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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.indexinglanguage;
import com.yahoo.vespa.indexinglanguage.expressions.Expression;
/**
* @author Simon Thoresen Hult
*/
public abstract class TypedExpressionConverter<T extends Expression> extends ExpressionConverter {
private final Class<T> expClass;
public TypedExpressionConverter(Class<T> expClass) {
this.expClass = expClass;
}
@Override
protected final boolean shouldConvert(Expression exp) {
return expClass.isInstance(exp);
}
@Override
protected final Expression doConvert(Expression exp) {
return typedConvert(expClass.cast(exp));
}
protected abstract Expression typedConvert(T exp);
}
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