On Jul 8, 11:21 am, [EMAIL PROTECTED] wrote:
> I've had success initializing my JS scope, injecting various Java
> objects using code like the following:
>
> String globalName = "SomeGlobal";
> Object jsObject = Context.javaToJS(anObject, this.jsScope);
> ScriptableObject.putProperty(jsScope, globalName, jsObject);
>
> Now I'd like to (in Java code) construct a JS array that contains JS
> objects. Each of the JS objects in the array is formed from a
> java.util.Map where the keys become property names and the values
> become property values. The values are to be native Java objects
> (presumably wrapped). The keys are strings.
>
> [{key1:value1, key2:value2, key3:value3},
> {key1:value1, key2:value2, key3:value3},
> {key1:value1, key2:value2, key3:value3},
> ...]
>
> I have the following utility method that builds the JS object
>
> public static Scriptable inputDataToJSArray(Workbook wb, Scriptable
> scope,
> Context context) {
> Iterator<Map<String, Object>> rowIterator = WorkbookDataUtil
> .createInputDataRowInterator(wb);
> // Create a JS array for the return value
> Scriptable returnJSArray = context.newArray(scope, 1);
> // For every row create a new JS object and insert it
> int rowIndex = 0;
> while(rowIterator.hasNext()) {
> Scriptable rowJSObject = context.newObject(scope);
> Map<String,Object> rowMap = rowIterator.next();
> for (Map.Entry<String, Object> columnEntry :
> rowMap.entrySet()) {
> String columnName = columnEntry.getKey();
> Object cellValue = columnEntry.getValue();
> scope.put(columnName, rowJSObject,
> Context.javaToJS(cellValue,
> rowJSObject));
> }
> scope.put(rowIndex, returnJSArray, rowJSObject);
> rowIndex++;
> }
> return returnJSArray;
> }
>
> And I add the result to my scope using:
>
> protected void addToScopeJS(String globalName, Object jsObject,
> org.apache.commons.chain.Context chainContext) {
> logger.trace("addToScope - added {} to scope as global name
> {}",
> jsObject.toString(), globalName);
> ScriptableObject.putProperty(jsScope, globalName, jsObject);
> chainContext.put(globalName, jsObject);
> }
>
> Note: globalName = "InputData"
>
> But in my scripts, when I attempt to access the properties of each row
> I get undefined (see row["First_Name"] & row["Last_Name"]):
>
> function main1() {
> Logger.trace("Begin UploadHelloService.js");
> var aSheet = OutputWorkbook.createSheet("SayHello Results", 0);
> var rowIndex = 1;
> addLabelCell("Response",aSheet,0,0);
> var row;
> var column;
> var response;
> for(row in InputData) {
> response = sayHello(row["First_Name"],row["Last_Name"]);
> addLabelCell(response,aSheet,rowIndex,0);
> }
> Logger.trace("End UploadHelloService.js");
>
> }
>
> I've done detailed inspection of the JS array and contained JS objects
> in the debugger and they appear to be well formed. I've tried
> variants where I don't call javaToJS and turning off primitive
> wrapping to no avail.
>
> Any hints greatly appreciated,
>
> Ron
>From a quick scan of your code I think the problem is here:
scope.put(columnName, rowJSObject, Context.javaToJS(cellValue,
rowJSObject));
I think you want to change it to
returnJSArray.put(columnName, rowJSObject,
Context.javaToJS(cellValue, rowJSObject));
--N
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