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org.eclipse.dawnsci.analysis.tree.impl
Class GroupNodeImpl



java.lang.Object


org.eclipse.dawnsci.analysis.tree.impl.NodeImpl


org.eclipse.dawnsci.analysis.tree.impl.GroupNodeImpl









All Implemented Interfaces:
java.io.Serializable, java.lang.Iterable<NodeLink>, GroupNode, Node


Direct Known Subclasses:
NXobjectImpl




public class GroupNodeImpl
extends NodeImpl
implements GroupNode, java.io.Serializable

See Also:
Serialized Form












Field Summary

Fields 

Modifier and Type
Field and Description


protected static long
serialVersionUID 






Fields inherited from class org.eclipse.dawnsci.analysis.tree.impl.NodeImpl
attributes, id, INDENT





Fields inherited from interface org.eclipse.dawnsci.analysis.api.tree.Node
ATTRIBUTE, SEPARATOR








Constructor Summary

Constructors 

Constructor and Description


GroupNodeImpl(long oid)
Construct a group node with given object ID










Method Summary

All Methods Instance Methods Concrete Methods 

Modifier and Type
Method and Description


void
addDataNode(java.lang.String name,
           DataNode d)
Add given data node with given path and name



void
addGroupNode(java.lang.String name,
            GroupNode g)
Add (child) group node with given path and name



void
addNode(java.lang.String name,
       Node node)
Add given node with given path and name



void
addNodeLink(NodeLink link)
Add node link



void
addSymbolicNode(java.lang.String name,
               SymbolicNode s)
Add linked node with given path and name



protected void
appendNodeString(java.lang.StringBuilder s,
                java.lang.String n) 


boolean
containsDataNode(java.lang.String name) 


boolean
containsGroupNode(java.lang.String name) 


boolean
containsNode(java.lang.String name)
Returns whether this group contains a child node with the given name



boolean
containsSymbolicNode(java.lang.String name)
Returns whether this group node contains a symbolic node of the given name.



protected NodeLink
createNodeLink(java.lang.String name,
              Node n) 


java.lang.String
findLinkedNodeName(Node node)
Find name of node linked to this group



NodeLink
findNodeLink(java.lang.String pathname)
Recursively find link to node given by path name



DataNode
getDataNode(java.lang.String name)
Get data node of given name.



java.util.Map<java.lang.String,DataNode>
getDataNodeMap()
Get all data nodes, keyed by name within this group node.



java.util.List<DataNode>
getDataNodes()
Get all data nodes.



java.util.List<ILazyDataset>
getDatasets(java.lang.String name)
Recursively find datasets of given name



java.util.Map<java.lang.Long,Node>
getGlobalPool() 


GroupNode
getGroupNode(java.lang.String name)
Get (child) group node of given name.



java.util.Map<java.lang.String,GroupNode>
getGroupNodeMap()
Get (child) group nodes, as a map where the key is the name of that group node within
 this (parent) group node.



java.util.List<GroupNode>
getGroupNodes()
Get (child) group nodes.



java.util.Collection<java.lang.String>
getNames() 


Node
getNode(java.lang.String name)
Returns the child node of the given name, or null if no such node exists.



NodeLink
getNodeLink(java.lang.String name) 


java.util.Iterator<java.lang.String>
getNodeNameIterator() 


int
getNumberOfDataNodes() 


int
getNumberOfGroupNodes() 


int
getNumberOfNodelinks() 


SymbolicNode
getSymbolicNode(java.lang.String name)
Get (child) symbolic node of given name.



boolean
isGroupNode() 


boolean
isPopulated() 


java.util.Iterator<NodeLink>
iterator() 


void
removeDataNode(DataNode d)
Remove the given data node from this group.



void
removeDataNode(java.lang.String name)
Remove the data node of given name.



void
removeGroupNode(GroupNode g)
Remove given group node



void
removeGroupNode(java.lang.String name)
Remove group node of given name



void
removeSymbolicNode(java.lang.String name)
Removes the symbolic node with the given name.



void
removeSymbolicNode(SymbolicNode s)
Removes the given symbolic node from this tree.



void
setGlobalPool(java.util.Map<java.lang.Long,Node> globalPool)
Set a reference to the global pool of nodes



java.lang.String
toString() 






Methods inherited from class org.eclipse.dawnsci.analysis.tree.impl.NodeImpl
addAttribute, containsAttribute, getAttribute, getAttributeIterator, getAttributeNameIterator, getID, getNumberOfAttributes, isDataNode, isSymbolicNode





Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait





Methods inherited from interface org.eclipse.dawnsci.analysis.api.tree.Node
addAttribute, containsAttribute, getAttribute, getAttributeIterator, getAttributeNameIterator, getID, getNumberOfAttributes, isDataNode, isSymbolicNode





Methods inherited from interface java.lang.Iterable
forEach, spliterator














Field Detail





serialVersionUID
protected static final long serialVersionUID

See Also:
Constant Field Values










Constructor Detail





GroupNodeImpl
public GroupNodeImpl(long oid)
Construct a group node with given object ID

Parameters:
oid - object ID










Method Detail





setGlobalPool
public void setGlobalPool(java.util.Map<java.lang.Long,Node> globalPool)
Description copied from interface: GroupNode
Set a reference to the global pool of nodes

Specified by:
setGlobalPool in interface GroupNode








getGlobalPool
public java.util.Map<java.lang.Long,Node> getGlobalPool()

Specified by:
getGlobalPool in interface GroupNode
Returns:
global pool of cached nodes








isPopulated
public boolean isPopulated()

Specified by:
isPopulated in interface GroupNode
Returns:
true if it has been populated with any nodes








getNumberOfNodelinks
public int getNumberOfNodelinks()

Specified by:
getNumberOfNodelinks in interface GroupNode
Returns:
number of node-links held in group








getNodeLink
public NodeLink getNodeLink(java.lang.String name)

Specified by:
getNodeLink in interface GroupNode
Returns:
node link to child node of given name








addNodeLink
public void addNodeLink(NodeLink link)
Description copied from interface: GroupNode
Add node link

Specified by:
addNodeLink in interface GroupNode








addNode
public void addNode(java.lang.String name,
                    Node node)
Description copied from interface: GroupNode
Add given node with given path and name

Specified by:
addNode in interface GroupNode








getNumberOfGroupNodes
public int getNumberOfGroupNodes()

Specified by:
getNumberOfGroupNodes in interface GroupNode
Returns:
number of child groups in group








containsNode
public boolean containsNode(java.lang.String name)
Description copied from interface: GroupNode
Returns whether this group contains a child node with the given name

Specified by:
containsNode in interface GroupNode
Parameters:
name - name
Returns:
true if this node contains a child node with the given name,
    false otherwise








containsGroupNode
public boolean containsGroupNode(java.lang.String name)

Specified by:
containsGroupNode in interface GroupNode
Returns:
true if group contains child group of given name








getGroupNode
public GroupNode getGroupNode(java.lang.String name)
Description copied from interface: GroupNode
Get (child) group node of given name. A SymbolicNode with the
 given name is resolved to its destination node.

Specified by:
getGroupNode in interface GroupNode
Returns:
group, or null if no such group exists








getGroupNodes
public java.util.List<GroupNode> getGroupNodes()
Description copied from interface: GroupNode
Get (child) group nodes. Any SymbolicNodes are resolved to their
 destination nodes.

Specified by:
getGroupNodes in interface GroupNode
Returns:
groups








getGroupNodeMap
public java.util.Map<java.lang.String,GroupNode> getGroupNodeMap()
Description copied from interface: GroupNode
Get (child) group nodes, as a map where the key is the name of that group node within
 this (parent) group node. Any SymbolicNode are resolved to their destination nodes.

Specified by:
getGroupNodeMap in interface GroupNode
Returns:
group node map








addGroupNode
public void addGroupNode(java.lang.String name,
                         GroupNode g)
Description copied from interface: GroupNode
Add (child) group node with given path and name

Specified by:
addGroupNode in interface GroupNode
g - group








removeGroupNode
public void removeGroupNode(java.lang.String name)
Description copied from interface: GroupNode
Remove group node of given name

Specified by:
removeGroupNode in interface GroupNode








removeGroupNode
public void removeGroupNode(GroupNode g)
Description copied from interface: GroupNode
Remove given group node

Specified by:
removeGroupNode in interface GroupNode
Parameters:
g - group node








getNumberOfDataNodes
public int getNumberOfDataNodes()

Specified by:
getNumberOfDataNodes in interface GroupNode
Returns:
number of data nodes held in group








containsDataNode
public boolean containsDataNode(java.lang.String name)

Specified by:
containsDataNode in interface GroupNode
Returns:
true if group contains data node of given name








getDataNode
public DataNode getDataNode(java.lang.String name)
Description copied from interface: GroupNode
Get data node of given name. A SymbolicNode with the given name is resolved
 to its destination node.

Specified by:
getDataNode in interface GroupNode
Returns:
datanode, or null if no such data node exists








getDataNodes
public java.util.List<DataNode> getDataNodes()
Description copied from interface: GroupNode
Get all data nodes. Any SymbolicNodes are resolved to their destination nodes.

Specified by:
getDataNodes in interface GroupNode
Returns:
data nodes








getDataNodeMap
public java.util.Map<java.lang.String,DataNode> getDataNodeMap()
Description copied from interface: GroupNode
Get all data nodes, keyed by name within this group node. Any SymbolicNodes are
 resolved to their destination nodes.

Specified by:
getDataNodeMap in interface GroupNode
Returns:
data node map








getNode
public Node getNode(java.lang.String name)
Description copied from interface: GroupNode
Returns the child node of the given name, or null if no such node exists.

Specified by:
getNode in interface GroupNode
Parameters:
name - name of child node within this group node
Returns:
child node with given name if it exists, otherwise null








addDataNode
public void addDataNode(java.lang.String name,
                        DataNode d)
Description copied from interface: GroupNode
Add given data node with given path and name

Specified by:
addDataNode in interface GroupNode
d - dataset








createNodeLink
protected NodeLink createNodeLink(java.lang.String name,
                                  Node n)







removeDataNode
public void removeDataNode(java.lang.String name)
Description copied from interface: GroupNode
Remove the data node of given name.

Specified by:
removeDataNode in interface GroupNode








removeDataNode
public void removeDataNode(DataNode d)
Description copied from interface: GroupNode
Remove the given data node from this group.

Specified by:
removeDataNode in interface GroupNode
Parameters:
d - data node








addSymbolicNode
public void addSymbolicNode(java.lang.String name,
                            SymbolicNode s)
Description copied from interface: GroupNode
Add linked node with given path and name

Specified by:
addSymbolicNode in interface GroupNode
s - symbolic link








containsSymbolicNode
public boolean containsSymbolicNode(java.lang.String name)
Description copied from interface: GroupNode
Returns whether this group node contains a symbolic node of the given name.

Specified by:
containsSymbolicNode in interface GroupNode
Returns:
true if group contains a symbolic node of given name,
 false otherwise








getSymbolicNode
public SymbolicNode getSymbolicNode(java.lang.String name)
Description copied from interface: GroupNode
Get (child) symbolic node of given name.

Specified by:
getSymbolicNode in interface GroupNode
Returns:
symbolic node, or null if no such node exists








removeSymbolicNode
public void removeSymbolicNode(java.lang.String name)
Description copied from interface: GroupNode
Removes the symbolic node with the given name.

Specified by:
removeSymbolicNode in interface GroupNode
Parameters:
name - name of symbolic node to remove








removeSymbolicNode
public void removeSymbolicNode(SymbolicNode s)
Description copied from interface: GroupNode
Removes the given symbolic node from this tree.

Specified by:
removeSymbolicNode in interface GroupNode
Parameters:
s - symbolic node








isGroupNode
public boolean isGroupNode()

Specified by:
isGroupNode in interface Node
Overrides:
isGroupNode in class NodeImpl
Returns:
true if this node is a GroupNode,
 false otherwise








findLinkedNodeName
public java.lang.String findLinkedNodeName(Node node)
Description copied from interface: GroupNode
Find name of node linked to this group

Specified by:
findLinkedNodeName in interface GroupNode
Returns:
name (or null, if node is not in group)








toString
public java.lang.String toString()

Overrides:
toString in class NodeImpl








appendNodeString
protected void appendNodeString(java.lang.StringBuilder s,
                                java.lang.String n)







getNodeNameIterator
public java.util.Iterator<java.lang.String> getNodeNameIterator()

Specified by:
getNodeNameIterator in interface GroupNode
Returns:
iterator over child names in group








getDatasets
public java.util.List<ILazyDataset> getDatasets(java.lang.String name)
Description copied from interface: GroupNode
Recursively find datasets of given name

Specified by:
getDatasets in interface GroupNode
Returns:
list of (unique) datasets








findNodeLink
public NodeLink findNodeLink(java.lang.String pathname)
Description copied from interface: GroupNode
Recursively find link to node given by path name

Specified by:
findNodeLink in interface GroupNode
Returns:
node or null if not found








iterator
public java.util.Iterator<NodeLink> iterator()

Specified by:
iterator in interface java.lang.Iterable<NodeLink>
Specified by:
iterator in interface GroupNode
Returns:
iterator over links to children in group








getNames
public java.util.Collection<java.lang.String> getNames()

Specified by:
getNames in interface GroupNode
Returns:
names of nodes














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