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/*
 * Copyright (c) 1997, 2019 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Distribution License v. 1.0, which is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

package com.sun.xml.ws.streaming;

import java.util.HashMap;
import java.util.Map;

/**
 * 

A prefix factory that caches the prefixes it creates.

* * @author WS Development Team */ public class PrefixFactoryImpl implements PrefixFactory { public PrefixFactoryImpl(String base) { _base = base; _next = 1; } public String getPrefix(String uri) { String prefix = null; if (_cachedUriToPrefixMap == null) { _cachedUriToPrefixMap = new HashMap(); } else { prefix = (String) _cachedUriToPrefixMap.get(uri); } if (prefix == null) { prefix = _base + Integer.toString(_next++); _cachedUriToPrefixMap.put(uri, prefix); } return prefix; } private String _base; private int _next; private Map _cachedUriToPrefixMap; }




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