| /* |
| * 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.ranger.authorization.hadoop.config; |
| |
| import java.net.URL; |
| import java.util.Properties; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.log4j.Logger; |
| |
| |
| public class RangerConfiguration extends Configuration { |
| private static final Logger LOG = Logger.getLogger(RangerConfiguration.class); |
| |
| protected RangerConfiguration() { |
| super(false); |
| } |
| |
| public boolean addResourceIfReadable(String aResourceName) { |
| boolean ret = false; |
| |
| if(LOG.isDebugEnabled()) { |
| LOG.debug("==> addResourceIfReadable(" + aResourceName + ")"); |
| } |
| |
| URL fUrl = getFileLocation(aResourceName); |
| if (fUrl != null) { |
| if(LOG.isInfoEnabled()) { |
| LOG.info("addResourceIfReadable(" + aResourceName + "): resource file is " + fUrl); |
| } |
| |
| try { |
| addResource(fUrl); |
| ret = true; |
| } catch (Exception e) { |
| LOG.error("Unable to load the resource name [" + aResourceName + "]. Ignoring the resource:" + fUrl); |
| if (LOG.isDebugEnabled()) { |
| LOG.debug("Resource loading failed for " + fUrl, e); |
| } |
| } |
| } else { |
| LOG.error("addResourceIfReadable(" + aResourceName + "): couldn't find resource file location"); |
| } |
| |
| if(LOG.isDebugEnabled()) { |
| LOG.debug("<== addResourceIfReadable(" + aResourceName + "), result=" + ret); |
| } |
| return ret; |
| } |
| |
| public Properties getProperties() { |
| return getProps(); |
| } |
| |
| |
| private URL getFileLocation(String fileName) { |
| URL lurl = RangerConfiguration.class.getClassLoader().getResource(fileName); |
| |
| if (lurl == null ) { |
| lurl = RangerConfiguration.class.getClassLoader().getResource("/" + fileName); |
| } |
| return lurl; |
| } |
| } |