de.grogra.persistence

Class XMLPersistenceReader

java.lang.Object

de.grogra.persistence.XMLPersistenceReader

All Implemented Interfaces:

PersistenceInput

Direct Known Subclasses:

XMLGraphReader

public class XMLPersistenceReader
extends java.lang.Object
implements PersistenceInput

An XMLPersistenceReader is used to read the serialization output of an XMLPersistenceWriter.

Author:

Ole Kniemeyer

Field Summary

Fields inherited from interface de.grogra.persistence.PersistenceInput

ARRAY_OBJECT, MANAGEABLE_OBJECT, MIN_UNUSED_KIND, NULL_OBJECT, PERSISTENT_OBJECT_ID, PLAIN_OBJECT, SERIALIZED_OBJECT, SHARED_OBJECT_REFERENCE, STRING_OBJECT

Constructor Summary

Constructors

Constructor and Description
XMLPersistenceReader(PersistenceBindings bindings)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	areFieldsProvided()
int	beginArray()
boolean	beginComponent(ManageableType.ArrayComponent c, int index)
ManageableType.Field	beginField(ManageableType type, ManageableType.Field field)
ManageableType	beginManaged()
void	endArray()
void	endComponent()
void	endField()
void	endManaged()
PersistenceBindings	getBindings()
protected ManageableType.Field	getManagedField(ManageableType t, java.lang.String name)
int	getNextObjectKind()
PersistenceCapable	getObject(long id)
java.lang.String	peekName()
void	readAttribute(PersistenceCapable object, java.lang.String uri, java.lang.String name, java.lang.String value)
boolean	readBoolean()
byte	readByte()
char	readChar()
double	readDouble()
void	readElements(PersistenceCapable object, SAXElement parent)
float	readFloat()
int	readInt()
long	readLong()
java.lang.String	readName()
java.lang.Object	readObject(int kind, Type type)
PersistenceCapable	readPersistentObject()
long	readPersistentObjectId()
Shareable	readSharedObject()
short	readShort()
java.lang.String	readString()
int	readUnsignedByte()
int	readUnsignedShort()
void	registerObject(long id, PersistenceCapable o)
protected java.lang.String	replaceType(java.lang.String type)
void	resolve()
PersistenceCapable	resolveId(long inputId)
void	setNested(boolean nested)
void	valueOf(Manageable object, java.lang.String value) Deserializes a string into an existing object.
java.lang.Object	valueOf(Type type, java.lang.String s) Deserializes a string into an object of the given type.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

XMLPersistenceReader

public XMLPersistenceReader(PersistenceBindings bindings)

Method Detail

areFieldsProvided

public boolean areFieldsProvided()

Specified by:

areFieldsProvided in interface PersistenceInput

beginArray

public int beginArray()
               throws java.io.IOException

Specified by:

beginArray in interface PersistenceInput

Throws:

java.io.IOException

beginComponent

public boolean beginComponent(ManageableType.ArrayComponent c,
                     int index)
                       throws java.io.IOException

Specified by:

beginComponent in interface PersistenceInput

Throws:

java.io.IOException

beginField

public ManageableType.Field beginField(ManageableType type,
                              ManageableType.Field field)
                                throws java.io.IOException

Specified by:

beginField in interface PersistenceInput

Throws:

java.io.IOException

beginManaged

public ManageableType beginManaged()
                            throws java.io.IOException

Specified by:

beginManaged in interface PersistenceInput

Throws:

java.io.IOException

endArray

public void endArray()

Specified by:

endArray in interface PersistenceInput

endComponent

public void endComponent()

Specified by:

endComponent in interface PersistenceInput

endField

public void endField()

Specified by:

endField in interface PersistenceInput

endManaged

public void endManaged()
                throws java.io.IOException

Specified by:

endManaged in interface PersistenceInput

Throws:

java.io.IOException

getBindings

public PersistenceBindings getBindings()

Specified by:

getBindings in interface PersistenceInput

getManagedField

protected ManageableType.Field getManagedField(ManageableType t,
                                   java.lang.String name)

getNextObjectKind

public int getNextObjectKind()
                      throws java.io.IOException

Specified by:

getNextObjectKind in interface PersistenceInput

Throws:

java.io.IOException

getObject

public PersistenceCapable getObject(long id)

peekName

public java.lang.String peekName()
                          throws java.io.IOException

Throws:

java.io.IOException

readAttribute

public final void readAttribute(PersistenceCapable object,
                 java.lang.String uri,
                 java.lang.String name,
                 java.lang.String value)
                         throws org.xml.sax.SAXException

Throws:

org.xml.sax.SAXException

readBoolean

public boolean readBoolean()
                    throws java.io.IOException

Specified by:

readBoolean in interface PersistenceInput

Throws:

java.io.IOException

readByte

public byte readByte()
              throws java.io.IOException

Specified by:

readByte in interface PersistenceInput

Throws:

java.io.IOException

readChar

public char readChar()
              throws java.io.IOException

Specified by:

readChar in interface PersistenceInput

Throws:

java.io.IOException

readDouble

public double readDouble()
                  throws java.io.IOException

Specified by:

readDouble in interface PersistenceInput

Throws:

java.io.IOException

readElements

public final void readElements(PersistenceCapable object,
                SAXElement parent)
                        throws org.xml.sax.SAXException

Throws:

org.xml.sax.SAXException

readFloat

public float readFloat()
                throws java.io.IOException

Specified by:

readFloat in interface PersistenceInput

Throws:

java.io.IOException

readInt

public int readInt()
            throws java.io.IOException

Specified by:

readInt in interface PersistenceInput

Throws:

java.io.IOException

readLong

public long readLong()
              throws java.io.IOException

Specified by:

readLong in interface PersistenceInput

Throws:

java.io.IOException

readName

public java.lang.String readName()
                          throws java.io.IOException

Specified by:

readName in interface PersistenceInput

Throws:

java.io.IOException

readObject

public java.lang.Object readObject(int kind,
                          Type type)
                            throws java.io.IOException

Specified by:

readObject in interface PersistenceInput

Throws:

java.io.IOException

readPersistentObject

public PersistenceCapable readPersistentObject()
                                        throws java.io.IOException

Specified by:

readPersistentObject in interface PersistenceInput

Throws:

java.io.IOException

readPersistentObjectId

public long readPersistentObjectId()
                            throws java.io.IOException

Specified by:

readPersistentObjectId in interface PersistenceInput

Throws:

java.io.IOException

readSharedObject

public Shareable readSharedObject()
                           throws java.io.IOException

Specified by:

readSharedObject in interface PersistenceInput

Throws:

java.io.IOException

readShort

public short readShort()
                throws java.io.IOException

Specified by:

readShort in interface PersistenceInput

Throws:

java.io.IOException

readString

public java.lang.String readString()
                            throws java.io.IOException

Specified by:

readString in interface PersistenceInput

Throws:

java.io.IOException

readUnsignedByte

public int readUnsignedByte()
                     throws java.io.IOException

Specified by:

readUnsignedByte in interface PersistenceInput

Throws:

java.io.IOException

readUnsignedShort

public int readUnsignedShort()
                      throws java.io.IOException

Specified by:

readUnsignedShort in interface PersistenceInput

Throws:

java.io.IOException

registerObject

public void registerObject(long id,
                  PersistenceCapable o)

replaceType

protected java.lang.String replaceType(java.lang.String type)

resolve

public void resolve()

resolveId

public PersistenceCapable resolveId(long inputId)

Specified by:

resolveId in interface PersistenceInput

setNested

public void setNested(boolean nested)

Specified by:

setNested in interface PersistenceInput

valueOf

public void valueOf(Manageable object,
           java.lang.String value)

Deserializes a string into an existing object. The string must have been generated by XMLPersistenceWriter.toString(Manageable) with an object argument of the same class.

Parameters:

object - the object's content will be set using the serialized description in value

value - the serialized description of the object

valueOf

public java.lang.Object valueOf(Type type,
                       java.lang.String s)
                         throws java.lang.InstantiationException,
                                java.lang.IllegalAccessException,
                                java.lang.reflect.InvocationTargetException,
                                java.lang.ClassNotFoundException

Deserializes a string into an object of the given type. The string must have been generated by XMLPersistenceWriter.toString(Type, Object) with the same type as argument.

Parameters:

type - the type of the object to deserialize

s - the serialized description of the object

Returns:

deserialized object

Throws:

java.lang.InstantiationException

java.lang.IllegalAccessException

java.lang.reflect.InvocationTargetException

java.lang.ClassNotFoundException