Verifier (Digibís MARC4J fork 1.2.1 API)

java.lang.Object
- org.marc4j.marc.Verifier

```
public class Verifier
extends Object
```
Verifier checks tags and data elements.

Note: Currently a tag is only checked for it's length and data elements are checked for MARC control characters.

Author:

Bas Peters

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static void`	`checkDataElement(char ch)`	Checks if the data element does not contain control charecters.
`static void`	`checkDataElement(char[] data)`	Checks if the data element does not contain control charecters.
`static void`	`checkTag(String tag)`	Checks if the tag is a valid tag name.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Method Detail
  - checkTag
```
public static void checkTag(String tag)
```
    Checks if the tag is a valid tag name.
    
    Parameters:
    
    tag - the tag name to check
    
    Throws:
    
    IllegalTagException - if the tag is not valid
  - checkDataElement
```
public static void checkDataElement(char[] data)
```
    Checks if the data element does not contain control charecters.
    
    Parameters:
    
    data - the characters to check
    
    Throws:
    
    IllegalDataElementException - if the data element contains control characters
  - checkDataElement
```
public static void checkDataElement(char ch)
```
    Checks if the data element does not contain control charecters.
    
    Parameters:
    
    ch - - the character to check
    
    Throws:
    
    IllegalDataElementException - if the data element contains control characters