# ClearBom.cls

## Overview
The ClearBom class is responsible for clearing Bill of Materials (BOM) data from the system.

## Methods

### clearBom()
Clears all BOM entries from the database.

**Parameters:**
- None

**Returns:**
- void

### clearBomByItem(String itemId)
Clears BOM entries for a specific item.

**Parameters:**
- itemId: The unique identifier of the item

**Returns:**
- void

### clearBomByDate(Date startDate, Date endDate)
Clears BOM entries within a specified date range.

**Parameters:**
- startDate: The beginning date of the range
- endDate: The end date of the range

**Returns:**
- void

## Usage Example

ClearBom clearer = new ClearBom();

// Clear all BOM entries
clearer.clearBom();

// Clear BOM for specific item
clearer.clearBomByItem('ITEM-001');

// Clear BOM entries for date range
Date start = Date.newInstance(2023, 1, 1);
Date end = Date.newInstance(2023, 12, 31);
clearer.clearBomByDate(start, end);


## Error Handling
- Throws `BomException` if clearing operation fails
- Validates input parameters before processing
- Logs all clearing operations for audit purposes

## Dependencies
- Requires appropriate user permissions
- Depends on BOM database tables
- Requires logging system configuration