Package java.lang

Interface Summary
Cloneable  
Runnable  
 

Class Summary
Boolean Instances of class Boolean represent primitive boolean values.
Byte Instances of class Byte represent primitive byte values.
Character Under Ewe the Character class is ONLY used for certain character operation and tests, and for storing/retrieving a character value
Class  
ClassLoader A ClassLoader is used to load and link classes which would not be loaded by the system (bootstrap loader).
Double Instances of class Double represent primitive double values.
Float Instances of class Float represent primitive float values.
Integer Instances of class Integer represent primitive int values.
Long Instances of class Long represent primitive long values.
Math  
Number Number is a generic superclass of all the numeric classes, including the wrapper classes Byte, Short, Integer, Long, Float, and Double.
Object Object is the the base class for all objects.
SecurityManager SecurityManager is a class you can extend to create your own Java security policy.
Short Instances of class Short represent primitive short values.
String String is an array of characters.
StringBuffer  
System This class is as close to the java.lang.System class as is possible.
Thread DO NOT USE THIS CLASS.
ThreadGroup DO NOT USE THIS CLASS.
Throwable  
Void Void is a placeholder class so that the variable Void.TYPE (also available as void.class) can be supported for reflection return types.
 

Exception Summary
ArithmeticException  
ArrayIndexOutOfBoundsException  
ArrayStoreException  
ClassCastException  
ClassNotFoundException  
CloneNotSupportedException  
Exception  
IllegalAccessException  
IllegalArgumentException  
IllegalMonitorStateException  
IllegalStateException  
IllegalThreadStateException  
IndexOutOfBoundsException  
InstantiationException  
InterruptedException  
NoSuchFieldException  
NoSuchMethodException  
NullPointerException  
NumberFormatException  
RuntimeException  
SecurityException  
StringIndexOutOfBoundsException  
UnsupportedOperationException  
 

Error Summary
AbstractMethodError  
AssertionError  
ClassFormatError  
Error  
ExceptionInInitializerError  
IncompatibleClassChangeError  
InstantiationError  
LinkageError  
NoClassDefFoundError  
NoSuchFieldError  
NoSuchMethodError  
OutOfMemoryError  
StackOverflowError  
UnsatisfiedLinkError  
VirtualMachineError