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src/java.base/share/classes/jdk/internal/access/JavaLangInvokeAccess.java

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   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  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.access;
  27 
  28 import java.lang.invoke.MethodType;


  29 import java.util.Map;
  30 
  31 public interface JavaLangInvokeAccess {
  32     /**
  33      * Create a new MemberName instance. Used by {@code StackFrameInfo}.
  34      */
  35     Object newMemberName();
  36 
  37     /**
  38      * Returns the name for the given MemberName. Used by {@code StackFrameInfo}.
  39      */
  40     String getName(Object mname);
  41 
  42     /**
  43      * Returns the {@code MethodType} for the given MemberName.
  44      * Used by {@code StackFrameInfo}.
  45      */
  46     MethodType getMethodType(Object mname);
  47 
  48     /**


  89      * user provided.
  90      */
  91     Map.Entry<String, byte[]> generateConcreteBMHClassBytes(
  92             final String types);
  93 
  94     /**
  95      * Returns a {@code byte[]} representation of a class implementing
  96      * the zero and identity forms of all {@code LambdaForm.BasicType}s.
  97      */
  98     byte[] generateBasicFormsClassBytes(final String className);
  99 
 100     /**
 101      * Returns a {@code byte[]} representation of a class implementing
 102      * the invoker forms for the set of supplied {@code invokerMethodTypes}
 103      * and {@code callSiteMethodTypes}.
 104      */
 105     byte[] generateInvokersHolderClassBytes(String className,
 106             MethodType[] invokerMethodTypes,
 107             MethodType[] callSiteMethodTypes);
 108 





































 109 }


   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  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.access;
  27 
  28 import java.lang.invoke.MethodType;
  29 import java.lang.invoke.VarHandle;
  30 import java.nio.ByteOrder;
  31 import java.util.Map;
  32 
  33 public interface JavaLangInvokeAccess {
  34     /**
  35      * Create a new MemberName instance. Used by {@code StackFrameInfo}.
  36      */
  37     Object newMemberName();
  38 
  39     /**
  40      * Returns the name for the given MemberName. Used by {@code StackFrameInfo}.
  41      */
  42     String getName(Object mname);
  43 
  44     /**
  45      * Returns the {@code MethodType} for the given MemberName.
  46      * Used by {@code StackFrameInfo}.
  47      */
  48     MethodType getMethodType(Object mname);
  49 
  50     /**


  91      * user provided.
  92      */
  93     Map.Entry<String, byte[]> generateConcreteBMHClassBytes(
  94             final String types);
  95 
  96     /**
  97      * Returns a {@code byte[]} representation of a class implementing
  98      * the zero and identity forms of all {@code LambdaForm.BasicType}s.
  99      */
 100     byte[] generateBasicFormsClassBytes(final String className);
 101 
 102     /**
 103      * Returns a {@code byte[]} representation of a class implementing
 104      * the invoker forms for the set of supplied {@code invokerMethodTypes}
 105      * and {@code callSiteMethodTypes}.
 106      */
 107     byte[] generateInvokersHolderClassBytes(String className,
 108             MethodType[] invokerMethodTypes,
 109             MethodType[] callSiteMethodTypes);
 110 
 111     /**
 112      * Returns a var handle view of a given memory address.
 113      * Used by {@code jdk.internal.foreign.LayoutPath} and
 114      * {@code jdk.incubator.foreign.MemoryHandles}.
 115      */
 116     VarHandle memoryAddressViewVarHandle(Class<?> carrier, long alignmentMask,
 117                                          ByteOrder order, long offset, long[] strides);
 118 
 119     /**
 120      * Returns the carrier associated with a memory access var handle.
 121      * Used by {@code jdk.incubator.foreign.MemoryHandles}.
 122      */
 123     Class<?> memoryAddressCarrier(VarHandle handle);
 124 
 125     /**
 126      * Returns the alignment mask associated with a memory access var handle.
 127      * Used by {@code jdk.incubator.foreign.MemoryHandles}.
 128      */
 129     long memoryAddressAlignmentMask(VarHandle handle);
 130 
 131     /**
 132      * Returns the byte order associated with a memory access var handle.
 133      * Used by {@code jdk.incubator.foreign.MemoryHandles}.
 134      */
 135     ByteOrder memoryAddressByteOrder(VarHandle handle);
 136 
 137     /**
 138      * Returns the offset associated with a memory access var handle.
 139      * Used by {@code jdk.incubator.foreign.MemoryHandles}.
 140      */
 141     long memoryAddressOffset(VarHandle handle);
 142 
 143     /**
 144      * Returns the strides associated with a memory access var handle.
 145      * Used by {@code jdk.incubator.foreign.MemoryHandles}.
 146      */
 147     long[] memoryAddressStrides(VarHandle handle);
 148 }
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