E

E. Static variable in class java.lang.Math

The float representation of the value E.

E_RESIZE_CURSOR. Static variable in class java.awt.Frame

EAST. Static variable in class java.awt.GridBagConstraints

echoCharIsSet(). Method in class java.awt.TextField

Returns true if this TextField has a character set for echoing.

elementAt(int). Method in class java.util.Vector

Returns the element at the specified index.

elementCount. Variable in class java.util.Vector

The number of elements in the buffer.

elementData. Variable in class java.util.Vector

The buffer where elements are stored.

elements(). Method in class java.util.Dictionary

Returns an enumeration of the elements.

elements(). Method in class java.util.Hashtable

Returns an enumeration of the elements.

elements(). Method in class java.util.Vector

Returns an enumeration of the elements.

empty(). Method in class java.util.Stack

Returns true if the stack is empty.

EmptyStackException(). Constructor for class java.util.EmptyStackException

Constructs a new EmptyStackException with no detail message.

enable(). Static method in class java.lang.Compiler

enable(). Method in class java.awt.Component

Enables a component.

enable(). Method in interface java.awt.peer.ComponentPeer

enable(). Method in class java.awt.MenuItem

Makes this menu item selectable by the user.

enable(). Method in interface java.awt.peer.MenuItemPeer

enable(boolean). Method in class java.awt.Component

Conditionally enables a component.

enable(boolean). Method in class java.awt.MenuItem

Conditionally enables a component.

encode(String). Static method in class java.net.URLEncoder

Translates String into x-www-form-urlencoded format.

END. Static variable in class java.awt.Event

The end key.

endsWith(String). Method in class java.lang.String

Determines whether the String ends with some suffix.

ensureCapacity(int). Method in class java.lang.StringBuffer

Ensures that the capacity of the buffer is at least equal to the specified minimum.

ensureCapacity(int). Method in class java.util.Vector

Ensures that the vector has at least the specified capacity.

enumerate(Thread[]). Static method in class java.lang.Thread

Copies, into the specified array, references to every active Thread in this Thread's group.

enumerate(Thread[]). Method in class java.lang.ThreadGroup

Copies, into the specified array, references to every active Thread in this Thread group.

enumerate(Thread[], boolean). Method in class java.lang.ThreadGroup

Copies, into the specified array, references to every active Thread in this Thread group.

enumerate(ThreadGroup[]). Method in class java.lang.ThreadGroup

Copies, into the specified array, references to every active Thread group in this Thread group.

enumerate(ThreadGroup[], boolean). Method in class java.lang.ThreadGroup

Copies, into the specified array, references to every active Thread group in this Thread group.

EOFException(). Constructor for class java.io.EOFException

Constructs an EOFException with no detail message.

EOFException(String). Constructor for class java.io.EOFException

Constructs an EOFException with the specified detail message.

eolIsSignificant(boolean). Method in class java.io.StreamTokenizer

If the flag is true, end-of-lines are significant (TT_EOL will be returned by nexttoken).

equals(Object). Method in class java.util.BitSet

Compares this object against the specified object.

equals(Object). Method in class java.lang.Boolean

Compares this object against the specified object.

equals(Object). Method in class java.lang.Character

Compares this object against the specified object.

equals(Object). Method in class java.awt.Color

Compares this object against the specified object.

equals(Object). Method in class java.util.Date

Compares this object against the specified object.

equals(Object). Method in class java.lang.Double

Compares this object against the specified object.

equals(Object). Method in class java.io.File

Compares this object against the specified object.

equals(Object). Method in class java.lang.Float

Compares this object against some other object.

equals(Object). Method in class java.awt.Font

Compares this object to the specifed object.

equals(Object). Method in class java.net.InetAddress

Compares this object against the specified object.

equals(Object). Method in class java.lang.Integer

Compares this object to the specified object.

equals(Object). Method in class java.lang.Long

Compares this object against the specified object.

equals(Object). Method in class java.lang.Object

Compares two Objects for equality.

equals(Object). Method in class java.awt.Point

Checks whether two pointers are equal.

equals(Object). Method in class java.awt.Rectangle

Checks whether two rectangles are equal.

equals(Object). Method in class java.lang.String

Compares this String to the specified object.

equals(Object). Method in class java.net.URL

Compares two URLs.

equalsIgnoreCase(String). Method in class java.lang.String

Compares this String to another object.

err. Static variable in class java.io.FileDescriptor

Handle to standard error.

err. Static variable in class java.lang.System

Standard error stream.

ERROR. Static variable in interface java.awt.image.ImageObserver

An image which was being tracked asynchronously has encountered an error.

Error(). Constructor for class java.lang.Error

Constructs an Error with no specified detail message.

Error(String). Constructor for class java.lang.Error

Constructs an Error with the specified detail message.

ERRORED. Static variable in class java.awt.MediaTracker

Flag indicating the download of some media encountered an error.

Event(Object, int, Object). Constructor for class java.awt.Event

Constructs an event with the specified target component, event type, and argument.

Event(Object, long, int, int, int, int, int). Constructor for class java.awt.Event

Constructs an event with the specified target component, time stamp, event type, x and y coordinates, keyboard key, state of the modifier keys and an argument set to null.

Event(Object, long, int, int, int, int, int, Object). Constructor for class java.awt.Event

Constructs an event with the specified target component, time stamp, event type, x and y coordinates, keyboard key, state of the modifier keys and argument.

evt. Variable in class java.awt.Event

The next event.

Exception(). Constructor for class java.lang.Exception

Constructs an Exception with no specified detail message.

Exception(String). Constructor for class java.lang.Exception

Constructs a Exception with the specified detail message.

exceptionEvent(RemoteThread, String). Method in interface sun.tools.debug.DebuggerCallback

An exception has occurred.

exec(String). Method in class java.lang.Runtime

Executes the system command specified in the parameter.

exec(String, String[]). Method in class java.lang.Runtime

Executes the system command specified in the parameter.

exec(String[]). Method in class java.lang.Runtime

Executes the system command specified by cmdarray[0] with arguments specified by the strings in the rest of the array.

exec(String[], String[]). Method in class java.lang.Runtime

Executes the system command specified by cmdarray[0] with arguments specified by the strings in the rest of the array.

exists(). Method in class java.io.File

Returns a boolean indicating whether or not a file exists.

exit(int). Method in class java.lang.Runtime

Exits the virtual machine with an exit code.

exit(int). Static method in class java.lang.System

Exits the virtual machine with an exit code.

exitValue(). Method in class java.lang.Process

Returns the exit value for the subprocess.

exp(double). Static method in class java.lang.Math

Returns the exponential number e(2.718...) raised to the power of a.