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ValueGroup.java
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ValueGroup.java
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/*
* Copyright (c) 2002-2017 "Neo Technology,"
* Network Engine for Objects in Lund AB [http://neotechnology.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.values;
public class ValueGroup
{
private ValueGroup()
{
}
enum Id
{
NO_VALUE( -1 ),
TEXT( 0 ),
BOOLEAN( 1 ),
INTEGER( 2 ),
FLOAT( 2 ),
INTEGER_ARRAY( 3 ),
FLOAT_ARRAY( 3 ),
TEXT_ARRAY( 4 ),
BOOLEAN_ARRAY( 5 );
private final int comparabilityGroup;
Id( int comparabilityGroup )
{
this.comparabilityGroup = comparabilityGroup;
}
public int comparabilityGroup()
{
return comparabilityGroup;
}
}
interface WithId
{
Id valueGroupId();
}
interface VNumber extends WithId
{
int compareTo( VInteger other );
int compareTo( VFloatingPoint other );
}
interface VInteger extends VNumber
{
long longValue();
default Id valueGroupId()
{
return Id.INTEGER;
}
}
interface VFloatingPoint extends VNumber
{
double doubleValue();
default Id valueGroupId()
{
return Id.FLOAT;
}
}
interface VBoolean extends WithId
{
boolean booleanValue();
default Id valueGroupId()
{
return Id.BOOLEAN;
}
int compareTo( VBoolean other );
}
interface VText extends WithId
{
String stringValue();
default Id valueGroupId()
{
return Id.TEXT;
}
int compareTo( VText other );
}
interface VNumberArray extends WithId
{
int length();
int compareTo( VIntegerArray other );
int compareTo( VFloatingPointArray other );
}
interface VIntegerArray extends VNumberArray
{
long longValue( int offset );
default Id valueGroupId()
{
return Id.INTEGER_ARRAY;
}
}
interface VFloatingPointArray extends VNumberArray
{
double doubleValue( int offset );
default Id valueGroupId()
{
return Id.FLOAT_ARRAY;
}
}
interface VBooleanArray extends WithId
{
int length();
boolean booleanValue( int offset );
default Id valueGroupId()
{
return Id.BOOLEAN_ARRAY;
}
int compareTo( VBooleanArray other );
}
interface VTextArray extends WithId
{
int length();
String stringValue( int offset );
default Id valueGroupId()
{
return Id.TEXT_ARRAY;
}
int compareTo( VTextArray other );
}
}