# ParamValueList

## ParamValueList

Creates and initializes a ParamValueList object.

```java
public ParamValueList();
```

**Sample Code**:

```java
ParamValueList paramValueList = new ParamValueList();
```

---

## add

Adds a parameter to the list.

### Signature

```java
public void add(ParamName name);
public void add(ParamName name, int value);
public void add(ParamValue param);
```

### Parameter List

#### add(ParamName name)

```{list-table}
:align: left
:class: list-table

* - Parameter Name
  - In/Out
  - Type
  - Description
* - name
  - In
  - [ParamName](Enum.md#paramname)
  - Barcode type, enumeration [ParamName](Enum.md#paramname)
```

#### add(ParamName name, int value)

```{list-table}
:align: left
:class: list-table

* - Parameter Name
  - In/Out
  - Type
  - Description
* - name
  - In
  - [ParamName](Enum.md#paramname)
  - Barcode type, enumeration [ParamName](Enum.md#paramname)
* - value
  - In
  - int
  - Value corresponding to the barcode type
```

#### add(ParamValue param)

```{list-table}
:align: left
:class: list-table

* - Parameter Name
  - In/Out
  - Type
  - Description
* - param
  - In
  - [ParamValue](ParamValue.md) object
  - Barcode scan parameter, [ParamValue](ParamValue.md) object
```

### Sample Code

```java
paramValueList.add(ParamName.Code128);
paramValueList.add(ParamName.Code128, 1);
ParamValue param = new ParamValue();
paramValueList.add(param);
```

----

## getLength

Gets the length of the ParamValue set.

```java
public int getLength();
```

```{list-table}
:align: left
:class: list-table

* - Parameter Name
  - In/Out
  - Type
  - Description
* - Return Value
  - Out
  - int
  - Length of the ParamValue set

```

**Sample Code**:

```java
int length = paramValueList.getLength();
```

---

## getValue

Gets the value from the barcode scan parameter list.

```java
public int getValue(ParamName name);
```

```{list-table}
:align: left
:class: list-table

* - Parameter Name
  - In/Out
  - Type
  - Description
* - name
  - In
  - [ParamName](Enum.md#paramname)
  - Barcode type, enumeration [ParamName](Enum.md#paramname)
* - Return Value
  - Out
  - int
  - Value corresponding to the barcode type

```

**Sample Code**:

```java
int value = paramValueList.get(ParamName.Code39);
```