| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.myfaces.view.facelets.compiler; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.myfaces.view.facelets.tag.TagLibrary; |
| |
| /** |
| * @author Jacob Hookom |
| * @version $Id$ |
| */ |
| final class NamespaceManager |
| { |
| |
| private final static class NS |
| { |
| public final String prefix; |
| |
| public final String namespace; |
| |
| public NS(String prefix, String ns) |
| { |
| this.prefix = prefix; |
| this.namespace = ns; |
| } |
| } |
| |
| private final List<NS> namespaces; |
| |
| /** |
| * |
| */ |
| public NamespaceManager() |
| { |
| this.namespaces = new ArrayList<>(); |
| } |
| |
| public void reset() |
| { |
| this.namespaces.clear(); |
| } |
| |
| public void pushNamespace(String prefix, String namespace) |
| { |
| NS ns = new NS(prefix, namespace); |
| this.namespaces.add(0, ns); |
| } |
| |
| public String getNamespace(String prefix) |
| { |
| NS ns = null; |
| for (int i = 0; i < this.namespaces.size(); i++) |
| { |
| ns = (NS) this.namespaces.get(i); |
| if (ns.prefix.equals(prefix)) |
| { |
| return ns.namespace; |
| } |
| } |
| return null; |
| } |
| |
| public void popNamespace(String prefix) |
| { |
| NS ns = null; |
| for (int i = 0; i < this.namespaces.size(); i++) |
| { |
| ns = (NS) this.namespaces.get(i); |
| if (ns.prefix.equals(prefix)) |
| { |
| this.namespaces.remove(i); |
| return; |
| } |
| } |
| } |
| |
| public NamespaceUnit toNamespaceUnit(TagLibrary library) |
| { |
| NamespaceUnit unit = new NamespaceUnit(library); |
| if (this.namespaces.size() > 0) |
| { |
| NS ns = null; |
| for (int i = this.namespaces.size() - 1; i >= 0; i--) |
| { |
| ns = this.namespaces.get(i); |
| unit.setNamespace(ns.prefix, ns.namespace); |
| } |
| } |
| return unit; |
| } |
| |
| } |