org.apache.tika.batch.PoisonFileResource Maven / Gradle / Ivy
package org.apache.tika.batch;
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*/
import org.apache.tika.metadata.Metadata;
import java.io.InputStream;
/**
* Sentinel class for the crawler to add to the queue to let
* the consumers know that they should shutdown.
*/
class PoisonFileResource implements FileResource {
/**
* always returns null
*/
@Override
public Metadata getMetadata() {
return null;
}
/**
* always returns null
*/
@Override
public InputStream openInputStream() {
return null;
}
/**
* always returns null
*/
@Override
public String getResourceId() {
return null;
}
}