/*
* 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 com.facebook.presto.hive;
import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonProperty;
import org.apache.hadoop.fs.Path;
import java.util.Optional;
import static java.util.Objects.requireNonNull;
public class LocationHandle
{
private final Path targetPath;
private final Optional<Path> writePath;
private final boolean isExistingTable;
public LocationHandle(
Path targetPath,
Optional<Path> writePath,
boolean isExistingTable)
{
this.targetPath = requireNonNull(targetPath, "targetPath is null");
this.writePath = requireNonNull(writePath, "writePath is null");
this.isExistingTable = isExistingTable;
}
@JsonCreator
public LocationHandle(
@JsonProperty("targetPath") String targetPath,
@JsonProperty("writePath") Optional<String> writePath,
@JsonProperty("isExistingTable") boolean isExistingTable)
{
this.targetPath = new Path(requireNonNull(targetPath, "targetPath is null"));
this.writePath = requireNonNull(writePath, "writePath is null").map(Path::new);
this.isExistingTable = isExistingTable;
}
// This method should only be called by LocationService
Path getTargetPath()
{
return targetPath;
}
// This method should only be called by LocationService
Optional<Path> getWritePath()
{
return writePath;
}
// This method should only be called by LocationService
boolean isExistingTable()
{
return isExistingTable;
}
@JsonProperty("targetPath")
public String getJsonSerializableTargetPath()
{
return targetPath.toString();
}
@JsonProperty("writePath")
public Optional<String> getJsonSerializableWritePath()
{
return writePath.map(Path::toString);
}
@JsonProperty("isExistingTable")
public boolean getJsonSerializableIsExistingTable()
{
return isExistingTable;
}
}