Package com.orientechnologies.orient.core.sql.parser

Class OIdentifier

java.lang.Object

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

com.orientechnologies.orient.core.sql.parser.OIdentifier

All Implemented Interfaces:

Node, OIdentifierResolver

public class OIdentifier
extends SimpleNode
implements OIdentifierResolver

This class is used to represent all the indentifies in the SQL grammar, ie. class names, property names, index names, variables and so on so forth.

Instances of this class are immutable and can be recycled multiple times in the same or in different queries.

Field Summary

Fields

Modifier and Type	Field	Description
protected boolean	internalAlias	set to true by the query executor/optimizer for internally generated aliases for query optimization

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

children, firstToken, id, lastToken, PARAMETER_PLACEHOLDER, parent

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	OIdentifier(int id)
	OIdentifier(OIdentifier copyFrom, boolean quoted)
	OIdentifier(String content)

Method Summary

Modifier and Type	Method	Description
OIdentifier	copy()
static OIdentifier	deserialize(OResult fromResult)
boolean	equals(Object o)
String	getStringValue()	returns the plain string representation of this identifier, with quoting removed from back-ticks
String	getValue()	returns the value as is, with back-ticks quoted with backslash
int	hashCode()
boolean	isEarlyCalculated(OCommandContext ctx)
boolean	refersToParent()
String	resolveIdentifierString(OCommandContext ctx)
OResult	serialize()
void	setQuotedValue(String value)
void	setValue(String value)	accepts a plain value.
void	toGenericStatement(StringBuilder builder)
String	toString()
String	toString(String prefix)
void	toString(Map<Object,Object> params, StringBuilder builder)

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

dump, jjtAddChild, jjtClose, jjtGetChild, jjtGetFirstToken, jjtGetLastToken, jjtGetNumChildren, jjtGetParent, jjtOpen, jjtSetFirstToken, jjtSetLastToken, jjtSetParent, toGenericStatement

Methods inherited from class java.lang.Object

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

Field Details

internalAlias

protected boolean internalAlias

set to true by the query executor/optimizer for internally generated aliases for query optimization

Constructor Details

OIdentifier

public OIdentifier(OIdentifier copyFrom,
 boolean quoted)

OIdentifier

public OIdentifier(String content)

OIdentifier

protected OIdentifier(int id)

Method Details

deserialize

public static OIdentifier deserialize(OResult fromResult)

getValue

public String getValue()

returns the value as is, with back-ticks quoted with backslash

Overrides:

getValue in class SimpleNode

Returns:

setValue

public void setValue(String value)

accepts a plain value. Back-ticks have to be quoted.

Parameters:

value -

setQuotedValue

public void setQuotedValue(String value)

getStringValue

public String getStringValue()

returns the plain string representation of this identifier, with quoting removed from back-ticks

Returns:

resolveIdentifierString

public String resolveIdentifierString(OCommandContext ctx)

Specified by:

resolveIdentifierString in interface OIdentifierResolver

refersToParent

public boolean refersToParent()

toString

public String toString(String prefix)

Overrides:

toString in class SimpleNode

toString

public String toString()

Overrides:

toString in class SimpleNode

toString

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

Specified by:

toString in interface OIdentifierResolver

Specified by:

toString in class SimpleNode

toGenericStatement

public void toGenericStatement(StringBuilder builder)

Specified by:

toGenericStatement in interface OIdentifierResolver

Specified by:

toGenericStatement in class SimpleNode

copy

public OIdentifier copy()

Specified by:

copy in interface OIdentifierResolver

Overrides:

copy in class SimpleNode

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

serialize

public OResult serialize()

isEarlyCalculated

public boolean isEarlyCalculated(OCommandContext ctx)