package org.sonar.api.server.debt;
import javax.annotation.CheckForNull;
<BUG>public interface DebtCharacteristic {
String key();</BUG>
String name();
@CheckForNull
Integer order();

package org.sonar.api.server.debt;
import javax.annotation.CheckForNull;
public interface DebtCharacteristic {
static String NONE = "NONE";
String key();
String name();
@CheckForNull
Integer order();
