AbstractRuleField (i-net Clear Reports)

java.lang.Object
- com.inet.problemfinder.rules.AbstractRuleField

All Implemented Interfaces:

ProblemFinderRule
```
public abstract class AbstractRuleField
extends java.lang.Object
implements ProblemFinderRule
```
Base class for all rules checking certain Fields.
By default checks every type of field, you should override getFieldType() to limit check to certain fields.

Constructor Summary

Constructors
Constructor Description

AbstractRuleField()

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`protected abstract ProblemFinderWarning`	`check(Engine engine, Field field)`	Here the concrete check is made. This is called for each found field that matches the types returned by `getFieldType()`.
`java.util.List<ProblemFinderWarning>`	`findErrors(Engine engine)`	Runs this rule and checks the given Engine for Problems
`int`	`getFieldType()`	returns the Field type which has to checked, -1 listen to all Field types

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

Methods inherited from interface com.inet.problemfinder.rules.ProblemFinderRule
findErrors, getRuleLabel

- Constructor Detail
  - AbstractRuleField
```
public AbstractRuleField()
```
- Method Detail
  - findErrors
```
public java.util.List<ProblemFinderWarning> findErrors(Engine engine)
```
    Runs this rule and checks the given Engine for Problems
    
    Specified by:
    
    findErrors in interface ProblemFinderRule
    
    Parameters:
    
    engine - The Engine to check.
    
    Returns:
    
    A list of found problems, can be empty or null if the Check is Canceled.
  - check
```
protected abstract ProblemFinderWarning check(Engine engine,
                                              Field field)
```
    Here the concrete check is made.
    This is called for each found field that matches the types returned by getFieldType().
    
    Parameters:
    
    engine - is the Engine to check
    
    field - the field to check
    
    Returns:
    
    the ProblemFinderWarning of the found error or null if there is no warning
    
    Since:
    
    i-net Clear Reports 12.0
    
    See Also:
    
    PromptField, FormulaField, SummaryField, SQLField
  - getFieldType
```
public int getFieldType()
```
    returns the Field type which has to checked, -1 listen to all Field types
    
    Returns:
    
    the int-type value of the Field
    
    Since:
    
    i-net Clear Reports 12.0
    
    See Also:
    
    ProblemFinder.CHECK_FIELD_FORMULA, ProblemFinder.CHECK_FIELD_SQL, ProblemFinder.CHECK_FIELD_SUMMARY