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## Uses of Class
java.lang.Object

Packages that use Object
com.siemens.icm.io | Siemens IMP utility classes for accessing the functionality of a wireless module.
com.siemens.icm.io.file |
java.io | Provides classes for input and output through data streams.
java.lang | Provides classes that are fundamental to the Java programming language.
java.util | Contains the collection classes, and the date and time facilities.
javax.microedition.io | Classes for the Generic Connection framework.
javax.microedition.midlet | The MIDlet package defines Mobile Information Device Profile applications and the interactions between the application and the environment in which the application runs.
javax.microedition.pki | Certificates are used to authenticate information for secure Connections.
javax.microedition.rms | The Mobile Information Device Profile provides a mechanism for MIDlets to persistently store data and later retrieve it.

Uses of Object in com.siemens.icm.io

Subclasses of Object in com.siemens.icm.io
`class` | `ATCommand` The ATCommand class supports the execution of AT commands on the same way, as it would be done through a serial interface.
`class` | `ATCommandFailedException` Signals that a requested device access via the ATCommand class failed.
`class` | `ATStringConverter` The ATStringConverter class contains conversion functions for easy conversion between Java strings and GSM or UCS2 encoded strings to be used for parameters of several AT commands via the ATCommand class.
`class` | `File` Deprecated. Use javax.microedition.io.FileConnection instead

Uses of Object in com.siemens.icm.io.file

Subclasses of Object in com.siemens.icm.io.file
`class` | `ConnectionClosedException` Represents an exception thrown when a method is invoked on a file connection but the method cannot be completed because the connection is closed.
`class` | `FileSystemRegistry` The FileSystemRegistry is a central registry for file system listeners interested in the adding and removing (or mounting and unmounting) of file systems on a device.
`class` | `IllegalModeException` Represents an exception thrown when a method is invoked requiring a particular security mode (e.g.

Uses of Object in java.io

Subclasses of Object in java.io
`class` | `ByteArrayInputStream` A `ByteArrayInputStream` contains an internal buffer that contains bytes that may be read from the stream.
`class` | `ByteArrayOutputStream` This class implements an output stream in which the data is written into a byte array.
`class` | `DataInputStream` A data input stream lets an application read primitive Java data types from an underlying input stream in a machine-independent way.
`class` | `DataOutputStream` A data output stream lets an application write primitive Java data types to an output stream in a portable way.
`class` | `EOFException` Signals that an end of file or end of stream has been reached unexpectedly during input.
`class` | `InputStream` This abstract class is the superclass of all classes representing an input stream of bytes.
`class` | `InputStreamReader` An InputStreamReader is a bridge from byte streams to character streams: It reads bytes and translates them into characters.
`class` | `InterruptedIOException` Signals that an I/O operation has been interrupted.
`class` | `IOException` Signals that an I/O exception of some sort has occurred.
`class` | `OutputStream` This abstract class is the superclass of all classes representing an output stream of bytes.
`class` | `OutputStreamWriter` An OutputStreamWriter is a bridge from character streams to byte streams: Characters written to it are translated into bytes.
`class` | `PrintStream` A `PrintStream` adds functionality to another output stream, namely the ability to print representations of various data values conveniently.
`class` | `Reader` Abstract class for reading character streams.
`class` | `UnsupportedEncodingException` The Character Encoding is not supported.
`class` | `UTFDataFormatException` Signals that a malformed UTF-8 string has been read in a data input stream or by any class that implements the data input interface.
`class` | `Writer` Abstract class for writing to character streams.

Fields in java.io declared as Object
`protected Object` | `Writer.lock` The object used to synchronize operations on this stream.
`protected Object` | `Reader.lock` The object used to synchronize operations on this stream.

Methods in java.io with parameters of type Object
`void` | `PrintStream.print(Object obj)` Print an object.
`void` | `PrintStream.println(Object x)` Print an Object and then terminate the line.

Constructors in java.io with parameters of type Object
`Writer(Object lock)` Create a new character-stream writer whose critical sections will synchronize on the given object.
`Reader(Object lock)` Create a new character-stream reader whose critical sections will synchronize on the given object.

Uses of Object in java.lang

Subclasses of Object in java.lang
`class` | `ArithmeticException` Thrown when an exceptional arithmetic condition has occurred.
`class` | `ArrayIndexOutOfBoundsException` Thrown to indicate that an array has been accessed with an illegal index.
`class` | `ArrayStoreException` Thrown to indicate that an attempt has been made to store the wrong type of object into an array of objects.
`class` | `Boolean` The Boolean class wraps a value of the primitive type `boolean` in an object.
`class` | `Byte` The Byte class is the standard wrapper for byte values.
`class` | `Character` The Character class wraps a value of the primitive type `char` in an object.
`class` | `Class` Instances of the class `Class` represent classes and interfaces in a running Java application.
`class` | `ClassCastException` Thrown to indicate that the code has attempted to cast an object to a subclass of which it is not an instance.
`class` | `ClassNotFoundException` Thrown when an application tries to load in a class through its string name using the `forName` method in class `Class` but no definition for the class with the specified name could be found.
`class` | `Double` The Double class wraps a value of the primitive type `double` in an object.
`class` | `Error` An `Error` is a subclass of `Throwable` that indicates serious problems that a reasonable application should not try to catch.
`class` | `Exception` The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
`class` | `Float` The Float class wraps a value of primitive type `float` in an object.
`class` | `IllegalAccessException` Thrown when an application tries to load in a class, but the currently executing method does not have access to the definition of the specified class, because the class is not public and in another package.
`class` | `IllegalArgumentException` Thrown to indicate that a method has been passed an illegal or inappropriate argument.
`class` | `IllegalMonitorStateException` Thrown to indicate that a thread has attempted to wait on an object's monitor or to notify other threads waiting on an object's monitor without owning the specified monitor.
`class` | `IllegalStateException` Signals that a method has been invoked at an illegal or inappropriate time.
`class` | `IllegalThreadStateException` Thrown to indicate that a thread is not in an appropriate state for the requested operation.
`class` | `IndexOutOfBoundsException` Thrown to indicate that an index of some sort (such as to an array, to a string, or to a vector) is out of range.
`class` | `InstantiationException` Thrown when an application tries to create an instance of a class using the `newInstance` method in class `Class`, but the specified class object cannot be instantiated because it is an interface or is an abstract class.
`class` | `Integer` The Integer class wraps a value of the primitive type `int` in an object.
`class` | `InterruptedException` Thrown when a thread is waiting, sleeping, or otherwise paused for a long time and another thread interrupts it.
`class` | `Long` The Long class wraps a value of the primitive type `long` in an object.
`class` | `Math` The class `Math` contains methods for performing basic numeric operations.
`class` | `NegativeArraySizeException` Thrown if an application tries to create an array with negative size.
`class` | `NoClassDefFoundError` Thrown if the Java Virtual Machine tries to load in the definition of a class (as part of a normal method call or as part of creating a new instance using the `new` expression) and no definition of the class could be found.
`class` | `NullPointerException` Thrown when an application attempts to use `null` in a case where an object is required.
`class` | `NumberFormatException` Thrown to indicate that the application has attempted to convert a string to one of the numeric types, but that the string does not have the appropriate format.
`class` | `OutOfMemoryError` Thrown when the Java Virtual Machine cannot allocate an object because it is out of memory, and no more memory could be made available by the garbage collector.
`class` | `Runtime` Every Java application has a single instance of class `Runtime` that allows the application to interface with the environment in which the application is running.
`class` | `RuntimeException` `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
`class` | `SecurityException` Thrown by the system to indicate a security violation.
`class` | `Short` The Short class is the standard wrapper for short values.
`class` | `String` The `String` class represents character strings.
`class` | `StringBuffer` A string buffer implements a mutable sequence of characters.
`class` | `StringIndexOutOfBoundsException` Thrown by the `charAt` method in class `String` and by other `String` methods to indicate that an index is either negative or greater than or equal to the size of the string.
`class` | `System` The `System` class contains several useful class fields and methods.
`class` | `Thread` A thread is a thread of execution in a program.
`class` | `Throwable` The `Throwable` class is the superclass of all errors and exceptions in the Java language.
`class` | `VirtualMachineError` Thrown to indicate that the Java Virtual Machine is broken or has run out of resources necessary for it to continue operating.

Methods in java.lang that return Object
`Object` | `Class.newInstance()` Creates a new instance of a class.

Methods in java.lang with parameters of type Object
`StringBuffer` | `StringBuffer.append(Object obj)` Appends the string representation of the `Object` argument to this string buffer.
`StringBuffer` | `StringBuffer.insert(int offset, Object obj)` Inserts the string representation of the `Object` argument into this string buffer.
`boolean` | `String.equals(Object anObject)` Compares this string to the specified object.
`static String` | `String.valueOf(Object obj)` Returns the string representation of the `Object` argument.
`boolean` | `Short.equals(Object obj)` Compares this object to the specified object.
`boolean` | `Object.equals(Object obj)` Indicates whether some other object is "equal to" this one.
`boolean` | `Long.equals(Object obj)` Compares this object against the specified object.
`boolean` | `Integer.equals(Object obj)` Compares this object to the specified object.
`boolean` | `Float.equals(Object obj)` Compares this object against some other object.
`boolean` | `Double.equals(Object obj)` Compares this object against the specified object.
`boolean` | `Character.equals(Object obj)` Compares this object against the specified object.
`boolean` | `Byte.equals(Object obj)` Compares this object to the specified object.
`boolean` | `Boolean.equals(Object obj)` Returns `true` if and only if the argument is not `null` and is a `Boolean` object that represents the same `boolean` value as this object.
`static void` | `System.arraycopy(Object src, int src_position, Object dst, int dst_position, int length)` Copies an array from the specified source array, beginning at the specified position, to the specified position of the destination array.
`static int` | `System.identityHashCode(Object x)` Returns the same hashcode for the given object as would be returned by the default method hashCode(), whether or not the given object's class overrides hashCode().
`boolean` | `Class.isInstance(Object obj)` Determines if the specified `Object` is assignment-compatible with the object represented by this `Class`.

Uses of Object in java.util

Subclasses of Object in java.util
`class` | `Calendar` `Calendar` is an abstract base class for converting between a `Date` object and a set of integer fields such as `YEAR`, `MONTH`, `DAY`, `HOUR`, and so on.
`class` | `Date` The class Date represents a specific instant in time, with millisecond precision.
`class` | `EmptyStackException` Thrown by methods in the `Stack` class to indicate that the stack is empty.
`class` | `Hashtable` This class implements a hashtable, which maps keys to values.
`class` | `NoSuchElementException` Thrown by the `nextElement` method of an `Enumeration` to indicate that there are no more elements in the enumeration.
`class` | `Random` An instance of this class is used to generate a stream of pseudorandom numbers.
`class` | `Stack` The `Stack` class represents a last-in-first-out (LIFO) stack of objects.
`class` | `Timer` A facility for threads to schedule tasks for future execution in a background thread.
`class` | `TimerTask` A task that can be scheduled for one-time or repeated execution by a `Timer`.
`class` | `TimeZone` `TimeZone` represents a time zone offset, and also figures out daylight savings.
`class` | `Vector` The `Vector` class implements a growable array of objects.

Fields in java.util declared as Object
`protected Object[]` | `Vector.elementData` The array buffer into which the components of the vector are stored.

Methods in java.util that return Object
`Object` | `Vector.elementAt(int index)` Returns the component at the specified index.
`Object` | `Vector.firstElement()` Returns the first component of this vector.
`Object` | `Vector.lastElement()` Returns the last component of the vector.
`Object` | `Stack.push(Object item)` Pushes an item onto the top of this stack.
`Object` | `Stack.pop()` Removes the object at the top of this stack and returns that object as the value of this function.
`Object` | `Stack.peek()` Looks at the object at the top of this stack without removing it from the stack.
`Object` | `Hashtable.get(Object key)` Returns the value to which the specified key is mapped in this hashtable.
`Object` | `Hashtable.put(Object key, Object value)` Maps the specified `key` to the specified `value` in this hashtable.
`Object` | `Hashtable.remove(Object key)` Removes the key (and its corresponding value) from this hashtable.
`Object` | `Enumeration.nextElement()` Returns the next element of this enumeration if this enumeration object has at least one more element to provide.

Methods in java.util with parameters of type Object
`void` | `Vector.copyInto(Object[] anArray)` Copies the components of this vector into the specified array.
`boolean` | `Vector.contains(Object elem)` Tests if the specified object is a component in this vector.
`int` | `Vector.indexOf(Object elem)` Searches for the first occurrence of the given argument, testing for equality using the `equals` method.
`int` | `Vector.indexOf(Object elem, int index)` Searches for the first occurrence of the given argument, beginning the search at `index`, and testing for equality using the `equals` method.
`int` | `Vector.lastIndexOf(Object elem)` Returns the index of the last occurrence of the specified object in this vector.
`int` | `Vector.lastIndexOf(Object elem, int index)` Searches backwards for the specified object, starting from the specified index, and returns an index to it.
`void` | `Vector.setElementAt(Object obj, int index)` Sets the component at the specified `index` of this vector to be the specified object.
`void` | `Vector.insertElementAt(Object obj, int index)` Inserts the specified object as a component in this vector at the specified `index`.
`void` | `Vector.addElement(Object obj)` Adds the specified component to the end of this vector, increasing its size by one.
`boolean` | `Vector.removeElement(Object obj)` Removes the first occurrence of the argument from this vector.
`Object` | `Stack.push(Object item)` Pushes an item onto the top of this stack.
`int` | `Stack.search(Object o)` Returns the 1-based position where an object is on this stack.
`boolean` | `Hashtable.contains(Object value)` Tests if some key maps into the specified value in this hashtable.
`boolean` | `Hashtable.containsKey(Object key)` Tests if the specified object is a key in this hashtable.
`Object` | `Hashtable.get(Object key)` Returns the value to which the specified key is mapped in this hashtable.
`Object` | `Hashtable.put(Object key, Object value)` Maps the specified `key` to the specified `value` in this hashtable.
`Object` | `Hashtable.remove(Object key)` Removes the key (and its corresponding value) from this hashtable.
`boolean` | `Date.equals(Object obj)` Compares two dates for equality.
`boolean` | `Calendar.equals(Object obj)` Compares this calendar to the specified object.
`boolean` | `Calendar.before(Object when)` Compares the time field records.
`boolean` | `Calendar.after(Object when)` Compares the time field records.

Uses of Object in javax.microedition.io

Subclasses of Object in javax.microedition.io
`class` | `ConnectionNotFoundException` This class is used to signal that a connection target cannot be found, or the protocol type is not supported.
`class` | `Connector` This class is factory for creating new Connection objects.
`class` | `PushRegistry` The `PushRegistry` maintains a list of inbound connections.

Uses of Object in javax.microedition.midlet

Subclasses of Object in javax.microedition.midlet
`class` | `MIDlet` A `MIDlet` is a MID Profile application.
`class` | `MIDletStateChangeException` Signals that a requested `MIDlet` state change failed.

Uses of Object in javax.microedition.pki

Subclasses of Object in javax.microedition.pki
`class` | `CertificateException` The `CertificateException` encapsulates an error that occurred while a `Certificate` is being used.

Uses of Object in javax.microedition.rms

Subclasses of Object in javax.microedition.rms
`class` | `InvalidRecordIDException` Thrown to indicate an operation could not be completed because the record ID was invalid.
`class` | `RecordStore` A class representing a record store.
`class` | `RecordStoreException` Thrown to indicate a general exception occurred in a record store operation.
`class` | `RecordStoreFullException` Thrown to indicate an operation could not be completed because the record store system storage is full.
`class` | `RecordStoreNotFoundException` Thrown to indicate an operation could not be completed because the record store could not be found.
`class` | `RecordStoreNotOpenException` Thrown to indicate that an operation was attempted on a closed record store.

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