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| Original file line number | Diff line number | Diff line change |
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| <!DOCTYPE OMNotebook> | ||
| <Notebook> | ||
| <GroupCell closed="false" > | ||
| <GroupCell closed="false" > | ||
| <TextCell style="Title" > | ||
| <Text><html><head><meta name="qrichtext" content="1" /></head><body style=" white-space: pre-wrap; font-family:MS Shell Dlg; font-size:8.25pt; font-weight:400; font-style:normal; text-decoration:none;"><p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px; font-family:Arial; font-size:38pt; font-weight:600; color:#000000;">Exercise 1</p></body></html></Text> | ||
| </TextCell> | ||
| <GroupCell closed="false" > | ||
| <TextCell style="Section" > | ||
| <Text><html><head><meta name="qrichtext" content="1" /></head><body style=" white-space: pre-wrap; font-family:MS Shell Dlg; font-size:8.25pt; font-weight:400; font-style:normal; text-decoration:none;"><p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px; font-family:Times; font-size:18pt; font-weight:600; color:#000000;">Access Control</p></body></html></Text> | ||
| </TextCell> | ||
| <TextCell style="Text" > | ||
| <Text><html><head><meta name="qrichtext" content="1" /></head><body style=" white-space: pre-wrap; font-family:MS Shell Dlg; font-size:8.25pt; font-weight:400; font-style:normal; text-decoration:none;"><p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px; font-family:Times New Roman; font-size:12pt; color:#000000;"><br />Complete the classes <span style=" font-family:Courier New;">Access </span>and<span style=" font-family:Courier New;"> Acc </span>below. The variable <span style=" font-family:Courier New;">acc</span> is an instance of the class <span style=" font-family:Courier New;">Acc</span>, which contains the variables <span style=" font-family:Courier New;">a, b, c, d</span> and <span style=" font-family:Courier New;">e</span>, where <span style=" font-family:Courier New;">d</span> and <span style=" font-family:Courier New;">e</span> are protected. Where can the variables be set? Set a = 7.4 in the class Access.</p></body></html></Text> | ||
| </TextCell> | ||
| <InputCell style="Input" closed="true" > | ||
| <Input>class Access | ||
| ... | ||
| equation | ||
| ... | ||
| end Access;</Input> | ||
| <Output></Output> | ||
| </InputCell> | ||
| <TextCell style="Text" > | ||
| <Text><html><head><meta name="qrichtext" content="1" /></head><body style=" white-space: pre-wrap; font-family:MS Shell Dlg; font-size:8.25pt; font-weight:400; font-style:normal; text-decoration:none;"><p style="-qt-paragraph-type:empty; margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px; font-family:Times New Roman; font-size:12pt; color:#000000;"></p></body></html></Text> | ||
| </TextCell> | ||
| <InputCell style="Input" closed="true" > | ||
| <Input>class AccessInst | ||
| Access acc; | ||
| end AccessInst;</Input> | ||
| <Output></Output> | ||
| </InputCell> | ||
| <GroupCell closed="false" > | ||
| <TextCell style="Subsection" > | ||
| <Text><html><head><meta name="qrichtext" content="1" /></head><body style=" white-space: pre-wrap; font-family:MS Shell Dlg; font-size:8.25pt; font-weight:400; font-style:normal; text-decoration:none;"><p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px; font-family:Times; font-size:14pt; font-weight:600; color:#000000;">Answer</p></body></html></Text> | ||
| </TextCell> | ||
| <TextCell style="Text" > | ||
| <Text><html><head><meta name="qrichtext" content="1" /></head><body style=" white-space: pre-wrap; font-family:MS Shell Dlg; font-size:8.25pt; font-weight:400; font-style:normal; text-decoration:none;"><p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px; font-family:Times New Roman; font-size:12pt; color:#000000;">The public variables <span style=" font-family:Courier New;">a, b</span> and <span style=" font-family:Courier New;">c</span> can be set in either class, while <span style=" font-family:Courier New;">d</span> and <span style=" font-family:Courier New;">e</span> must be set in class <span style=" font-family:Courier New;">Acc</span>. The variable a must be a parameter, since we want to change it in the class Access.</p></body></html></Text> | ||
| </TextCell> | ||
| <InputCell style="Input" closed="false" > | ||
| <Input>class Access | ||
| parameter Real a; | ||
| Real b; | ||
| Real c; | ||
| protected | ||
| Integer d, e; | ||
| equation | ||
| b = 2.0; | ||
| c = 1.3; | ||
| d = 5; | ||
| e = 7; | ||
| end Access;</Input> | ||
| <Output>Ok</Output> | ||
| </InputCell> | ||
| <TextCell style="Text" > | ||
| <Text><html><head><meta name="qrichtext" content="1" /></head><body style=" white-space: pre-wrap; font-family:MS Shell Dlg; font-size:8.25pt; font-weight:400; font-style:normal; text-decoration:none;"><p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px; font-family:Times New Roman; font-size:12pt; color:#000000;"><br />Since a is a parameter it can not be changed during simulation, so it can not be modified in the equation section.</p></body></html></Text> | ||
| </TextCell> | ||
| <InputCell style="Input" closed="false" > | ||
| <Input>class AccessInst | ||
| Access acc(a = 7.4); | ||
| end AccessInst;</Input> | ||
| <Output>Ok</Output> | ||
| </InputCell> | ||
| <TextCell style="Text" > | ||
| <Text><html><head><meta name="qrichtext" content="1" /></head><body style=" white-space: pre-wrap; font-family:MS Shell Dlg; font-size:8.25pt; font-weight:400; font-style:normal; text-decoration:none;"><p style="-qt-paragraph-type:empty; margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px; font-family:Times New Roman; font-size:12pt; color:#000000;"></p></body></html></Text> | ||
| </TextCell> | ||
| <GroupCell closed="false" > | ||
| <TextCell style="Subsubsection" > | ||
| <Text><html><head><meta name="qrichtext" content="1" /></head><body style=" white-space: pre-wrap; font-family:MS Shell Dlg; font-size:8.25pt; font-weight:400; font-style:normal; text-decoration:none;"><p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px; font-family:Times; font-size:12pt; font-weight:600; color:#000000;">Simulation of Access and AccessInst</p></body></html></Text> | ||
| </TextCell> | ||
| <InputCell style="Input" closed="false" > | ||
| <Input>simulate( Access );</Input> | ||
| <Output>[done]</Output> | ||
| </InputCell> | ||
| <TextCell style="Output" > | ||
| <Text><html><head><meta name="qrichtext" content="1" /></head><body style=" white-space: pre-wrap; font-family:MS Shell Dlg; font-size:8.25pt; font-weight:400; font-style:normal; text-decoration:none;"><p style="-qt-paragraph-type:empty; margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px; font-family:Courier New; font-size:11pt; color:#000000;"></p></body></html></Text> | ||
| </TextCell> | ||
| <InputCell style="Input" closed="false" > | ||
| <Input>simulate( AccessInst );</Input> | ||
| <Output>[done]</Output> | ||
| </InputCell> | ||
| <TextCell style="Output" > | ||
| <Text><html><head><meta name="qrichtext" content="1" /></head><body style=" white-space: pre-wrap; font-family:MS Shell Dlg; font-size:8.25pt; font-weight:400; font-style:normal; text-decoration:none;"><p style="-qt-paragraph-type:empty; margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px; font-family:Courier New; font-size:11pt; color:#000000;"></p></body></html></Text> | ||
| </TextCell> | ||
| </GroupCell> | ||
| </GroupCell> | ||
| </GroupCell> | ||
| </GroupCell> | ||
| </GroupCell> | ||
| </Notebook> |
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