I have a string array:
def invoices = [LEDES98BI V2,
LINE|INVOICE_DATE|INVOICE_NUMBER|INVOICE_TOTAL,
1|20150301|INV-Error_Test1|22,
2|20150301|INV-Error_Test1|24,
3|20150301|INV-Error_Test2|26,
4|20150301|INV-Error_Test2|28,]
I tried to convert it to HasMap<String, List<List>>
with key as invoice numbers(INV-Error_Test1
, INV-Error_Test2
) and the values are each invoice line:
[
INV-Error_Test2:[[3,20150301, INV-Error_Test2,26], [4,20150301, INV-Error_Test2,28]],
INV-Error_Test1:[[1,20150301, INV-Error_Test1,22], [2,20150301, INV-Error_Test1,24]]
]
And this is the method which converts the string array into <String, List<List>>
tokens:
def extractInvoiceLineItems(def invoices) {
Map invLineItems = new HashMap<String, ArrayList<ArrayList>>();
def lineItems = []
for(int i = 2; i<invoices.length; i++){
def tokens = invoices[i].split('\\|') as List
if(tokens.size != 1) {
lineItems.add(tokens)
}
}
for (int i=0; i< lineItems.size; i++) {
invNumber = lineItems.get(i).get(1)
if(invLineItems.keySet().find{it == invNumber}) {
templineItem = invLineItems.get(invNumber)
templineItem.add(lineItems.get(i))
invLineItems.put(invNumber,templineItem)
}
else {
def list = []
list.add(lineItems.get(i))
invLineItems.put(invNumber,list)
}
}
invLineItems
}
I am using lots of traditional for loops and am wondering whether it can be simplified further (using closures or any other way).