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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.documentapi.messagebus.protocol;
import com.yahoo.documentapi.messagebus.protocol.DocumentProtocolPoliciesConfig;
import com.yahoo.vespa.config.content.DistributionConfig;
/**
* @author Simon Thoresen Hult
* @author jonmv
*/
class RoutingPolicyFactories {
private RoutingPolicyFactories() { }
static class AndPolicyFactory implements RoutingPolicyFactory {
public DocumentProtocolRoutingPolicy createPolicy(String param) {
return new ANDPolicy(param);
}
}
static class ContentPolicyFactory implements RoutingPolicyFactory {
private final DistributionConfig distributionConfig;
public ContentPolicyFactory(DistributionConfig config) { this.distributionConfig = config; }
public DocumentProtocolRoutingPolicy createPolicy(String param) {
return new ContentPolicy(param, distributionConfig);
}
}
static class MessageTypePolicyFactory implements RoutingPolicyFactory {
private final String configId;
private final DocumentProtocolPoliciesConfig config;
public MessageTypePolicyFactory(String configId, DocumentProtocolPoliciesConfig config) {
this.configId = configId;
this.config = config;
}
public DocumentProtocolRoutingPolicy createPolicy(String param) {
if (config != null) {
if (config.cluster(param) == null)
return new ErrorPolicy("No message type config for cluster '" + param + "'");
return new MessageTypePolicy(config.cluster(param));
}
return new MessageTypePolicy(param == null || param.isEmpty() ? configId : param);
}
}
static class DocumentRouteSelectorPolicyFactory implements RoutingPolicyFactory {
private final String configId;
private final DocumentProtocolPoliciesConfig config;
public DocumentRouteSelectorPolicyFactory(String configId, DocumentProtocolPoliciesConfig config) {
this.configId = configId;
this.config = config;
}
public DocumentProtocolRoutingPolicy createPolicy(String param) {
if (config != null) {
try {
return new DocumentRouteSelectorPolicy(config);
}
catch (IllegalArgumentException e) {
return new ErrorPolicy(e.getMessage());
}
}
DocumentRouteSelectorPolicy ret = new DocumentRouteSelectorPolicy(param == null || param.isEmpty() ?
configId : param);
String error = ret.getError();
if (error != null) {
return new ErrorPolicy(error);
}
return ret;
}
}
static class ExternPolicyFactory implements RoutingPolicyFactory {
public DocumentProtocolRoutingPolicy createPolicy(String param) {
ExternPolicy ret = new ExternPolicy(param);
String error = ret.getError();
if (error != null) {
return new ErrorPolicy(error);
}
return ret;
}
}
static class LocalServicePolicyFactory implements RoutingPolicyFactory {
public DocumentProtocolRoutingPolicy createPolicy(String param) {
return new LocalServicePolicy(param);
}
}
static class RoundRobinPolicyFactory implements RoutingPolicyFactory {
public DocumentProtocolRoutingPolicy createPolicy(String param) {
return new RoundRobinPolicy();
}
}
static class LoadBalancerPolicyFactory implements RoutingPolicyFactory {
public DocumentProtocolRoutingPolicy createPolicy(String param) {
return new LoadBalancerPolicy(param);
}
}
static class SubsetServicePolicyFactory implements RoutingPolicyFactory {
public DocumentProtocolRoutingPolicy createPolicy(String param) {
return new SubsetServicePolicy(param);
}
}
}
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