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src/java.base/share/classes/jdk/internal/loader/ClassLoaders.java

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  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package jdk.internal.loader;
  27 
  28 import java.io.IOException;
  29 import java.net.URL;
  30 import java.nio.file.InvalidPathException;
  31 import java.nio.file.Paths;
  32 import java.security.CodeSource;
  33 import java.security.PermissionCollection;
  34 import java.util.jar.Manifest;
  35 
  36 import jdk.internal.misc.JavaLangAccess;
  37 import jdk.internal.misc.SharedSecrets;
  38 import jdk.internal.misc.VM;
  39 
  40 /**
  41  * Creates and provides access to the built-in platform and application class
  42  * loaders. It also creates the class loader that is used to locate resources
  43  * in modules defined to the boot class loader.
  44  */
  45 
  46 public class ClassLoaders {
  47 
  48     private ClassLoaders() { }
  49 
  50     private static final JavaLangAccess JLA = SharedSecrets.getJavaLangAccess();
  51 


 206 
 207         /**
 208          * Called by the VM to support define package for AppCDS
 209          */
 210         protected Package defineOrCheckPackage(String pn, Manifest man, URL url) {
 211             return super.defineOrCheckPackage(pn, man, url);
 212         }
 213     }
 214 
 215     /**
 216      * Attempts to convert the given string to a file URL.
 217      *
 218      * @apiNote This is called by the VM
 219      */
 220     @Deprecated
 221     private static URL toFileURL(String s) {
 222         try {
 223             // Use an intermediate File object to construct a URI/URL without
 224             // authority component as URLClassPath can't handle URLs with a UNC
 225             // server name in the authority component.
 226             return Paths.get(s).toRealPath().toFile().toURI().toURL();
 227         } catch (InvalidPathException | IOException ignore) {
 228             // malformed path string or class path element does not exist
 229             return null;
 230         }
 231     }
 232 }


  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package jdk.internal.loader;
  27 
  28 import java.io.IOException;
  29 import java.net.URL;
  30 import java.nio.file.InvalidPathException;
  31 import java.nio.file.Path;
  32 import java.security.CodeSource;
  33 import java.security.PermissionCollection;
  34 import java.util.jar.Manifest;
  35 
  36 import jdk.internal.misc.JavaLangAccess;
  37 import jdk.internal.misc.SharedSecrets;
  38 import jdk.internal.misc.VM;
  39 
  40 /**
  41  * Creates and provides access to the built-in platform and application class
  42  * loaders. It also creates the class loader that is used to locate resources
  43  * in modules defined to the boot class loader.
  44  */
  45 
  46 public class ClassLoaders {
  47 
  48     private ClassLoaders() { }
  49 
  50     private static final JavaLangAccess JLA = SharedSecrets.getJavaLangAccess();
  51 


 206 
 207         /**
 208          * Called by the VM to support define package for AppCDS
 209          */
 210         protected Package defineOrCheckPackage(String pn, Manifest man, URL url) {
 211             return super.defineOrCheckPackage(pn, man, url);
 212         }
 213     }
 214 
 215     /**
 216      * Attempts to convert the given string to a file URL.
 217      *
 218      * @apiNote This is called by the VM
 219      */
 220     @Deprecated
 221     private static URL toFileURL(String s) {
 222         try {
 223             // Use an intermediate File object to construct a URI/URL without
 224             // authority component as URLClassPath can't handle URLs with a UNC
 225             // server name in the authority component.
 226             return Path.get(s).toRealPath().toFile().toURI().toURL();
 227         } catch (InvalidPathException | IOException ignore) {
 228             // malformed path string or class path element does not exist
 229             return null;
 230         }
 231     }
 232 }
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