TestPngEnricher.java

/*
 * 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.
 */
package org.apache.tika.config.loader;

import java.util.Collections;
import java.util.Set;

import org.xml.sax.ContentHandler;

import org.apache.tika.annotation.TikaComponent;
import org.apache.tika.io.TikaInputStream;
import org.apache.tika.metadata.Metadata;
import org.apache.tika.mime.MediaType;
import org.apache.tika.parser.ParseContext;
import org.apache.tika.parser.Parser;

/** Fixture: an ordinary parser advertising a real media type, nameable in "text-recognizers". */
@TikaComponent(name = "test-png-enricher", spi = false)
public class TestPngEnricher implements Parser {

    private static final long serialVersionUID = 1L;

    @Override
    public Set<MediaType> getSupportedTypes(ParseContext context) {
        return Collections.singleton(MediaType.image("png"));
    }

    @Override
    public void parse(TikaInputStream stream, ContentHandler handler, Metadata metadata,
                      ParseContext context) {
        metadata.set("derived-by", "test-png-enricher");
    }
}