com.orientechnologies.orient.core.sql.method.misc

Class OAbstractSQLMethod

java.lang.Object

com.orientechnologies.orient.core.sql.method.misc.OAbstractSQLMethod

All Implemented Interfaces:

OSQLMethod, Comparable<OSQLMethod>

Direct Known Subclasses:

OSQLMethodAppend, OSQLMethodAsBoolean, OSQLMethodAsDate, OSQLMethodAsDateTime, OSQLMethodAsDecimal, OSQLMethodAsFloat, OSQLMethodAsInteger, OSQLMethodAsList, OSQLMethodAsLong, OSQLMethodAsMap, OSQLMethodAsSet, OSQLMethodAsString, OSQLMethodBeforeUpdate, OSQLMethodCharAt, OSQLMethodConvert, OSQLMethodCurrent, OSQLMethodExclude, OSQLMethodField, OSQLMethodFormat, OSQLMethodFromJSON, OSQLMethodFunctionDelegate, OSQLMethodHash, OSQLMethodInclude, OSQLMethodIndexOf, OSQLMethodJavaType, OSQLMethodKeys, OSQLMethodLastIndexOf, OSQLMethodLeft, OSQLMethodLength, OSQLMethodMultiValue, OSQLMethodNext, OSQLMethodNormalize, OSQLMethodPrefix, OSQLMethodRemove, OSQLMethodRemoveAll, OSQLMethodReplace, OSQLMethodReset, OSQLMethodRight, OSQLMethodSize, OSQLMethodSplit, OSQLMethodSubString, OSQLMethodToJSON, OSQLMethodToLowerCase, OSQLMethodToUpperCase, OSQLMethodTrim, OSQLMethodType, OSQLMethodValues

public abstract class OAbstractSQLMethod
extends Object
implements OSQLMethod

Author:

Johann Sorel (Geomatys)

Constructor Summary

Constructors

Constructor and Description
OAbstractSQLMethod(String name)
OAbstractSQLMethod(String name, int nbparams)
OAbstractSQLMethod(String name, int minparams, int maxparams)

Method Summary

Modifier and Type	Method and Description
int	compareTo(OSQLMethod o)
boolean	evaluateParameters()
int	getMaxParams()
int	getMinParams()
String	getName()
protected Object	getParameterValue(OIdentifiable iRecord, String iValue)
String	getSyntax() Returns a convinient SQL String representation of the method.
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.orientechnologies.orient.core.sql.method.OSQLMethod

execute

Constructor Detail

OAbstractSQLMethod

public OAbstractSQLMethod(String name)

OAbstractSQLMethod

public OAbstractSQLMethod(String name,
                          int nbparams)

OAbstractSQLMethod

public OAbstractSQLMethod(String name,
                          int minparams,
                          int maxparams)

Method Detail

getName

public String getName()

Specified by:

getName in interface OSQLMethod

Returns:

method name

getSyntax

public String getSyntax()

Description copied from interface: OSQLMethod

Returns a convinient SQL String representation of the method.

Example :

  field.myMethod( param1, param2, [optionalParam3])
 

This text will be used in exception messages.

Specified by:

getSyntax in interface OSQLMethod

Returns:

String , never null.

getMinParams

public int getMinParams()

Specified by:

getMinParams in interface OSQLMethod

Returns:

minimum number of arguments requiered by this method

getMaxParams

public int getMaxParams()

Specified by:

getMaxParams in interface OSQLMethod

Returns:

maximum number of arguments requiered by this method

getParameterValue

protected Object getParameterValue(OIdentifiable iRecord,
                                   String iValue)

compareTo

public int compareTo(OSQLMethod o)

Specified by:

compareTo in interface Comparable<OSQLMethod>

toString

public String toString()

Overrides:

toString in class Object

evaluateParameters

public boolean evaluateParameters()

Specified by:

evaluateParameters in interface OSQLMethod