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// Copyright Verizon Media. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.hosted.controller.api.integration.configserver;
import com.google.common.collect.ImmutableSet;
import com.yahoo.config.provision.ApplicationId;
import com.yahoo.config.provision.HostName;
import java.util.Objects;
import java.util.Set;
/**
* A filter for listing nodes.
*
* This is immutable.
*
* @author mpolden
*/
public class NodeFilter {
private final boolean includeDeprovisioned;
private final Set<Node.State> states;
private final Set<HostName> hostnames;
private final Set<ApplicationId> applications;
private NodeFilter(boolean includeDeprovisioned, Set<Node.State> states, Set<HostName> hostnames,
Set<ApplicationId> applications) {
this.includeDeprovisioned = includeDeprovisioned;
// Uses Guava Set to preserve insertion order
this.states = ImmutableSet.copyOf(Objects.requireNonNull(states));
this.hostnames = ImmutableSet.copyOf(Objects.requireNonNull(hostnames));
this.applications = ImmutableSet.copyOf(Objects.requireNonNull(applications));
if (!includeDeprovisioned && states.contains(Node.State.deprovisioned)) {
throw new IllegalArgumentException("Must include deprovisioned nodes when matching deprovisioned state");
}
}
public boolean includeDeprovisioned() {
return includeDeprovisioned;
}
public Set<Node.State> states() {
return states;
}
public Set<HostName> hostnames() {
return hostnames;
}
public Set<ApplicationId> applications() {
return applications;
}
public NodeFilter includeDeprovisioned(boolean includeDeprovisioned) {
return new NodeFilter(includeDeprovisioned, states, hostnames, applications);
}
public NodeFilter states(Node.State... states) {
return states(ImmutableSet.copyOf(states));
}
public NodeFilter states(Set<Node.State> states) {
return new NodeFilter(includeDeprovisioned, states, hostnames, applications);
}
public NodeFilter hostnames(HostName... hostnames) {
return hostnames(ImmutableSet.copyOf(hostnames));
}
public NodeFilter hostnames(Set<HostName> hostnames) {
return new NodeFilter(includeDeprovisioned, states, hostnames, applications);
}
public NodeFilter applications(ApplicationId... applications) {
return applications(ImmutableSet.copyOf(applications));
}
public NodeFilter applications(Set<ApplicationId> applications) {
return new NodeFilter(includeDeprovisioned, states, hostnames, applications);
}
/** A filter which matches all nodes, except deprovisioned ones */
public static NodeFilter all() {
return new NodeFilter(false, Set.of(), Set.of(), Set.of());
}
}
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