org.apache.jackrabbit.oak.plugins.index.datastore.DataStoreTextProviderService Maven / Gradle / Ivy
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* 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
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* specific language governing permissions and limitations
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package org.apache.jackrabbit.oak.plugins.index.datastore;
import java.io.File;
import java.io.IOException;
import java.util.Map;
import org.apache.felix.scr.annotations.Activate;
import org.apache.felix.scr.annotations.Component;
import org.apache.felix.scr.annotations.ConfigurationPolicy;
import org.apache.felix.scr.annotations.Deactivate;
import org.apache.felix.scr.annotations.Property;
import org.apache.jackrabbit.oak.commons.PropertiesUtil;
import org.apache.jackrabbit.oak.plugins.index.fulltext.PreExtractedTextProvider;
import org.osgi.framework.BundleContext;
import org.osgi.framework.ServiceRegistration;
import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
@Component(
policy = ConfigurationPolicy.REQUIRE,
name = "org.apache.jackrabbit.oak.plugins.blob.datastore.DataStoreTextProviderService",
metatype = true,
label = "Apache Jackrabbit Oak DataStore PreExtractedTextProvider",
description = "Configures a PreExtractedTextProvider based on extracted text stored on FileSystem"
)
public class DataStoreTextProviderService {
@Property(
label = "Path",
description = "Local file system path where extracted text is stored in files."
)
private static final String PROP_DIR = "dir";
private DataStoreTextWriter textWriter;
private ServiceRegistration reg;
@Activate
private void activate(BundleContext context, Map config) throws IOException {
String dirPath = PropertiesUtil.toString(config.get(PROP_DIR), null);
checkNotNull(dirPath, "Directory path not configured via '%s", PROP_DIR);
File dir = new File(dirPath);
checkArgument(dir.exists(), "Directory %s does not exist", dir.getAbsolutePath());
textWriter = new DataStoreTextWriter(dir, true);
reg = context.registerService(PreExtractedTextProvider.class.getName(), textWriter, null);
}
@Deactivate
private void deactivate() throws IOException {
textWriter.close();
if (reg != null){
reg.unregister();
}
}
}