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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.flags;
/**
* @author hakonhall
*/
public abstract class UnboundFlagImpl<T, F extends Flag<T, F>, U extends UnboundFlag<T, F, U>>
implements UnboundFlag<T, F, U> {
private final FlagId id;
private final T defaultValue;
private final FlagSerializer<T> serializer;
private final FetchVector defaultFetchVector;
private final UnboundFlagFactory<T, F, U> unboundFlagFactory;
private final FlagFactory<T, F> flagFactory;
public interface UnboundFlagFactory<T1, F1 extends Flag<T1, F1>, U1 extends UnboundFlag<T1, F1, U1>> {
U1 create(FlagId id, T1 defaultValue, FetchVector fetchVector);
}
public interface FlagFactory<T2, F2 extends Flag<T2, F2>> {
F2 create(FlagId id, T2 defaultValue, FetchVector fetchVector, FlagSerializer<T2> serializer, FlagSource source);
}
protected UnboundFlagImpl(FlagId id,
T defaultValue,
FetchVector defaultFetchVector,
FlagSerializer<T> serializer,
UnboundFlagFactory<T, F, U> unboundFlagFactory,
FlagFactory<T, F> flagFactory) {
this.id = id;
this.defaultValue = defaultValue;
this.serializer = serializer;
this.defaultFetchVector = defaultFetchVector;
this.unboundFlagFactory = unboundFlagFactory;
this.flagFactory = flagFactory;
}
@Override
public FlagId id() {
return id;
}
@Override
public U with(FetchVector.Dimension dimension, String dimensionValue) {
return unboundFlagFactory.create(id, defaultValue, defaultFetchVector.with(dimension, dimensionValue));
}
@Override
public F bindTo(FlagSource source) {
return flagFactory.create(id, defaultValue, defaultFetchVector, serializer, source);
}
@Override
public FlagSerializer<T> serializer() {
return serializer;
}
@Override
public T defaultValue() {
return defaultValue;
}
}
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