Package java.lang

Interface Summary

Interface	Description
Appendable	See the official Java API doc for details.
AutoCloseable	See the official Java API doc for details.
CharSequence	Abstracts the notion of a sequence of characters.
Cloneable	Indicates that a class implements clone().
Comparable<T>	An interface used a basis for implementing custom ordering.
Iterable<T>	Allows an instance of a class implementing this interface to be used in the foreach statement.
Runnable	Encapsulates an action for later execution.

Class Summary

Class	Description
AbstractStringBuilder	A base class to share implementation between StringBuffer and StringBuilder.
Appendable	See the official Java API doc for details.
ArithmeticException	NOTE: in GWT this is only thrown for division by zero on longs and BigInteger/BigDecimal.
ArrayIndexOutOfBoundsException	NOTE: in GWT this will never be thrown for normal array accesses, only for explicit throws.
ArrayStoreException	See the official Java API doc for details.
AssertionError	Represents an error caused by an assertion failure.
AutoCloseable	See the official Java API doc for details.
Boolean	Wraps native boolean as an object.
Boolean	Wraps native boolean as an object.
Byte	Wraps native byte as an object.
Byte	Wraps native byte as an object.
Character	Wraps a native char as an object.
Character	Wraps a native char as an object.
CharSequence	Abstracts the notion of a sequence of characters.
Class	Generally unsupported.
Class<T>	Generally unsupported.
ClassCastException	Indicates failure to cast one type into another.
Cloneable	Indicates that a class implements clone().
CloneNotSupportedException	See the official Java API doc for details.
Comparable	An interface used a basis for implementing custom ordering.
Double	Wraps a primitive double as an object.
Double	Wraps a primitive double as an object.
Enum	The first-class representation of an enumeration.
Enum<E extends Enum<E>>	The first-class representation of an enumeration.
Error	See the official Java API doc for details.
Exception	See the official Java API doc for details.
Float	Wraps a primitive float as an object.
Float	Wraps a primitive float as an object.
HasCharSequenceTypeMarker
HasComparableTypeMarker
IllegalArgumentException	See the official Java API doc for details.
IllegalStateException	Indicates that an objet was in an invalid state during an attempted operation.
IndexOutOfBoundsException	See the official Java API doc for details.
Integer	Wraps a primitive int as an object.
Integer	Wraps a primitive int as an object.
InterruptedException	Minimal emulation of InterruptedException, that should only be used in method signatures.
Iterable	Allows an instance of a class implementing this interface to be used in the foreach statement.
JsException	Abstracts an object thrown natively in JavaScript.
Long	Wraps a primitive long as an object.
Long	Wraps a primitive long as an object.
Math	Math utility methods and constants.
Math	Math utility methods and constants.
NegativeArraySizeException	See the official Java API doc for details.
NoSuchMethodException	See the official Java API doc for details.
NullPointerException	See the official Java API doc for details.
Number	Abstract base class for numeric wrapper classes.
Number	Abstract base class for numeric wrapper classes.
NumberFormatException	See the official Java API doc for details.
Object	The superclass of all other types.
Object	The superclass of all other types.
Runnable	Encapsulates an action for later execution.
RuntimeException	See the official Java API doc for details.
SecurityException	See the official Java API doc for details.
Short	Wraps a primitive short as an object.
Short	Wraps a primitive short as an object.
StackTraceElement	Included for hosted mode source compatibility.
StackTraceElement	Included for hosted mode source compatibility.
String	Intrinsic string class.
String	Intrinsic string class.
StringBuffer	A fast way to create strings using multiple appends.
StringBuffer	A fast way to create strings using multiple appends.
StringBuilder	A fast way to create strings using multiple appends.
StringBuilder	A fast way to create strings using multiple appends.
StringIndexOutOfBoundsException	See the official Java API doc for details.
System	General-purpose low-level utility methods.
System	General-purpose low-level utility methods.
ThreadLocal	Provides an implementation of ThreadLocal for GWT.
ThreadLocal<T>	Provides an implementation of ThreadLocal for GWT.
Throwable	See the official Java API doc for details.
Throwable	See the official Java API doc for details.
UnsupportedOperationException	See the official Java API doc for details.
Void	For JRE compatibility.
Void	For JRE compatibility.

Exception Summary

Exception	Description
ArithmeticException	NOTE: in GWT this is only thrown for division by zero on longs and BigInteger/BigDecimal.
ArrayIndexOutOfBoundsException	NOTE: in GWT this will never be thrown for normal array accesses, only for explicit throws.
ArrayStoreException	See the official Java API doc for details.
ClassCastException	Indicates failure to cast one type into another.
CloneNotSupportedException	See the official Java API doc for details.
Exception	See the official Java API doc for details.
IllegalArgumentException	See the official Java API doc for details.
IllegalStateException	Indicates that an objet was in an invalid state during an attempted operation.
IndexOutOfBoundsException	See the official Java API doc for details.
InterruptedException	Minimal emulation of InterruptedException, that should only be used in method signatures.
JsException	Abstracts an object thrown natively in JavaScript.
NegativeArraySizeException	See the official Java API doc for details.
NoSuchMethodException	See the official Java API doc for details.
NullPointerException	See the official Java API doc for details.
NumberFormatException	See the official Java API doc for details.
RuntimeException	See the official Java API doc for details.
SecurityException	See the official Java API doc for details.
StringIndexOutOfBoundsException	See the official Java API doc for details.
UnsupportedOperationException	See the official Java API doc for details.

Error Summary

Error	Description
AssertionError	Represents an error caused by an assertion failure.
Error	See the official Java API doc for details.

Annotation Types Summary

Annotation Type	Description
Deprecated	A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Deprecated	A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
FunctionalInterface	Used to declare interfaces which must have a single abstract method.
FunctionalInterface	Used to declare interfaces which must have a single abstract method.
Override	Indicates that a method definition is intended to override a declaration from a superclass.
Override	Indicates that a method definition is intended to override a declaration from a superclass.
SafeVarargs	Claims to the compiler that the annotation target does nothing potentially unsafe to its varargs argument.
SafeVarargs	Claims to the compiler that the annotation target does nothing potentially unsafe to its varargs argument.
SuppressWarnings	Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).
SuppressWarnings	Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).