| /* |
| * Copyright (c) 1997, 2021 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 org.glassfish.jaxb.runtime.v2.runtime; |
| |
| import org.glassfish.jaxb.runtime.v2.util.QNameMap; |
| |
| import javax.xml.namespace.QName; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.Map; |
| import java.util.Set; |
| |
| /** |
| * Creates {@link Name}s and assign index numbers to them. |
| * |
| * <p> |
| * During this process, this class also finds out which namespace URIs |
| * are statically known to be un-bindable as the default namespace. |
| * Those are the namespace URIs that are used by attribute names. |
| * |
| * @author Kohsuke Kawaguchi |
| */ |
| @SuppressWarnings({"StringEquality"}) |
| public final class NameBuilder { |
| private Map<String,Integer> uriIndexMap = new HashMap<String, Integer>(); |
| private Set<String> nonDefaultableNsUris = new HashSet<String>(); |
| private Map<String,Integer> localNameIndexMap = new HashMap<String, Integer>(); |
| private QNameMap<Integer> elementQNameIndexMap = new QNameMap<Integer>(); |
| private QNameMap<Integer> attributeQNameIndexMap = new QNameMap<Integer>(); |
| |
| public Name createElementName(QName name) { |
| return createElementName(name.getNamespaceURI(),name.getLocalPart()); |
| } |
| |
| public Name createElementName(String nsUri, String localName) { |
| return createName(nsUri, localName, false, elementQNameIndexMap); |
| } |
| |
| public Name createAttributeName(QName name) { |
| return createAttributeName(name.getNamespaceURI(),name.getLocalPart()); |
| } |
| |
| public Name createAttributeName(String nsUri, String localName) { |
| assert nsUri.intern()==nsUri; |
| assert localName.intern()==localName; |
| |
| if(nsUri.length()==0) |
| return new Name( |
| allocIndex(attributeQNameIndexMap,"",localName), |
| -1, |
| nsUri, |
| allocIndex(localNameIndexMap,localName), |
| localName, |
| true); |
| else { |
| nonDefaultableNsUris.add(nsUri); |
| return createName(nsUri,localName, true, attributeQNameIndexMap); |
| } |
| } |
| |
| private Name createName(String nsUri, String localName, boolean isAttribute, QNameMap<Integer> map) { |
| assert nsUri.intern()==nsUri; |
| assert localName.intern()==localName; |
| |
| return new Name( |
| allocIndex(map,nsUri,localName), |
| allocIndex(uriIndexMap,nsUri), |
| nsUri, |
| allocIndex(localNameIndexMap,localName), |
| localName, |
| isAttribute ); |
| } |
| |
| private int allocIndex(Map<String,Integer> map, String str) { |
| Integer i = map.get(str); |
| if(i==null) { |
| i = map.size(); |
| map.put(str,i); |
| } |
| return i; |
| } |
| |
| private int allocIndex(QNameMap<Integer> map, String nsUri, String localName) { |
| Integer i = map.get(nsUri,localName); |
| if(i==null) { |
| i = map.size(); |
| map.put(nsUri,localName,i); |
| } |
| return i; |
| } |
| |
| /** |
| * Wraps up everything and creates {@link NameList}. |
| */ |
| public NameList conclude() { |
| boolean[] nsUriCannotBeDefaulted = new boolean[uriIndexMap.size()]; |
| for (Map.Entry<String,Integer> e : uriIndexMap.entrySet()) { |
| nsUriCannotBeDefaulted[e.getValue()] = nonDefaultableNsUris.contains(e.getKey()); |
| } |
| |
| NameList r = new NameList( |
| list(uriIndexMap), |
| nsUriCannotBeDefaulted, |
| list(localNameIndexMap), |
| elementQNameIndexMap.size(), |
| attributeQNameIndexMap.size() ); |
| // delete them so that the create method can never be called again |
| uriIndexMap = null; |
| localNameIndexMap = null; |
| return r; |
| } |
| |
| private String[] list(Map<String, Integer> map) { |
| String[] r = new String[map.size()]; |
| for (Map.Entry<String, Integer> e : map.entrySet()) |
| r[e.getValue()] = e.getKey(); |
| return r; |
| } |
| } |