Package org.apache.manifoldcf.core.system

Class ManifoldCFResourceLoader

  • public class ManifoldCFResourceLoader
extends java.lang.Object
    An instance of this class is capable of minting URLClassLoader objects on demand, for the purpose of loading plugins.

    • Field Summary

      Fields 
      Modifier and Type Field Description
      static java.lang.String _rcsid  
      protected java.lang.ClassLoader classLoader
      The class loader we're caching
      protected java.util.ArrayList currentClasspath
      The current 'classpath' - a list of File objects
      protected java.lang.ClassLoader parent
      The parent class loader

    • Constructor Summary

      Constructors 
      Constructor Description
      ManifoldCFResourceLoader​(java.lang.ClassLoader parent)
      Construct a resource manager.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      protected void addDirsToClassPath​(java.io.File[] baseList, java.io.FileFilter[] filterList)
      Add fully-resolved directories (with filters) to the current class path.
      void addToClassPath​(java.io.File file)
      Add to the class-search path.
      void addToClassPath​(java.io.File dir, java.io.FileFilter filter)
      Add to the class-search path.
      void clearClassPath()
      Clear the class-search path.
      java.lang.Class findClass​(java.lang.String cname)
      Get the specified class using the proper classloader.
      java.lang.ClassLoader getClassLoader()
      Get the class loader representing this resource loader.
      void setClassPath​(java.util.ArrayList libdirList)
      Set the classpath to a given list of libdirs.

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Field Detail

      • parent

        protected java.lang.ClassLoader parent
        The parent class loader

      • classLoader

        protected java.lang.ClassLoader classLoader
        The class loader we're caching

      • currentClasspath

        protected java.util.ArrayList currentClasspath
        The current 'classpath' - a list of File objects

    • Constructor Detail

      • ManifoldCFResourceLoader

        public ManifoldCFResourceLoader​(java.lang.ClassLoader parent)
                         throws ManifoldCFException
        Construct a resource manager.
        Parameters:
        parent - is the parent class loader.
        Throws:
        ManifoldCFException

    • Method Detail

      • setClassPath

        public void setClassPath​(java.util.ArrayList libdirList)
                  throws ManifoldCFException
        Set the classpath to a given list of libdirs.
        Parameters:
        libdirList - is an arraylist of File objects, each representing a directory.
        Throws:
        ManifoldCFException

      • clearClassPath

        public void clearClassPath()
        Clear the class-search path.

      • addToClassPath

        public void addToClassPath​(java.io.File file)
                    throws ManifoldCFException
        Add to the class-search path.
        Parameters:
        file - is the jar or class root.
        Throws:
        ManifoldCFException

      • addToClassPath

        public void addToClassPath​(java.io.File dir,
                           java.io.FileFilter filter)
                    throws ManifoldCFException
        Add to the class-search path.
        Parameters:
        dir - is the directory to add.
        filter - is the file filter to use on that directory.
        Throws:
        ManifoldCFException

      • findClass

        public java.lang.Class findClass​(java.lang.String cname)
                          throws java.lang.ClassNotFoundException,
                                 ManifoldCFException
        Get the specified class using the proper classloader.
        Parameters:
        cname - is the fully-qualified class name.
        Throws:
        java.lang.ClassNotFoundException
        ManifoldCFException

      • addDirsToClassPath

        protected void addDirsToClassPath​(java.io.File[] baseList,
                                  java.io.FileFilter[] filterList)
                           throws ManifoldCFException
        Add fully-resolved directories (with filters) to the current class path.
        Parameters:
        baseList - is the list of library directories.
        filterList - is the corresponding list of filters.
        Throws:
        ManifoldCFException