com.dalabs.droop.util.LoggingUtils.java Source code

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Here is the source code for com.dalabs.droop.util.LoggingUtils.java

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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 "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 com.dalabs.droop.util;

import java.sql.SQLException;

import org.apache.commons.logging.Log;
import org.apache.log4j.Level;
import org.apache.log4j.Logger;

/**
 * A helper class for logging.
 */
public final class LoggingUtils {

    private LoggingUtils() {
    }

    /**
     * Log entire chain of SQLExceptions using old SQLException.getNextException
     * interface instead of new Throwable.getCause().
     */
    public static void logAll(Log log, SQLException e) {
        logAll(log, null, e);
    }

    public static void logAll(Log log, String message, SQLException e) {
        log.error(message == null ? "Top level exception: " : message, e);
        e = e.getNextException();
        int indx = 1;
        while (e != null) {
            log.error("Chained exception " + indx + ": ", e);
            e = e.getNextException();
            indx++;
        }
    }

    public static void setDebugLevel() {
        Logger.getLogger("com.dalabs.droop").setLevel(Level.DEBUG);
    }
}