org.gridgain.grid.kernal.visor.cmd

Class VisorTaskUtils

java.lang.Object

org.gridgain.grid.kernal.visor.cmd.VisorTaskUtils

public class VisorTaskUtils
extends Object

Contains utility methods for Visor tasks and jobs.

Constructor Summary

Constructors

Constructor and Description
VisorTaskUtils()

Method Summary

Methods

Modifier and Type	Method and Description
static boolean	boolValue(String propName, boolean dflt) Returns boolean value from system property or provided function.
static String	compactArray(Object[] arr) Joins array elements to string.
static String	compactClass(Object obj)
static Object	compactObject(Object obj) Returns compact class host.
static int[]	concat(int[] a, int[] b) Concat two arrays in one.
static String	escapeName(String name)
static Integer	intValue(String propName, Integer dflt) Returns boolean value from system property or provided function.
static boolean	safeEquals(String a, String b)

Methods inherited from class java.lang.Object

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

Constructor Detail

VisorTaskUtils

public VisorTaskUtils()

Method Detail

escapeName

public static String escapeName(@Nullable
                String name)

Parameters:

name - Grid-style nullable name.

Returns:

Name with null replaced to <default>.

safeEquals

public static boolean safeEquals(@Nullable
                 String a,
                 @Nullable
                 String b)

Parameters:

a - First name.

b - Second name.

Returns:

true if both names equals.

concat

public static int[] concat(int[] a,
           int[] b)

Concat two arrays in one.

Parameters:

a - First array.

b - Second array.

Returns:

Summary array.

compactObject

@Nullable
public static Object compactObject(Object obj)

Returns compact class host.

Parameters:

obj - Object to compact.

Returns:

String.

compactClass

@Nullable
public static String compactClass(Object obj)

compactArray

@Nullable
public static String compactArray(Object[] arr)

Joins array elements to string.

Parameters:

arr - Array.

Returns:

String.

intValue

public static Integer intValue(String propName,
               Integer dflt)

Returns boolean value from system property or provided function.

Parameters:

propName - System property name.

dflt - Function that returns Integer.

Returns:

Integer value

boolValue

public static boolean boolValue(String propName,
                boolean dflt)

Returns boolean value from system property or provided function.

Parameters:

propName - System property host.

dflt - Function that returns Boolean.

Returns:

Boolean value