Mercurial > projects > dwt2
view java/src/java/util/Hashtable.d @ 10:eb8ff453285d
Added java.util collection classes.
author | Frank Benoit <benoit@tionex.de> |
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date | Fri, 13 Mar 2009 16:57:07 +0100 |
parents | |
children | 9b96950f2c3c |
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module java.util.Hashtable; import java.lang.all; import java.util.Dictionary; import java.util.Map; import java.util.Enumeration; import java.util.Collection; import java.util.Set; // no nulls // synchronized class Hashtable : Dictionary, Map { public Object get(String key){ return super.get(key); } public Object put(String key, Object value){ return super.put(key, value); } public Object put(Object key, String value){ return super.put(key, value); } public Object put(String key, String value){ return super.put(key, value); } public Object remove(String key){ return super.remove(key); } Object[Object] map; // The HashMap class is roughly equivalent to Hashtable, except that it is unsynchronized and permits nulls. public this(){ } public this(int initialCapacity){ implMissing( __FILE__, __LINE__ ); } public this(int initialCapacity, float loadFactor){ implMissing( __FILE__, __LINE__ ); } public this(Map t){ implMissing( __FILE__, __LINE__ ); } class ObjectEnumeration : Enumeration { Object[] values; int index = 0; this( Object[] values ){ this.values = values; } public bool hasMoreElements(){ return index < values.length; } public Object nextElement(){ Object res = values[index]; index++; return res; } } Enumeration elements(){ return new ObjectEnumeration( map.values ); } Enumeration keys() { return new ObjectEnumeration( map.keys ); } public synchronized void clear(){ map = null; } public synchronized bool containsKey(Object key){ if( auto v = key in map ){ return true; } return false; } public synchronized bool containsKey(String key){ return containsKey(stringcast(key)); } public synchronized bool containsValue(Object value){ foreach( k, v; map ){ if( v == value ){ return true; } } return false; } public Set entrySet(){ implMissing( __FILE__, __LINE__ ); return null; } public int opEquals(Object o){ implMissing( __FILE__, __LINE__ ); return 0; } public synchronized Object get(Object key){ if( auto v = key in map ){ return *v; } return null; } public hash_t toHash(){ implMissing( __FILE__, __LINE__ ); return 0; } public synchronized bool isEmpty(){ return map.length is 0; } public Set keySet(){ implMissing( __FILE__, __LINE__ ); return null; } public synchronized Object put(Object key, Object value){ Object res = null; if( auto v = key in map ){ res = *v; } map[ key ] = value; return res; } // public Object put(String key, Object value) // public Object put(Object key, String value) // public Object put(String key, String value) public synchronized void putAll(Map t){ implMissing( __FILE__, __LINE__ ); } public synchronized Object remove(Object key){ implMissing( __FILE__, __LINE__ ); return null; } // public Object remove(String key) public synchronized int size(){ return map.length; } public Collection values(){ implMissing( __FILE__, __LINE__ ); return null; } // only for D public int opApply (int delegate(ref Object value) dg){ implMissing( __FILE__, __LINE__ ); return 0; } public int opApply (int delegate(ref Object key, ref Object value) dg){ implMissing( __FILE__, __LINE__ ); return 0; } }