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/**
* Copyright (c) Rich Hickey. All rights reserved.
* The use and distribution terms for this software are covered by the
* Eclipse Public License 1.0 (http://opensource.org/licenses/eclipse-1.0.php)
* which can be found in the file epl-v10.html at the root of this distribution.
* By using this software in any fashion, you are agreeing to be bound by
* the terms of this license.
* You must not remove this notice, or any other, from this software.
**/
/* rich Dec 6, 2007 */
package clojure.lang;
public class StringSeq extends ASeq implements IndexedSeq{
final String s;
final int i;
static public StringSeq create(String s){
if(s.length() == 0)
return null;
return new StringSeq(null, s, 0);
}
StringSeq(IPersistentMap meta, String s, int i){
super(meta);
this.s = s;
this.i = i;
}
public Obj withMeta(IPersistentMap meta){
if(meta == meta())
return this;
return new StringSeq(meta, s, i);
}
public Object first(){
return Character.valueOf(s.charAt(i));
}
public ISeq next(){
if(i + 1 < s.length())
return new StringSeq(_meta, s, i + 1);
return null;
}
public int index(){
return i;
}
}
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