdated(@NonNull TableMetadata current, @NonNull TableMetadata previous) {
// nothing to do
}
@Override
public void onUserDefinedTypeCreated(@NonNull UserDefinedType type) {
// nothing to do
}
@Override
public void onUserDefinedTypeDropped(@NonNull UserDefinedType type) {
// nothing to do
}
@Override
public void onUserDefinedTypeUpdated(
@NonNull UserDefinedType current, @NonNull UserDefinedType previous) {
// nothing to do
}
@Override
public void onFunctionCreated(@NonNull FunctionMetadata function) {
// nothing to do
}
@Override
public void onFunctionDropped(@NonNull FunctionMetadata function) {
// nothing to do
}
@Override
public void onFunctionUpdated(
@NonNull FunctionMetadata current, @NonNull FunctionMetadata previous) {
// nothing to do
}
@Override
public void onAggregateCreated(@NonNull AggregateMetadata aggregate) {
// nothing to do
}
@Override
public void onAggregateDropped(@NonNull AggregateMetadata aggregate) {
// nothing to do
}
@Override
public void onAggregateUpdated(
@NonNull AggregateMetadata current, @NonNull AggregateMetadata previous) {
// nothing to do
}
@Override
public void onViewCreated(@NonNull ViewMetadata view) {
// nothing to do
}
@Override
public void onViewDropped(@NonNull ViewMetadata view) {
// nothing to do
}
@Override
public void onViewUpdated(@NonNull ViewMetadata current, @NonNull ViewMetadata previous) {
// nothing to do
}
@Override
public void close() throws Exception {
// nothing to do
}
}