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Difference between revisions of "VJET/Semantic Comparison - Java and vjojs"
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− | + | The following tables summarize the semantic similarities between Java and VjO. | |
− | + | ||
− | + | ||
− | + | {| style="background-color:#F9F9F9;border:1px solid #AAAAAA;border-collapse:collapse;color:black; margin:1em 0;" | |
+ | |- | ||
+ | ! style="background-color:#F2F2F2;text-align:center;border:1px solid #AAAAAA;padding:0.2em;" | Semantic | ||
+ | ! style="background-color:#F2F2F2;text-align:center;border:1px solid #AAAAAA;padding:0.2em;" | Java | ||
+ | ! style="background-color:#F2F2F2;text-align:center;border:1px solid #AAAAAA;padding:0.2em;" | VJET VJO | ||
+ | |- | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Declare a Namespace | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | package vjo.x.y | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | vjo.ctype("vjo.x.y.Z") // where Z is the name of a class. | ||
+ | </source> | ||
+ | |||
+ | |- | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Import a Class | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | import vjo.utils.X | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | .needs("vjo.utils.X") | ||
+ | </source> | ||
+ | |} | ||
+ | === Type Definitions and Manipulation === | ||
+ | {| style="background-color:#F9F9F9;border:1px solid #AAAAAA;border-collapse:collapse;color:black; margin:1em 0;" | ||
+ | |- | ||
+ | ! style="background-color:#F2F2F2;text-align:center;border:1px solid #AAAAAA;padding:0.2em;" | Semantic | ||
+ | ! style="background-color:#F2F2F2;text-align:center;border:1px solid #AAAAAA;padding:0.2em;" | Java | ||
+ | ! style="background-color:#F2F2F2;text-align:center;border:1px solid #AAAAAA;padding:0.2em;" | VJET VJO | ||
+ | |- | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Define a Class | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript">class X{}</source> | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | vjo.ctype("<namespace>.X") | ||
+ | </source> | ||
+ | |||
+ | |- | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Define an Interface | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript">interface Y{}</source> | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | vjo.itype("<namespace>.Y") | ||
+ | </source> | ||
+ | |- | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Define an Enum | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript">enum E{}</source> | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | vjo.etype("<namespace>.E") | ||
+ | </source> | ||
− | == | + | |- |
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Define an Abstract Class | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript">abstract class Z{}</source> | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | //> abstract | ||
+ | vjo.ctype("<namespace>.Z") | ||
+ | </source> | ||
+ | |- | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Define an Inner Class | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript">class X{}</source> | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | X : vjo.ctype() | ||
+ | </source> | ||
− | + | |- | |
− | + | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Modify a Type | |
− | + | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript">final class R{};</source> | |
− | + | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | |
− | + | //> final | |
− | + | vjo.ctype("vjo.R") | |
− | + | </source> | |
− | + | ||
− | + | ||
− | + | ||
− | + | ||
− | == | + | |- |
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Define a Constructor | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript">D(){}</source> | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | constructs: function(){} | ||
+ | </source> | ||
− | + | |- | |
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Overload a Constructor | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript">D(int arg){} | ||
+ | D(String arg){}</source> | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | //>public void constructs(int arg) | ||
+ | //>public void constructs(String arg) | ||
+ | constructs:function(arg){} | ||
+ | </source> | ||
− | + | |- | |
− | + | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Call a Super Constructor | |
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript">super()</source> | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | this.base() | ||
+ | </source> | ||
− | === | + | |- |
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Call a Super Constructor with Arguments | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript">super(arg)</source> | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | this.base(arg) | ||
+ | </source> | ||
− | + | |- | |
− | + | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Call a Super Method | |
− | + | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript">super.doIt()</source> | |
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | this.base.doIt() | ||
+ | </source> | ||
− | + | |- | |
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Extend a Class | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript">class X extends Y</source> | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | vjo.ctype("<namespace>.X") | ||
+ | .inherits("<namespace>.Y") | ||
+ | </source> | ||
+ | |- | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Implement an Interface | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript">class X implements Y</source> | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | vjo.ctype("<namespace>.X") | ||
+ | .satisfies("<namespace>.Y") | ||
+ | </source> | ||
− | === | + | |- |
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Implement an Instance Method | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript">void setName(String name)</source> | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | .protos({ | ||
+ | setName: function(String name) | ||
+ | </source> | ||
+ | |- | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Implement a Static Method | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript">static void setName(String name)</source> | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | .props({ | ||
+ | setName: function(String name) | ||
+ | }) | ||
+ | </source> | ||
− | + | |- | |
− | # | + | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Implement a Static Initializer |
− | # | + | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript">{// static initialization here |
+ | static{...}</source> | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | // static initialization here | ||
+ | .inits(function(){...}) | ||
+ | </source> | ||
+ | |} | ||
− | |||
− | # | + | ==== Declarations ==== |
− | # | + | |
− | # | + | {| style="background-color:#F9F9F9;border:1px solid #AAAAAA;border-collapse:collapse;color:black; margin:1em 0;" |
− | # | + | |- |
− | [[Category:VJET]] | + | ! style="background-color:#F2F2F2;text-align:center;border:1px solid #AAAAAA;padding:0.2em;" | To Declare |
+ | ! style="background-color:#F2F2F2;text-align:center;border:1px solid #AAAAAA;padding:0.2em;" | Java | ||
+ | ! style="background-color:#F2F2F2;text-align:center;border:1px solid #AAAAAA;padding:0.2em;" | VJET VJO | ||
+ | |- | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Enum Constants | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | public enum Days { | ||
+ | MON,TUE,WED,THU,FRI,SAT,SUN | ||
+ | } | ||
+ | </source> | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | vjo.etype('<namespace>.Days') | ||
+ | .values('MON,TUE,WED,THU,FRI,SAT,SUN') | ||
+ | </source> | ||
+ | |||
+ | |- | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Argument Types | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | void setName(String name){} | ||
+ | </source> | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | //> void setName(String name) | ||
+ | setName : function(name){} | ||
+ | </source> | ||
+ | |||
+ | |- | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Method Scope | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | public void setName(String name){} | ||
+ | </source> | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | //>public void setName(String name) | ||
+ | setName : function(name){} | ||
+ | </source> | ||
+ | |||
+ | |- | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Return Type | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | public X getIt(){} | ||
+ | </source> | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | //> public X getIt() | ||
+ | getIt : function(){} | ||
+ | </source> | ||
+ | |||
+ | |- | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Overloaded Method | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | public X getIt(String x) | ||
+ | public X getIt(int x) | ||
+ | </source> | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | //>public X getIt(String x) | ||
+ | //>public X getIt(int x) | ||
+ | getIt:function(x) {} | ||
+ | </source> | ||
+ | |||
+ | |- | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Method with Variable Arguments | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | public X getIt(String... x) | ||
+ | </source> | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | //>public X getIt(String... x) | ||
+ | getIt:function(x) {} | ||
+ | </source> | ||
+ | |||
+ | |- | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | Local Variable | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | int x = 10; | ||
+ | String s = "hello"; | ||
+ | final boolean ok = false; | ||
+ | </source> | ||
+ | | style="border:1px solid #AAAAAA;padding: 0.2em;" | <source lang="javascript"> | ||
+ | var x = 10; //< int | ||
+ | var s = 'hello'; //< String | ||
+ | var ok = false; //< final boolean | ||
+ | </source> | ||
+ | |||
+ | |} | ||
+ | |||
+ | |||
+ | [[Category:VJET|VJOJS]] | ||
+ | [[Category:JavaScript]] |
Latest revision as of 19:26, 2 May 2013
The following tables summarize the semantic similarities between Java and VjO.
Semantic | Java | VJET VJO |
---|---|---|
Declare a Namespace | package vjo.x.y | vjo.ctype("vjo.x.y.Z") // where Z is the name of a class. |
Import a Class | import vjo.utils.X | .needs("vjo.utils.X") |
Type Definitions and Manipulation
Semantic | Java | VJET VJO |
---|---|---|
Define a Class | class X{} |
vjo.ctype("<namespace>.X") |
Define an Interface | interface Y{} |
vjo.itype("<namespace>.Y") |
Define an Enum | enum E{} |
vjo.etype("<namespace>.E") |
Define an Abstract Class | abstract class Z{} |
//> abstract vjo.ctype("<namespace>.Z") |
Define an Inner Class | class X{} |
X : vjo.ctype() |
Modify a Type | final class R{}; |
//> final vjo.ctype("vjo.R") |
Define a Constructor | D(){} |
constructs: function(){} |
Overload a Constructor | D(int arg){} D(String arg){} |
//>public void constructs(int arg) //>public void constructs(String arg) constructs:function(arg){} |
Call a Super Constructor | super() |
this.base() |
Call a Super Constructor with Arguments | super(arg) |
this.base(arg) |
Call a Super Method | super.doIt() |
this.base.doIt() |
Extend a Class | class X extends Y |
vjo.ctype("<namespace>.X") .inherits("<namespace>.Y") |
Implement an Interface | class X implements Y |
vjo.ctype("<namespace>.X") .satisfies("<namespace>.Y") |
Implement an Instance Method | void setName(String name) |
.protos({ setName: function(String name) |
Implement a Static Method | static void setName(String name) |
.props({ setName: function(String name) }) |
Implement a Static Initializer | {// static initialization here static{...} |
// static initialization here .inits(function(){...}) |
Declarations
To Declare | Java | VJET VJO |
---|---|---|
Enum Constants | public enum Days { MON,TUE,WED,THU,FRI,SAT,SUN } |
vjo.etype('<namespace>.Days') .values('MON,TUE,WED,THU,FRI,SAT,SUN') |
Argument Types | void setName(String name){} |
//> void setName(String name) setName : function(name){} |
Method Scope | public void setName(String name){} |
//>public void setName(String name) setName : function(name){} |
Return Type | public X getIt(){} |
//> public X getIt() getIt : function(){} |
Overloaded Method | public X getIt(String x) public X getIt(int x) |
//>public X getIt(String x) //>public X getIt(int x) getIt:function(x) {} |
Method with Variable Arguments | public X getIt(String... x) |
//>public X getIt(String... x) getIt:function(x) {} |
Local Variable | int x = 10; String s = "hello"; final boolean ok = false; |
var x = 10; //< int var s = 'hello'; //< String var ok = false; //< final boolean |