Package jp.ac.kobe_u.cs.prolog.lang

Examples of jp.ac.kobe_u.cs.prolog.lang.JavaObjectTerm


    engine.setB0();
    Term a1;
    a1 = arg1;

    a1 = a1.dereference();
    if (!a1.unify(new JavaObjectTerm(engine), engine.trail)) {
      return engine.fail();
    }
    return cont;
  }
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  public Predicate exec(Prolog engine) {
    engine.setB0();
    Term a1;
    a1 = arg1;

    if (!a1.unify(new JavaObjectTerm(this), engine.trail)) {
      return engine.fail();
    }
    Predicate code = cont;
    int B = engine.stack.top();
    outOfScope = false;
    outOfLoop = false;
    engine.trail.add(new OutOfLoop(this));

    try {
      main_loop: while (true) {
        while (engine.exceptionRaised == 0) {
          // TODO check if this is correctly removed?
          // if (engine.control.thread == null)
          // break main_loop;
          if (outOfLoop) {
            break main_loop;
          }
          code = code.exec(engine);
        }
        switch (engine.exceptionRaised) {
        case 1: // halt/0
          break main_loop;
        case 2: // freeze/2
          throw new SystemException("freeze/2 is not supported yet");
          // Do something here
          // engine.exceptionRaised = 0 ;
          // break
        default:
          break main_loop;
        }
      }
    } catch (PrologException e) {
      if (outOfScope) {
        throw e;
      }
      engine.setException(engine.copy(e.getMessageTerm()));
      engine.cut(B);
      return engine.fail();
    } catch (Exception e) {
      if (outOfScope) {
        throw new JavaException(e);
      }
      engine.setException(new JavaObjectTerm(e));
      engine.cut(B);
      return engine.fail();
    }
    return code;
  }
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          throw new RepresentationException(this, 0, "character");
        }
      }
      return cont;
    } catch (IOException e) {
      throw new TermException(new JavaObjectTerm(e));
    }
  }
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          engine.trail)) {
        return engine.fail();
      }
      return cont;
    } catch (IOException e) {
      throw new TermException(new JavaObjectTerm(e));
    }
  }
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      pArgs = ((StructureTerm) a1).args();
      jArgs = new Object[arity];
      for (int i = 0; i < arity; i++) {
        pArgs[i] = pArgs[i].dereference();
        if (!pArgs[i].isJavaObject()) {
          pArgs[i] = new JavaObjectTerm(pArgs[i]);
        }
        jArgs[i] = pArgs[i].toJava();
      }
      for (Constructor constr : constrs) {
        if (checkParameterTypes(constr.getParameterTypes(), pArgs)) {
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  private Term toPrologTerm(Object obj) {
    if (Term.instanceOfTerm(obj)) {
      return (Term) obj;
    } else {
      return new JavaObjectTerm(obj);
    }
  }
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          engine.trail)) {
        return engine.fail();
      }
      return cont;
    } catch (IOException e) {
      throw new TermException(new JavaObjectTerm(e));
    }
  }
View Full Code Here

      if (!a2.unify(new IntegerTerm(c), engine.trail)) {
        return engine.fail();
      }
      return cont;
    } catch (IOException e) {
      throw new TermException(new JavaObjectTerm(e));
    }
  }
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    engine.setB0();
    Term a1;
    a1 = arg1;
    a1 = a1.dereference();
    if (a1.isVariable()) {
      ((VariableTerm) a1).bind(new JavaObjectTerm(engine
          .getCurrentOutput()), engine.trail);
    } else if (a1.isJavaObject()) {
      if (!a1.unify(new JavaObjectTerm(engine.getCurrentOutput()),
          engine.trail)) {
        return engine.fail();
      }
    } else {
      throw new IllegalDomainException(this, 1, "stream", a1);
View Full Code Here

  private Term toPrologTerm(Object obj) {
    if (Term.instanceOfTerm(obj)) {
      return (Term) obj;
    } else {
      return new JavaObjectTerm(obj);
    }
  }
View Full Code Here

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