org.apache.pulsar.common.policies.data.NamespaceIsolationDataImpl 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;
import static org.apache.pulsar.shade.com.google.common.base.Preconditions.checkArgument;
import com.fasterxml.jackson.annotation.JsonProperty;
import io.swagger.annotations.ApiModel;
import io.swagger.annotations.ApiModelProperty;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Pattern;
import java.util.regex.PatternSyntaxException;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
import org.apache.pulsar.shade.org.apache.commons.lang3.StringUtils;
/**
* The data of namespace isolation configuration.
*/
@ApiModel(
value = "NamespaceIsolationData",
description = "The data of namespace isolation configuration"
)
@Data
@AllArgsConstructor
@NoArgsConstructor
public class NamespaceIsolationDataImpl implements NamespaceIsolationData {
@ApiModelProperty(
name = "namespaces",
value = "The list of namespaces to apply this namespace isolation data"
)
private List namespaces;
@ApiModelProperty(
name = "primary",
value = "The list of primary brokers for serving the list of namespaces in this isolation policy"
)
private List primary;
@ApiModelProperty(
name = "secondary",
value = "The list of secondary brokers for serving the list of namespaces in this isolation policy"
)
private List secondary;
@ApiModelProperty(
name = "auto_failover_policy",
value = "The data of auto-failover policy configuration",
example =
"{"
+ " \"policy_type\": \"min_available\""
+ " \"parameters\": {"
+ " \"\": \"\""
+ " }"
+ "}"
)
@JsonProperty("auto_failover_policy")
private AutoFailoverPolicyData autoFailoverPolicy;
public static NamespaceIsolationDataImplBuilder builder() {
return new NamespaceIsolationDataImplBuilder();
}
public void validate() {
checkArgument(namespaces != null && !namespaces.isEmpty() && primary != null && !primary.isEmpty()
&& validateRegex(primary) && secondary != null && validateRegex(secondary)
&& autoFailoverPolicy != null);
autoFailoverPolicy.validate();
}
private boolean validateRegex(List policies) {
if (policies != null && !policies.isEmpty()) {
policies.forEach((policy) -> {
try {
if (StringUtils.isNotBlank(policy)) {
Pattern.compile(policy);
}
} catch (PatternSyntaxException exception) {
throw new IllegalArgumentException("invalid policy regex " + policy);
}
});
}
return true;
}
public static class NamespaceIsolationDataImplBuilder implements NamespaceIsolationData.Builder {
private List namespaces = new ArrayList<>();
private List primary = new ArrayList<>();
private List secondary = new ArrayList<>();
private AutoFailoverPolicyData autoFailoverPolicy;
public NamespaceIsolationDataImplBuilder namespaces(List namespaces) {
this.namespaces = namespaces;
return this;
}
public NamespaceIsolationDataImplBuilder primary(List primary) {
this.primary = primary;
return this;
}
public NamespaceIsolationDataImplBuilder secondary(List secondary) {
this.secondary = secondary;
return this;
}
public NamespaceIsolationDataImplBuilder autoFailoverPolicy(AutoFailoverPolicyData autoFailoverPolicy) {
this.autoFailoverPolicy = autoFailoverPolicy;
return this;
}
public NamespaceIsolationDataImpl build() {
return new NamespaceIsolationDataImpl(namespaces, primary, secondary, autoFailoverPolicy);
}
}
}