com.gs.collections.impl.lazy.primitive.CollectByteIterable Maven / Gradle / Ivy
/*
* Copyright 2014 Goldman Sachs.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.gs.collections.impl.lazy.primitive;
import java.util.Arrays;
import java.util.Iterator;
import com.gs.collections.api.ByteIterable;
import com.gs.collections.api.LazyIterable;
import com.gs.collections.api.bag.primitive.MutableByteBag;
import com.gs.collections.api.block.function.primitive.ByteFunction;
import com.gs.collections.api.block.predicate.Predicate;
import com.gs.collections.api.block.predicate.primitive.BytePredicate;
import com.gs.collections.api.block.procedure.Procedure2;
import com.gs.collections.api.block.procedure.primitive.ByteProcedure;
import com.gs.collections.api.block.procedure.primitive.ObjectIntProcedure;
import com.gs.collections.api.iterator.ByteIterator;
import com.gs.collections.api.list.primitive.MutableByteList;
import com.gs.collections.api.set.primitive.MutableByteSet;
import com.gs.collections.impl.bag.mutable.primitive.ByteHashBag;
import com.gs.collections.impl.list.mutable.primitive.ByteArrayList;
import com.gs.collections.impl.set.mutable.primitive.ByteHashSet;
import net.jcip.annotations.Immutable;
/**
* A CollectIntIterable is an iterable that transforms a source iterable using an IntFunction as it iterates.
*/
@Immutable
public class CollectByteIterable
extends AbstractLazyByteIterable
{
private final LazyIterable iterable;
private final ByteFunction function;
private final ByteFunctionToProcedure byteFunctionToProcedure = new ByteFunctionToProcedure();
public CollectByteIterable(LazyIterable adapted, ByteFunction function)
{
this.iterable = adapted;
this.function = function;
}
public ByteIterator byteIterator()
{
return new ByteIterator()
{
private final Iterator iterator = CollectByteIterable.this.iterable.iterator();
public byte next()
{
return CollectByteIterable.this.function.byteValueOf(this.iterator.next());
}
public boolean hasNext()
{
return this.iterator.hasNext();
}
};
}
public void forEach(ByteProcedure procedure)
{
this.iterable.forEachWith(this.byteFunctionToProcedure, procedure);
}
@Override
public int size()
{
return this.iterable.size();
}
@Override
public boolean isEmpty()
{
return this.iterable.isEmpty();
}
@Override
public boolean notEmpty()
{
return this.iterable.notEmpty();
}
@Override
public int count(final BytePredicate predicate)
{
return this.iterable.count(new Predicate()
{
public boolean accept(T each)
{
return predicate.accept(CollectByteIterable.this.function.byteValueOf(each));
}
});
}
@Override
public boolean anySatisfy(final BytePredicate predicate)
{
return this.iterable.anySatisfy(new Predicate()
{
public boolean accept(T each)
{
return predicate.accept(CollectByteIterable.this.function.byteValueOf(each));
}
});
}
@Override
public boolean allSatisfy(final BytePredicate predicate)
{
return this.iterable.allSatisfy(new Predicate()
{
public boolean accept(T each)
{
return predicate.accept(CollectByteIterable.this.function.byteValueOf(each));
}
});
}
@Override
public boolean noneSatisfy(final BytePredicate predicate)
{
return this.iterable.allSatisfy(new Predicate()
{
public boolean accept(T each)
{
return !predicate.accept(CollectByteIterable.this.function.byteValueOf(each));
}
});
}
@Override
public byte[] toArray()
{
final byte[] array = new byte[this.size()];
this.iterable.forEachWithIndex(new ObjectIntProcedure()
{
public void value(T each, int index)
{
array[index] = CollectByteIterable.this.function.byteValueOf(each);
}
});
return array;
}
@Override
public byte[] toSortedArray()
{
byte[] array = this.toArray();
Arrays.sort(array);
return array;
}
@Override
public MutableByteList toList()
{
return ByteArrayList.newList(this);
}
@Override
public MutableByteList toSortedList()
{
return ByteArrayList.newList(this).sortThis();
}
@Override
public MutableByteSet toSet()
{
return ByteHashSet.newSet(this);
}
@Override
public MutableByteBag toBag()
{
return ByteHashBag.newBag(this);
}
@Override
public boolean containsAll(byte... source)
{
for (byte value : source)
{
if (!this.contains(value))
{
return false;
}
}
return true;
}
@Override
public boolean containsAll(ByteIterable source)
{
for (ByteIterator iterator = source.byteIterator(); iterator.hasNext(); )
{
if (!this.contains(iterator.next()))
{
return false;
}
}
return true;
}
private final class ByteFunctionToProcedure implements Procedure2
{
private static final long serialVersionUID = -4133872659735979655L;
public void value(T each, ByteProcedure parm)
{
parm.value(CollectByteIterable.this.function.byteValueOf(each));
}
}
}