com.sun.j3d.utils.scenegraph.io.retained
Class RandomAccessFileControl

java.lang.Object
  com.sun.j3d.utils.scenegraph.io.retained.Controller
      com.sun.j3d.utils.scenegraph.io.retained.RandomAccessFileControl

public class RandomAccessFileControl
extends Controller

Constructor Summary

RandomAccessFileControl()
Creates new RandomAccessFileControl

Method Summary

void	close()
void	createFile(java.io.File file, SimpleUniverse universe, boolean writeUniverseContent, java.lang.String description, java.io.Serializable userData) Create the file and write the inital header information
int	getBranchGraphCount() Return the number of branchgraphs in the file
int	getBranchGraphPosition(javax.media.j3d.BranchGroup graph) Given a branchgraph, return the corresponding index of the graph in the file.
long	getFilePointer() Get the current file 'pointer' location.
java.lang.Object	getUserData()
void	loadNodeComponent(SymbolTableData symbol) Used by SymbolTable to load a node component that is not in current graph
void	loadSharedGroup(SymbolTableData symbol) Loads the specified SharedGroup
void	openFile(java.io.File file) Open the file for reading
javax.media.j3d.BranchGroup[]	readAllBranchGraphs() Read and return all the graphs in the file
javax.media.j3d.BranchGroup[]	readBranchGraph(int graphID)
java.lang.Object	readBranchGraphUserData(int graphID)
java.lang.String	readFileDescription()
ConfiguredUniverse	readUniverse(boolean attachBranchGraphs, javax.media.j3d.Canvas3D canvas)
void	writeBranchGraph(javax.media.j3d.BranchGroup bg, java.io.Serializable userData)
void	writeObject(java.io.DataOutput out, SceneGraphObjectState obj)

Methods inherited from class com.sun.j3d.utils.scenegraph.io.retained.Controller

addNamedObject, createState, createState, createState, getClassLoader, getCurrentFileVersion, getImageCompression, getNamedObject, getNames, getNodeClassFromID, getNodeClassID, getOutputFileVersion, getSymbolTable, readBounds, readColor3f, readColor4f, readMatrix4d, readObject, readPoint3d, readPoint3f, readQuat4f, readSerializedData, readSharedGroup, readTransform3D, readTuple3d, readTuple3f, readTuple4d, readTuple4f, readUniverse, readVector3f, readVector4d, readVector4f, reset, setClassLoader, skipUserData, useSuperClassIfNoChildClass, writeBounds, writeColor3f, writeColor4f, writeMatrix4d, writePoint3d, writePoint3f, writeQuat4f, writeSerializedData, writeSharedGroup, writeTransform3D, writeTuple3d, writeTuple3f, writeTuple4d, writeTuple4f, writeUniverse, writeVector3f, writeVector4d, writeVector4f

Methods inherited from class java.lang.Object

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

Constructor Detail

RandomAccessFileControl

public RandomAccessFileControl()

Creates new RandomAccessFileControl

Method Detail

createFile

public void createFile(java.io.File file,
                       SimpleUniverse universe,
                       boolean writeUniverseContent,
                       java.lang.String description,
                       java.io.Serializable userData)
                throws java.io.IOException,
                       UnsupportedUniverseException,
                       javax.media.j3d.CapabilityNotSetException

Create the file and write the inital header information

Throws:

java.io.IOException

UnsupportedUniverseException

javax.media.j3d.CapabilityNotSetException

openFile

public void openFile(java.io.File file)
              throws java.io.IOException

Open the file for reading

Throws:

java.io.IOException

readUniverse

public ConfiguredUniverse readUniverse(boolean attachBranchGraphs,
                                       javax.media.j3d.Canvas3D canvas)
                                throws java.io.IOException

Throws:

java.io.IOException

getUserData

public java.lang.Object getUserData()

getBranchGraphCount

public int getBranchGraphCount()

Return the number of branchgraphs in the file

writeBranchGraph

public void writeBranchGraph(javax.media.j3d.BranchGroup bg,
                             java.io.Serializable userData)
                      throws java.io.IOException

Specified by:

writeBranchGraph in class Controller

Throws:

java.io.IOException

readBranchGraph

public javax.media.j3d.BranchGroup[] readBranchGraph(int graphID)
                                              throws java.io.IOException

Throws:

java.io.IOException

readAllBranchGraphs

public javax.media.j3d.BranchGroup[] readAllBranchGraphs()
                                                  throws java.io.IOException

Read and return all the graphs in the file

Throws:

java.io.IOException

readBranchGraphUserData

public java.lang.Object readBranchGraphUserData(int graphID)
                                         throws java.io.IOException

Throws:

java.io.IOException

writeObject

public void writeObject(java.io.DataOutput out,
                        SceneGraphObjectState obj)
                 throws java.io.IOException

Overrides:

writeObject in class Controller

Throws:

java.io.IOException

readFileDescription

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

Throws:

java.io.IOException

loadNodeComponent

public void loadNodeComponent(SymbolTableData symbol)
                       throws java.io.IOException

Used by SymbolTable to load a node component that is not in current graph

Throws:

java.io.IOException

loadSharedGroup

public void loadSharedGroup(SymbolTableData symbol)
                     throws java.io.IOException

Loads the specified SharedGroup

Throws:

java.io.IOException

close

public void close()
           throws java.io.IOException

Specified by:

close in class Controller

Throws:

java.io.IOException

getFilePointer

public long getFilePointer()

Description copied from class: Controller

Get the current file 'pointer' location.

Specified by:

getFilePointer in class Controller

getBranchGraphPosition

public int getBranchGraphPosition(javax.media.j3d.BranchGroup graph)

Given a branchgraph, return the corresponding index of the graph in the file. Returns -1 if graph not found.