org.apache.pulsar.common.policies.data.impl.AutoTopicCreationOverrideImpl Maven / Gradle / Ivy
/*
* 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.pulsar.common.policies.data.impl;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
import org.apache.pulsar.common.policies.data.AutoTopicCreationOverride;
import org.apache.pulsar.common.policies.data.TopicType;
import org.apache.pulsar.common.policies.data.ValidateResult;
/**
* Override of autoTopicCreation settings on a namespace level.
*/
@Data
@AllArgsConstructor
@NoArgsConstructor
public final class AutoTopicCreationOverrideImpl implements AutoTopicCreationOverride {
private boolean allowAutoTopicCreation;
private String topicType;
private Integer defaultNumPartitions;
public static ValidateResult validateOverride(AutoTopicCreationOverride override) {
if (override == null) {
return ValidateResult.fail("[AutoTopicCreationOverride] can not be null");
}
if (override.isAllowAutoTopicCreation()) {
if (!TopicType.isValidTopicType(override.getTopicType())) {
return ValidateResult.fail(String.format("Unknown topic type [%s]", override.getTopicType()));
}
if (TopicType.PARTITIONED.toString().equals(override.getTopicType())) {
if (override.getDefaultNumPartitions() == null) {
return ValidateResult.fail("[defaultNumPartitions] cannot be null when the type is partitioned.");
}
if (override.getDefaultNumPartitions() <= 0) {
return ValidateResult.fail("[defaultNumPartitions] cannot be less than 1 for partition type.");
}
} else if (TopicType.NON_PARTITIONED.toString().equals(override.getTopicType())) {
if (override.getDefaultNumPartitions() != null) {
return ValidateResult.fail("[defaultNumPartitions] is not allowed to be"
+ " set when the type is non-partition.");
}
}
}
return ValidateResult.success();
}
public static AutoTopicCreationOverrideImplBuilder builder() {
return new AutoTopicCreationOverrideImplBuilder();
}
public static class AutoTopicCreationOverrideImplBuilder implements AutoTopicCreationOverride.Builder {
private boolean allowAutoTopicCreation;
private String topicType;
private Integer defaultNumPartitions;
public AutoTopicCreationOverrideImplBuilder allowAutoTopicCreation(boolean allowAutoTopicCreation) {
this.allowAutoTopicCreation = allowAutoTopicCreation;
return this;
}
public AutoTopicCreationOverrideImplBuilder topicType(String topicType) {
this.topicType = topicType;
return this;
}
public AutoTopicCreationOverrideImplBuilder defaultNumPartitions(Integer defaultNumPartitions) {
this.defaultNumPartitions = defaultNumPartitions;
return this;
}
public AutoTopicCreationOverrideImpl build() {
return new AutoTopicCreationOverrideImpl(allowAutoTopicCreation, topicType, defaultNumPartitions);
}
}
}