jdk/src/java.base/share/classes/java/lang/ClassLoader.java

*** 220,229 ****
--- 220,232 ----
      // The parent class loader for delegation
      // Note: VM hardcoded the offset of this field, thus all new fields
      // must be added *after* it.
      private final ClassLoader parent;
  
+     // class loader name
+     private final String name;
+ 
      // the unnamed module for this ClassLoader
      private final Module unnamedModule;
  
      /**
       * Encapsulates the set of parallel capable loader types.
*** 336,346 ****
              security.checkCreateClassLoader();
          }
          return null;
      }
  
!     private ClassLoader(Void unused, ClassLoader parent) {
          this.parent = parent;
          this.unnamedModule
              = SharedSecrets.getJavaLangReflectModuleAccess()
                             .defineUnnamedModule(this);
          if (ParallelLoaders.isRegistered(this.getClass())) {
--- 339,350 ----
              security.checkCreateClassLoader();
          }
          return null;
      }
  
!     private ClassLoader(Void unused, String name, ClassLoader parent) {
!         this.name = name;
          this.parent = parent;
          this.unnamedModule
              = SharedSecrets.getJavaLangReflectModuleAccess()
                             .defineUnnamedModule(this);
          if (ParallelLoaders.isRegistered(this.getClass())) {
*** 354,363 ****
--- 358,386 ----
              assertionLock = this;
          }
      }
  
      /**
+      * Creates a new class loader of the specified name and using the
+      * specified parent class loader for delegation.
+      *
+      * @param  name   class loader name; or {@code null} if not named
+      * @param  parent the parent class loader
+      *
+      * @throws SecurityException
+      *         If a security manager exists and its
+      *         {@link SecurityManager#checkCreateClassLoader()}
+      *         method doesn't allow creation of a new class loader.
+      *
+      * @since  9
+      */
+     protected ClassLoader(String name, ClassLoader parent) {
+         this(checkCreateClassLoader(), name, parent);
+     }
+ 
+ 
+     /**
       * Creates a new class loader using the specified parent class loader for
       * delegation.
       *
       * <p> If there is a security manager, its {@link
       * SecurityManager#checkCreateClassLoader()
*** 373,385 ****
       *          of a new class loader.
       *
       * @since  1.2
       */
      protected ClassLoader(ClassLoader parent) {
!         this(checkCreateClassLoader(), parent);
      }
  
      /**
       * Creates a new class loader using the <tt>ClassLoader</tt> returned by
       * the method {@link #getSystemClassLoader()
       * <tt>getSystemClassLoader()</tt>} as the parent class loader.
       *
--- 396,409 ----
       *          of a new class loader.
       *
       * @since  1.2
       */
      protected ClassLoader(ClassLoader parent) {
!         this(checkCreateClassLoader(), null, parent);
      }
  
+ 
      /**
       * Creates a new class loader using the <tt>ClassLoader</tt> returned by
       * the method {@link #getSystemClassLoader()
       * <tt>getSystemClassLoader()</tt>} as the parent class loader.
       *
*** 392,404 ****
       *          If a security manager exists and its
       *          <tt>checkCreateClassLoader</tt> method doesn't allow creation
       *          of a new class loader.
       */
      protected ClassLoader() {
!         this(checkCreateClassLoader(), getSystemClassLoader());
      }
  
      // -- Class --
  
      /**
       * Loads the class with the specified <a href="#name">binary name</a>.
       * This method searches for classes in the same manner as the {@link
--- 416,443 ----
       *          If a security manager exists and its
       *          <tt>checkCreateClassLoader</tt> method doesn't allow creation
       *          of a new class loader.
       */
      protected ClassLoader() {
!         this(checkCreateClassLoader(), null, getSystemClassLoader());
      }
  
+ 
+     /**
+      * Returns the name of this class loader or {@code null} if
+      * this class loader is not named.
+      *
+      * @return name of this class loader; or {@code null} if
+      * this class loader is not named.
+      *
+      * @since 9
+      */
+     public String getName() {
+         return name;
+     }
+ 
+ 
      // -- Class --
  
      /**
       * Loads the class with the specified <a href="#name">binary name</a>.
       * This method searches for classes in the same manner as the {@link