# AsReader

## getInstance

### Method Name

```java
public static AsReader getInstance()
```

### Return Value

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

* - Type
  - Description
* - AsReader
  - Singleton object
```

### Description

Creates a singleton `AsReader` object.

### Sample Code

```java
AsReader asReader = AsReader.getInstance();
```

---

## getDeviceManager

### Method Name

```java
public DeviceManager getDeviceManager()
```

### Return Value

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

* - Type
  - Description
* - DeviceManager
  - Returns the singleton [DeviceManager](DeviceManager.md) object
```

### Description

Retrieves the `DeviceManager` object.

### Sample Code

```java
DeviceManager deviceManager = AsReader.getInstance().getDeviceManager();
```

---

## getBarcodeManager

### Method Name

```java
public BarcodeManager getBarcodeManager()
```

### Return Value

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

* - Type
  - Description
* - BarcodeManager
  - Returns the singleton [BarcodeManager](barcodeManager.md) object
```

### Description

Retrieves the `BarcodeManager` object.

### Sample Code

```java
BarcodeManager barcodeManager = AsReader.getInstance().getBarcodeManager();
```

---

## getVersion

### Method Name

```java
public String getVersion()
```

### Return Value

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

* - Type
  - Description
* - String
  - SDK version
```

### Description

Gets the SDK version.

### Sample Code

```java
String version = AsReader.getInstance().getVersion();
```

---

## initialize(Context context, ConnectionType connectionType)

### Method Name

```java
public void initialize(Context context, ConnectionType connectionType)
```

### Parameters

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

* - Parameter
  - Type
  - Description
* - context
  - Context
  - Application context
* - connectionType
  - ConnectionType
  - Type of connection
```

### Description

Initializes the SDK with the specified context and connection type.

### Sample Code

```java
AsReader.getInstance().initialize(getApplicationContext(), ConnectionType.USB);
```

---

## setLogLevel

### Method Name

```java
public void setLogLevel(LogLevel level)
```

### Parameters

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

* - Parameter
  - Type
  - Description
* - level
  - LogLevel
  - [LogLevel](LogLevel.md#loglevel)
```

### Description

Sets the log level.

### Sample Code

```java
AsReader.getInstance().setLogLevel(LogLevel.Debug);
```

---

## getLogLevel

### Method Name

```java
public LogLevel getLogLevel()
```

### Return Value

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

* - Type
  - Description
* - LogLevel
  - [LogLevel](LogLevel.md#loglevel)
```

### Description

Retrieves the current log level.

### Sample Code

```java
LogLevel level = AsReader.getInstance().getLogLevel();
```

---

## setLog

### Method Name

```java
public void setLog(boolean enable)
```

### Parameters

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

* - Parameter
  - Type
  - Description
* - enable
  - boolean
  - Whether to output logs:  
    true: enable logging  
    false: disable logging
```

### Description

Configures whether logs should be output.

### Sample Code

```java
AsReader.getInstance().setLog(true);
```

---

## removeSDKLog

### Method Name

```java
public void removeSDKLog()
```

### Description

Deletes all log files.

### Sample Code

```java
AsReader.getInstance().removeSDKLog();
```

---

## enableAutoLaunchApp

### Method Name

```java
public void enableAutoLaunchApp(boolean enable, String aliasName)
```

### Parameters

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

* - Parameter
  - Type
  - Description
* - enable
  - boolean
  - Set whether to automatically launch the demo app when connecting to M24D:  
    true: auto-launch  
    false: do not auto-launch
* - aliasName
  - String
  - Activity alias name
```

### Description

Configures whether the app should automatically launch when connecting to an M24D device.

### Sample Code

```java
AsReader.getInstance().enableAutoLaunchApp(false, "MainActivityAlias");
```