visad.data

Class FormFamily

java.lang.Object

visad.data.FormNode

visad.data.FormFamily

Direct Known Subclasses:

FunctionFormFamily

public class FormFamily
extends FormNode

A interior node in the data form hierarchy for the storage of persistent data objects.

Field Summary

Fields

Modifier and Type	Field and Description
protected java.util.Vector	forms The children of this interior node.

Constructor Summary

Constructors

Constructor and Description
FormFamily(java.lang.String name) Construct an interior data-form node with the given name.

Method Summary

Methods

Modifier and Type	Method and Description
void	add(java.lang.String id, Data data, boolean replace) Add data to an existing data object.
FormFamily	addFormNode(FormNode node) Add a child node to this family of data forms.
FormNode	getForms(Data data) Return the data forms that are compatible with a data object.
DataImpl	open(java.lang.String id) Open an existing data object.
DataImpl	open(java.net.URL url) Open an existing data object specified as a URL.
void	save(java.lang.String id, Data data, boolean replace) Save a VisAD data object.

Methods inherited from class visad.data.FormNode

getName

Methods inherited from class java.lang.Object

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

Field Detail

forms

protected java.util.Vector forms

The children of this interior node.

Constructor Detail

FormFamily

public FormFamily(java.lang.String name)

Construct an interior data-form node with the given name.

Method Detail

save

public void save(java.lang.String id,
        Data data,
        boolean replace)
          throws BadFormException,
                 java.rmi.RemoteException,
                 java.io.IOException,
                 VisADException

Save a VisAD data object.

Specified by:

save in class FormNode

Throws:

BadFormException

java.rmi.RemoteException

java.io.IOException

VisADException

add

public void add(java.lang.String id,
       Data data,
       boolean replace)
         throws BadFormException

Add data to an existing data object.

Specified by:

add in class FormNode

Throws:

BadFormException

open

public DataImpl open(java.lang.String id)
              throws BadFormException,
                     java.io.IOException,
                     VisADException

Open an existing data object.

Specified by:

open in class FormNode

Throws:

BadFormException

java.io.IOException

VisADException

open

public DataImpl open(java.net.URL url)
              throws BadFormException,
                     java.io.IOException,
                     VisADException

Open an existing data object specified as a URL.

Specified by:

open in class FormNode

Throws:

BadFormException

java.io.IOException

VisADException

getForms

public FormNode getForms(Data data)
                  throws java.rmi.RemoteException,
                         VisADException,
                         java.io.IOException

Return the data forms that are compatible with a data object.

Specified by:

getForms in class FormNode

Throws:

java.rmi.RemoteException

VisADException

java.io.IOException

addFormNode

public FormFamily addFormNode(FormNode node)

Add a child node to this family of data forms.