void IOnBehalfAware.SetInterceptedComponentModel(ComponentModel target)
{
Contract.Ensures(_MetaInfo != null);
Contract.Assume(target != null && target.Implementation != null);
_MetaInfo = _Store.GetMetaFromType(target.Implementation);
_State = InterceptorState.Initialized;
}
private void SetInterceptedComponentModel(ParentServiceRequestInfo target)
{
Contract.Ensures(_MetaInfo != null);
Contract.Assume(target.ImplementationType != null);
_MetaInfo = _Store.GetMetaFromType(target.ImplementationType);
_State = InterceptorState.Initialized;
}
void IInterceptor.Intercept(IInvocation invocation)
{
Contract.Assume(_State == InterceptorState.Active || _State == InterceptorState.Initialized);
Contract.Assume(invocation != null);
var txManagerC = _Container.Resolve <TransactionManager>();
ITransactionManager txManager = txManagerC;
var mTxMethod = _MetaInfo.Do(x => x.AsTransactional(invocation.MethodInvocationTarget ?? invocation.Method));
var mTxData = mTxMethod.Do(x => txManager.CreateTransaction(x));
_State = InterceptorState.Active;
try
{
if (!mTxData.HasValue)
{
if (mTxMethod.HasValue && mTxMethod.Value.Mode == TransactionScopeOption.Suppress)
{
if (_Logger.IsEnabled(LogLevel.Information))
{
_Logger.LogInformation("supressing ambient transaction");
}
using (new TxScope(null, _AutoTxOptions.AmbientTransaction, _LoggerFactory.CreateChildLogger("TxScope", GetType())))
invocation.Proceed();
}
else
{
invocation.Proceed();
}
return;
}
var transaction = mTxData.Value.Transaction;
Contract.Assume(transaction.State == TransactionState.Active,
"from post-condition of ITransactionManager CreateTransaction in the (HasValue -> ...)-case");
if (mTxData.Value.ShouldFork)
{
if (_AutoTxOptions.AmbientTransaction == AmbientTransactionOption.Disabled)
{
throw new TransactionException("Forking is not supported if ambient transactions are disabled");
}
var task = ForkCase(invocation, mTxData.Value);
txManagerC.EnlistDependentTask(task);
}
else
{
SynchronizedCase(invocation, transaction);
}
}
finally
{
_Container.Release(txManagerC);
}
}
void IInterceptor.Intercept(IInvocation invocation)
{
Contract.Assume(_State == InterceptorState.Active || _State == InterceptorState.Initialized);
Contract.Assume(invocation != null);
var txManagerC = _Kernel.Resolve <TransactionManager>();
ITransactionManager txManager = txManagerC;
var mTxMethod = _MetaInfo.Do(x => x.AsTransactional(invocation.MethodInvocationTarget ?? invocation.Method));
var mTxData = mTxMethod.Do(x => txManager.CreateTransaction(x));
_State = InterceptorState.Active;
try
{
if (!mTxData.HasValue)
{
if (mTxMethod.HasValue && mTxMethod.Value.Mode == TransactionScopeOption.Suppress)
{
_Logger.Info("supressing ambient transaction");
if (_Logger.IsInfoEnabled)
{
_Logger.Info("supressing ambient transaction");
}
using (new TxScope(null, _Logger.CreateChildLogger("TxScope")))
invocation.Proceed();
}
else
{
invocation.Proceed();
}
return;
}
var transaction = mTxData.Value.Transaction;
Contract.Assume(transaction.State == TransactionState.Active,
"from post-condition of ITransactionManager CreateTransaction in the (HasValue -> ...)-case");
if (mTxData.Value.ShouldFork)
{
var task = ForkCase(invocation, mTxData.Value);
txManagerC.EnlistDependentTask(task);
}
else if (typeof(Task).IsAssignableFrom(invocation.MethodInvocationTarget.ReturnType))
{
AsyncCase(invocation, transaction);
}
else
{
SynchronizedCase(invocation, transaction);
}
}
finally
{
_Kernel.ReleaseComponent(txManagerC);
}
}
public TransactionInterceptor(IKernel kernel, ITransactionMetaInfoStore store)
{
Contract.Requires(kernel != null, "kernel must be non null");
Contract.Requires(store != null, "store must be non null");
Contract.Ensures(_State == InterceptorState.Constructed);
_Kernel = kernel;
_Store = store;
_State = InterceptorState.Constructed;
}
public TransactionInterceptor(IKernel kernel, ITransactionMetaInfoStore store)
{
Contract.Requires(kernel != null, "kernel must be non null");
Contract.Requires(store != null, "store must be non null");
Contract.Ensures(_State == InterceptorState.Constructed);
_Logger.Debug("created transaction interceptor");
_Kernel = kernel;
_Store = store;
_State = InterceptorState.Constructed;
}
void IInterceptor.Intercept(IInvocation invocation)
{
Contract.Assume(_State == InterceptorState.Active || _State == InterceptorState.Initialized);
Contract.Assume(invocation != null);
var txManagerC = _Kernel.Resolve<TransactionManager>();
ITransactionManager txManager = txManagerC;
var mTxMethod = _MetaInfo.Do(x => x.AsTransactional(invocation.Method.DeclaringType.IsInterface
? invocation.MethodInvocationTarget
: invocation.Method));
var mTxData = mTxMethod.Do(x => txManager.CreateTransaction(x));
_State = InterceptorState.Active;
try
{
if (!mTxData.HasValue)
{
if (mTxMethod.HasValue && mTxMethod.Value.Mode == TransactionScopeOption.Suppress)
{
if (_Logger.IsInfoEnabled)
_Logger.Info("supressing ambient transaction");
using (new TxScope(null, _Logger.CreateChildLogger("TxScope")))
invocation.Proceed();
}
else invocation.Proceed();
return;
}
var transaction = mTxData.Value.Transaction;
Contract.Assume(transaction.State == TransactionState.Active,
"from post-condition of ITransactionManager CreateTransaction in the (HasValue -> ...)-case");
if (mTxData.Value.ShouldFork)
{
var task = ForkCase(invocation, mTxData.Value);
txManagerC.EnlistDependentTask(task);
}
else SynchronizedCase(invocation, transaction);
}
finally
{
_Kernel.ReleaseComponent(txManagerC);
}
}
public TransactionInterceptor(IContainer container, ITransactionMetaInfoStore store, ParentServiceRequestInfo parentServiceRequestInfo, AutoTxOptions autoTxOptions, ILoggerFactory loggerFactory)
{
Contract.Requires(container != null, "container must be non null");
Contract.Requires(store != null, "store must be non null");
Contract.Ensures(_State == InterceptorState.Constructed);
_Container = container;
_Store = store;
_AutoTxOptions = autoTxOptions;
_LoggerFactory = loggerFactory;
_Logger = loggerFactory.CreateLogger(GetType());
_State = InterceptorState.Constructed;
_Logger.LogDebug($"created transaction interceptor for {parentServiceRequestInfo.ImplementationType}");
SetInterceptedComponentModel(parentServiceRequestInfo);
}
void IInterceptor.Intercept(IInvocation invocation)
{
Contract.Assume(_State == InterceptorState.Active || _State == InterceptorState.Initialized);
Contract.Assume(invocation != null);
var txManager = _Kernel.Resolve<ITransactionManager>();
var mTxMethod = _MetaInfo.Do(x => x.AsTransactional(invocation.Method.DeclaringType.IsInterface
? invocation.MethodInvocationTarget
: invocation.Method));
var mTxData = mTxMethod.Do(x => txManager.CreateTransaction(x));
_State = InterceptorState.Active;
if (!mTxData.HasValue)
{
if (mTxMethod.HasValue && mTxMethod.Value.Mode == TransactionScopeOption.Suppress)
using (new TransactionScope(null))
invocation.Proceed();
else invocation.Proceed();
return;
}
var transaction = mTxData.Value.Transaction;
Contract.Assume(transaction.State == TransactionState.Active,
"from post-condition of ITransactionManager CreateTransaction in the (HasValue -> ...)-case");
// TODO 3.0GA: implement functionality for getting tasks and awating them
#pragma warning disable 168
Task forkCase;
#pragma warning restore 168
if (mTxData.Value.ShouldFork)
// TODO: Handle case where child transaction aborts and task is never waited upon!
ForkCase(invocation, mTxData.Value);
else
SynchronizedCase(invocation, transaction);
}
public override void Update()
{
base.Update();
if (aggroed)
{
if (interceptorState == InterceptorState.Attack)
{
interceptDestination = AggroTarget.position + Vector3.up * interceptDistanceFromPlayer;
MoveTowardsVector(interceptDestination);
if (canFire && WithinFiringRange(AggroTarget))
{
Shoot();
}
if (Vector3.Distance(interceptDestination, transform.position) < 7.5f)
{
speedMultiplier = 1.0f;
interceptorState = InterceptorState.LoopAround;
}
}
else if (interceptorState == InterceptorState.LoopAround)
{
Vector3 targetDir = AggroTarget.position - transform.position;
// The step size is equal to speed times frame time.
float step = rotateSpeed * Time.deltaTime;
Vector3 newDir = Vector3.RotateTowards(transform.forward, targetDir, step, 0.0f);
// Move our position a step closer to the target.
transform.rotation = Quaternion.LookRotation(newDir);
transform.eulerAngles = new Vector3(0, transform.eulerAngles.y, 0);
MoveInDirection(transform.forward, false);
Vector3 targetPositionSameYPos = new Vector3(AggroTarget.position.x, transform.position.y, AggroTarget.position.z);
Vector3 targetDirSameYPos = targetPositionSameYPos - transform.position;
if (Vector3.Angle(transform.forward, targetDirSameYPos) < 10.0f)
{
speedMultiplier = 0.7f;
interceptorState = InterceptorState.Attack;
}
}
else
{
MoveTowardsTransform(AggroTarget);
if (WithinFiringRange(AggroTarget))
{
speedMultiplier = 0.7f;
interceptorState = InterceptorState.Attack;
}
}
}
else
{
speedMultiplier = 1.0f;
interceptorState = InterceptorState.Approach;
MoveInDirection(transform.forward);
}
}
void IOnBehalfAware.SetInterceptedComponentModel(ComponentModel target)
{
Contract.Ensures(_MetaInfo != null);
Contract.Assume(target != null && target.Implementation != null);
_MetaInfo = _Store.GetMetaFromType(target.Implementation);
_State = InterceptorState.Initialized;
}
