FieldDefn (GDAL/OGR 3.12.3 Java bindings API)

java.lang.Object
- org.gdal.ogr.FieldDefn

```
public class FieldDefn
extends java.lang.Object
```
Definition of an attribute of a FeatureDefn.
The FieldDefn class is a binding for the C++ OGRFieldDefn class.

Constructor Summary

Constructors
Constructor and Description

FieldDefn()
Constructor.

FieldDefn(java.lang.String name)
Constructor.

FieldDefn(java.lang.String name, int field_type)
Constructor.

Constructors
Constructor and Description
`FieldDefn()` Constructor.
`FieldDefn(java.lang.String name)` Constructor.
`FieldDefn(java.lang.String name, int field_type)` Constructor.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`delete()`
`boolean`	`equals(java.lang.Object obj)`
`java.lang.String`	`GetAlternativeName()`
`byte[]`	`GetAlternativeNameAsByteArray()`
`java.lang.String`	`GetAlternativeNameRef()`
`java.lang.String`	`GetComment()`
`byte[]`	`GetCommentAsByteArray()`
`java.lang.String`	`GetDefault()`
`byte[]`	`GetDefaultAsByteArray()`
`java.lang.String`	`GetDomainName()`
`byte[]`	`GetDomainNameAsByteArray()`
`int`	`GetFieldType()` Return the field type
`java.lang.String`	`GetFieldTypeName(int type)` Fetch human readable name for a field type.
`int`	`GetJustify()` Get the justification for this field.
`java.lang.String`	`GetName()` Get the name of this field.
`byte[]`	`GetNameAsByteArray()`
`java.lang.String`	`GetNameRef()` Fetch name of this field.
`int`	`GetPrecision()` Get the formatting precision for this field.
`int`	`GetSubType()`
`int`	`GetType()`
`java.lang.String`	`GetTypeName()` Fetch human readable name for the field
`int`	`GetTZFlag()`
`int`	`GetWidth()` Get the formatting width for this field.
`int`	`hashCode()`
`int`	`IsDefaultDriverSpecific()`
`int`	`IsGenerated()`
`int`	`IsIgnored()` Return whether this field should be omitted when fetching features.
`int`	`IsNullable()`
`int`	`IsUnique()`
`void`	`SetAlternativeName(java.lang.String alternativeName)`
`void`	`SetComment(java.lang.String comment)`
`void`	`SetDefault(java.lang.String pszValue)`
`void`	`SetDomainName(java.lang.String name)`
`void`	`SetGenerated(int bGenerated)`
`void`	`SetIgnored(int bIgnored)` Set whether this field should be omitted when fetching features.
`void`	`SetJustify(int justify)` Set the justification for this field.
`void`	`SetName(java.lang.String name)` Reset the name of this field.
`void`	`SetNullable(int bNullable)`
`void`	`SetPrecision(int precision)` Set the formatting precision for this field in characters.
`void`	`SetSubType(int type)`
`void`	`SetType(int type)` Set the type of this field.
`void`	`SetTZFlag(int tzflag)`
`void`	`SetUnique(int bUnique)`
`void`	`SetWidth(int width)` Set the formatting width for this field in characters.

Methods inherited from class java.lang.Object
getClass, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - FieldDefn
```
public FieldDefn(java.lang.String name,
                 int field_type)
```
    Constructor.
    
    Parameters:
    
    name - the name of the new field.
    
    field_type - the type of the new field.
  - FieldDefn
```
public FieldDefn(java.lang.String name)
```
    Constructor.
    The new field will be of type OFTString
    
    Parameters:
    
    name - the name of the new field.
  - FieldDefn
```
public FieldDefn()
```
    Constructor.
    The new field will be named "unnamed" and of type OFTString
- Method Detail
  - delete
```
public void delete()
```
  - equals
```
public boolean equals(java.lang.Object obj)
```
    Overrides:
    
    equals in class java.lang.Object
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class java.lang.Object
  - GetName
```
public java.lang.String GetName()
```
    Get the name of this field.
    
    Returns:
    
    the name of the field
  - GetNameAsByteArray
```
public byte[] GetNameAsByteArray()
```
  - GetNameRef
```
public java.lang.String GetNameRef()
```
    Fetch name of this field.
    
    Returns:
    
    the name of the field
  - SetName
```
public void SetName(java.lang.String name)
```
    Reset the name of this field.
    
    Parameters:
    
    name - the new name to apply.
  - GetAlternativeName
```
public java.lang.String GetAlternativeName()
```
  - GetAlternativeNameAsByteArray
```
public byte[] GetAlternativeNameAsByteArray()
```
  - GetAlternativeNameRef
```
public java.lang.String GetAlternativeNameRef()
```
  - SetAlternativeName
```
public void SetAlternativeName(java.lang.String alternativeName)
```
  - GetType
```
public int GetType()
```
  - SetType
```
public void SetType(int type)
```
    Set the type of this field.
    This should never be done to an FieldDefn that is already part of an FeatureDefn.
    
    Parameters:
    
    type - the new field type.
  - GetFieldType
```
public int GetFieldType()
```
    Return the field type
    
    Returns:
    
    the field type
  - GetSubType
```
public int GetSubType()
```
  - SetSubType
```
public void SetSubType(int type)
```
  - GetJustify
```
public int GetJustify()
```
    Get the justification for this field.
    
    Returns:
    
    the justification.
  - SetJustify
```
public void SetJustify(int justify)
```
    Set the justification for this field.
    
    Parameters:
    
    justify - the new justification.
  - GetWidth
```
public int GetWidth()
```
    Get the formatting width for this field.
    
    Returns:
    
    the width, zero means no specified width.
  - SetWidth
```
public void SetWidth(int width)
```
    Set the formatting width for this field in characters.
    
    Parameters:
    
    width - the new width.
  - GetPrecision
```
public int GetPrecision()
```
    Get the formatting precision for this field.
    This should normally be zero for fields of types other than OFTReal.
    
    Returns:
    
    the precision.
  - SetPrecision
```
public void SetPrecision(int precision)
```
    Set the formatting precision for this field in characters.
    This should normally be zero for fields of types other than OFTReal.
    
    Parameters:
    
    precision - the new precision.
  - GetTZFlag
```
public int GetTZFlag()
```
  - SetTZFlag
```
public void SetTZFlag(int tzflag)
```
  - GetTypeName
```
public java.lang.String GetTypeName()
```
    Fetch human readable name for the field
    
    Returns:
    
    field type name
  - GetFieldTypeName
```
public java.lang.String GetFieldTypeName(int type)
```
    Fetch human readable name for a field type.
    
    Parameters:
    
    type - the field type to get name for.
    
    Returns:
    
    field type name
  - IsIgnored
```
public int IsIgnored()
```
    Return whether this field should be omitted when fetching features.
    
    Returns:
    
    ignore state (1 if ignored, 0 otherwise)
  - SetIgnored
```
public void SetIgnored(int bIgnored)
```
    Set whether this field should be omitted when fetching features.
    
    Parameters:
    
    bIgnored - ignore state (1 to ignore, 0 otherwise)
  - IsNullable
```
public int IsNullable()
```
  - SetNullable
```
public void SetNullable(int bNullable)
```
  - IsUnique
```
public int IsUnique()
```
  - SetUnique
```
public void SetUnique(int bUnique)
```
  - IsGenerated
```
public int IsGenerated()
```
  - SetGenerated
```
public void SetGenerated(int bGenerated)
```
  - GetDefault
```
public java.lang.String GetDefault()
```
  - GetDefaultAsByteArray
```
public byte[] GetDefaultAsByteArray()
```
  - SetDefault
```
public void SetDefault(java.lang.String pszValue)
```
  - IsDefaultDriverSpecific
```
public int IsDefaultDriverSpecific()
```
  - GetDomainName
```
public java.lang.String GetDomainName()
```
  - GetDomainNameAsByteArray
```
public byte[] GetDomainNameAsByteArray()
```
  - SetDomainName
```
public void SetDomainName(java.lang.String name)
```
  - GetComment
```
public java.lang.String GetComment()
```
  - GetCommentAsByteArray
```
public byte[] GetCommentAsByteArray()
```
  - SetComment
```
public void SetComment(java.lang.String comment)
```

Class FieldDefn

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

FieldDefn

FieldDefn

FieldDefn

Method Detail

delete

equals

hashCode

GetName

GetNameAsByteArray

GetNameRef

SetName

GetAlternativeName

GetAlternativeNameAsByteArray

GetAlternativeNameRef

SetAlternativeName

GetType

SetType

GetFieldType

GetSubType

SetSubType

GetJustify

SetJustify

GetWidth

SetWidth

GetPrecision

SetPrecision

GetTZFlag

SetTZFlag

GetTypeName

GetFieldTypeName

IsIgnored

SetIgnored

IsNullable

SetNullable

IsUnique

SetUnique

IsGenerated

SetGenerated

GetDefault

GetDefaultAsByteArray

SetDefault

IsDefaultDriverSpecific

GetDomainName

GetDomainNameAsByteArray

SetDomainName

GetComment

GetCommentAsByteArray

SetComment