org.apache.streams.neo4j

Class CypherQueryGraphHelper

java.lang.Object

org.apache.streams.neo4j.CypherQueryGraphHelper

All Implemented Interfaces:

Serializable, QueryGraphHelper

public class CypherQueryGraphHelper
extends Object
implements QueryGraphHelper, Serializable

Supporting class for interacting with neo4j via rest API

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static String	createEdgeStatementTemplate
static String	createVertexStatementTemplate
static String	getVertexLongIdStatementTemplate
static String	getVertexStringIdStatementTemplate
static String	getVerticesLabelIdStatementTemplate
static String	mergeVertexStatementTemplate

Constructor Summary

Constructors

Constructor and Description
CypherQueryGraphHelper()

Method Summary

Modifier and Type	Method and Description
org.javatuples.Pair<String,Map<String,Object>>	createActorObjectEdge(Activity activity) createActorObjectEdge.
org.javatuples.Pair<String,Map<String,Object>>	createActorTargetEdge(Activity activity) createActorTargetEdge.
org.javatuples.Pair<String,Map<String,Object>>	createVertexRequest(ActivityObject activityObject) createVertexRequest.
static List<String>	getLabels(ActivityObject activityObject) getLabels.
static String	getPropertyCreater(Map<String,Object> map) getPropertyCreater.
static String	getPropertyParamSetter(Map<String,Object> map, String symbol) getPropertyParamSetter.
static String	getPropertyValueSetter(Map<String,Object> map, String symbol) getPropertyValueSetter.
org.javatuples.Pair<String,Map<String,Object>>	getVertexRequest(Long vertexId) getVertexRequest.
org.javatuples.Pair<String,Map<String,Object>>	getVertexRequest(String streamsId)
org.javatuples.Pair<String,Map<String,Object>>	getVerticesRequest(String labelId) getVerticesRequest gets all vertices with a label.
org.javatuples.Pair<String,Map<String,Object>>	mergeVertexRequest(ActivityObject activityObject) mergeVertexRequest.

Methods inherited from class java.lang.Object

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

Field Detail

getVertexLongIdStatementTemplate

public static final String getVertexLongIdStatementTemplate

See Also:

Constant Field Values

getVertexStringIdStatementTemplate

public static final String getVertexStringIdStatementTemplate

See Also:

Constant Field Values

getVerticesLabelIdStatementTemplate

public static final String getVerticesLabelIdStatementTemplate

See Also:

Constant Field Values

createVertexStatementTemplate

public static final String createVertexStatementTemplate

See Also:

Constant Field Values

mergeVertexStatementTemplate

public static final String mergeVertexStatementTemplate

See Also:

Constant Field Values

createEdgeStatementTemplate

public static final String createEdgeStatementTemplate

See Also:

Constant Field Values

Constructor Detail

CypherQueryGraphHelper

public CypherQueryGraphHelper()

Method Detail

getVertexRequest

public org.javatuples.Pair<String,Map<String,Object>> getVertexRequest(String streamsId)

Specified by:

getVertexRequest in interface QueryGraphHelper

getVertexRequest

public org.javatuples.Pair<String,Map<String,Object>> getVertexRequest(Long vertexId)

getVertexRequest.

Specified by:

getVertexRequest in interface QueryGraphHelper

Parameters:

vertexId - numericId

Returns:

pair (streamsId, parameterMap)

createVertexRequest

public org.javatuples.Pair<String,Map<String,Object>> createVertexRequest(ActivityObject activityObject)

createVertexRequest.

Specified by:

createVertexRequest in interface QueryGraphHelper

Parameters:

activityObject - activityObject

Returns:

pair (query, parameterMap)

getVerticesRequest

public org.javatuples.Pair<String,Map<String,Object>> getVerticesRequest(String labelId)

getVerticesRequest gets all vertices with a label.

Parameters:

labelId - labelId

Returns:

pair (query, parameterMap)

mergeVertexRequest

public org.javatuples.Pair<String,Map<String,Object>> mergeVertexRequest(ActivityObject activityObject)

mergeVertexRequest.

Specified by:

mergeVertexRequest in interface QueryGraphHelper

Parameters:

activityObject - activityObject

Returns:

pair (query, parameterMap)

createActorObjectEdge

public org.javatuples.Pair<String,Map<String,Object>> createActorObjectEdge(Activity activity)

createActorObjectEdge.

Specified by:

createActorObjectEdge in interface QueryGraphHelper

Parameters:

activity - activity

Returns:

pair (query, parameterMap)

createActorTargetEdge

public org.javatuples.Pair<String,Map<String,Object>> createActorTargetEdge(Activity activity)

createActorTargetEdge.

Specified by:

createActorTargetEdge in interface QueryGraphHelper

Parameters:

activity - activity

Returns:

pair (query, parameterMap)

getPropertyValueSetter

public static String getPropertyValueSetter(Map<String,Object> map,
                                            String symbol)

getPropertyValueSetter.

Parameters:

map - paramMap

Returns:

PropertyValueSetter string

getPropertyParamSetter

public static String getPropertyParamSetter(Map<String,Object> map,
                                            String symbol)

getPropertyParamSetter.

Parameters:

map - paramMap

Returns:

PropertyParamSetter string

getPropertyCreater

public static String getPropertyCreater(Map<String,Object> map)

getPropertyCreater.

Parameters:

map - paramMap

Returns:

PropertyCreater string

getLabels

public static List<String> getLabels(ActivityObject activityObject)

getLabels.

Parameters:

activityObject - activityObject

Returns:

PropertyCreater string