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immutablePrimitiveSingletonBag.stg
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immutablePrimitiveSingletonBag.stg
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import "copyright.stg"
import "primitiveEquals.stg"
import "primitiveHashCode.stg"
import "primitiveLiteral.stg"
targetPath() ::= "org/eclipse/collections/impl/bag/immutable/primitive"
fileName(primitive) ::= "Immutable<primitive.name>SingletonBag"
class(primitive) ::= <<
<body(primitive.type, primitive.name)>
>>
body(type, name) ::= <<
<copyright()>
package org.eclipse.collections.impl.bag.immutable.primitive;
import java.io.IOException;
import java.io.Serializable;
import org.eclipse.collections.api.<name>Iterable;
import org.eclipse.collections.api.Lazy<name>Iterable;
import org.eclipse.collections.api.RichIterable;
import org.eclipse.collections.api.bag.ImmutableBag;
import org.eclipse.collections.api.bag.primitive.Immutable<name>Bag;
import org.eclipse.collections.api.bag.primitive.<name>Bag;
import org.eclipse.collections.api.bag.primitive.Mutable<name>Bag;
import org.eclipse.collections.api.block.function.primitive.<name>ToObjectFunction;
import org.eclipse.collections.api.block.function.primitive.Object<name>ToObjectFunction;
<if(!primitive.intPrimitive)>import org.eclipse.collections.api.block.predicate.primitive.IntPredicate;<endif>
import org.eclipse.collections.api.block.predicate.primitive.<name>Predicate;
import org.eclipse.collections.api.block.procedure.primitive.<name>IntProcedure;
import org.eclipse.collections.api.block.procedure.primitive.<name>Procedure;
import org.eclipse.collections.api.iterator.<name>Iterator;
import org.eclipse.collections.api.list.primitive.Mutable<name>List;
import org.eclipse.collections.api.set.primitive.Mutable<name>Set;
import org.eclipse.collections.impl.bag.mutable.HashBag;
import org.eclipse.collections.impl.bag.mutable.primitive.<name>HashBag;
import org.eclipse.collections.impl.factory.Lists;
import org.eclipse.collections.impl.factory.primitive.<name>Bags;
import org.eclipse.collections.impl.iterator.Unmodifiable<name>Iterator;
import org.eclipse.collections.impl.lazy.primitive.Lazy<name>IterableAdapter;
import org.eclipse.collections.impl.list.mutable.primitive.<name>ArrayList;
import org.eclipse.collections.impl.set.mutable.primitive.<name>HashSet;
import org.eclipse.collections.api.list.ImmutableList;
import org.eclipse.collections.api.tuple.primitive.<name>IntPair;
import org.eclipse.collections.impl.factory.Lists;
import org.eclipse.collections.impl.tuple.primitive.PrimitiveTuples;
/**
* Immutable<name>SingletonBag is an optimization for {@link Immutable<name>Bag} of size 1.
* This file was automatically generated from template file immutablePrimitiveSingletonBag.stg.
*
* @since 4.0.
*/
final class Immutable<name>SingletonBag implements Immutable<name>Bag, Serializable
{
private static final long serialVersionUID = 1L;
private final <type> element1;
Immutable<name>SingletonBag(<type> element)
{
this.element1 = element;
}
@Override
public Immutable<name>Bag newWith(<type> element)
{
return <name>Bags.immutable.with(this.element1, element);
}
@Override
public Immutable<name>Bag newWithout(<type> element)
{
return <(equals.(type))("this.element1", "element")> ? <name>Bags.immutable.with() : this;
}
@Override
public Immutable<name>Bag newWithAll(<name>Iterable elements)
{
return <name>HashBag.newBag(elements).with(this.element1).toImmutable();
}
@Override
public Immutable<name>Bag newWithoutAll(<name>Iterable elements)
{
return elements.contains(this.element1) ? <name>Bags.immutable.with() : this;
}
@Override
public int size()
{
return 1;
}
@Override
public boolean isEmpty()
{
return false;
}
@Override
public boolean notEmpty()
{
return true;
}
@Override
public boolean contains(<type> value)
{
return <(equals.(type))("this.element1", "value")>;
}
@Override
public boolean containsAll(<name>Iterable source)
{
for (<name>Iterator iterator = source.<type>Iterator(); iterator.hasNext(); )
{
if (<(notEquals.(type))("this.element1", "iterator.next()")>)
{
return false;
}
}
return true;
}
@Override
public boolean containsAll(<type>... source)
{
for (<type> value : source)
{
if (<(notEquals.(type))("this.element1", "value")>)
{
return false;
}
}
return true;
}
@Override
public void forEach(<name>Procedure procedure)
{
this.each(procedure);
}
/**
* @since 7.0.
*/
@Override
public void each(<name>Procedure procedure)
{
procedure.value(this.element1);
}
@Override
public Immutable<name>Bag select(<name>Predicate predicate)
{
return predicate.accept(this.element1) ?
<name>Bags.immutable.with(this.element1) :
<name>Bags.immutable.empty();
}
@Override
public Immutable<name>Bag selectByOccurrences(IntPredicate predicate)
{
return predicate.accept(1) ?
<name>Bags.immutable.with(this.element1) :
<name>Bags.immutable.empty();
}
@Override
public ImmutableList\<<name>IntPair> topOccurrences(int count)
{
if (count \< 0)
{
throw new IllegalArgumentException("Cannot use a value of count \< 0");
}
if (count == 0)
{
return Lists.immutable.empty();
}
return Lists.immutable.with(PrimitiveTuples.pair(this.element1, 1));
}
@Override
public ImmutableList\<<name>IntPair> bottomOccurrences(int count)
{
if (count \< 0)
{
throw new IllegalArgumentException("Cannot use a value of count \< 0");
}
if (count == 0)
{
return Lists.immutable.empty();
}
return Lists.immutable.with(PrimitiveTuples.pair(this.element1, 1));
}
@Override
public Immutable<name>Bag reject(<name>Predicate predicate)
{
return predicate.accept(this.element1) ?
<name>Bags.immutable.empty() :
<name>Bags.immutable.with(this.element1);
}
@Override
public \<V> ImmutableBag\<V> collect(<name>ToObjectFunction\<? extends V> function)
{
return HashBag.newBagWith(function.valueOf(this.element1)).toImmutable();
}
@Override
public Mutable<name>List toList()
{
return <name>ArrayList.newListWith(this.element1);
}
@Override
public int sizeDistinct()
{
return 1;
}
@Override
public int occurrencesOf(<type> item)
{
return <(equals.(type))("this.element1", "item")> ? 1 : 0;
}
@Override
public void forEachWithOccurrences(<name>IntProcedure <type>IntProcedure)
{
<type>IntProcedure.value(this.element1, 1);
}
@Override
public <type> detectIfNone(<name>Predicate predicate, <type> ifNone)
{
return predicate.accept(this.element1) ? this.element1 : ifNone;
}
@Override
public int count(<name>Predicate predicate)
{
return predicate.accept(this.element1) ? 1 : 0;
}
@Override
public boolean anySatisfy(<name>Predicate predicate)
{
return predicate.accept(this.element1);
}
<(arithmeticMethods.(type))()>
@Override
public boolean noneSatisfy(<name>Predicate predicate)
{
return !predicate.accept(this.element1);
}
@Override
public boolean allSatisfy(<name>Predicate predicate)
{
return predicate.accept(this.element1);
}
@Override
public \<T> T injectInto(T injectedValue, Object<name>ToObjectFunction\<? super T, ? extends T> function)
{
return function.valueOf(injectedValue, this.element1);
}
@Override
public RichIterable\<<name>Iterable> chunk(int size)
{
if (size \<= 0)
{
throw new IllegalArgumentException("Size for groups must be positive but was: " + size);
}
return Lists.immutable.with(this);
}
@Override
public boolean equals(Object obj)
{
if (obj == this)
{
return true;
}
if (!(obj instanceof <name>Bag))
{
return false;
}
<name>Bag bag = (<name>Bag) obj;
if (bag.size() != 1)
{
return false;
}
return this.occurrencesOf(this.element1) == bag.occurrencesOf(this.element1);
}
@Override
public int hashCode()
{
return <(hashCode.(type))("this.element1")> ^ 1;
}
@Override
public Mutable<name>Set toSet()
{
return <name>HashSet.newSetWith(this.element1);
}
@Override
public Mutable<name>Bag toBag()
{
return <name>HashBag.newBagWith(this.element1);
}
@Override
public Immutable<name>Bag toImmutable()
{
return this;
}
@Override
public Lazy<name>Iterable asLazy()
{
return new Lazy<name>IterableAdapter(this);
}
@Override
public <type>[] toArray()
{
return new <type>[]{this.element1};
}
@Override
public String toString()
{
return '[' + this.makeString() + ']';
}
@Override
public String makeString()
{
return this.makeString(", ");
}
@Override
public String makeString(String separator)
{
return this.makeString("", separator, "");
}
@Override
public String makeString(String start, String separator, String end)
{
Appendable stringBuilder = new StringBuilder();
this.appendString(stringBuilder, start, separator, end);
return stringBuilder.toString();
}
@Override
public void appendString(Appendable appendable)
{
this.appendString(appendable, ", ");
}
@Override
public void appendString(Appendable appendable, String separator)
{
this.appendString(appendable, "", separator, "");
}
@Override
public void appendString(Appendable appendable, String start, String separator, String end)
{
try
{
appendable.append(start);
appendable.append(String.valueOf(this.element1));
appendable.append(end);
}
catch (IOException e)
{
throw new RuntimeException(e);
}
}
@Override
public <name>Iterator <type>Iterator()
{
return new Unmodifiable<name>Iterator(<name>HashBag.newBagWith(this.element1).<type>Iterator());
}
}
>>
arithmeticMethods ::= [
"byte": "allMethods",
"short": "allMethods",
"char": "allMethods",
"int": "allMethods",
"long": "allMethods",
"float": "allMethods",
"double": "allMethods",
"boolean": "noMethods"
]
allMethods() ::= <<
@Override
public <wideType.(type)> sum()
{
return this.element1;
}
@Override
public <type> min()
{
return this.element1;
}
@Override
public <type> max()
{
return this.element1;
}
@Override
public <type> maxIfEmpty(<type> defaultValue)
{
return this.element1;
}
@Override
public <type> minIfEmpty(<type> defaultValue)
{
return this.element1;
}
@Override
public double average()
{
return this.element1;
}
@Override
public double median()
{
return this.element1;
}
@Override
public <type>[] toSortedArray()
{
return new <type>[]{this.element1};
}
@Override
public Mutable<name>List toSortedList()
{
return <name>ArrayList.newListWith(this.element1);
}
>>
noMethods() ::= ""