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ByteArray.java
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ByteArray.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 java.util.Arrays;
import static java.lang.String.format;
abstract class ByteArray extends IntegralArray
{
abstract byte[] value();
@Override
public int length()
{
return value().length;
}
@Override
public long longValue( int index )
{
return value()[index];
}
@Override
public boolean equals( Object other )
{
return other != null && other instanceof Value && equals( (Value) other );
}
@Override
public int hashCode()
{
return NumberValues.hash( value() );
}
@Override
public boolean equals( Value other )
{
return other.equals( value() );
}
@Override
public boolean equals( byte[] x )
{
return Arrays.equals( value(), x );
}
@Override
public boolean equals( short[] x )
{
return PrimitiveArrayValues.equals( value(), x );
}
@Override
public boolean equals( int[] x )
{
return PrimitiveArrayValues.equals( value(), x );
}
@Override
public boolean equals( long[] x )
{
return PrimitiveArrayValues.equals( value(), x );
}
@Override
public boolean equals( float[] x )
{
return PrimitiveArrayValues.equals( value(), x );
}
@Override
public boolean equals( double[] x )
{
return PrimitiveArrayValues.equals( value(), x );
}
@Override
public void writeTo( ValueWriter writer )
{
PrimitiveArrayWriting.writeTo( writer, value() );
}
@Override
public Object asPublic()
{
return value().clone();
}
static final class Direct extends ByteArray
{
final byte[] value;
Direct( byte[] value )
{
assert value != null;
this.value = value;
}
@Override
byte[] value()
{
return value;
}
@Override
public String toString()
{
return format( "ByteArray%s", Arrays.toString( value ) );
}
}
static final class Lazy extends ByteArray implements LazyValue<byte[]>
{
private volatile Object field;
Lazy( Values.ValueLoader<byte[]> producer )
{
this.field = producer;
}
@Override
byte[] value()
{
return LazyValues.getOrLoad( this );
}
@Override
public void registerValue( byte[] value )
{
this.field = value;
}
@Override
public Object getMaybeValue()
{
return field;
}
@Override
public String toString()
{
return format( "ByteArray%s",
LazyValues.valueIsLoaded( field ) ? Arrays.toString( value() ) : "?" );
}
}
}