package io.dropwizard.jdbi.args;

import com.google.common.base.Optional;
import org.skife.jdbi.v2.StatementContext;
import org.skife.jdbi.v2.tweak.Argument;
import org.skife.jdbi.v2.tweak.ArgumentFactory;

import java.time.LocalDate;

An ArgumentFactory for LocalDate arguments wrapped by Guava's Optional.
/** * An {@link ArgumentFactory} for {@link LocalDate} arguments wrapped by Guava's {@link Optional}. */
public class GuavaOptionalLocalDateArgumentFactory implements ArgumentFactory<Optional<LocalDate>> { @Override public boolean accepts(Class<?> expectedType, Object value, StatementContext ctx) { if (value instanceof Optional) { final Optional<?> optionalValue = (Optional<?>) value; // Fall through to OptionalArgumentFactory if absent. // Fall through to OptionalArgumentFactory if present, but not LocalDate. return optionalValue.isPresent() && optionalValue.get() instanceof LocalDate; } return false; } @Override public Argument build(Class<?> expectedType, Optional<LocalDate> value, StatementContext ctx) { // accepts guarantees that the value is present return new LocalDateArgument(value.get()); } }