org.waarp.common.utility

Class SystemPropertyUtil

java.lang.Object

org.waarp.common.utility.SystemPropertyUtil

public final class SystemPropertyUtil
extends Object

A collection of utility methods to retrieve and parse the values of the Java system properties.

Field Summary

Fields

Modifier and Type	Field and Description
static String	FILE_ENCODING

Method Summary

Methods

Modifier and Type	Method and Description
static boolean	contains(String key) Returns true if and only if the system property with the specified key exists.
static void	debug()
static String	get(String key) Returns the value of the Java system property with the specified key, while falling back to null if the property access fails.
static String	get(String key, String def) Returns the value of the Java system property with the specified key, while falling back to the specified default value if the property access fails.
static boolean	getBoolean(String key, boolean def) Returns the value of the Java system property with the specified key, while falling back to the specified default value if the property access fails.
static int	getInt(String key, int def) Returns the value of the Java system property with the specified key, while falling back to the specified default value if the property access fails.
static long	getLong(String key, long def) Returns the value of the Java system property with the specified key, while falling back to the specified default value if the property access fails.
static boolean	isFileEncodingCorrect()
static void	refresh() Re-retrieves all system properties so that any post-launch properties updates are retrieved.

Methods inherited from class java.lang.Object

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

Field Detail

FILE_ENCODING

public static final String FILE_ENCODING

See Also:

Constant Field Values

Method Detail

refresh

public static void refresh()

Re-retrieves all system properties so that any post-launch properties updates are retrieved.

isFileEncodingCorrect

public static boolean isFileEncodingCorrect()

Returns:

True if Encoding is Correct

contains

public static final boolean contains(String key)

Returns true if and only if the system property with the specified key exists.

get

public static final String get(String key)

Returns the value of the Java system property with the specified key, while falling back to null if the property access fails.

Returns:

the property value or null

get

public static final String get(String key,
         String def)

Returns the value of the Java system property with the specified key, while falling back to the specified default value if the property access fails.

Returns:

the property value. def if there's no such property or if an access to the specified property is not allowed.

getBoolean

public static boolean getBoolean(String key,
                 boolean def)

Returns the value of the Java system property with the specified key, while falling back to the specified default value if the property access fails.

Returns:

the property value. def if there's no such property or if an access to the specified property is not allowed.

getInt

public static int getInt(String key,
         int def)

Returns the value of the Java system property with the specified key, while falling back to the specified default value if the property access fails.

Returns:

the property value. def if there's no such property or if an access to the specified property is not allowed.

getLong

public static long getLong(String key,
           long def)

Returns the value of the Java system property with the specified key, while falling back to the specified default value if the property access fails.

Returns:

the property value. def if there's no such property or if an access to the specified property is not allowed.

debug

public static void debug()