Source Code for Apache Log4j NoSQL Appenders

Apache Log4j NoSQL Appenders allows applications to send events to NoSQL repositories. To use it, you need both the log4j-nosql as well as the appropriate driver for your NoSQL database type.

Bytecode (Java 8) for Apache Log4j NoSQL Appenders is provided in a separate JAR file like log4j-nosql-2.3.jar.

Source Code files for Apache Log4j NoSQL Appenders are provided in both binary packge like apache-log4j-2.3-bin.zip and source package like apache-log4j-2.3-src.zip. You can download them at Apache Log4j Website.

You can also browse Source Code files for Apache Log4j NoSQL Appenders 2.3 below.

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org/apache/logging/log4j/nosql/appender/couchdb/CouchDbConnection.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.logging.log4j.nosql.appender.couchdb;

import java.util.Map;
import java.util.concurrent.atomic.AtomicBoolean;

import org.apache.logging.log4j.core.appender.AppenderLoggingException;
import org.apache.logging.log4j.nosql.appender.DefaultNoSqlObject;
import org.apache.logging.log4j.nosql.appender.NoSqlConnection;
import org.apache.logging.log4j.nosql.appender.NoSqlObject;
import org.lightcouch.CouchDbClient;
import org.lightcouch.Response;

/**
 * The Apache CouchDB implementation of {@link NoSqlConnection}.
 */
public final class CouchDbConnection implements NoSqlConnection<Map<String, Object>, DefaultNoSqlObject> {
    private final CouchDbClient client;
    private final AtomicBoolean closed = new AtomicBoolean(false);

    public CouchDbConnection(final CouchDbClient client) {
        this.client = client;
    }

    @Override
    public DefaultNoSqlObject createObject() {
        return new DefaultNoSqlObject();
    }

    @Override
    public DefaultNoSqlObject[] createList(final int length) {
        return new DefaultNoSqlObject[length];
    }

    @Override
    public void insertObject(final NoSqlObject<Map<String, Object>> object) {
        try {
            final Response response = this.client.save(object.unwrap());
            if (response.getError() != null && response.getError().length() > 0) {
                throw new AppenderLoggingException("Failed to write log event to CouchDB due to error: " +
                        response.getError() + '.');
            }
        } catch (final Exception e) {
            throw new AppenderLoggingException("Failed to write log event to CouchDB due to error: " + e.getMessage(),
                    e);
        }
    }

    @Override
    public void close() {
        if (this.closed.compareAndSet(false, true)) {
            this.client.shutdown();
        }
    }

    @Override
    public boolean isClosed() {
        return this.closed.get();
    }
}

org/apache/logging/log4j/nosql/appender/couchdb/CouchDbConnection.java

 

Or download all of them as a single archive file:

File name: log4j-jmx-nosql-2.3-sources.jar
File size: 23448 bytes
Release date: 2020-07-03
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