CaseMap (ICU4J 70.1)

java.lang.Object
- com.ibm.icu.text.CaseMap

Direct Known Subclasses:

CaseMap.Fold, CaseMap.Lower, CaseMap.Title, CaseMap.Upper
```
public abstract class CaseMap
extends java.lang.Object
```
Low-level case mapping options and methods. Immutable. "Setters" return instances with the union of the current and new options set. This class is not intended for public subclassing.

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description
`static class`	`CaseMap.Fold`	Case folding options and methods.
`static class`	`CaseMap.Lower`	Lowercasing options and methods.
`static class`	`CaseMap.Title`	Titlecasing options and methods.
`static class`	`CaseMap.Upper`	Uppercasing options and methods.

Field Summary

Fields
Modifier and Type Field Description

protected int internalOptions
Deprecated.
This API is ICU internal only.

Method Summary

All Methods Static Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`static CaseMap.Fold`	`fold()`
`abstract CaseMap`	`omitUnchangedText()`	Returns an instance that behaves like this one but omits unchanged text when case-mapping with `Edits`.
`static CaseMap.Lower`	`toLower()`
`static CaseMap.Title`	`toTitle()`
`static CaseMap.Upper`	`toUpper()`

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

- Field Detail
  - internalOptions
```
@Deprecated
protected int internalOptions
```
    Deprecated.
    This API is ICU internal only.
- Method Detail
  - toLower
```
public static CaseMap.Lower toLower()
```
    Returns:
    
    Lowercasing object with default options.
  - toUpper
```
public static CaseMap.Upper toUpper()
```
    Returns:
    
    Uppercasing object with default options.
  - toTitle
```
public static CaseMap.Title toTitle()
```
    Returns:
    
    Titlecasing object with default options.
  - fold
```
public static CaseMap.Fold fold()
```
    Returns:
    
    Case folding object with default options.
  - omitUnchangedText
```
public abstract CaseMap omitUnchangedText()
```
    Returns an instance that behaves like this one but omits unchanged text when case-mapping with Edits.
    
    Returns:
    
    an options object with this option.