com.orientechnologies.orient.core.sql.parser

Class OTraverseStatement

java.lang.Object

com.orientechnologies.orient.core.sql.parser.SimpleNode

com.orientechnologies.orient.core.sql.parser.OStatement

com.orientechnologies.orient.core.sql.parser.OTraverseStatement

All Implemented Interfaces:

Node

public class OTraverseStatement
extends OStatement

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	OTraverseStatement.Strategy

Field Summary

Fields

Modifier and Type	Field and Description
protected OLimit	limit
protected OInteger	maxDepth
protected List<OTraverseProjectionItem>	projections
protected OSkip	skip
protected OTraverseStatement.Strategy	strategy
protected OFromClause	target
protected OWhereClause	whileClause

Fields inherited from class com.orientechnologies.orient.core.sql.parser.OStatement

CUSTOM_STRICT_SQL, originalStatement

Fields inherited from class com.orientechnologies.orient.core.sql.parser.SimpleNode

children, firstToken, id, lastToken, parent, parser, value

Constructor Summary

Constructors

Constructor and Description
OTraverseStatement(int id)
OTraverseStatement(OrientSql p, int id)

Method Summary

Modifier and Type	Method and Description
OStatement	copy()
OInternalExecutionPlan	createExecutionPlan(OCommandContext ctx, boolean enableProfiling) creates an execution plan for current statement
boolean	equals(Object o)
OResultSet	execute(ODatabase db, Map params, OCommandContext parentCtx, boolean usePlanCache)
OResultSet	execute(ODatabase db, Object[] args, OCommandContext parentCtx, boolean usePlanCache)
OLimit	getLimit()
OInteger	getMaxDepth()
List<OTraverseProjectionItem>	getProjections()
OSkip	getSkip()
OTraverseStatement.Strategy	getStrategy()
OFromClause	getTarget()
OWhereClause	getWhileClause()
int	hashCode()
boolean	isIdempotent()
boolean	refersToParent()
void	setLimit(OLimit limit)
void	setMaxDepth(OInteger maxDepth)
void	setProjections(List<OTraverseProjectionItem> projections)
void	setSkip(OSkip skip)
void	setStrategy(OTraverseStatement.Strategy strategy)
void	setTarget(OFromClause target)
void	setWhileClause(OWhereClause whileClause)
void	toString(Map<Object,Object> params, StringBuilder builder)
void	validate()

Methods inherited from class com.orientechnologies.orient.core.sql.parser.OStatement

createExecutionPlan, createExecutionPlanNoCache, deserialize, deserializeFromOResult, execute, execute, execute, execute, execute, execute, execute, executinPlanCanBeCached, getOriginalStatement, jjtAccept, serialize, setOriginalStatement, toString

Methods inherited from class com.orientechnologies.orient.core.sql.parser.SimpleNode

childrenAccept, dump, getDatabase, getValue, jjtAddChild, jjtClose, jjtGetChild, jjtGetFirstToken, jjtGetLastToken, jjtGetNumChildren, jjtGetParent, jjtGetValue, jjtOpen, jjtSetFirstToken, jjtSetLastToken, jjtSetParent, jjtSetValue, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

projections

protected List<OTraverseProjectionItem> projections

target

protected OFromClause target

whileClause

protected OWhereClause whileClause

skip

protected OSkip skip

limit

protected OLimit limit

strategy

protected OTraverseStatement.Strategy strategy

maxDepth

protected OInteger maxDepth

Constructor Detail

OTraverseStatement

public OTraverseStatement(int id)

OTraverseStatement

public OTraverseStatement(OrientSql p,
                          int id)

Method Detail

validate

public void validate()
              throws OCommandSQLParsingException

Overrides:

validate in class OStatement

Throws:

OCommandSQLParsingException

execute

public OResultSet execute(ODatabase db,
                          Object[] args,
                          OCommandContext parentCtx,
                          boolean usePlanCache)

Overrides:

execute in class OStatement

execute

public OResultSet execute(ODatabase db,
                          Map params,
                          OCommandContext parentCtx,
                          boolean usePlanCache)

Overrides:

execute in class OStatement

createExecutionPlan

public OInternalExecutionPlan createExecutionPlan(OCommandContext ctx,
                                                  boolean enableProfiling)

Description copied from class: OStatement

creates an execution plan for current statement

Overrides:

createExecutionPlan in class OStatement

Parameters:

ctx - the context that will be used to execute the statement

enableProfiling - true to enable profiling, false to disable it

Returns:

an execution plan

toString

public void toString(Map<Object,Object> params,
                     StringBuilder builder)

Overrides:

toString in class OStatement

refersToParent

public boolean refersToParent()

Overrides:

refersToParent in class OStatement

copy

public OStatement copy()

Overrides:

copy in class OStatement

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

isIdempotent

public boolean isIdempotent()

Overrides:

isIdempotent in class OStatement

getProjections

public List<OTraverseProjectionItem> getProjections()

setProjections

public void setProjections(List<OTraverseProjectionItem> projections)

getTarget

public OFromClause getTarget()

setTarget

public void setTarget(OFromClause target)

getWhileClause

public OWhereClause getWhileClause()

setWhileClause

public void setWhileClause(OWhereClause whileClause)

getLimit

public OLimit getLimit()

setLimit

public void setLimit(OLimit limit)

getStrategy

public OTraverseStatement.Strategy getStrategy()

setStrategy

public void setStrategy(OTraverseStatement.Strategy strategy)

getMaxDepth

public OInteger getMaxDepth()

setMaxDepth

public void setMaxDepth(OInteger maxDepth)

getSkip

public OSkip getSkip()

setSkip

public void setSkip(OSkip skip)