com.indeed.proctor.common.IdentifierValidator Maven / Gradle / Ivy
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package com.indeed.proctor.common;
import com.indeed.proctor.common.model.TestType;
import javax.annotation.Nonnull;
/**
* An interface to validate an identifier before determining groups for tests. {@link Proctor} won't
* assign any bucket for the identifier and test type when it's classified as invalid. An example
* case to valid against is a dummy account id that indicates the user is logged out.
*/
public interface IdentifierValidator {
/** @return true iff the identifier is valid as a value for the test type. */
boolean validate(@Nonnull TestType testType, @Nonnull String identifier);
/** A validator that accepts any identifiers. */
class Noop implements IdentifierValidator {
@Override
public boolean validate(
@Nonnull final TestType testType, @Nonnull final String identifier) {
return true;
}
}
class NoEmpty implements IdentifierValidator {
@Override
public boolean validate(
@Nonnull final TestType testType, @Nonnull final String identifier) {
return !identifier.isEmpty();
}
}
}