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Java Source Code / Java Documentation » Apache Harmony Java SE » java package » java.io 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   java.io.EmulatedFields

EmulatedFields
class EmulatedFields (Code)
An EmulatedFields is an object that represents a set of emulated fields for an object being dumped or loaded. It allows objects to be dumped with a shape different than the fields they were declared to have.
See Also:   ObjectInputStream.GetField
See Also:   ObjectOutputStream.PutField
See Also:   EmulatedFieldsForLoading
See Also:   EmulatedFieldsForDumping

Inner Class :static class ObjectSlot


Constructor Summary
public  EmulatedFields(ObjectStreamField[] fields, ObjectStreamField[] declared)
     Constructs a new instance of EmulatedFields.

Method Summary
public  booleandefaulted(String name)
     Return a boolean indicating if the field named name has been assigned a value explicitly (false) or if it still holds a default value for the type (true) because it hasn't been assigned to yet.
public  byteget(String name, byte defaultValue)
     Find and return the byte value of a given field named name in the receiver.
public  charget(String name, char defaultValue)
     Find and return the char value of a given field named name in the receiver.
public  doubleget(String name, double defaultValue)
     Find and return the double value of a given field named name in the receiver.
public  floatget(String name, float defaultValue)
     Find and return the float value of a given field named name in the receiver.
public  intget(String name, int defaultValue)
     Find and return the int value of a given field named name in the receiver.
public  longget(String name, long defaultValue)
     Find and return the long value of a given field named name in the receiver.
public  Objectget(String name, Object defaultValue)
     Find and return the Object value of a given field named name in the receiver.
public  shortget(String name, short defaultValue)
     Find and return the short value of a given field named name in the receiver.
public  booleanget(String name, boolean defaultValue)
     Find and return the boolean value of a given field named name in the receiver.
public  voidput(String name, byte value)
     Find and set the byte value of a given field named name in the receiver.
public  voidput(String name, char value)
     Find and set the char value of a given field named name in the receiver.
public  voidput(String name, double value)
     Find and set the double value of a given field named name in the receiver.
public  voidput(String name, float value)
     Find and set the float value of a given field named name in the receiver.
public  voidput(String name, int value)
     Find and set the int value of a given field named name in the receiver.
public  voidput(String name, long value)
     Find and set the long value of a given field named name in the receiver.
public  voidput(String name, Object value)
     Find and set the Object value of a given field named name in the receiver.
public  voidput(String name, short value)
     Find and set the short value of a given field named name in the receiver.
public  voidput(String name, boolean value)
     Find and set the boolean value of a given field named name in the receiver.
public  ObjectSlot[]slots()
     Return the array of ObjectSlot the receiver represents.


Constructor Detail
EmulatedFields
public EmulatedFields(ObjectStreamField[] fields, ObjectStreamField[] declared)(Code)
Constructs a new instance of EmulatedFields.
Parameters:
  fields - an array of ObjectStreamFields, which describe the fields tobe emulated (names, types, etc).
Parameters:
  declared - an array of ObjectStreamFields, which describe the declaredfields.




Method Detail
defaulted
public boolean defaulted(String name) throws IllegalArgumentException(Code)
Return a boolean indicating if the field named name has been assigned a value explicitly (false) or if it still holds a default value for the type (true) because it hasn't been assigned to yet.
Parameters:
  name - a String, the name of the field to test true if name still holds itsdefault value, false otherwise
throws:
  IllegalArgumentException - If name is null



get
public byte get(String name, byte defaultValue) throws IllegalArgumentException(Code)
Find and return the byte value of a given field named name in the receiver. If the field has not been assigned any value yet, the default value defaultValue is returned instead.
Parameters:
  name - A String, the name of the field to find
Parameters:
  defaultValue - Return value in case the field has not been assigned to yet. the value of the given field if it has been assigned, the defaultvalue otherwise
throws:
  IllegalArgumentException - If the corresponding field can not be found.



get
public char get(String name, char defaultValue) throws IllegalArgumentException(Code)
Find and return the char value of a given field named name in the receiver. If the field has not been assigned any value yet, the default value defaultValue is returned instead.
Parameters:
  name - A String, the name of the field to find
Parameters:
  defaultValue - Return value in case the field has not been assigned to yet. the value of the given field if it has been assigned, the defaultvalue otherwise
throws:
  IllegalArgumentException - If the corresponding field can not be found.



get
public double get(String name, double defaultValue) throws IllegalArgumentException(Code)
Find and return the double value of a given field named name in the receiver. If the field has not been assigned any value yet, the default value defaultValue is returned instead.
Parameters:
  name - A String, the name of the field to find
Parameters:
  defaultValue - Return value in case the field has not been assigned to yet. the value of the given field if it has been assigned, the defaultvalue otherwise
throws:
  IllegalArgumentException - If the corresponding field can not be found.



get
public float get(String name, float defaultValue) throws IllegalArgumentException(Code)
Find and return the float value of a given field named name in the receiver. If the field has not been assigned any value yet, the default value defaultValue is returned instead.
Parameters:
  name - A String, the name of the field to find
Parameters:
  defaultValue - Return value in case the field has not been assigned to yet. the value of the given field if it has been assigned, the defaultvalue otherwise
throws:
  IllegalArgumentException - If the corresponding field can not be found.



get
public int get(String name, int defaultValue) throws IllegalArgumentException(Code)
Find and return the int value of a given field named name in the receiver. If the field has not been assigned any value yet, the default value defaultValue is returned instead.
Parameters:
  name - A String, the name of the field to find
Parameters:
  defaultValue - Return value in case the field has not been assigned to yet. the value of the given field if it has been assigned, the defaultvalue otherwise
throws:
  IllegalArgumentException - If the corresponding field can not be found.



get
public long get(String name, long defaultValue) throws IllegalArgumentException(Code)
Find and return the long value of a given field named name in the receiver. If the field has not been assigned any value yet, the default value defaultValue is returned instead.
Parameters:
  name - A String, the name of the field to find
Parameters:
  defaultValue - Return value in case the field has not been assigned to yet. the value of the given field if it has been assigned, the defaultvalue otherwise
throws:
  IllegalArgumentException - If the corresponding field can not be found.



get
public Object get(String name, Object defaultValue) throws IllegalArgumentException(Code)
Find and return the Object value of a given field named name in the receiver. If the field has not been assigned any value yet, the default value defaultValue is returned instead.
Parameters:
  name - A String, the name of the field to find
Parameters:
  defaultValue - Return value in case the field has not been assigned to yet. the value of the given field if it has been assigned, the defaultvalue otherwise
throws:
  IllegalArgumentException - If the corresponding field can not be found.



get
public short get(String name, short defaultValue) throws IllegalArgumentException(Code)
Find and return the short value of a given field named name in the receiver. If the field has not been assigned any value yet, the default value defaultValue is returned instead.
Parameters:
  name - A String, the name of the field to find
Parameters:
  defaultValue - Return value in case the field has not been assigned to yet. the value of the given field if it has been assigned, the defaultvalue otherwise
throws:
  IllegalArgumentException - If the corresponding field can not be found.



get
public boolean get(String name, boolean defaultValue) throws IllegalArgumentException(Code)
Find and return the boolean value of a given field named name in the receiver. If the field has not been assigned any value yet, the default value defaultValue is returned instead.
Parameters:
  name - A String, the name of the field to find
Parameters:
  defaultValue - Return value in case the field has not been assigned to yet. the value of the given field if it has been assigned, the defaultvalue otherwise
throws:
  IllegalArgumentException - If the corresponding field can not be found.



put
public void put(String name, byte value) throws IllegalArgumentException(Code)
Find and set the byte value of a given field named name in the receiver.
Parameters:
  name - A String, the name of the field to set
Parameters:
  value - New value for the field.
throws:
  IllegalArgumentException - If the corresponding field can not be found.



put
public void put(String name, char value) throws IllegalArgumentException(Code)
Find and set the char value of a given field named name in the receiver.
Parameters:
  name - A String, the name of the field to set
Parameters:
  value - New value for the field.
throws:
  IllegalArgumentException - If the corresponding field can not be found.



put
public void put(String name, double value) throws IllegalArgumentException(Code)
Find and set the double value of a given field named name in the receiver.
Parameters:
  name - A String, the name of the field to set
Parameters:
  value - New value for the field.
throws:
  IllegalArgumentException - If the corresponding field can not be found.



put
public void put(String name, float value) throws IllegalArgumentException(Code)
Find and set the float value of a given field named name in the receiver.
Parameters:
  name - A String, the name of the field to set
Parameters:
  value - New value for the field.
throws:
  IllegalArgumentException - If the corresponding field can not be found.



put
public void put(String name, int value) throws IllegalArgumentException(Code)
Find and set the int value of a given field named name in the receiver.
Parameters:
  name - A String, the name of the field to set
Parameters:
  value - New value for the field.
throws:
  IllegalArgumentException - If the corresponding field can not be found.



put
public void put(String name, long value) throws IllegalArgumentException(Code)
Find and set the long value of a given field named name in the receiver.
Parameters:
  name - A String, the name of the field to set
Parameters:
  value - New value for the field.
throws:
  IllegalArgumentException - If the corresponding field can not be found.



put
public void put(String name, Object value) throws IllegalArgumentException(Code)
Find and set the Object value of a given field named name in the receiver.
Parameters:
  name - A String, the name of the field to set
Parameters:
  value - New value for the field.
throws:
  IllegalArgumentException - If the corresponding field can not be found.



put
public void put(String name, short value) throws IllegalArgumentException(Code)
Find and set the short value of a given field named name in the receiver.
Parameters:
  name - A String, the name of the field to set
Parameters:
  value - New value for the field.
throws:
  IllegalArgumentException - If the corresponding field can not be found.



put
public void put(String name, boolean value) throws IllegalArgumentException(Code)
Find and set the boolean value of a given field named name in the receiver.
Parameters:
  name - A String, the name of the field to set
Parameters:
  value - New value for the field.
throws:
  IllegalArgumentException - If the corresponding field can not be found.



slots
public ObjectSlot[] slots()(Code)
Return the array of ObjectSlot the receiver represents. array of ObjectSlot the receiver represents.



Methods inherited from java.lang.Object
protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object object)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final public Class<? extends Object> getClass()(Code)(Java Doc)
public int hashCode()(Code)(Java Doc)
final public void notify()(Code)(Java Doc)
final public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final public void wait(long millis, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait(long millis) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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