Android Open Source - getrest Logger

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The source code is released under:

Apache License

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Java Source Code

/*
 * Copyright 2012 Alexey Hanin/*w  ww  .ja v  a 2s. com*/
 *
 * Licensed 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 getrest.android.util;

import android.util.Log;

import java.text.MessageFormat;

/**
 * @author aha
 * @since 2012-01-16
 */
public final class Logger {

    private String tag;

    public Logger(final String tag) {
        this.tag = tag;
    }

    public void trace(String message, Object... arguments) {
        if (Log.isLoggable(tag, Log.VERBOSE)) {
            Log.v(tag, MessageFormat.format(message, arguments));
        }
    }

    public void trace(String message, Throwable throwable, Object... arguments) {
        if (Log.isLoggable(tag, Log.VERBOSE)) {
            Log.v(tag, MessageFormat.format(message, arguments), throwable);
        }
    }

    public void debug(String message, Object... arguments) {
        if (Log.isLoggable(tag, Log.DEBUG)) {
            Log.d(tag, MessageFormat.format(message, arguments));
        }
    }

    public void debug(String message, Throwable throwable, Object... arguments) {
        if (Log.isLoggable(tag, Log.DEBUG)) {
            Log.d(tag, MessageFormat.format(message, arguments), throwable);
        }
    }

    public void info(String message, Object... arguments) {
        if (Log.isLoggable(tag, Log.INFO)) {
            Log.i(tag, MessageFormat.format(message, arguments));
        }
    }

    public void info(String message, Throwable throwable, Object... arguments) {
        if (Log.isLoggable(tag, Log.INFO)) {
            Log.i(tag, MessageFormat.format(message, arguments), throwable);
        }
    }

    public void warn(String message, Object... arguments) {
        if (Log.isLoggable(tag, Log.WARN)) {
            Log.w(tag, MessageFormat.format(message, arguments));
        }
    }

    public void warn(String message, Throwable throwable, Object... arguments) {
        if (Log.isLoggable(tag, Log.WARN)) {
            if (arguments.length == 0) {
                Log.w(tag, throwable);
            } else {
                Log.w(tag, MessageFormat.format(message, arguments), throwable);
            }
        }
    }

    public void error(String message, Object... arguments) {
        if (Log.isLoggable(tag, Log.ERROR)) {
            Log.e(tag, MessageFormat.format(message, arguments));
        }
    }

    public void error(String message, Throwable throwable, Object... arguments) {
        if (Log.isLoggable(tag, Log.ERROR)) {
            Log.e(tag, MessageFormat.format(message, arguments), throwable);
        }
    }

}

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