content: /*
   * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
   * particular file as subject to the "Classpath" exception as provided
   * by Oracle in the LICENSE file that accompanied this code.
   *
   * This code is distributed in the hope that it will be useful, but WITHOUT
   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
   * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
   * version 2 for more details (a copy is included in the LICENSE file that
   * accompanied this code).
   *
   * You should have received a copy of the GNU General Public License version
   * 2 along with this work; if not, write to the Free Software Foundation,
   * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
   *
   * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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   */
  
  package openjdk.tools.classfile;
  
  
  /**
   * A directed relationship between two {@link Dependency.Location Location}s.
   * Subtypes of {@code Dependency} may provide additional detail about the dependency.
   *
   * @see Dependency.Finder
   * @see Dependency.Filter
   * @see Dependencies
   */
  public interface Dependency {
      /**
       * A filter used to select dependencies of interest, and to discard others.
       */
      public interface Filter {
          /**
           * Return true if the dependency is of interest.
           * @param dependency the dependency to be considered
           * @return true if and only if the dependency is of interest.
           */
          boolean accepts(Dependency dependency);
      }
  
      /**
       * An interface for finding the immediate dependencies of a given class file.
       */
      public interface Finder {
          /**
           * Find the immediate dependencies of a given class file.
           * @param classfile the class file to be examined
           * @return the dependencies located in the given class file.
           */
          public Iterable<? extends Dependency> findDependencies(ClassFile classfile);
      }
  
  
      /**
       * A location somewhere within a class. Subtypes of {@code Location}
       * may be used to provide additional detail about the location.
       */
      public interface Location {
          /**
           * Get the name of the class containing the location.
           * This name will be used to locate the class file for transitive
           * dependency analysis.
           * @return the name of the class containing the location.
           */
          String getName();
  
          /**
           * Get the fully-qualified name of the class containing the location.
           * @return the fully-qualified name of the class containing the location.
           */
          String getClassName();
  
          /**
           * Get the package name of the class containing the location.
           * @return the package name of the class containing the location.
           */
          String getPackageName();
      }
  
  
      /**
       * Get the location that has the dependency.
       * @return the location that has the dependency.
       */
      Location getOrigin();
  
      /**
       * Get the location that is being depended upon.
       * @return the location that is being depended upon.
       */
      Location getTarget();
  }
  
  