logger.java

定要上载质量高而定要上载质量高而定要上载质量高而定要上载质量高而定要上载质量高而

package org.flexdock.logging;

/**
 * If a client application wants control over where internal flexdock
 * logging statements are written it should supply an instance of this
 * interface to {@link org.flexdock.logging.Log#setLogger(Logger)} at
 * application startup time.
 * 
 * @deprecated
 */
public interface Logger {

    /**
     * Log an error.
     * An error is a condition that may cause flexdock to behave
     * unexpectedly afterwards.
     * @param message error message to log
     */
    void error(String message);

    /**
     * Log an error and provide a <code>Throwable</code> for details.
     * An error is a condition that may cause flexdock to behave
     * unexepctedly afterwards.
     * @param message error message to log
     * @param t details of the error
     */
    void error(String message, Throwable t);

    /**
     * Log a warning.
     * A warning is a condition that will not cause flexdock to behave
     * unexpectedly but is considered severe enough that it should be
     * noticed in the log by support staff.
     * @param message warning message to log
     */
    void warn(String message);

    /**
     * Log a warning and provide a <code>Throwable</code> for details.
     * A warning is a condition that will not cause flexdock to behave
     * unexpectedly but is considered severe enough that it should be
     * noticed in the log by support staff.
     * @param message warning message to log
     * @param t details of the warning
     */
    void warn(String message, Throwable t);

    /**
     * Log a debug message.
     * A debug message is not expected to be logged in production systems.
     * It can be used to help in debugging functionality under development.
     * @param message debug message to log
     */
    void debug(String message);

    /**
     * Log a debug message and provide a <code>Throwable</code> for details.
     * A debug message is not expected to be logged in production systems.
     * It can be used to help in debugging functionality under development.
     * @param message debug message to log
     * @param t details of the debug message
     */
    void debug(String message, Throwable t);

}