com.google.oacurl.util.LoggingConfig.java Source code

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Here is the source code for com.google.oacurl.util.LoggingConfig.java

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// Copyright 2010 Google, Inc. All rights reserved.
//
// 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 com.google.oacurl.util;

import java.io.IOException;
import java.util.logging.ConsoleHandler;
import java.util.logging.Formatter;
import java.util.logging.Level;
import java.util.logging.LogRecord;
import java.util.logging.Logger;

/**
 * @author phopkins
 *
 */
public class LoggingConfig {
    public static void init(boolean verbose) throws SecurityException, IOException {
        System.setProperty("org.apache.commons.logging.Log", "org.apache.commons.logging.impl.Jdk14Logger");

        Logger defaultLogger = Logger.getLogger("");
        if (verbose) {
            defaultLogger.setLevel(Level.INFO);
        } else {
            defaultLogger.setLevel(Level.SEVERE);
        }
    }

    public static void enableWireLog() {
        // For clarity, override the formatter so that it doesn't print the
        // date and method name for each line, and then munge the output a little
        // bit to make it nicer and more curl-like.
        Formatter wireFormatter = new Formatter() {
            @Override
            public String format(LogRecord record) {
                String message = record.getMessage();
                String trimmedMessage = message.substring(">> \"".length(), message.length() - 1);
                if (trimmedMessage.matches("[0-9a-f]+\\[EOL\\]")) {
                    return "";
                }

                trimmedMessage = trimmedMessage.replace("[EOL]", "");
                if (trimmedMessage.isEmpty()) {
                    return "";
                }

                StringBuilder out = new StringBuilder();
                out.append(message.charAt(0));
                out.append(" ");
                out.append(trimmedMessage);
                out.append(System.getProperty("line.separator"));
                return out.toString();
            }
        };

        ConsoleHandler wireHandler = new ConsoleHandler();
        wireHandler.setLevel(Level.FINE);
        wireHandler.setFormatter(wireFormatter);

        Logger wireLogger = Logger.getLogger("org.apache.http.wire");
        wireLogger.setLevel(Level.FINE);
        wireLogger.setUseParentHandlers(false);
        wireLogger.addHandler(wireHandler);
    }
}