51 lines
1.4 KiB
Java
51 lines
1.4 KiB
Java
package com.comphenix.protocol.reflect.instances;
|
|
|
|
import java.util.ArrayList;
|
|
import java.util.Collection;
|
|
import java.util.HashMap;
|
|
import java.util.HashSet;
|
|
import java.util.LinkedList;
|
|
import java.util.List;
|
|
import java.util.Map;
|
|
import java.util.Queue;
|
|
import java.util.Set;
|
|
import java.util.SortedMap;
|
|
import java.util.SortedSet;
|
|
import java.util.TreeMap;
|
|
import java.util.TreeSet;
|
|
|
|
import javax.annotation.Nullable;
|
|
|
|
/**
|
|
* Provides simple constructors for collection interfaces.
|
|
* @author Kristian
|
|
*/
|
|
public class CollectionGenerator implements InstanceProvider {
|
|
|
|
/**
|
|
* Shared instance of this generator.
|
|
*/
|
|
public static CollectionGenerator INSTANCE = new CollectionGenerator();
|
|
|
|
@Override
|
|
public Object create(@Nullable Class<?> type) {
|
|
// Standard collection types
|
|
if (type.isInterface()) {
|
|
if (type.equals(Collection.class) || type.equals(List.class))
|
|
return new ArrayList<Object>();
|
|
else if (type.equals(Set.class))
|
|
return new HashSet<Object>();
|
|
else if (type.equals(Map.class))
|
|
return new HashMap<Object, Object>();
|
|
else if (type.equals(SortedSet.class))
|
|
return new TreeSet<Object>();
|
|
else if (type.equals(SortedMap.class))
|
|
return new TreeMap<Object, Object>();
|
|
else if (type.equals(Queue.class))
|
|
return new LinkedList<Object>();
|
|
}
|
|
|
|
// Cannot provide an instance
|
|
return null;
|
|
}
|
|
} |