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DirectBoolean.java
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DirectBoolean.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;
import static java.lang.String.format;
/**
* This does not extend AbstractProperty since the JVM can take advantage of the 4 byte initial field alignment if
* we don't extend a class that has fields.
*/
final class DirectBoolean extends DirectScalar implements ValueGroup.VBoolean
{
private final boolean bool;
DirectBoolean( boolean bool )
{
this.bool = bool;
}
@Override
public boolean equals( Object other )
{
return other != null && other instanceof Value && equals( (Value) other );
}
@Override
public boolean equals( Value other )
{
return other.equals( bool );
}
@Override
boolean equals( boolean x )
{
return bool == x;
}
@Override
boolean equals( char x )
{
return false;
}
@Override
boolean equals( String x )
{
return false;
}
@Override
public int hashCode()
{
return bool ? -1 : 0;
}
@Override
public boolean booleanValue()
{
return bool;
}
@Override
public int compareTo( ValueGroup.VBoolean other )
{
return Boolean.compare( bool, other.booleanValue() );
}
@Override
void writeTo( ValueWriter writer )
{
writer.writeBoolean( bool );
}
@Override
public String toString()
{
return format( "Boolean('%s')", Boolean.toString( bool ) );
}
}