I
- Vertex id typeE
- Edge value typepublic class IdAndValueArrayEdges<I extends org.apache.hadoop.io.WritableComparable,E extends org.apache.hadoop.io.Writable> extends Object implements ReuseObjectsOutEdges<I,E>, MutableOutEdges<I,E>, ImmutableClassesGiraphConfigurable<I,org.apache.hadoop.io.Writable,E>
OutEdges
with IDs and Edge values having their
TypeOps.
Data is backed by a dynamic primitive array. Parallel edges are allowed.
Note: this implementation is optimized for space usage, but random access
and edge removals are expensive.Constructor and Description |
---|
IdAndValueArrayEdges() |
Modifier and Type | Method and Description |
---|---|
void |
add(Edge<I,E> edge)
Add an edge.
|
ImmutableClassesGiraphConfiguration<I,org.apache.hadoop.io.Writable,E> |
getConf()
Return the configuration used by this object.
|
void |
initialize()
Initialize the data structure with the default initial capacity.
|
void |
initialize(int capacity)
Initialize the data structure with the specified initial capacity.
|
void |
initialize(Iterable<Edge<I,E>> edges)
Initialize the data structure and set the edges from an iterable.
|
Iterator<Edge<I,E>> |
iterator() |
Iterator<MutableEdge<I,E>> |
mutableIterator()
Returns an iterator over edges that can be modified in-place,
either by changing the current edge value or by removing the current edge.
|
void |
readFields(DataInput in) |
void |
remove(I targetVertexId)
Remove all edges to the given target vertex.
|
void |
setConf(ImmutableClassesGiraphConfiguration<I,org.apache.hadoop.io.Writable,E> conf)
Set the configuration to be used by this object.
|
int |
size()
Return the number of edges.
|
void |
write(DataOutput out) |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
forEach, spliterator
public ImmutableClassesGiraphConfiguration<I,org.apache.hadoop.io.Writable,E> getConf()
ImmutableClassesGiraphConfigurable
getConf
in interface ImmutableClassesGiraphConfigurable<I extends org.apache.hadoop.io.WritableComparable,org.apache.hadoop.io.Writable,E extends org.apache.hadoop.io.Writable>
public void setConf(ImmutableClassesGiraphConfiguration<I,org.apache.hadoop.io.Writable,E> conf)
GiraphConfigurationSettable
setConf
in interface GiraphConfigurationSettable<I extends org.apache.hadoop.io.WritableComparable,org.apache.hadoop.io.Writable,E extends org.apache.hadoop.io.Writable>
conf
- Set configurationpublic void initialize(Iterable<Edge<I,E>> edges)
OutEdges
initialize
in interface OutEdges<I extends org.apache.hadoop.io.WritableComparable,E extends org.apache.hadoop.io.Writable>
edges
- Iterable of edgespublic void initialize(int capacity)
OutEdges
initialize
in interface OutEdges<I extends org.apache.hadoop.io.WritableComparable,E extends org.apache.hadoop.io.Writable>
capacity
- Initial capacitypublic void initialize()
OutEdges
initialize
in interface OutEdges<I extends org.apache.hadoop.io.WritableComparable,E extends org.apache.hadoop.io.Writable>
public void add(Edge<I,E> edge)
OutEdges
public void remove(I targetVertexId)
OutEdges
public int size()
OutEdges
public Iterator<MutableEdge<I,E>> mutableIterator()
MutableOutEdges
mutableIterator
in interface MutableOutEdges<I extends org.apache.hadoop.io.WritableComparable,E extends org.apache.hadoop.io.Writable>
public void write(DataOutput out) throws IOException
write
in interface org.apache.hadoop.io.Writable
IOException
public void readFields(DataInput in) throws IOException
readFields
in interface org.apache.hadoop.io.Writable
IOException
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