text: /*
   * JBoss, Home of Professional Open Source.
   * Copyright 2014 Red Hat, Inc., and individual contributors
   * as indicated by the @author tags.
   *
   * 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 org.jboss.modules;
  
  import java.io.IOException;
  import java.net.URI;
  import java.util.Collection;
  import org.jboss.modules.filter.PathFilter;
  
  /**
   * @author <a href="mailto:david.lloyd@redhat.com">David M. Lloyd</a>
   * @author <a href="mailto:ropalka@redhat.com">Richard Opalka</a>
   */
  final class FilteredResourceLoader implements ResourceLoader {
  
      private final PathFilter filter;
      private final ResourceLoader loader;
  
      FilteredResourceLoader(final PathFilter filter, final ResourceLoader loader) {
          this.filter = filter;
          this.loader = loader;
      }
  
      @Deprecated
      public String getRootName() {
          return loader.getRootName();
      }
  
      public ClassSpec getClassSpec(final String fileName) throws IOException {
          final String canonicalFileName = PathUtils.canonicalize(PathUtils.relativize(fileName));
          return filter.accept(canonicalFileName) ? loader.getClassSpec(canonicalFileName) : null;
      }
  
      public PackageSpec getPackageSpec(final String name) throws IOException {
          return loader.getPackageSpec(PathUtils.canonicalize(PathUtils.relativize(name)));
      }
  
      public Resource getResource(final String name) {
          final String canonicalFileName = PathUtils.canonicalize(PathUtils.relativize(name));
          return filter.accept(canonicalFileName) ? loader.getResource(canonicalFileName) : null;
      }
  
      public String getLibrary(final String name) {
          return loader.getLibrary(PathUtils.canonicalize(PathUtils.relativize(name)));
      }
  
      public Collection<String> getPaths() {
          return loader.getPaths();
      }
  
      public void close() {
          loader.close();
      }
  
      public URI getLocation() {
          return loader.getLocation();
      }
  }
  