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gnosygnu_xowa/100_core/src/gplx/Keyval_hash.java

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1.9 KiB

/*
XOWA: the XOWA Offline Wiki Application
Copyright (C) 2012-2017 gnosygnu@gmail.com
XOWA is licensed under the terms of the General Public License (GPL) Version 3,
or alternatively under the terms of the Apache License Version 2.0.
You may use XOWA according to either of these licenses as is most appropriate
for your project on a case-by-case basis.
The terms of each license can be found in the source code repository:
GPLv3 License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-GPLv3.txt
Apache License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-APACHE2.txt
*/
package gplx;
public class Keyval_hash {
private final Ordered_hash hash = Ordered_hash_.New();
public int Count() {return hash.Count();}
public int Len() {return hash.Count();}
public Keyval_hash Clear() {hash.Clear(); return this;}
public boolean Has(String key) {return hash.Has(key);}
public Keyval Get_at(int i) {return (Keyval)hash.Get_at(i);}
public Object Get_val_or(String key, Object or) {Keyval rv = Get_kvp_or_null(key); return rv == null ? or : rv.Val();}
public Object Get_val_or_null(String key) {return Get_val_or(key, null);}
public Object Get_val_or_fail(String key) {return Keyval_.as_(hash.Get_by_or_fail(key)).Val();}
public String Get_val_as_str_or_fail(String key) {return (String)Get_val_or_fail(key);}
public Keyval Get_kvp_or_null(String key) {return Keyval_.as_(hash.Get_by(key));}
public Keyval_hash Add(Keyval kv) {hash.Add(kv.Key(), kv); return this;}
public Keyval_hash Add(String key, Object val) {hash.Add(key, Keyval_.new_(key, val)); return this;}
public Keyval_hash Add_if_dupe_use_nth(String key, Object val) {hash.Add_if_dupe_use_nth(key, Keyval_.new_(key, val)); return this;}
public void Del(String key) {hash.Del(key);}
public Keyval[] To_ary() {
int len = this.Count();
Keyval[] rv = new Keyval[len];
for (int i = 0; i < len; ++i)
rv[i] = this.Get_at(i);
return rv;
}
}