org.apache.juneau.internal

Class ThrowableUtils

java.lang.Object

org.apache.juneau.internal.ThrowableUtils

public class ThrowableUtils
extends Object

Various utility methods for creating and working with throwables.

Constructor Summary

Constructors

Constructor and Description
ThrowableUtils()

Method Summary

Modifier and Type	Method and Description
static void	assertFieldNotNull(Object fieldValue, String fieldName) Throws an IllegalArgumentException if the specified field is null.
static void	assertFieldPositive(int fieldValue, String fieldName) Throws an IllegalArgumentException if the specified field is <=0.
static void	assertNotNull(Object o, String msg, Object... args) Throws an IllegalArgumentException if the specified object is null.
static void	assertSameThread(long threadId, String msg, Object... args) Throws an exception if the specified thread ID is not the same as the current thread.
static void	illegalArg(String msg, Object... args) Shortcut for calling new IllegalArgumentException(MessageFormat.format(msg, args));

Methods inherited from class java.lang.Object

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

Constructor Detail

ThrowableUtils

public ThrowableUtils()

Method Detail

assertNotNull

public static void assertNotNull(Object o,
                                 String msg,
                                 Object... args)
                          throws IllegalArgumentException

Throws an IllegalArgumentException if the specified object is null.

Parameters:

o - The object to check.

msg - The message of the IllegalArgumentException.

args - Optional MessageFormat-style arguments.

Throws:

IllegalArgumentException - Constructed exception.

assertFieldNotNull

public static void assertFieldNotNull(Object fieldValue,
                                      String fieldName)
                               throws IllegalArgumentException

Throws an IllegalArgumentException if the specified field is null.

Parameters:

fieldValue - The object to check.

fieldName - The name of the field.

Throws:

IllegalArgumentException - Constructed exception.

assertFieldPositive

public static void assertFieldPositive(int fieldValue,
                                       String fieldName)
                                throws IllegalArgumentException

Throws an IllegalArgumentException if the specified field is <=0.

Parameters:

fieldValue - The object to check.

fieldName - The name of the field.

Throws:

IllegalArgumentException - Constructed exception.

illegalArg

public static void illegalArg(String msg,
                              Object... args)
                       throws IllegalArgumentException

Shortcut for calling new IllegalArgumentException(MessageFormat.format(msg, args));

Parameters:

msg - The message of the IllegalArgumentException.

args - Optional MessageFormat-style arguments.

Throws:

IllegalArgumentException - Constructed exception.

assertSameThread

public static void assertSameThread(long threadId,
                                    String msg,
                                    Object... args)
                             throws IllegalStateException

Throws an exception if the specified thread ID is not the same as the current thread.

Parameters:

threadId - The ID of the thread to compare against.

msg - The message of the IllegalStateException.

args - Optional MessageFormat-style arguments.

Throws:

IllegalStateException - Constructed exception.