| /* |
| * 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 org.apache.servicemix.kernel.gshell.log; |
| |
| import java.util.Dictionary; |
| import java.util.Enumeration; |
| import java.util.Map; |
| import java.util.TreeMap; |
| |
| import org.apache.geronimo.gshell.clp.Argument; |
| import org.apache.servicemix.kernel.gshell.core.OsgiCommandSupport; |
| import org.osgi.framework.ServiceReference; |
| import org.osgi.service.cm.Configuration; |
| import org.osgi.service.cm.ConfigurationAdmin; |
| |
| /** |
| * Get the log level for a given logger |
| */ |
| public class GetLogLevel extends OsgiCommandSupport { |
| |
| @Argument(required = false, description = "Logger name, ALL or ROOT (default)") |
| String logger; |
| |
| static final String CONFIGURATION_PID = "org.ops4j.pax.logging"; |
| static final String ROOT_LOGGER_PREFIX = "log4j.rootLogger"; |
| static final String LOGGER_PREFIX = "log4j.logger."; |
| static final String ALL_LOGGER = "ALL"; |
| static final String ROOT_LOGGER = "ROOT"; |
| |
| protected Object doExecute() throws Exception { |
| ConfigurationAdmin cfgAdmin = getConfigAdmin(); |
| Configuration cfg = cfgAdmin.getConfiguration(CONFIGURATION_PID, null); |
| Dictionary props = cfg.getProperties(); |
| |
| if (ROOT_LOGGER.equalsIgnoreCase(this.logger)) { |
| this.logger = null; |
| } |
| if (ALL_LOGGER.equalsIgnoreCase(logger)) { |
| String root = getLevel((String) props.get(ROOT_LOGGER_PREFIX)); |
| Map<String, String> loggers = new TreeMap<String, String>(); |
| for (Enumeration e = props.keys(); e.hasMoreElements();) { |
| String prop = (String) e.nextElement(); |
| if (prop.startsWith(LOGGER_PREFIX)) { |
| String val = getLevel((String) props.get(prop)); |
| loggers.put(prop.substring(LOGGER_PREFIX.length()), val); |
| } |
| } |
| io.out.println("ROOT: " + root); |
| for (String logger : loggers.keySet()) { |
| io.out.println(logger + ": " + loggers.get(logger)); |
| } |
| } else { |
| String logger = this.logger; |
| String val; |
| for (;;) { |
| String prop; |
| if (logger == null) { |
| prop = ROOT_LOGGER_PREFIX; |
| } else { |
| prop = LOGGER_PREFIX + logger; |
| } |
| val = (String) props.get(prop); |
| val = getLevel(val); |
| if (val != null || logger == null) { |
| break; |
| } |
| int idx = logger.lastIndexOf('.'); |
| if (idx < 0) { |
| logger = null; |
| } else { |
| logger = logger.substring(0, idx); |
| } |
| } |
| String st = "Level: " + val; |
| if (logger != this.logger) { |
| st += " (inherited from " + (logger != null ? logger : "ROOT") + ")"; |
| } |
| io.out.println(st); |
| } |
| return Result.SUCCESS; |
| } |
| |
| protected String getLevel(String prop) { |
| if (prop == null) { |
| return null; |
| } else { |
| String val = prop.trim(); |
| int idx = val.indexOf(","); |
| if (idx == 0) { |
| val = null; |
| } else if (idx > 0) { |
| val = val.substring(0, idx); |
| } |
| return val; |
| } |
| } |
| |
| protected ConfigurationAdmin getConfigAdmin() { |
| ServiceReference ref = getBundleContext().getServiceReference(ConfigurationAdmin.class.getName()); |
| return getService(ConfigurationAdmin.class, ref); |
| } |
| |
| } |