E

E. Static variable in class java.lang.Math

The double value that is closer than any other to e, the base of the natural logarithms.

E_RESIZE_CURSOR. Static variable in class java.awt.Cursor

The east-resize cursor type.

E_RESIZE_CURSOR. Static variable in class java.awt.Frame

EAST. Static variable in class java.awt.BorderLayout

The east layout constraint (left side of container).

EAST. Static variable in class java.awt.GridBagConstraints

Put the component on the right side of its display area, centered vertically.

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

Indicates whether or not this text field has a character set for echoing.

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

Returns the component at the specified index.

elementCount. Variable in class java.util.Vector

The number of valid components in the vector.

elementData. Variable in class java.util.Vector

The array buffer into which the components of the vector are stored.

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

Returns an enumeration of the values in this dictionary.

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

Returns an enumeration of the values in this hashtable.

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

Returns an enumeration of the components of this vector.

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

Tests if this 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

Cause the Compiler to resume operation.

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

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

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

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

enableEvents(long). Method in class java.awt.Component

Enables the events defined by the specified event mask parameter to be delivered to this component.

enableEvents(long). Method in class java.awt.MenuItem

Enables event delivery to this menu item for events to be defined by the specified event mask parameter

Since event types are automatically enabled when a listener for that type is added to the menu item, this method only needs to be invoked by subclasses of MenuItem which desire to have the specified event types delivered to processEvent regardless of whether a listener is registered.

enableReplaceObject(boolean). Method in class java.io.ObjectOutputStream

Enable the stream to do replacement of objects in the stream.

enableResolveObject(boolean). Method in class java.io.ObjectInputStream

Enable the stream to allow objects read from the stream to be replaced.

ENCLOSING_MARK. Static variable in class java.lang.Character

encode(OutputStream). Method in interface java.security.Certificate

Encodes the certificate to an output stream in a format that can be decoded by the decode method.

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

Translates a string into x-www-form-urlencoded format.

END. Static variable in class java.awt.Event

The End key, a non-ASCII action key.

end(). Method in class java.util.zip.Deflater

Discards unprocessed input and frees internal data.

end(). Method in class java.util.zip.Inflater

Discards unprocessed input and frees internal data.

end(). Method in class java.awt.PrintJob

Ends the print job and does any necessary cleanup.

END_PUNCTUATION. Static variable in class java.lang.Character

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

Tests if this string ends with the specified suffix.

engineDigest(). Method in class java.security.MessageDigest

SPI: Completes the hash computation by performing final operations such as padding.

engineGetParameter(String). Method in class java.security.Signature

SPI: Gets the value of the specified algorithm parameter.

engineInitSign(PrivateKey). Method in class java.security.Signature

SPI: Initializes this signature object with the specified private key for signing operations.

engineInitVerify(PublicKey). Method in class java.security.Signature

SPI: Initializes this signature object with the specified public key for verification operations.

engineReset(). Method in class java.security.MessageDigest

SPI: Resets the digest for further use.

engineSetParameter(String, Object). Method in class java.security.Signature

SPI: Sets the specified algorithm parameter to the specified value.

engineSign(). Method in class java.security.Signature

SPI: Returns the signature bytes of all the data updated so far.

engineUpdate(byte). Method in class java.security.MessageDigest

SPI: Updates the digest using the specified byte.

engineUpdate(byte). Method in class java.security.Signature

SPI: Updates the data to be signed or verified using the specified byte.

engineUpdate(byte[], int, int). Method in class java.security.MessageDigest

SPI: Updates the digest using the specified array of bytes, starting at the specified offset.

engineUpdate(byte[], int, int). Method in class java.security.Signature

SPI: Updates the data to be signed or verified, using the specified array of bytes, starting at the specified offset.

engineVerify(byte[]). Method in class java.security.Signature

SPI: Verifies the passed-in signature.

ENGLISH. Static variable in class java.util.Locale

Useful constant for language.

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

Increases the capacity of this vector, if necessary, to ensure that it can hold at least the number of components specified by the minimum capacity argument.

ENTER. Static variable in class java.awt.Event

The Enter key.

entries(). Method in interface java.security.acl.Acl

Returns an enumeration of the entries in this ACL.

entries(). Method in class java.util.zip.ZipFile

Returns an enumeration of the ZIP file entries.

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

Copies into the specified array every active thread in this thread group and its subgroups.

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

Copies into the specified array every active thread in this thread group and its subgroups.

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

Copies into the specified array every active thread in this thread group.

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

Copies into the specified array references to every active subgroup in this thread group.

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

Copies into the specified array references to every active subgroup in this thread group.

eof. Variable in class java.io.OptionalDataException

True if there is no more data in the buffered part of the stream.

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

Determines whether or not ends of line are treated as tokens.

eos. Variable in class java.util.zip.GZIPInputStream

Indicates end of input stream.

equals(DataFlavor). Method in class java.awt.datatransfer.DataFlavor

equals(MenuShortcut). Method in class java.awt.MenuShortcut

Returns whether this MenuShortcut is the same as another: equality is defined to mean that both MenuShortcuts use the same key and both either use or don't use the SHIFT key.

equals(Object). Method in class java.math.BigDecimal

Returns true iff x is a BigDecimal whose value is equal to this number.

equals(Object). Method in class java.math.BigInteger

Returns true iff x is a BigInteger whose value is equal to this number.

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

Compares this object against the specified object.

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

Returns true if and only if the argument is not null and is a Boolean object that contains the same boolean value as this object.

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

Compares this object to the specified object.

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

Compares this calendar to the specified object.

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

Compares this object against the specified object.

equals(Object). Method in class java.text.ChoiceFormat

Equality comparision between two

equals(Object). Method in class java.text.CollationKey

Compare this CollationKey and the target CollationKey for equality.

equals(Object). Method in class java.text.Collator

Compares the equality of two Collators.

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

Determines whether another object is equal to this color.

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

Compares this Constructor against the specified object.

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

Compares two dates.

equals(Object). Method in class java.text.DateFormat

Overrides equals

equals(Object). Method in class java.text.DateFormatSymbols

Override equals

equals(Object). Method in class java.text.DecimalFormat

Overrides equals

equals(Object). Method in class java.text.DecimalFormatSymbols

Override equals

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

Checks whether two dimension objects have equal values.

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

Compares this object against the specified object.

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

Compares this Field 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.util.GregorianCalendar

Compares this calendar to the specified object.

equals(Object). Method in class java.security.Identity

Tests for equality between the specified object and this identity.

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

Compares this object against the specified object.

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

Checks whether two insets objects are equal.

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

Compares this object to the specified object.

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

Compares two Objects for equality.

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

Compares this object against the specified object.

equals(Object). Method in class java.text.MessageFormat

Equality comparision between two message format objects

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

Compares this Method against the specified object.

equals(Object). Method in class java.text.NumberFormat

Overrides equals

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

Compares two Objects for equality.

equals(Object). Method in class java.rmi.server.ObjID

Two object identifiers are considered equal if they have the same contents.

equals(Object). Method in interface java.security.acl.Permission

Returns true if the object passed matches the permission represented in this interface.

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

Determines whether two points are equal.

equals(Object). Method in interface java.security.Principal

Compares this principal to the specified object.

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

Checks whether two rectangles are equal.

equals(Object). Method in class java.rmi.server.RemoteObject

Compares two remote objects for equality.

equals(Object). Method in class java.text.RuleBasedCollator

Compares the equality of two collation objects.

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

Compares this object to the specified object.

equals(Object). Method in class java.text.SimpleDateFormat

Override equals.

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

Compares the equality of two SimpleTimeZone objects.

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

Compares this string to the specified object.

equals(Object). Method in class java.text.StringCharacterIterator

Compares the equality of two StringCharacterIterator objects.

equals(Object). Method in class java.rmi.server.UID

Compares two Objects for equality.

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

Compares two URLs.

equals(Object). Method in class java.rmi.dgc.VMID

Compare this VMID to another, and return true if they are the same identifier.

equals(String, String). Method in class java.text.Collator

Convenience method for comparing the equality of two strings based on this Collator's collation rules.

equals(Timestamp). Method in class java.sql.Timestamp

Test Timestamp values for equality

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

Compares this String to another object.

ERA. Static variable in class java.util.Calendar

Useful constant for date and time.

ERA_FIELD. Static variable in class java.text.DateFormat

Useful constant for ERA field alignment.

err. Static variable in class java.io.FileDescriptor

A handle to the standard error stream.

err. Static variable in class java.lang.System

The "standard" error output 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 that the downloading of some media encountered an error.

ESCAPE. Static variable in class java.awt.Event

The Escape key.

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

Creates an instance of Event with the specified target component, event type, and argument.

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

Creates an instance of 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

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

EventObject(Object). Constructor for class java.util.EventObject

EventQueue(). Constructor for class java.awt.EventQueue

EventSetDescriptor(Class, String, Class, String). Constructor for class java.beans.EventSetDescriptor

This constructor creates an EventSetDescriptor assuming that you are following the most simple standard design pattern where a named event "fred" is (1) delivered as a call on the single method of interface FredListener, (2) has a single argument of type FredEvent, and (3) where the FredListener may be registered with a call on an addFredListener method of the source component and removed with a call on a removeFredListener method.

EventSetDescriptor(Class, String, Class, String[], String, String). Constructor for class java.beans.EventSetDescriptor

This constructor creates an EventSetDescriptor from scratch using string names.

EventSetDescriptor(String, Class, Method[], Method, Method). Constructor for class java.beans.EventSetDescriptor

This constructor creates an EventSetDescriptor from scratch using java.lang.reflect.Method and java.lang.Class objects.

EventSetDescriptor(String, Class, MethodDescriptor[], Method, Method). Constructor for class java.beans.EventSetDescriptor

This constructor creates an EventSetDescriptor from scratch using java.lang.reflect.MethodDescriptor and java.lang.Class objects.

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 an Exception with the specified detail message.

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

Constructs an ExceptionInInitializerError with no detail message.

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

Constructs a ExceptionInInitializerError with the specified detail message.

ExceptionInInitializerError(Throwable). Constructor for class java.lang.ExceptionInInitializerError

Constructs a new ExceptionInInitializerError class initialized to the specific throwable

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

Executes the specified string command in a separate process.

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

Executes the specified string command in a separate process with the specified environment.

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

Executes the specified command and arguments in a separate process.

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

Executes the specified command and arguments in a separate process with the specified environment.

execute(). Method in interface java.sql.PreparedStatement

Some prepared statements return multiple results; the execute method handles these complex statements as well as the simpler form of statements handled by executeQuery and executeUpdate.

execute(String). Method in interface java.sql.Statement

Execute a SQL statement that may return multiple results.

executeCall(). Method in interface java.rmi.server.RemoteCall

Do whatever it takes to execute the call.

executeQuery(). Method in interface java.sql.PreparedStatement

A prepared SQL query is executed and its ResultSet is returned.

executeQuery(String). Method in interface java.sql.Statement

Execute a SQL statement that returns a single ResultSet.

executeUpdate(). Method in interface java.sql.PreparedStatement

Execute a SQL INSERT, UPDATE or DELETE statement.

executeUpdate(String). Method in interface java.sql.Statement

Execute a SQL INSERT, UPDATE or DELETE statement.

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

Tests if this File exists.

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

Terminates the currently running Java Virtual Machine.

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

Terminates the currently running Java Virtual Machine.

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 (i.e., 2.718...) raised to the power of a double value.

ExportException(String). Constructor for class java.rmi.server.ExportException

Create A remote exception with the specified string

ExportException(String, Exception). Constructor for class java.rmi.server.ExportException

Create A remote exception with the specified string, and the exception specified.

exportObject(Remote). Static method in class java.rmi.server.UnicastRemoteObject

Export the remote object to make it available to receive incoming calls.

exportObject(Remote, Object). Method in interface java.rmi.server.ServerRef

Find or create a client stub object for the supplied Remote.