io.prestosql.jdbc.$internal.client.NamedClientTypeSignature Maven / Gradle / Ivy
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/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package io.prestosql.jdbc.$internal.client;
import io.prestosql.jdbc.$internal.jackson.annotation.JsonCreator;
import io.prestosql.jdbc.$internal.jackson.annotation.JsonProperty;
import java.util.Objects;
import java.util.Optional;
import static java.lang.String.format;
import static java.util.Objects.requireNonNull;
public class NamedClientTypeSignature
{
private final Optional fieldName;
private final ClientTypeSignature typeSignature;
@JsonCreator
public NamedClientTypeSignature(
@JsonProperty("fieldName") Optional fieldName,
@JsonProperty("typeSignature") ClientTypeSignature typeSignature)
{
this.fieldName = requireNonNull(fieldName, "fieldName is null");
this.typeSignature = requireNonNull(typeSignature, "typeSignature is null");
}
@JsonProperty
public Optional getFieldName()
{
return fieldName;
}
@JsonProperty
public ClientTypeSignature getTypeSignature()
{
return typeSignature;
}
public Optional getName()
{
return getFieldName().map(RowFieldName::getName);
}
@Override
public boolean equals(Object o)
{
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
NamedClientTypeSignature other = (NamedClientTypeSignature) o;
return Objects.equals(this.fieldName, other.fieldName) &&
Objects.equals(this.typeSignature, other.typeSignature);
}
@Override
public String toString()
{
if (fieldName.isPresent()) {
return format("%s %s", fieldName.get(), typeSignature);
}
return typeSignature.toString();
}
@Override
public int hashCode()
{
return Objects.hash(fieldName, typeSignature);
}
}