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 *  distributed with this work for additional information
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 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
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 *    http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.cayenne.log;

import java.util.List;

import org.apache.cayenne.conn.DataSourceInfo;
import org.apache.cayenne.map.DbAttribute;

/**
 * @since 3.1
 */
public class NoopJdbcEventLogger implements JdbcEventLogger {

    private static final NoopJdbcEventLogger instance = new NoopJdbcEventLogger();

    public static NoopJdbcEventLogger getInstance() {
        return instance;
    }

    private NoopJdbcEventLogger() {

    }

    public void log(String message) {
    }

    public void logConnect(String dataSource) {
    }

    public void logConnect(String url, String userName, String password) {
    }

    public void logPoolCreated(DataSourceInfo dsi) {
    }

    public void logConnectSuccess() {
    }

    public void logConnectFailure(Throwable th) {
    }

    public void logGeneratedKey(DbAttribute attribute, Object value) {
    }

    public void logQuery(String sql, List params) {
    }

    public void logQuery(String sql, List attrs, List params, long time) {
    }

    public void logQueryParameters(
            String label,
            List attrs,
            List parameters,
            boolean isInserting) {
    }

    public void logSelectCount(int count, long time) {
    }

    public void logUpdateCount(int count) {
    }

    public void logBeginTransaction(String transactionLabel) {
    }

    public void logCommitTransaction(String transactionLabel) {
    }

    public void logRollbackTransaction(String transactionLabel) {
    }

    public void logQueryError(Throwable th) {
    }

    public boolean isLoggable() {
        return false;
    }
}