How to use

tryFinally

method

in

com.headius.invokebinder.Binder

  /**
   * @see Binder#tryFinally(MethodHandle)
   */
  public SmartBinder tryFinally(MethodHandle post) {
    return new SmartBinder(this, signature(), binder.tryFinally(post));
  }
}

public static MethodHandle wrapWithFrameOnly(Signature signature, RubyModule implClass, String name, MethodHandle nativeTarget) {
  MethodHandle framePre = getFrameOnlyPre(signature, CallConfiguration.FrameFullScopeNone, implClass, name);
  MethodHandle framePost = getFramePost(signature, CallConfiguration.FrameFullScopeNone);
  // post logic for frame
  nativeTarget = Binder
      .from(nativeTarget.type())
      .tryFinally(framePost)
      .invoke(nativeTarget);
  // pre logic for frame
  nativeTarget = foldArguments(nativeTarget, framePre);
  // call polling and call number increment
  nativeTarget = Binder
      .from(nativeTarget.type())
      .fold(Binder
          .from(nativeTarget.type().changeReturnType(void.class))
          .permute(0)
          .invokeStaticQuiet(lookup(), ThreadContext.class, "callThreadPoll"))
      .invoke(nativeTarget);
  return nativeTarget;
}

public static MethodHandle wrapWithFrameOnly(Signature signature, RubyModule implClass, String name, MethodHandle nativeTarget) {
  MethodHandle framePre = getFrameOnlyPre(signature, CallConfiguration.FrameFullScopeNone, implClass, name);
  MethodHandle framePost = getFramePost(signature, CallConfiguration.FrameFullScopeNone);
  // post logic for frame
  nativeTarget = Binder
      .from(nativeTarget.type())
      .tryFinally(framePost)
      .invoke(nativeTarget);
  // pre logic for frame
  nativeTarget = foldArguments(nativeTarget, framePre);
  // call polling and call number increment
  nativeTarget = Binder
      .from(nativeTarget.type())
      .fold(Binder
          .from(nativeTarget.type().changeReturnType(void.class))
          .permute(0)
          .invokeStaticQuiet(lookup(), ThreadContext.class, "callThreadPoll"))
      .invoke(nativeTarget);
  return nativeTarget;
}

public static MethodHandle wrapWithFraming(Signature signature, CallConfiguration callConfig, RubyModule implClass, String name, MethodHandle nativeTarget, StaticScope scope) {
  MethodHandle framePre = getFramePre(signature, callConfig, implClass, name, scope);
  if (framePre != null) {
    MethodHandle framePost = getFramePost(signature, callConfig);
    // break, return, redo handling
    boolean heapScoped = callConfig.scoping() != Scoping.None;
    boolean framed = callConfig.framing() != Framing.None;
    // post logic for frame
    nativeTarget = Binder
        .from(nativeTarget.type())
        .tryFinally(framePost)
        .invoke(nativeTarget);
    // pre logic for frame
    nativeTarget = foldArguments(nativeTarget, framePre);
    // call polling and call number increment
    nativeTarget = Binder
        .from(nativeTarget.type())
        .fold(Binder
            .from(nativeTarget.type().changeReturnType(void.class))
            .permute(0)
            .invokeStaticQuiet(lookup(), ThreadContext.class, "callThreadPoll"))
        .invoke(nativeTarget);
  }
  return nativeTarget;
}

public static MethodHandle wrapWithFraming(Signature signature, CallConfiguration callConfig, RubyModule implClass, String name, MethodHandle nativeTarget, StaticScope scope) {
  MethodHandle framePre = getFramePre(signature, callConfig, implClass, name, scope);
  if (framePre != null) {
    MethodHandle framePost = getFramePost(signature, callConfig);
    // break, return, redo handling
    boolean heapScoped = callConfig.scoping() != Scoping.None;
    boolean framed = callConfig.framing() != Framing.None;
    // post logic for frame
    nativeTarget = Binder
        .from(nativeTarget.type())
        .tryFinally(framePost)
        .invoke(nativeTarget);
    // pre logic for frame
    nativeTarget = foldArguments(nativeTarget, framePre);
    // call polling and call number increment
    nativeTarget = Binder
        .from(nativeTarget.type())
        .fold(Binder
            .from(nativeTarget.type().changeReturnType(void.class))
            .permute(0)
            .invokeStaticQuiet(lookup(), ThreadContext.class, "callThreadPoll"))
        .invoke(nativeTarget);
  }
  return nativeTarget;
}

.tryFinally(framePost)
.invoke(nativeTarget);

.tryFinally(framePost)
.invoke(nativeTarget);

.tryFinally(permuteArguments(BLOCK_ESCAPE, site.type().changeReturnType(void.class), site.type().parameterCount() - 1))
.invoke(target);

.tryFinally(permuteArguments(BLOCK_ESCAPE, site.type().changeReturnType(void.class), site.type().parameterCount() - 1))
.invoke(target);

.tryFinally(getBlockEscape(signature))
.invoke(mh);

.tryFinally(getBlockEscape(signature))
.invoke(mh);

.from(target.type())
.foldVoid(traceCall)
.tryFinally(traceReturn)
.invoke(target);

.from(target.type())
.foldVoid(traceCall)
.tryFinally(traceReturn)
.invoke(target);