at:tutorial:actors
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at:tutorial:actors [2007/05/15 19:35] – * tvcutsem | at:tutorial:actors [2007/07/18 09:12] – Adding elisag | ||
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As you can see, actors are created similar to objects. The '' | As you can see, actors are created similar to objects. The '' | ||
- | So what exactly is a far reference to an object? The terminology stems from the E language: it is an object reference that refers to an object hosted by another actor. The main difference between regular object references and far references is that regular references allow direct, synchronous access to an object, while far references | + | So what exactly is a far reference to an object? The terminology stems from the E language: it is an object reference that refers to an object hosted by another actor. The main difference between regular object references and far references is that regular references allow direct, synchronous access to an object, while far references |
+ | |||
+ | < | ||
+ | If the object referred to by a far reference is tagged with one or more type tags, the far reference itself is tagged with the same type tags. Hence, an object located on a remote actor can be tested for its types // | ||
+ | </ | ||
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+ | The figure | ||
+ | |||
+ | {{: | ||
- | Note that, if the object referred to by a far reference is striped with one or more stripes, the far reference itself is striped with the same stripes. Hence, an object located on a remote actor can be tested for its stripes // | ||
===== Asynchronous Message Sending ===== | ===== Asynchronous Message Sending ===== | ||
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}; | }; | ||
}; | }; | ||
- | >>< | + | >>< |
</ | </ | ||
- | The '' | + | The '' |
An isolate differs from a regular object as follows: | An isolate differs from a regular object as follows: | ||
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</ | </ | ||
- | Or, you can specify a stripe | + | Or, you can specify a type tag to only catch specific exceptions: |
< | < | ||
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When the future for ''< | When the future for ''< | ||
- | ==== Futures and Striped | + | ==== Futures and Annotated |
- | As previously explained, there are two modes for enabling futures in AmbientTalk. Invoking '' | + | As previously explained, there are two modes for enabling futures in AmbientTalk. Invoking '' |
- | When a message send is striped | + | When a message send is annotated |
< | < | ||
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</ | </ | ||
- | When a message send is striped | + | When a message send is annotated |
< | < |
at/tutorial/actors.txt · Last modified: 2020/02/05 21:26 by elisag