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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.vespa.athenz.api;
import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonValue;
import java.util.Objects;
import java.util.regex.Pattern;
/**
* @author bjorncs
*/
public class AthenzDomain {
private static final Pattern NAME_PATTERN = Pattern.compile("[a-zA-Z0-9_][a-zA-Z0-9_.-]*[a-zA-Z0-9_]");
private final String name;
@JsonCreator
public AthenzDomain(String name) {
validateName(name);
this.name = name;
}
public AthenzDomain(AthenzDomain parentDomain, String subdomain) {
validateName(parentDomain.getName() + "." + subdomain);
this.name = parentDomain.getName() + "." + subdomain;
}
private static void validateName(String name) {
if (!NAME_PATTERN.matcher(name).matches()) {
throw new IllegalArgumentException("Not a valid domain name: '" + name + "'");
}
}
@JsonValue
public String getName() {
return name;
}
public boolean isTopLevelDomain() {
return !name.contains(".");
}
public AthenzDomain getParent() {
return new AthenzDomain(name.substring(0, lastDot()));
}
public String getNameSuffix() {
return name.substring(lastDot() + 1);
}
private int lastDot() {
return name.lastIndexOf('.');
}
@Override
public String toString() {
return "AthenzDomain{" +
"name='" + name + '\'' +
'}';
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
AthenzDomain that = (AthenzDomain) o;
return Objects.equals(name, that.name);
}
@Override
public int hashCode() {
return Objects.hash(name);
}
}
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