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  • JSDataSourceNode

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padding0px
width80px

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Table Row (tr)
styleheight: 30px;
Table Head (th)
colspan2
Method Summary

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Table Cell (td)
JSCalculation

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DO NOT EDIT THE CONTENT OF THIS PAGE DIRECTLY (EXCEPT INSIDE THE DIV BELOW WITH ID=DESCRIPTION), UNLESS YOU KNOW WHAT YOU'RE DOING.
THE STRUCTURE OF THE CONTENT IS VITAL IN BEING ABLE TO AUTO UPDATE THE CONTENT THROUGH THE DOC GENERATOR.
Enter additional information related to this 'class' inside the {div} macro with 'id=description'
Divcache
styleindexdisplay:none

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iddescription

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true
refresh100d
showRefreshtrue
iddoc
titleRefresh page
showDatetrue
retryEnable

servoy sReturnTypes2100%height: 30px;2Supported ClientssWordListSmartClientsWordListWebClientsWordListNGClient

servoy sSummary12%30%58%height: 30px;3Methods SummaryGet an existing calculation for the datasource node.

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Table Cell (td)
JSCalculation[]

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Gets all the calculations for the datasource node.

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Table Cell (td)
String

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Get the data source for this node.

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Table Cell (td)
JSMethod
Get an existing foundset method for the datasource node.

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Table Cell (td)
JSMethod[]

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Gets all the foundset methods for the datasource node.

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Table Cell (td)
JSCalculation

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Creates a new calculation for the given code, the type will be the column where it could be build on (if name is a column name),

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else it will default to JSVariable.

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Table Cell (td)
JSCalculation

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Table Cell (td)
JSMethod

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Creates a new calculation for the given code and the type, if it builds on a column (name is a column name) then type will be ignored.

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Creates a new foundset method with the specified code.

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Table Cell (td)
Boolean

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Removes the calculation specified by name.

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Table Cell (td)
Boolean
Removes the foundset method specified by name.

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function

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servoy sDetail

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2100%height:30px

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Table Head (th)
colspan1
Method Details

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idgetCalculation-String
Table Row (tr)
idname
Table Cell (td)
getCalculation
Table Row (tr)
idsig
Table Cell (td)
Span
stylemargin-right: 5px;
JSCalculation
Span
stylefont-weight: bold;
getCalculation
Span
(name)
Table Row (tr)
iddes
Table Cell (td)
Div
classsIndent
Get an existing calculation for the datasource node.
Table Row (tr)
idprs
Table Cell (td)
Parameters
Div
classsIndent
{String} name - The name of the calculation
Table Row (tr)
idret
Table Cell (td)
Returns
Div
classsIndent
JSCalculation
Table Row (tr)
idsam
Table Cell (td)
Sample
Div
classsIndent
Code Block
languagejavascript
var calc = solutionModel.getDataSourceNode("db:/example_data/customers").newCalculation("function myCalculation() { return 123; }", JSVariable.INTEGER);
var calc2 = solutionModel.getDataSourceNode("db:/example_data/customers").newCalculation("function myCalculation2() { return '20'; }");
var calc3 = solutionModel.getDataSourceNode("db:/example_data/employees").newCalculation("function myCalculation3() { return 'Hello World!'; }",	JSVariable.TEXT);

var c = solutionModel.getDataSourceNode("db:/example_data/customers").getCalculation("myCalculation");
application.output("Name: " + c.getName() + ", Stored: " + c.isStored());

var allCalcs = solutionModel.getDataSourceNode("db:/example_data/customers").getCalculations();
for (var i = 0; i < allCalcs.length; i++) {
	application.output(allCalcs[i]);
}

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classlastDetailRow

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idgetCalculations
Table Row (tr)
idname
Table Cell (td)
getCalculations
Table Row (tr)
idsig
Table Cell (td)
Span
stylemargin-right: 5px;
JSCalculation[]
Span
stylefont-weight: bold;
getCalculations
Span
()
Table Row (tr)
iddes
Table Cell (td)
Div
classsIndent
Gets all the calculations for the datasource node.
Table Row (tr)
idret
Table Cell (td)
Returns
Div
classsIndent
JSCalculation[]
Table Row (tr)
idsam
Table Cell (td)
Sample
Div
classsIndent
Code Block
languagejavascript
var calc = solutionModel.getDataSourceNode("db:/example_data/customers").newCalculation("function myCalculation() { return 123; }", JSVariable.INTEGER);
var calc2 = solutionModel.getDataSourceNode("db:/example_data/customers").newCalculation("function myCalculation2() { return '20'; }");
var calc3 = solutionModel.getDataSourceNode("db:/example_data/employees").newCalculation("function myCalculation3() { return 'Hello World!'; }",	JSVariable.TEXT);

var c = solutionModel.getDataSourceNode("db:/example_data/customers").getCalculation("myCalculation");
application.output("Name: " + c.getName() + ", Stored: " + c.isStored());

var allCalcs = solutionModel.getDataSourceNode("db:/example_data/customers").getCalculations();
for (var i = 0; i < allCalcs.length; i++) {
	application.output(allCalcs[i]);
}

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classlastDetailRow

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idgetDataSource
Table Row (tr)
idname
Table Cell (td)
getDataSource
Table Row (tr)
idsig
Table Cell (td)
Span
stylemargin-right: 5px;
String
Span
stylefont-weight: bold;
getDataSource
Span
()
Table Row (tr)
iddes
Table Cell (td)
Div
classsIndent
Get the data source for this node.
Table Row (tr)
idret
Table Cell (td)
Returns
Div
classsIndent
String - the dataSource
Table Row (tr)
idsam
Table Cell (td)
Sample
Div
classsIndent
Code Block
languagejavascript
var nodeDataSource = solutionModel.getDataSourceNode("db:/example_data/customers").getDataSource();

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classlastDetailRow

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idgetMethod-String
Table Row (tr)
idname
Table Cell (td)
getMethod
Table Row (tr)
idsig
Table Cell (td)
Span
stylemargin-right: 5px;
JSMethod
Span
stylefont-weight: bold;
getMethod
Span
(name)
Table Row (tr)
iddes
Table Cell (td)
Div
classsIndent
Get an existing foundset method for the datasource node.
Table Row (tr)
idprs
Table Cell (td)
Parameters
Div
classsIndent
{String} name - The name of the method
Table Row (tr)
idret
Table Cell (td)
Returns
Div
classsIndent
JSMethod
Table Row (tr)
idsam
Table Cell (td)
Sample
Div
classsIndent
Code Block
languagejavascript
var method = solutionModel.getDataSourceNode("db:/example_data/orders").newMethod("function doubleSize() { return 2*getSize(); }");

application.output('Doubled orders for this customer: '+customers_to_orders.doubleSize())

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classlastDetailRow

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idgetMethods
Table Row (tr)
idname
Table Cell (td)
getMethods
Table Row (tr)
idsig
Table Cell (td)
Span
stylemargin-right: 5px;
JSMethod[]
Span
stylefont-weight: bold;
getMethods
Span
()
Table Row (tr)
iddes
Table Cell (td)
Div
classsIndent
Gets all the foundset methods for the datasource node.
Table Row (tr)
idret
Table Cell (td)
Returns
Div
classsIndent
JSMethod[]
Table Row (tr)
idsam
Table Cell (td)
Sample
Div
classsIndent
Code Block
languagejavascript
var method = solutionModel.getDataSourceNode("db:/example_data/orders").newMethod("function doubleSize() { return 2*getSize(); }");

application.output('Doubled orders for this customer: '+customers_to_orders.doubleSize())

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classlastDetailRow

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idnewCalculation-String
Table Row (tr)
idname
Table Cell (td)
newCalculation
Table Row (tr)
idsig
Table Cell (td)
Span
stylemargin-right: 5px;
JSCalculation
Span
stylefont-weight: bold;
newCalculation
Span
(code)
Table Row (tr)
iddes
Table Cell (td)
Div
classsIndent
Creates a new calculation for the given code, the type will be the column where it could be build on (if name is a column name),
else it will default to JSVariable.TEXT;

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idprs

...

classsIndent

...

2Methods DetailsgetCalculationname

getCalculation(name)

dessIndent
Get an existing calculation for the datasource node.
prs

Parameters

sIndentnameThe name of the calculation
ret

Returns

sIndent
clients

Supported Clients

sIndentSmartClient,WebClient,NGClient
sam

Sample

sIdentjavascript
lastDetailRow
getCalculationsname

getCalculations()

dessIndent
Gets all the calculations for the datasource node.
ret

Returns

sIndent
clients

Supported Clients

sIndentSmartClient,WebClient,NGClient
sam

Sample

sIdentjavascript
lastDetailRow
getDataSourcename

getDataSource()

dessIndent
Get the data source for this node.
ret

Returns

sIndent the dataSource
clients

Supported Clients

sIndentSmartClient,WebClient,NGClient
sam

Sample

sIdentjavascript
lastDetailRow
getMethodname

getMethod(name)

dessIndent
Get an existing foundset method for the datasource node.
prs

Parameters

sIndentnameThe name of the method
ret

Returns

sIndent
clients

Supported Clients

sIndentSmartClient,WebClient,NGClient
sam

Sample

sIdentjavascript
lastDetailRow
getMethodsname

getMethods()

dessIndent
Gets all the foundset methods for the datasource node.
ret

Returns

sIndent
clients

Supported Clients

sIndentSmartClient,WebClient,NGClient
sam

Sample

sIdentjavascript
lastDetailRow
newCalculationname

newCalculation(code)

dessIndent
Creates a new calculation for the given code, the type will be the column where it could be build on (if name is a column name),
else it will default to JSVariable.TEXT;
prs

Parameters

sIndentcodeThe code of the calculation, this must be a full function declaration.

...

ret

...

Returns

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sIndentclients

...

Supported Clients

sIndent

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idsam

...

classlastDetailRow

...

idnewCalculation-String_Number
Table Row (tr)
idname
Table Cell (td)
newCalculation

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idsig

...

Span
stylemargin-right: 5px;
JSCalculation
Span
stylefont-weight: bold;
newCalculation

...

SmartClient,WebClient,NGClientsam

Sample

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classsIndent

...

Code Block
languagejavascript
var calc = solutionModel.getDataSourceNode("db:/example_data/customers").newCalculation("function myCalculation() { return 123; }", JSVariable.INTEGER);
var calc2 = solutionModel.getDataSourceNode("db:/example_data/customers").newCalculation("function myCalculation2() { return '20'; }");
var calc3 = solutionModel.getDataSourceNode("db:/example_data/employees").newCalculation("function myCalculation3() { return 'Hello World!'; }",	JSVariable.TEXT);

var c = solutionModel.getDataSourceNode("db:/example_data/customers").getCalculation("myCalculation");
application.output("Name: " + c.getName() + ", Stored: " + c.isStored());

var allCalcs = solutionModel.getDataSourceNode("db:/example_data/customers").getCalculations();
for (var i = 0; i < allCalcs.length; i++) {
	application.output(allCalcs[i]);
}
sIdentjavascriptlastDetailRownewCalculationname

newCalculation(code, type)

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des

...

sIndent
Creates a new calculation for the given code and the type, if it builds on a column (name is a column name) then type will be ignored.

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prs

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Parameters

...

...

sIndent

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code

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The code of the calculation, this must be a full function declaration.

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type

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The type of the calculation, one of the JSVariable types.

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ret

...

Returns

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sIndentclients

...

Supported Clients

sIndent

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idsam

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classlastDetailRow

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idnewMethod-String
Table Row (tr)
idname
Table Cell (td)
newMethod
Table Row (tr)
idsig
Table Cell (td)
Span
stylemargin-right: 5px;
JSMethod
Span
stylefont-weight: bold;
newMethod
Span
(code)
Table Row (tr)
iddes
Table Cell (td)
Div
classsIndent
Creates a new foundset method with the specified code.

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idprs

...

classsIndent

...

SmartClient,WebClient,NGClientsam

Sample

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classsIndent

...

Code Block
languagejavascript
var calc = solutionModel.getDataSourceNode("db:/example_data/customers").newCalculation("function myCalculation() { return 123; }", JSVariable.INTEGER);
var calc2 = solutionModel.getDataSourceNode("db:/example_data/customers").newCalculation("function myCalculation2() { return '20'; }");
var calc3 = solutionModel.getDataSourceNode("db:/example_data/employees").newCalculation("function myCalculation3() { return 'Hello World!'; }",	JSVariable.TEXT);

var c = solutionModel.getDataSourceNode("db:/example_data/customers").getCalculation("myCalculation");
application.output("Name: " + c.getName() + ", Stored: " + c.isStored());

var allCalcs = solutionModel.getDataSourceNode("db:/example_data/customers").getCalculations();
for (var i = 0; i < allCalcs.length; i++) {
	application.output(allCalcs[i]);
}

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sIdentjavascriptlastDetailRownewMethodname

newMethod(code)

dessIndent
Creates a new foundset method with the specified code.
prs

Parameters

sIndentcodethe specified code for the foundset method

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ret

...

Returns

...

sIndent

...

...

a JSMethod objectclients

...

Supported Clients

sIndentSmartClient,WebClient,NGClient
sam

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classlastDetailRow

...

idremoveCalculation-String
Table Row (tr)
idname
Table Cell (td)
removeCalculation
Table Row (tr)
idsig
Table Cell (td)
Span
stylemargin-right: 5px;
Boolean
Span
stylefont-weight: bold;
removeCalculation
Span
(name)
Table Row (tr)
iddes
Table Cell (td)
Div
classsIndent
Removes the calculation specified by name.

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idprs

...

classsIndent

...

Sample

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classsIndent

...

Code Block
languagejavascript
var method = solutionModel.getDataSourceNode("db:/example_data/orders").newMethod("function doubleSize() { return 2*getSize(); }");

application.output('Doubled orders for this customer: '+customers_to_orders.doubleSize())

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sIdentjavascriptlastDetailRowremoveCalculationname

removeCalculation(name)

dessIndent
Removes the calculation specified by name.
prs

Parameters

sIndentnamethe name of the calculation to be removed

...

ret

...

Returns

...

sIndent

...

Table Row (tr)
idname
Table Cell (td)
removeMethod
Table Row (tr)
idsig
Table Cell (td)
Span
stylemargin-right: 5px;
Boolean
Span
stylefont-weight: bold;
removeMethod
Span
(name)
Table Row (tr)
iddes
Table Cell (td)
Div
classsIndent
Removes the foundset method specified by name.

...

idprs

...

classsIndent

...

true if the removal was successful, false otherwiseclients

Table Row (tr)
idsam
Table Cell (td)
Sample
Div
classsIndent
Code Block
languagejavascript
var calc1 = solutionModel.getDataSourceNode("db:/example_data/customers").newCalculation("function myCalculation1() { return 123; }", JSVariable.INTEGER);
var calc2 = solutionModel.getDataSourceNode("db:/example_data/customers").newCalculation("function myCalculation2() { return '20'; }");

var c = solutionModel.getDataSourceNode("db:/example_data/customers").getCalculation("myCalculation1");
application.output("Name: " + c.getName() + ", Stored: " + c.isStored());

solutionModel.getDataSourceNode("db:/example_data/customers").removeCalculation("myCalculation1");
c = solutionModel.getDataSourceNode("db:/example_data/customers").getCalculation("myCalculation1");
if (c != null) {
	application.output("myCalculation could not be removed.");
}

var allCalcs = solutionModel.getDataSourceNode("db:/example_data/customers").getCalculations();
for (var i = 0; i < allCalcs.length; i++) {
	application.output(allCalcs[i]);
}

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classlastDetailRow

...

idremoveMethod-String

...

Supported Clients

sIndentSmartClient,WebClient,NGClient
sam

Sample

sIdentjavascript
lastDetailRow
removeMethodname

removeMethod(name)

dessIndent
Removes the foundset method specified by name.
prs

Parameters

sIndentnamethe name of the method to be removed

...

ret

...

Returns

...

sIndent

...

true if the removal was successful, false otherwiseclients

...

Supported Clients

sIndentSmartClient,WebClient,NGClient
sam

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classlastDetailRow

...

Sample

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classsIndent

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Code Block
languagejavascript
var method1 = solutionModel.getDataSourceNode("db:/example_data/customers").newMethod("function myFoundsetMethod1() { return 123; }");
var method2 = solutionModel.getDataSourceNode("db:/example_data/customers").newCalculation("function myFoundsetMethod2() { return '20'; }");

var m = solutionModel.getDataSourceNode("db:/example_data/customers").getMethod("myFoundsetMethod1");
application.output("Name: " + m.getName());

solutionModel.getDataSourceNode("db:/example_data/customers").removeMethod("myFoundsetMethod1");
m = solutionModel.getDataSourceNode("db:/example_data/customers").getCalculation("myFoundsetMethod1");
if (m != null) { application.output("myFoundsetMethod1 could not be removed."); }

var allMethods = solutionModel.getDataSourceNode("db:/example_data/customers").getMethod();
for (var i = 0; i < allMethods; i++)
{
	application.output(allMethods[i]);
}
sIdentjavascriptlastDetailRow