# QData

**Data modifiers**: After reading data from any source such as Excel Smarty, Test Data Sheets, API, Database,  modifiers will be activated. Qatts has rich library of modifiers defined. On a dataset (QData) many modifiers can be configured to operate in sequential batches. Modifiers has to configured using product element properties.

Property name syntax: modifier.batch**\[number]**.**\[Source Data Name].to.\[Result Data Name]**

**Source Data Name:** Source Data Name is the data key name on which data modification has to be done. if the data value is empty modifiers will not be executed. 

**Result Data Name:** Result Data Name is the data key name in which result of the modifier will be saved.

**Batch Number:** In some cases modifier has to be operated in a sequence. Use incremental numbers with prefix **batch**. All modifiers in a batch will be executed in any order. 

Property value syntax: **convertTo**:delimiter.\[Delimiter String/Char]

**Date Conversion:** Converting basic data to advanced data types

Expression to use: **convertTo**:delimiter.\[Delimiter String/Char]

Predefined Delimiters:  comma, dot, hash, hyphen

Custom Delimiter: must be defined in square brackets. Some examples:

**`delimiter.[and]`**` ``word and is delimiter`

**`delimiter.[break by]`**` ``word break by is delimiter`

**`delimiter.[']`**` ``character single quote is delimiter`

**Moving Data**: Moving data from one element to another element.

Expression to use:

**moveTo**:keyName.\[Child Column Name]:keyValue.\[Child Column Data]

Methods

String getKey()

boolean isEmpty()

boolean containsValue(Object object)

boolean hasDataFor(String dataName)

Integer size()

String\[] getKeyNames()

void setValue(String dataName,Object dataValue)

Object getValue(String dataName)

String getValueAsString(String dataName)

Integer getValueAsInteger(String dataName)

Double getValueAsDouble(String dataName)

Boolean getValueAsBoolean(String dataName)

QData getValueAsQData(String dataName)

String dump()

String toJson()

String toJsonArray(String keyName,String valueName)


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