Module org.jhotdraw8.os

Package org.jhotdraw8.os.macos

Class MacOSPreferencesUtil

java.lang.Object

org.jhotdraw8.os.macos.MacOSPreferencesUtil

public class MacOSPreferencesUtil
extends Object

Provides read methods for some well known macOS preferences files.

Field Summary

Fields

Modifier and Type	Field	Description
static final File	FINDER_PREFERENCES	Path to finder preferences.
static final File	GLOBAL_PREFERENCES	Path to global preferences.

Constructor Summary

Constructors

Constructor	Description
MacOSPreferencesUtil()	Creates a new instance.

Method Summary

Modifier and Type	Method	Description
static void	clearAllCaches()	Clears all caches.
static void	clearCache(File f)	Clears the cache for the specified preference file.
static @NonNull Map<String,Object>	flatten(@NonNull Map<String,Object> map)
static @Nullable Object	get(@NonNull File file, @NonNull String key)	Gets a preferences value
static Object	get(@NonNull File file, String key, Object defaultValue)	Get a value from a Mac OS X preferences file.
static @Nullable Object	get(@NonNull Map<String,Object> map, @NonNull String key)
static @NonNull Set<String>	getKeySet(@NonNull File file)	Returns all known keys for the specified preferences file.
static @Nullable String	getString(@NonNull File file, @NonNull String key)
static @NonNull String	getString(@NonNull File file, String key, String defaultValue)
static boolean	isMacOs()
static boolean	isStringEqualTo(@NonNull File file, String key, String defaultValue, String compareWithThisValue)
static void	readPreferences(@NonNull File file, @NonNull Map<String,Object> cache)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

GLOBAL_PREFERENCES

public static final File GLOBAL_PREFERENCES

Path to global preferences.

FINDER_PREFERENCES

public static final File FINDER_PREFERENCES

Path to finder preferences.

Constructor Details

MacOSPreferencesUtil

public MacOSPreferencesUtil()

Creates a new instance.

Method Details

getString

public static @Nullable String getString(@NonNull File file,
 @NonNull String key)

getString

public static @NonNull String getString(@NonNull File file,
 String key,
 String defaultValue)

isStringEqualTo

public static boolean isStringEqualTo(@NonNull File file,
 String key,
 String defaultValue,
 String compareWithThisValue)

get

public static @Nullable Object get(@NonNull File file,
 @NonNull String key)

Gets a preferences value

Parameters:

file - the preferences file

key - the key may contain tabulator separated entries to directly access a value in a sub-dictionary

Returns:

the value associated with the key

flatten

public static @NonNull Map<String,Object> flatten(@NonNull Map<String,Object> map)

get

public static @Nullable Object get(@NonNull Map<String,Object> map,
 @NonNull String key)

getKeySet

public static @NonNull Set<String> getKeySet(@NonNull File file)

Returns all known keys for the specified preferences file.

Returns:

clearAllCaches

public static void clearAllCaches()

Clears all caches.

clearCache

public static void clearCache(File f)

Clears the cache for the specified preference file.

get

public static Object get(@NonNull File file,
 String key,
 Object defaultValue)

Get a value from a Mac OS X preferences file.

Parameters:

file - The preferences file.

key - Hierarchical keys are separated by \t characters.

defaultValue - This value is returned when the key does not exist.

Returns:

Returns the preferences value.

isMacOs

public static boolean isMacOs()

readPreferences

public static void readPreferences(@NonNull File file,
 @NonNull Map<String,Object> cache)