io.trino.operator.annotations.LiteralImplementationDependency Maven / Gradle / Ivy
/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package io.trino.operator.annotations;
import io.trino.metadata.FunctionBinding;
import io.trino.spi.function.FunctionDependencies;
import io.trino.spi.function.FunctionDependencyDeclaration.FunctionDependencyDeclarationBuilder;
import static java.util.Objects.requireNonNull;
public final class LiteralImplementationDependency
implements ImplementationDependency
{
private final String literalName;
public LiteralImplementationDependency(String literalName)
{
this.literalName = requireNonNull(literalName, "literalName is null");
}
@Override
public void declareDependencies(FunctionDependencyDeclarationBuilder builder) {}
@Override
public Object resolve(FunctionBinding functionBinding, FunctionDependencies functionDependencies)
{
return functionBinding.getLongVariable(literalName);
}
}