LoggingExclusionStrategy.java

// Copyright 2012 Citrix Systems, Inc. Licensed under the
// Apache License, Version 2.0 (the "License"); you may not use this
// file except in compliance with the License.  Citrix Systems, Inc.
// reserves all rights not expressly granted by 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.
// 
// Automatically generated by addcopyright.py at 04/03/2012
package com.cloud.agent.transport;

import org.apache.log4j.Logger;

import com.cloud.agent.api.Command;
import com.cloud.agent.api.LogLevel;
import com.cloud.agent.api.LogLevel.Log4jLevel;
import com.google.gson.ExclusionStrategy;
import com.google.gson.FieldAttributes;

public class LoggingExclusionStrategy implements ExclusionStrategy {
    Logger _logger = null;

    @Override
    public boolean shouldSkipClass(Class<?> clazz) {
        if (clazz.isArray() || !Command.class.isAssignableFrom(clazz)) {
            return false;
        }
        Log4jLevel log4jLevel = null;
        LogLevel level = clazz.getAnnotation(LogLevel.class);
        if (level == null) {
            log4jLevel = LogLevel.Log4jLevel.Debug;
        } else {
            log4jLevel = level.value();
        }

        return !log4jLevel.enabled(_logger);
    }

    @Override
    public boolean shouldSkipField(FieldAttributes field) {
        LogLevel level = field.getAnnotation(LogLevel.class);
        return level != null && !level.value().enabled(_logger);
    }

    public LoggingExclusionStrategy(Logger logger) {
        _logger = logger;
    }
}