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Neo4j kernel is a lightweight, embedded Java database designed to store data structured as graphs rather than tables. For more information, see http://neo4j.org.

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/*
 * Copyright (c) "Neo4j"
 * Neo4j Sweden AB [http://neo4j.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 .
 */
package org.neo4j.kernel.impl.api.state;

import org.eclipse.collections.api.LazyIterable;
import org.eclipse.collections.api.LazyLongIterable;
import org.eclipse.collections.api.LongIterable;
import org.eclipse.collections.api.RichIterable;
import org.eclipse.collections.api.bag.MutableBag;
import org.eclipse.collections.api.bag.primitive.MutableBooleanBag;
import org.eclipse.collections.api.bag.primitive.MutableByteBag;
import org.eclipse.collections.api.bag.primitive.MutableCharBag;
import org.eclipse.collections.api.bag.primitive.MutableDoubleBag;
import org.eclipse.collections.api.bag.primitive.MutableFloatBag;
import org.eclipse.collections.api.bag.primitive.MutableIntBag;
import org.eclipse.collections.api.bag.primitive.MutableLongBag;
import org.eclipse.collections.api.bag.primitive.MutableShortBag;
import org.eclipse.collections.api.bag.sorted.MutableSortedBag;
import org.eclipse.collections.api.bimap.MutableBiMap;
import org.eclipse.collections.api.block.function.Function;
import org.eclipse.collections.api.block.function.Function0;
import org.eclipse.collections.api.block.function.Function2;
import org.eclipse.collections.api.block.function.primitive.BooleanFunction;
import org.eclipse.collections.api.block.function.primitive.ByteFunction;
import org.eclipse.collections.api.block.function.primitive.CharFunction;
import org.eclipse.collections.api.block.function.primitive.DoubleFunction;
import org.eclipse.collections.api.block.function.primitive.DoubleObjectToDoubleFunction;
import org.eclipse.collections.api.block.function.primitive.FloatFunction;
import org.eclipse.collections.api.block.function.primitive.FloatObjectToFloatFunction;
import org.eclipse.collections.api.block.function.primitive.IntFunction;
import org.eclipse.collections.api.block.function.primitive.IntObjectToIntFunction;
import org.eclipse.collections.api.block.function.primitive.LongFunction;
import org.eclipse.collections.api.block.function.primitive.LongObjectToLongFunction;
import org.eclipse.collections.api.block.function.primitive.LongToObjectFunction;
import org.eclipse.collections.api.block.function.primitive.ShortFunction;
import org.eclipse.collections.api.block.predicate.Predicate;
import org.eclipse.collections.api.block.predicate.Predicate2;
import org.eclipse.collections.api.block.predicate.primitive.LongObjectPredicate;
import org.eclipse.collections.api.block.procedure.Procedure;
import org.eclipse.collections.api.block.procedure.Procedure2;
import org.eclipse.collections.api.block.procedure.primitive.LongObjectProcedure;
import org.eclipse.collections.api.block.procedure.primitive.LongProcedure;
import org.eclipse.collections.api.block.procedure.primitive.ObjectIntProcedure;
import org.eclipse.collections.api.collection.primitive.MutableBooleanCollection;
import org.eclipse.collections.api.collection.primitive.MutableByteCollection;
import org.eclipse.collections.api.collection.primitive.MutableCharCollection;
import org.eclipse.collections.api.collection.primitive.MutableDoubleCollection;
import org.eclipse.collections.api.collection.primitive.MutableFloatCollection;
import org.eclipse.collections.api.collection.primitive.MutableIntCollection;
import org.eclipse.collections.api.collection.primitive.MutableLongCollection;
import org.eclipse.collections.api.collection.primitive.MutableShortCollection;
import org.eclipse.collections.api.list.MutableList;
import org.eclipse.collections.api.map.MutableMap;
import org.eclipse.collections.api.map.MutableMapIterable;
import org.eclipse.collections.api.map.primitive.ImmutableLongObjectMap;
import org.eclipse.collections.api.map.primitive.LongObjectMap;
import org.eclipse.collections.api.map.primitive.MutableLongLongMap;
import org.eclipse.collections.api.map.primitive.MutableLongObjectMap;
import org.eclipse.collections.api.map.primitive.MutableObjectDoubleMap;
import org.eclipse.collections.api.map.primitive.MutableObjectLongMap;
import org.eclipse.collections.api.map.sorted.MutableSortedMap;
import org.eclipse.collections.api.multimap.MutableMultimap;
import org.eclipse.collections.api.multimap.bag.MutableBagMultimap;
import org.eclipse.collections.api.partition.bag.PartitionMutableBag;
import org.eclipse.collections.api.set.MutableSet;
import org.eclipse.collections.api.set.primitive.MutableLongSet;
import org.eclipse.collections.api.set.sorted.MutableSortedSet;
import org.eclipse.collections.api.tuple.Pair;
import org.eclipse.collections.api.tuple.primitive.LongLongPair;
import org.eclipse.collections.api.tuple.primitive.LongObjectPair;
import org.eclipse.collections.impl.lazy.AbstractLazyIterable;
import org.eclipse.collections.impl.lazy.LazyIterableAdapter;
import org.eclipse.collections.impl.map.mutable.primitive.SynchronizedLongObjectMap;
import org.eclipse.collections.impl.map.mutable.primitive.UnmodifiableLongObjectMap;
import org.eclipse.collections.impl.tuple.primitive.PrimitiveTuples;

import java.io.IOException;
import java.io.UncheckedIOException;
import java.util.Collection;
import java.util.Comparator;
import java.util.Iterator;
import java.util.Optional;

import org.neo4j.values.storable.Value;

import static java.lang.String.format;
import static java.util.Objects.requireNonNull;

public class ValuesMap implements MutableLongObjectMap
{
    private static final long NONE = -1L;
    private final MutableLongLongMap refs;
    private final ValuesContainer valuesContainer;

    public ValuesMap( MutableLongLongMap refs, ValuesContainer valuesContainer )
    {
        this.valuesContainer = valuesContainer;
        this.refs = refs;
    }

    @Override
    public int size()
    {
        return refs.size();
    }

    @Override
    public boolean isEmpty()
    {
        return refs.isEmpty();
    }

    @Override
    public Value getFirst()
    {
        throw new UnsupportedOperationException();
    }

    @Override
    public Value getLast()
    {
        throw new UnsupportedOperationException();
    }

    @Override
    public boolean contains( Object object )
    {
        throw new UnsupportedOperationException();
    }

    @Override
    public boolean containsAllIterable( Iterable source )
    {
        throw new UnsupportedOperationException();
    }

    @Override
    public boolean containsAll( Collection source )
    {
        throw new UnsupportedOperationException();
    }

    @Override
    public boolean containsAllArguments( Object... elements )
    {
        throw new UnsupportedOperationException();
    }

    @Override
    public RichIterable> keyValuesView()
    {
        return new KeyValuesView();
    }

    @Override
    public Value put( long key, Value value )
    {
        requireNonNull( value, "Cannot put null values" );
        final Value prev = get( key );
        final long ref = valuesContainer.add( value );
        refs.put( key, ref );
        return prev;
    }

    @Override
    public void putAll( LongObjectMap map )
    {
        map.forEachKeyValue( this::put );
    }

    @Override
    public Value get( long key )
    {
        final long ref = refs.getIfAbsent( key, NONE );
        return ref == NONE ? null : valuesContainer.get( ref );
    }

    @Override
    public Value getIfAbsentPut( long key, Value value )
    {
        final Value existing = get( key );
        if ( existing != null )
        {
            return existing;
        }
        put( key, value );
        return value;
    }

    @Override
    public Value getIfAbsentPut( long key, Function0 supplier )
    {
        final Value existing = get( key );
        if ( existing != null )
        {
            return existing;
        }
        final Value value = supplier.value();
        put( key, value );
        return value;
    }

    @Override
    public Value getIfAbsentPutWithKey( long key, LongToObjectFunction function )
    {
        final Value existing = get( key );
        if ( existing != null )
        {
            return existing;
        }
        final Value value = function.valueOf( key );
        put( key, value );
        return value;
    }

    @Override
    public 

Value getIfAbsentPutWith( long key, Function function, P parameter ) { final Value existing = get( key ); if ( existing != null ) { return existing; } final Value value = function.valueOf( parameter ); put( key, value ); return value; } @Override public Value updateValue( long key, Function0 factory, Function function ) { throw new UnsupportedOperationException(); } @Override public

Value updateValueWith( long key, Function0 factory, Function2 function, P parameter ) { throw new UnsupportedOperationException(); } @Override public MutableObjectLongMap flipUniqueValues() { throw new UnsupportedOperationException(); } @Override public MutableLongObjectMap tap( Procedure procedure ) { forEachValue( procedure ); return this; } @Override public void each( Procedure procedure ) { refs.forEachKey( ref -> { final Value value = valuesContainer.get( ref ); procedure.value( value ); } ); } @Override public MutableLongObjectMap select( LongObjectPredicate predicate ) { throw new UnsupportedOperationException(); } @Override public MutableLongObjectMap reject( LongObjectPredicate predicate ) { throw new UnsupportedOperationException(); } @Override public ImmutableLongObjectMap toImmutable() { throw new UnsupportedOperationException(); } @Override public MutableLongSet keySet() { return refs.keySet().asUnmodifiable(); } @Override public LazyLongIterable keysView() { return refs.keysView(); } @Override public ValuesMap withKeyValue( long key, Value value ) { put( key, value ); return this; } @Override public ValuesMap withoutKey( long key ) { removeKey( key ); return this; } @Override public ValuesMap withoutAllKeys( LongIterable keys ) { keys.forEach( this::removeKey ); return this; } @Override public MutableLongObjectMap asUnmodifiable() { return new UnmodifiableLongObjectMap<>( this ); } @Override public MutableLongObjectMap asSynchronized() { return new SynchronizedLongObjectMap<>( this ); } @Override public Value getIfAbsent( long key, Function0 ifAbsent ) { final Value existing = get( key ); if ( existing != null ) { return existing; } return ifAbsent.value(); } @Override public boolean containsKey( long key ) { return refs.containsKey( key ); } @Override public Value removeKey( long key ) { final long ref = refs.removeKeyIfAbsent( key, NONE ); return ref == NONE ? null : valuesContainer.remove( ref ); } @Override public Value remove( long key ) { return removeKey( key ); } @Override public void clear() { refs.clear(); } @Override public MutableMap aggregateInPlaceBy( Function groupBy, Function0 zeroValueFactory, Procedure2 mutatingAggregator ) { throw new UnsupportedOperationException(); } @Override public MutableMap aggregateBy( Function groupBy, Function0 zeroValueFactory, Function2 nonMutatingAggregator ) { throw new UnsupportedOperationException(); } @Override public MutableBagMultimap groupByEach( Function> function ) { throw new UnsupportedOperationException(); } @Override public > R groupByEach( Function> function, R target ) { throw new UnsupportedOperationException(); } @Override public MutableBagMultimap groupBy( Function function ) { throw new UnsupportedOperationException(); } @Override public > R groupBy( Function function, R target ) { throw new UnsupportedOperationException(); } @Override public MutableMap groupByUniqueKey( Function function ) { throw new UnsupportedOperationException(); } @Override public > R groupByUniqueKey( Function function, R target ) { throw new UnsupportedOperationException(); } @Override public MutableBag collectIf( Predicate predicate, Function function ) { throw new UnsupportedOperationException(); } @Override public > R collectIf( Predicate predicate, Function function, R target ) { throw new UnsupportedOperationException(); } @Override public MutableBag collect( Function function ) { throw new UnsupportedOperationException(); } @Override public > R collect( Function function, R target ) { throw new UnsupportedOperationException(); } @Override public MutableBooleanBag collectBoolean( BooleanFunction booleanFunction ) { throw new UnsupportedOperationException(); } @Override public R collectBoolean( BooleanFunction booleanFunction, R target ) { throw new UnsupportedOperationException(); } @Override public MutableByteBag collectByte( ByteFunction byteFunction ) { throw new UnsupportedOperationException(); } @Override public R collectByte( ByteFunction byteFunction, R target ) { throw new UnsupportedOperationException(); } @Override public MutableCharBag collectChar( CharFunction charFunction ) { throw new UnsupportedOperationException(); } @Override public R collectChar( CharFunction charFunction, R target ) { throw new UnsupportedOperationException(); } @Override public MutableDoubleBag collectDouble( DoubleFunction doubleFunction ) { throw new UnsupportedOperationException(); } @Override public R collectDouble( DoubleFunction doubleFunction, R target ) { throw new UnsupportedOperationException(); } @Override public MutableFloatBag collectFloat( FloatFunction floatFunction ) { throw new UnsupportedOperationException(); } @Override public R collectFloat( FloatFunction floatFunction, R target ) { throw new UnsupportedOperationException(); } @Override public MutableIntBag collectInt( IntFunction intFunction ) { throw new UnsupportedOperationException(); } @Override public R collectInt( IntFunction intFunction, R target ) { throw new UnsupportedOperationException(); } @Override public MutableLongBag collectLong( LongFunction longFunction ) { throw new UnsupportedOperationException(); } @Override public R collectLong( LongFunction longFunction, R target ) { throw new UnsupportedOperationException(); } @Override public MutableShortBag collectShort( ShortFunction shortFunction ) { throw new UnsupportedOperationException(); } @Override public R collectShort( ShortFunction shortFunction, R target ) { throw new UnsupportedOperationException(); } @Override public MutableBag collectWith( Function2 function, P parameter ) { throw new UnsupportedOperationException(); } @Override public > R collectWith( Function2 function, P parameter, R targetCollection ) { throw new UnsupportedOperationException(); } @Override public MutableBag flatCollect( Function> function ) { throw new UnsupportedOperationException(); } @Override public > R flatCollect( Function> function, R target ) { throw new UnsupportedOperationException(); } @Override public Value detect( Predicate predicate ) { throw new UnsupportedOperationException(); } @Override public

Value detectWith( Predicate2 predicate, P parameter ) { throw new UnsupportedOperationException(); } @Override public Optional detectOptional( Predicate predicate ) { throw new UnsupportedOperationException(); } @Override public

Optional detectWithOptional( Predicate2 predicate, P parameter ) { throw new UnsupportedOperationException(); } @Override public

Value detectWithIfNone( Predicate2 predicate, P parameter, Function0 function ) { throw new UnsupportedOperationException(); } @Override public int count( Predicate predicate ) { throw new UnsupportedOperationException(); } @Override public

int countWith( Predicate2 predicate, P parameter ) { throw new UnsupportedOperationException(); } @Override public boolean anySatisfy( Predicate predicate ) { throw new UnsupportedOperationException(); } @Override public

boolean anySatisfyWith( Predicate2 predicate, P parameter ) { throw new UnsupportedOperationException(); } @Override public boolean allSatisfy( Predicate predicate ) { throw new UnsupportedOperationException(); } @Override public

boolean allSatisfyWith( Predicate2 predicate, P parameter ) { throw new UnsupportedOperationException(); } @Override public boolean noneSatisfy( Predicate predicate ) { throw new UnsupportedOperationException(); } @Override public

boolean noneSatisfyWith( Predicate2 predicate, P parameter ) { throw new UnsupportedOperationException(); } @Override public IV injectInto( IV injectedValue, Function2 function ) { throw new UnsupportedOperationException(); } @Override public int injectInto( int injectedValue, IntObjectToIntFunction function ) { throw new UnsupportedOperationException(); } @Override public long injectInto( long injectedValue, LongObjectToLongFunction function ) { throw new UnsupportedOperationException(); } @Override public float injectInto( float injectedValue, FloatObjectToFloatFunction function ) { throw new UnsupportedOperationException(); } @Override public double injectInto( double injectedValue, DoubleObjectToDoubleFunction function ) { throw new UnsupportedOperationException(); } @Override public > R into( R target ) { throw new UnsupportedOperationException(); } @Override public MutableList toList() { throw new UnsupportedOperationException(); } @Override public > MutableList toSortedListBy( Function function ) { throw new UnsupportedOperationException(); } @Override public MutableSet toSet() { throw new UnsupportedOperationException(); } @Override public MutableSortedSet toSortedSet() { throw new UnsupportedOperationException(); } @Override public MutableSortedSet toSortedSet( Comparator comparator ) { throw new UnsupportedOperationException(); } @Override public > MutableSortedSet toSortedSetBy( Function function ) { throw new UnsupportedOperationException(); } @Override public MutableBag toBag() { throw new UnsupportedOperationException(); } @Override public MutableSortedBag toSortedBag() { throw new UnsupportedOperationException(); } @Override public MutableSortedBag toSortedBag( Comparator comparator ) { throw new UnsupportedOperationException(); } @Override public > MutableSortedBag toSortedBagBy( Function function ) { throw new UnsupportedOperationException(); } @Override public MutableMap toMap( Function keyFunction, Function valueFunction ) { throw new UnsupportedOperationException(); } @Override public MutableSortedMap toSortedMap( Function keyFunction, Function valueFunction ) { throw new UnsupportedOperationException(); } @Override public MutableSortedMap toSortedMap( Comparator comparator, Function keyFunction, Function valueFunction ) { throw new UnsupportedOperationException(); } @Override public MutableBiMap toBiMap( Function keyFunction, Function valueFunction ) { throw new UnsupportedOperationException(); } @Override public LazyIterable asLazy() { return new LazyIterableAdapter<>( this ); } @Override public Object[] toArray() { throw new UnsupportedOperationException(); } @Override public T[] toArray( T[] target ) { throw new UnsupportedOperationException(); } @Override public Value min( Comparator comparator ) { throw new UnsupportedOperationException(); } @Override public Value max( Comparator comparator ) { throw new UnsupportedOperationException(); } @Override public Value min() { throw new UnsupportedOperationException(); } @Override public Value max() { throw new UnsupportedOperationException(); } @Override public > Value minBy( Function function ) { throw new UnsupportedOperationException(); } @Override public > Value maxBy( Function function ) { throw new UnsupportedOperationException(); } @Override public long sumOfInt( IntFunction function ) { throw new UnsupportedOperationException(); } @Override public double sumOfFloat( FloatFunction function ) { throw new UnsupportedOperationException(); } @Override public long sumOfLong( LongFunction function ) { throw new UnsupportedOperationException(); } @Override public double sumOfDouble( DoubleFunction function ) { throw new UnsupportedOperationException(); } @Override public MutableBag selectInstancesOf( Class clazz ) { throw new UnsupportedOperationException(); } @Override public MutableBag select( Predicate predicate ) { throw new UnsupportedOperationException(); } @Override public > R select( Predicate predicate, R target ) { throw new UnsupportedOperationException(); } @Override public

MutableBag selectWith( Predicate2 predicate, P parameter ) { throw new UnsupportedOperationException(); } @Override public > R selectWith( Predicate2 predicate, P parameter, R targetCollection ) { throw new UnsupportedOperationException(); } @Override public MutableBag reject( Predicate predicate ) { throw new UnsupportedOperationException(); } @Override public

MutableBag rejectWith( Predicate2 predicate, P parameter ) { throw new UnsupportedOperationException(); } @Override public > R reject( Predicate predicate, R target ) { throw new UnsupportedOperationException(); } @Override public > R rejectWith( Predicate2 predicate, P parameter, R targetCollection ) { throw new UnsupportedOperationException(); } @Override public PartitionMutableBag partition( Predicate predicate ) { throw new UnsupportedOperationException(); } @Override public

PartitionMutableBag partitionWith( Predicate2 predicate, P parameter ) { throw new UnsupportedOperationException(); } @Override public MutableBag> zip( Iterable that ) { throw new UnsupportedOperationException(); } @Override public >> R zip( Iterable that, R target ) { throw new UnsupportedOperationException(); } @Override public MutableSet> zipWithIndex() { throw new UnsupportedOperationException(); } @Override public >> R zipWithIndex( R target ) { throw new UnsupportedOperationException(); } @Override public RichIterable> chunk( int size ) { throw new UnsupportedOperationException(); } @Override public MutableObjectLongMap sumByInt( Function groupBy, IntFunction function ) { throw new UnsupportedOperationException(); } @Override public MutableObjectDoubleMap sumByFloat( Function groupBy, FloatFunction function ) { throw new UnsupportedOperationException(); } @Override public MutableObjectLongMap sumByLong( Function groupBy, LongFunction function ) { throw new UnsupportedOperationException(); } @Override public MutableObjectDoubleMap sumByDouble( Function groupBy, DoubleFunction function ) { throw new UnsupportedOperationException(); } @Override public void appendString( Appendable appendable, String start, String separator, String end ) { try { appendable.append( format( "ValuesMap[size: %d]", refs.size() ) ); } catch ( IOException e ) { throw new UncheckedIOException( e ); } } @Override public void forEachKey( LongProcedure procedure ) { refs.forEachKey( procedure ); } @Override public void forEachKeyValue( LongObjectProcedure procedure ) { refs.forEachKeyValue( ( key, ref ) -> { final Value value = valuesContainer.get( ref ); procedure.value( key, value ); } ); } @Override public boolean containsValue( Object value ) { throw new UnsupportedOperationException(); } @Override public void forEachValue( Procedure procedure ) { forEachKeyValue( ( k, v ) -> procedure.value( v ) ); } @Override public Collection values() { throw new UnsupportedOperationException(); } @Override public void forEach( Procedure procedure ) { forEachValue( procedure ); } @Override public void forEachWithIndex( ObjectIntProcedure objectIntProcedure ) { throw new UnsupportedOperationException(); } @Override public

void forEachWith( Procedure2 procedure, P parameter ) { throw new UnsupportedOperationException(); } @Override public Iterator iterator() { throw new UnsupportedOperationException(); } private class KeyValuesView extends AbstractLazyIterable> { @Override public void each( Procedure> procedure ) { for ( LongObjectPair valueLongObjectPair : this ) { procedure.value( valueLongObjectPair ); } } @Override public Iterator> iterator() { Iterator refsIterator = refs.keyValuesView().iterator(); return new Iterator<>() { @Override public boolean hasNext() { return refsIterator.hasNext(); } @Override public LongObjectPair next() { final LongLongPair key2ref = refsIterator.next(); final long key = key2ref.getOne(); final long ref = key2ref.getTwo(); final Value value = valuesContainer.get( ref ); return PrimitiveTuples.pair( key, value ); } }; } } }