/* * Copyright (c) 2008, 2011, 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 * or visit www.oracle.com if you need additional information or have any * questions. */ package java.lang.invoke; import sun.invoke.util.ValueConversions; import sun.invoke.util.Wrapper; import java.lang.reflect.*; import static java.lang.invoke.MethodHandleStatics.*; import static java.lang.invoke.MethodHandles.Lookup.IMPL_LOOKUP; /** * Adapters which mediate between incoming calls which are generic * and outgoing calls which are not. Any call can be represented generically * boxing up its arguments, and (on return) unboxing the return value. * <p> * A call is "generic" (in MethodHandle terms) if its MethodType features * only Object arguments. A non-generic call therefore features * primitives and/or reference types other than Object. * An adapter has types for its incoming and outgoing calls. * The incoming call type is simply determined by the adapter's type * (the MethodType it presents to callers). The outgoing call type * is determined by the adapter's target (a MethodHandle that the adapter * either binds internally or else takes as a leading argument). * (To stretch the term, adapter-like method handles may have multiple * targets or be polymorphic across multiple call types.) * @author jrose */ class FromGeneric { // type for the outgoing call (may have primitives, etc.) private final MethodType targetType; // type of the outgoing call internal to the adapter private final MethodType internalType; // prototype adapter (clone and customize for each new target!) private final Adapter adapter; // entry point for adapter (Adapter mh, a...) => ... private final MethodHandle entryPoint; // unboxing invoker of type (MH, Object**N) => raw return value // it makes up the difference of internalType => targetType private final MethodHandle unboxingInvoker; // conversion which boxes a the target's raw return value private final MethodHandle returnConversion; /** Compute and cache information common to all unboxing adapters * that can call out to targets of the erasure-family of the given erased type. */ private FromGeneric(MethodType targetType) { this.targetType = targetType; MethodType internalType0; // the target invoker will generally need casts on reference arguments Adapter ad = findAdapter(internalType0 = targetType.erase()); if (ad != null) { // Immediate hit to exactly the adapter we want, // with no monkeying around with primitive types. this.internalType = internalType0; this.adapter = ad; this.entryPoint = ad.prototypeEntryPoint(); this.returnConversion = computeReturnConversion(targetType, internalType0); this.unboxingInvoker = computeUnboxingInvoker(targetType, internalType0); return; } // outgoing primitive arguments will be wrapped; unwrap them MethodType primsAsObj = targetType.form().primArgsAsBoxes(); MethodType objArgsRawRet = primsAsObj.form().primsAsInts(); if (objArgsRawRet != targetType) ad = findAdapter(internalType0 = objArgsRawRet); if (ad == null) { ad = buildAdapterFromBytecodes(internalType0 = targetType); } this.internalType = internalType0; this.adapter = ad; MethodType tepType = targetType.insertParameterTypes(0, adapter.getClass()); this.entryPoint = ad.prototypeEntryPoint(); this.returnConversion = computeReturnConversion(targetType, internalType0); this.unboxingInvoker = computeUnboxingInvoker(targetType, internalType0); } static { assert(MethodHandleNatives.workaroundWithoutRicochetFrames()); // this class is deprecated } /** * The typed target will be called according to targetType. * The adapter code will in fact see the raw result from internalType, * and must box it into an object. Produce a converter for this. */ private static MethodHandle computeReturnConversion( MethodType targetType, MethodType internalType) { Class<?> tret = targetType.returnType(); Class<?> iret = internalType.returnType(); Wrapper wrap = Wrapper.forBasicType(tret); if (!iret.isPrimitive()) { assert(iret == Object.class); return ValueConversions.identity(); } else if (wrap.primitiveType() == iret) { return ValueConversions.box(wrap); } else { assert(tret == double.class ? iret == long.class : iret == int.class); return ValueConversions.boxRaw(wrap); } } /** * The typed target will need an exact invocation point; provide it here. * The adapter will possibly need to make a slightly different call, * so adapt the invoker. This way, the logic for making up the * difference between what the adapter can call and what the target * needs can be cached once per type. */ private static MethodHandle computeUnboxingInvoker( MethodType targetType, MethodType internalType) { // All the adapters we have here have reference-untyped internal calls. assert(internalType == internalType.erase()); MethodHandle invoker = targetType.invokers().exactInvoker(); // cast all narrow reference types, unbox all primitive arguments: MethodType fixArgsType = internalType.changeReturnType(targetType.returnType()); MethodHandle fixArgs = MethodHandleImpl.convertArguments( invoker, Invokers.invokerType(fixArgsType), invoker.type(), 0); if (fixArgs == null) throw new InternalError("bad fixArgs"); // reinterpret the calling sequence as raw: MethodHandle retyper = AdapterMethodHandle.makeRetypeRaw( Invokers.invokerType(internalType), fixArgs); if (retyper == null) throw new InternalError("bad retyper"); return retyper; } Adapter makeInstance(MethodHandle typedTarget) { MethodType type = typedTarget.type(); if (type == targetType) { return adapter.makeInstance(entryPoint, unboxingInvoker, returnConversion, typedTarget); } // my erased-type is not exactly the same as the desired type assert(type.erase() == targetType); // else we are busted MethodHandle invoker = computeUnboxingInvoker(type, internalType); return adapter.makeInstance(entryPoint, invoker, returnConversion, typedTarget); } /** Build an adapter of the given generic type, which invokes typedTarget * on the incoming arguments, after unboxing as necessary. * The return value is boxed if necessary. * @param typedTarget the target * @return an adapter method handle */ public static MethodHandle make(MethodHandle typedTarget) { MethodType type = typedTarget.type(); if (type == type.generic()) return typedTarget; return FromGeneric.of(type).makeInstance(typedTarget); } /** Return the adapter information for this type's erasure. */ static FromGeneric of(MethodType type) { MethodTypeForm form = type.form(); FromGeneric fromGen = form.fromGeneric; if (fromGen == null) form.fromGeneric = fromGen = new FromGeneric(form.erasedType()); return fromGen; } public String toString() { return "FromGeneric"+targetType; } /* Create an adapter that handles spreading calls for the given type. */ static Adapter findAdapter(MethodType internalType) { MethodType entryType = internalType.generic(); MethodTypeForm form = internalType.form(); Class<?> rtype = internalType.returnType(); int argc = form.parameterCount(); int lac = form.longPrimitiveParameterCount(); int iac = form.primitiveParameterCount() - lac; String intsAndLongs = (iac > 0 ? "I"+iac : "")+(lac > 0 ? "J"+lac : ""); String rawReturn = String.valueOf(Wrapper.forPrimitiveType(rtype).basicTypeChar()); String cname0 = rawReturn + argc; String cname1 = "A" + argc; String[] cnames = { cname0+intsAndLongs, cname0, cname1+intsAndLongs, cname1 }; String iname = "invoke_"+cname0+intsAndLongs; // e.g., D5I2, D5, L5I2, L5; invoke_D5 for (String cname : cnames) { Class<? extends Adapter> acls = Adapter.findSubClass(cname); if (acls == null) continue; // see if it has the required invoke method MethodHandle entryPoint = null; try { entryPoint = IMPL_LOOKUP.findSpecial(acls, iname, entryType, acls); } catch (ReflectiveOperationException ex) { } if (entryPoint == null) continue; Constructor<? extends Adapter> ctor = null; try { ctor = acls.getDeclaredConstructor(MethodHandle.class); } catch (NoSuchMethodException ex) { } catch (SecurityException ex) { } if (ctor == null) continue; try { // Produce an instance configured as a prototype. return ctor.newInstance(entryPoint); } catch (IllegalArgumentException ex) { } catch (InvocationTargetException wex) { Throwable ex = wex.getTargetException(); if (ex instanceof Error) throw (Error)ex; if (ex instanceof RuntimeException) throw (RuntimeException)ex; } catch (InstantiationException ex) { } catch (IllegalAccessException ex) { } } return null; } static Adapter buildAdapterFromBytecodes(MethodType internalType) { throw new UnsupportedOperationException("NYI "+internalType); } /** * This adapter takes some untyped arguments, and returns an untyped result. * Internally, it applies the invoker to the target, which causes the * objects to be unboxed; the result is a raw type in L/I/J/F/D. * This result is passed to convert, which is responsible for * converting the raw result into a boxed object. * The invoker is kept separate from the target because it can be * generated once per type erasure family, and reused across adapters. */ static abstract class Adapter extends BoundMethodHandle { /* * class X<<R,int N>> extends Adapter { * (MH, Object**N)=>raw(R) invoker; * (any**N)=>R target; * raw(R)=>Object convert; * Object invoke(Object**N a) = convert(invoker(target, a...)) * } */ protected final MethodHandle invoker; // (MH, Object**N) => raw(R) protected final MethodHandle convert; // raw(R) => Object protected final MethodHandle target; // (any**N) => R @Override String debugString() { return addTypeString(target, this); } protected boolean isPrototype() { return target == null; } protected Adapter(MethodHandle entryPoint) { this(entryPoint, null, entryPoint, null); assert(isPrototype()); } protected MethodHandle prototypeEntryPoint() { if (!isPrototype()) throw new InternalError(); return convert; } protected Adapter(MethodHandle entryPoint, MethodHandle invoker, MethodHandle convert, MethodHandle target) { super(entryPoint); this.invoker = invoker; this.convert = convert; this.target = target; } /** Make a copy of self, with new fields. */ protected abstract Adapter makeInstance(MethodHandle entryPoint, MethodHandle invoker, MethodHandle convert, MethodHandle target); // { return new ThisType(entryPoint, convert, target); } /// Conversions on the value returned from the target. protected Object convert_L(Object result) throws Throwable { return convert.invokeExact(result); } protected Object convert_I(int result) throws Throwable { return convert.invokeExact(result); } protected Object convert_J(long result) throws Throwable { return convert.invokeExact(result); } protected Object convert_F(float result) throws Throwable { return convert.invokeExact(result); } protected Object convert_D(double result) throws Throwable { return convert.invokeExact(result); } static private final String CLASS_PREFIX; // "java.lang.invoke.FromGeneric$" static { String aname = Adapter.class.getName(); String sname = Adapter.class.getSimpleName(); if (!aname.endsWith(sname)) throw new InternalError(); CLASS_PREFIX = aname.substring(0, aname.length() - sname.length()); } /** Find a sibing class of Adapter. */ static Class<? extends Adapter> findSubClass(String name) { String cname = Adapter.CLASS_PREFIX + name; try { return Class.forName(cname).asSubclass(Adapter.class); } catch (ClassNotFoundException ex) { return null; } catch (ClassCastException ex) { return null; } } } /* generated classes follow this pattern: static class xA2 extends Adapter { protected xA2(MethodHandle entryPoint) { super(entryPoint); } // to build prototype protected xA2(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { super(e, i, c, t); } protected xA2 makeInstance(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { return new xA2(e, i, c, t); } protected Object invoke_L2(Object a0, Object a1) throws Throwable { return convert_L((Object)invoker.invokeExact(target, a0, a1)); } protected Object invoke_I2(Object a0, Object a1) throws Throwable { return convert_I((int) invoker.invokeExact(target, a0, a1)); } protected Object invoke_J2(Object a0, Object a1) throws Throwable { return convert_J((long) invoker.invokeExact(target, a0, a1)); } protected Object invoke_F2(Object a0, Object a1) throws Throwable { return convert_F((float) invoker.invokeExact(target, a0, a1)); } protected Object invoke_D2(Object a0, Object a1) throws Throwable { return convert_D((double)invoker.invokeExact(target, a0, a1)); } } // */ /* : SHELL; n=FromGeneric; cp -p $n.java $n.java-; sed < $n.java- > $n.java+ -e '/{{*{{/,/}}*}}/w /tmp/genclasses.java' -e '/}}*}}/q'; (cd /tmp; javac -d . genclasses.java; java -cp . genclasses) >> $n.java+; echo '}' >> $n.java+; mv $n.java+ $n.java; mv $n.java- $n.java~ //{{{ import java.util.*; class genclasses { static String[] TYPES = { "Object", "int ", "long ", "float ", "double" }; static String[] WRAPS = { " ", "(Integer)", "(Long) ", "(Float) ", "(Double) " }; static String[] TCHARS = { "L", "I", "J", "F", "D", "A" }; static String[][] TEMPLATES = { { "@for@ arity=0..10 rcat<=4 nrefs<=99 nints=0 nlongs=0", " //@each-cat@", " static class @cat@ extends Adapter {", " protected @cat@(MethodHandle entryPoint) { super(entryPoint); } // to build prototype", " protected @cat@(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t)", " { super(e, i, c, t); }", " protected @cat@ makeInstance(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t)", " { return new @cat@(e, i, c, t); }", " //@each-R@", " protected Object invoke_@catN@(@Tvav@) throws Throwable { return convert_@Rc@((@R@)@W@invoker.invokeExact(target@av@)); }", " //@end-R@", " }", } }; static final String NEWLINE_INDENT = "\n "; enum VAR { cat, catN, R, Rc, W, av, Tvav, Ovav; public final String pattern = "@"+toString().replace('_','.')+"@"; public String binding; static void makeBindings(boolean topLevel, int rcat, int nrefs, int nints, int nlongs) { int nargs = nrefs + nints + nlongs; if (topLevel) VAR.cat.binding = catstr(ALL_RETURN_TYPES ? TYPES.length : rcat, nrefs, nints, nlongs); VAR.catN.binding = catstr(rcat, nrefs, nints, nlongs); VAR.R.binding = TYPES[rcat]; VAR.Rc.binding = TCHARS[rcat]; VAR.W.binding = WRAPS[rcat]; String[] Tv = new String[nargs]; String[] av = new String[nargs]; String[] Tvav = new String[nargs]; String[] Ovav = new String[nargs]; for (int i = 0; i < nargs; i++) { int tcat = (i < nrefs) ? 0 : (i < nrefs + nints) ? 1 : 2; Tv[i] = TYPES[tcat]; av[i] = arg(i); Tvav[i] = param(Tv[i], av[i]); Ovav[i] = param("Object", av[i]); } VAR.av.binding = comma(", ", av); VAR.Tvav.binding = comma(Tvav); VAR.Ovav.binding = comma(Ovav); } static String arg(int i) { return "a"+i; } static String param(String t, String a) { return t+" "+a; } static String comma(String[] v) { return comma("", v); } static String comma(String sep, String[] v) { if (v.length == 0) return ""; String res = sep+v[0]; for (int i = 1; i < v.length; i++) res += ", "+v[i]; return res; } static String transform(String string) { for (VAR var : values()) string = string.replaceAll(var.pattern, var.binding); return string; } } static String[] stringsIn(String[] strings, int beg, int end) { return Arrays.copyOfRange(strings, beg, Math.min(end, strings.length)); } static String[] stringsBefore(String[] strings, int pos) { return stringsIn(strings, 0, pos); } static String[] stringsAfter(String[] strings, int pos) { return stringsIn(strings, pos, strings.length); } static int indexAfter(String[] strings, int pos, String tag) { return Math.min(indexBefore(strings, pos, tag) + 1, strings.length); } static int indexBefore(String[] strings, int pos, String tag) { for (int i = pos, end = strings.length; ; i++) { if (i == end || strings[i].endsWith(tag)) return i; } } static int MIN_ARITY, MAX_ARITY, MAX_RCAT, MAX_REFS, MAX_INTS, MAX_LONGS; static boolean ALL_ARG_TYPES, ALL_RETURN_TYPES; static HashSet<String> done = new HashSet<String>(); public static void main(String... av) { for (String[] template : TEMPLATES) { int forLinesLimit = indexBefore(template, 0, "@each-cat@"); String[] forLines = stringsBefore(template, forLinesLimit); template = stringsAfter(template, forLinesLimit); for (String forLine : forLines) expandTemplate(forLine, template); } } static void expandTemplate(String forLine, String[] template) { String[] params = forLine.split("[^0-9]+"); if (params[0].length() == 0) params = stringsAfter(params, 1); System.out.println("//params="+Arrays.asList(params)); int pcur = 0; MIN_ARITY = Integer.valueOf(params[pcur++]); MAX_ARITY = Integer.valueOf(params[pcur++]); MAX_RCAT = Integer.valueOf(params[pcur++]); MAX_REFS = Integer.valueOf(params[pcur++]); MAX_INTS = Integer.valueOf(params[pcur++]); MAX_LONGS = Integer.valueOf(params[pcur++]); if (pcur != params.length) throw new RuntimeException("bad extra param: "+forLine); if (MAX_RCAT >= TYPES.length) MAX_RCAT = TYPES.length - 1; ALL_ARG_TYPES = (indexBefore(template, 0, "@each-Tv@") < template.length); ALL_RETURN_TYPES = (indexBefore(template, 0, "@each-R@") < template.length); for (int nargs = MIN_ARITY; nargs <= MAX_ARITY; nargs++) { for (int rcat = 0; rcat <= MAX_RCAT; rcat++) { expandTemplate(template, true, rcat, nargs, 0, 0); if (ALL_ARG_TYPES) break; expandTemplateForPrims(template, true, rcat, nargs, 1, 1); if (ALL_RETURN_TYPES) break; } } } static String catstr(int rcat, int nrefs, int nints, int nlongs) { int nargs = nrefs + nints + nlongs; String cat = TCHARS[rcat] + nargs; if (!ALL_ARG_TYPES) cat += (nints==0?"":"I"+nints)+(nlongs==0?"":"J"+nlongs); return cat; } static void expandTemplateForPrims(String[] template, boolean topLevel, int rcat, int nargs, int minints, int minlongs) { for (int isLong = 0; isLong <= 1; isLong++) { for (int nprims = 1; nprims <= nargs; nprims++) { int nrefs = nargs - nprims; int nints = ((1-isLong) * nprims); int nlongs = (isLong * nprims); expandTemplate(template, topLevel, rcat, nrefs, nints, nlongs); } } } static void expandTemplate(String[] template, boolean topLevel, int rcat, int nrefs, int nints, int nlongs) { int nargs = nrefs + nints + nlongs; if (nrefs > MAX_REFS || nints > MAX_INTS || nlongs > MAX_LONGS) return; VAR.makeBindings(topLevel, rcat, nrefs, nints, nlongs); if (topLevel && !done.add(VAR.cat.binding)) { System.out.println(" //repeat "+VAR.cat.binding); return; } for (int i = 0; i < template.length; i++) { String line = template[i]; if (line.endsWith("@each-cat@")) { // ignore } else if (line.endsWith("@each-R@")) { int blockEnd = indexAfter(template, i, "@end-R@"); String[] block = stringsIn(template, i+1, blockEnd-1); for (int rcat1 = rcat; rcat1 <= MAX_RCAT; rcat1++) expandTemplate(block, false, rcat1, nrefs, nints, nlongs); VAR.makeBindings(topLevel, rcat, nrefs, nints, nlongs); i = blockEnd-1; continue; } else if (line.endsWith("@each-Tv@")) { int blockEnd = indexAfter(template, i, "@end-Tv@"); String[] block = stringsIn(template, i+1, blockEnd-1); expandTemplate(block, false, rcat, nrefs, nints, nlongs); expandTemplateForPrims(block, false, rcat, nargs, nints+1, nlongs+1); VAR.makeBindings(topLevel, rcat, nrefs, nints, nlongs); i = blockEnd-1; continue; } else { System.out.println(VAR.transform(line)); } } } } //}}} */ //params=[0, 10, 4, 99, 0, 0] static class A0 extends Adapter { protected A0(MethodHandle entryPoint) { super(entryPoint); } // to build prototype protected A0(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { super(e, i, c, t); } protected A0 makeInstance(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { return new A0(e, i, c, t); } protected Object invoke_L0() throws Throwable { return convert_L((Object)invoker.invokeExact(target)); } protected Object invoke_I0() throws Throwable { return convert_I((int) invoker.invokeExact(target)); } protected Object invoke_J0() throws Throwable { return convert_J((long) invoker.invokeExact(target)); } protected Object invoke_F0() throws Throwable { return convert_F((float) invoker.invokeExact(target)); } protected Object invoke_D0() throws Throwable { return convert_D((double)invoker.invokeExact(target)); } } static class A1 extends Adapter { protected A1(MethodHandle entryPoint) { super(entryPoint); } // to build prototype protected A1(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { super(e, i, c, t); } protected A1 makeInstance(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { return new A1(e, i, c, t); } protected Object invoke_L1(Object a0) throws Throwable { return convert_L((Object)invoker.invokeExact(target, a0)); } protected Object invoke_I1(Object a0) throws Throwable { return convert_I((int) invoker.invokeExact(target, a0)); } protected Object invoke_J1(Object a0) throws Throwable { return convert_J((long) invoker.invokeExact(target, a0)); } protected Object invoke_F1(Object a0) throws Throwable { return convert_F((float) invoker.invokeExact(target, a0)); } protected Object invoke_D1(Object a0) throws Throwable { return convert_D((double)invoker.invokeExact(target, a0)); } } static class A2 extends Adapter { protected A2(MethodHandle entryPoint) { super(entryPoint); } // to build prototype protected A2(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { super(e, i, c, t); } protected A2 makeInstance(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { return new A2(e, i, c, t); } protected Object invoke_L2(Object a0, Object a1) throws Throwable { return convert_L((Object)invoker.invokeExact(target, a0, a1)); } protected Object invoke_I2(Object a0, Object a1) throws Throwable { return convert_I((int) invoker.invokeExact(target, a0, a1)); } protected Object invoke_J2(Object a0, Object a1) throws Throwable { return convert_J((long) invoker.invokeExact(target, a0, a1)); } protected Object invoke_F2(Object a0, Object a1) throws Throwable { return convert_F((float) invoker.invokeExact(target, a0, a1)); } protected Object invoke_D2(Object a0, Object a1) throws Throwable { return convert_D((double)invoker.invokeExact(target, a0, a1)); } } static class A3 extends Adapter { protected A3(MethodHandle entryPoint) { super(entryPoint); } // to build prototype protected A3(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { super(e, i, c, t); } protected A3 makeInstance(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { return new A3(e, i, c, t); } protected Object invoke_L3(Object a0, Object a1, Object a2) throws Throwable { return convert_L((Object)invoker.invokeExact(target, a0, a1, a2)); } protected Object invoke_I3(Object a0, Object a1, Object a2) throws Throwable { return convert_I((int) invoker.invokeExact(target, a0, a1, a2)); } protected Object invoke_J3(Object a0, Object a1, Object a2) throws Throwable { return convert_J((long) invoker.invokeExact(target, a0, a1, a2)); } protected Object invoke_F3(Object a0, Object a1, Object a2) throws Throwable { return convert_F((float) invoker.invokeExact(target, a0, a1, a2)); } protected Object invoke_D3(Object a0, Object a1, Object a2) throws Throwable { return convert_D((double)invoker.invokeExact(target, a0, a1, a2)); } } static class A4 extends Adapter { protected A4(MethodHandle entryPoint) { super(entryPoint); } // to build prototype protected A4(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { super(e, i, c, t); } protected A4 makeInstance(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { return new A4(e, i, c, t); } protected Object invoke_L4(Object a0, Object a1, Object a2, Object a3) throws Throwable { return convert_L((Object)invoker.invokeExact(target, a0, a1, a2, a3)); } protected Object invoke_I4(Object a0, Object a1, Object a2, Object a3) throws Throwable { return convert_I((int) invoker.invokeExact(target, a0, a1, a2, a3)); } protected Object invoke_J4(Object a0, Object a1, Object a2, Object a3) throws Throwable { return convert_J((long) invoker.invokeExact(target, a0, a1, a2, a3)); } protected Object invoke_F4(Object a0, Object a1, Object a2, Object a3) throws Throwable { return convert_F((float) invoker.invokeExact(target, a0, a1, a2, a3)); } protected Object invoke_D4(Object a0, Object a1, Object a2, Object a3) throws Throwable { return convert_D((double)invoker.invokeExact(target, a0, a1, a2, a3)); } } static class A5 extends Adapter { protected A5(MethodHandle entryPoint) { super(entryPoint); } // to build prototype protected A5(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { super(e, i, c, t); } protected A5 makeInstance(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { return new A5(e, i, c, t); } protected Object invoke_L5(Object a0, Object a1, Object a2, Object a3, Object a4) throws Throwable { return convert_L((Object)invoker.invokeExact(target, a0, a1, a2, a3, a4)); } protected Object invoke_I5(Object a0, Object a1, Object a2, Object a3, Object a4) throws Throwable { return convert_I((int) invoker.invokeExact(target, a0, a1, a2, a3, a4)); } protected Object invoke_J5(Object a0, Object a1, Object a2, Object a3, Object a4) throws Throwable { return convert_J((long) invoker.invokeExact(target, a0, a1, a2, a3, a4)); } protected Object invoke_F5(Object a0, Object a1, Object a2, Object a3, Object a4) throws Throwable { return convert_F((float) invoker.invokeExact(target, a0, a1, a2, a3, a4)); } protected Object invoke_D5(Object a0, Object a1, Object a2, Object a3, Object a4) throws Throwable { return convert_D((double)invoker.invokeExact(target, a0, a1, a2, a3, a4)); } } static class A6 extends Adapter { protected A6(MethodHandle entryPoint) { super(entryPoint); } // to build prototype protected A6(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { super(e, i, c, t); } protected A6 makeInstance(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { return new A6(e, i, c, t); } protected Object invoke_L6(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5) throws Throwable { return convert_L((Object)invoker.invokeExact(target, a0, a1, a2, a3, a4, a5)); } protected Object invoke_I6(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5) throws Throwable { return convert_I((int) invoker.invokeExact(target, a0, a1, a2, a3, a4, a5)); } protected Object invoke_J6(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5) throws Throwable { return convert_J((long) invoker.invokeExact(target, a0, a1, a2, a3, a4, a5)); } protected Object invoke_F6(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5) throws Throwable { return convert_F((float) invoker.invokeExact(target, a0, a1, a2, a3, a4, a5)); } protected Object invoke_D6(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5) throws Throwable { return convert_D((double)invoker.invokeExact(target, a0, a1, a2, a3, a4, a5)); } } static class A7 extends Adapter { protected A7(MethodHandle entryPoint) { super(entryPoint); } // to build prototype protected A7(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { super(e, i, c, t); } protected A7 makeInstance(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { return new A7(e, i, c, t); } protected Object invoke_L7(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5, Object a6) throws Throwable { return convert_L((Object)invoker.invokeExact(target, a0, a1, a2, a3, a4, a5, a6)); } protected Object invoke_I7(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5, Object a6) throws Throwable { return convert_I((int) invoker.invokeExact(target, a0, a1, a2, a3, a4, a5, a6)); } protected Object invoke_J7(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5, Object a6) throws Throwable { return convert_J((long) invoker.invokeExact(target, a0, a1, a2, a3, a4, a5, a6)); } protected Object invoke_F7(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5, Object a6) throws Throwable { return convert_F((float) invoker.invokeExact(target, a0, a1, a2, a3, a4, a5, a6)); } protected Object invoke_D7(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5, Object a6) throws Throwable { return convert_D((double)invoker.invokeExact(target, a0, a1, a2, a3, a4, a5, a6)); } } static class A8 extends Adapter { protected A8(MethodHandle entryPoint) { super(entryPoint); } // to build prototype protected A8(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { super(e, i, c, t); } protected A8 makeInstance(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { return new A8(e, i, c, t); } protected Object invoke_L8(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5, Object a6, Object a7) throws Throwable { return convert_L((Object)invoker.invokeExact(target, a0, a1, a2, a3, a4, a5, a6, a7)); } protected Object invoke_I8(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5, Object a6, Object a7) throws Throwable { return convert_I((int) invoker.invokeExact(target, a0, a1, a2, a3, a4, a5, a6, a7)); } protected Object invoke_J8(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5, Object a6, Object a7) throws Throwable { return convert_J((long) invoker.invokeExact(target, a0, a1, a2, a3, a4, a5, a6, a7)); } protected Object invoke_F8(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5, Object a6, Object a7) throws Throwable { return convert_F((float) invoker.invokeExact(target, a0, a1, a2, a3, a4, a5, a6, a7)); } protected Object invoke_D8(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5, Object a6, Object a7) throws Throwable { return convert_D((double)invoker.invokeExact(target, a0, a1, a2, a3, a4, a5, a6, a7)); } } static class A9 extends Adapter { protected A9(MethodHandle entryPoint) { super(entryPoint); } // to build prototype protected A9(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { super(e, i, c, t); } protected A9 makeInstance(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { return new A9(e, i, c, t); } protected Object invoke_L9(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5, Object a6, Object a7, Object a8) throws Throwable { return convert_L((Object)invoker.invokeExact(target, a0, a1, a2, a3, a4, a5, a6, a7, a8)); } protected Object invoke_I9(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5, Object a6, Object a7, Object a8) throws Throwable { return convert_I((int) invoker.invokeExact(target, a0, a1, a2, a3, a4, a5, a6, a7, a8)); } protected Object invoke_J9(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5, Object a6, Object a7, Object a8) throws Throwable { return convert_J((long) invoker.invokeExact(target, a0, a1, a2, a3, a4, a5, a6, a7, a8)); } protected Object invoke_F9(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5, Object a6, Object a7, Object a8) throws Throwable { return convert_F((float) invoker.invokeExact(target, a0, a1, a2, a3, a4, a5, a6, a7, a8)); } protected Object invoke_D9(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5, Object a6, Object a7, Object a8) throws Throwable { return convert_D((double)invoker.invokeExact(target, a0, a1, a2, a3, a4, a5, a6, a7, a8)); } } static class A10 extends Adapter { protected A10(MethodHandle entryPoint) { super(entryPoint); } // to build prototype protected A10(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { super(e, i, c, t); } protected A10 makeInstance(MethodHandle e, MethodHandle i, MethodHandle c, MethodHandle t) { return new A10(e, i, c, t); } protected Object invoke_L10(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5, Object a6, Object a7, Object a8, Object a9) throws Throwable { return convert_L((Object)invoker.invokeExact(target, a0, a1, a2, a3, a4, a5, a6, a7, a8, a9)); } protected Object invoke_I10(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5, Object a6, Object a7, Object a8, Object a9) throws Throwable { return convert_I((int) invoker.invokeExact(target, a0, a1, a2, a3, a4, a5, a6, a7, a8, a9)); } protected Object invoke_J10(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5, Object a6, Object a7, Object a8, Object a9) throws Throwable { return convert_J((long) invoker.invokeExact(target, a0, a1, a2, a3, a4, a5, a6, a7, a8, a9)); } protected Object invoke_F10(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5, Object a6, Object a7, Object a8, Object a9) throws Throwable { return convert_F((float) invoker.invokeExact(target, a0, a1, a2, a3, a4, a5, a6, a7, a8, a9)); } protected Object invoke_D10(Object a0, Object a1, Object a2, Object a3, Object a4, Object a5, Object a6, Object a7, Object a8, Object a9) throws Throwable { return convert_D((double)invoker.invokeExact(target, a0, a1, a2, a3, a4, a5, a6, a7, a8, a9)); } } }