diff options
Diffstat (limited to 'infrastructure/rhino1_7R1/deprecatedsrc/org/mozilla/javascript/xml/impl/xmlbeans/XMLLibImpl.java')
| -rw-r--r-- | infrastructure/rhino1_7R1/deprecatedsrc/org/mozilla/javascript/xml/impl/xmlbeans/XMLLibImpl.java | 754 |
1 files changed, 754 insertions, 0 deletions
diff --git a/infrastructure/rhino1_7R1/deprecatedsrc/org/mozilla/javascript/xml/impl/xmlbeans/XMLLibImpl.java b/infrastructure/rhino1_7R1/deprecatedsrc/org/mozilla/javascript/xml/impl/xmlbeans/XMLLibImpl.java new file mode 100644 index 0000000..90da7d4 --- /dev/null +++ b/infrastructure/rhino1_7R1/deprecatedsrc/org/mozilla/javascript/xml/impl/xmlbeans/XMLLibImpl.java @@ -0,0 +1,754 @@ +/* -*- Mode: java; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- + * + * ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (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.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is Rhino code, released + * May 6, 1999. + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 1997-2000 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * Igor Bukanov + * + * Alternatively, the contents of this file may be used under the terms of + * the GNU General Public License Version 2 or later (the "GPL"), in which + * case the provisions of the GPL are applicable instead of those above. If + * you wish to allow use of your version of this file only under the terms of + * the GPL and not to allow others to use your version of this file under the + * MPL, indicate your decision by deleting the provisions above and replacing + * them with the notice and other provisions required by the GPL. If you do + * not delete the provisions above, a recipient may use your version of this + * file under either the MPL or the GPL. + * + * ***** END LICENSE BLOCK ***** */ + +package org.mozilla.javascript.xml.impl.xmlbeans; + +import java.io.Serializable; + +import org.mozilla.javascript.*; +import org.mozilla.javascript.xml.*; + +import org.apache.xmlbeans.XmlCursor; +import org.apache.xmlbeans.XmlObject; + +public final class XMLLibImpl extends XMLLib implements Serializable +{ + private static final long serialVersionUID = 1L; + + private Scriptable globalScope; + + XML xmlPrototype; + XMLList xmlListPrototype; + Namespace namespacePrototype; + QName qnamePrototype; + + + // Environment settings... + boolean ignoreComments; + boolean ignoreProcessingInstructions; + boolean ignoreWhitespace; + boolean prettyPrinting; + int prettyIndent; + + Scriptable globalScope() + { + return globalScope; + } + + private XMLLibImpl(Scriptable globalScope) + { + this.globalScope = globalScope; + defaultSettings(); + } + + public static void init(Context cx, Scriptable scope, boolean sealed) + { + // To force LinkageError if XmlObject is not available + XmlObject.class.getName(); + + XMLLibImpl lib = new XMLLibImpl(scope); + XMLLib bound = lib.bindToScope(scope); + if (bound == lib) { + lib.exportToScope(sealed); + } + } + + private void exportToScope(boolean sealed) + { + xmlPrototype = XML.createEmptyXML(this); + xmlListPrototype = new XMLList(this); + namespacePrototype = new Namespace(this, "", ""); + qnamePrototype = new QName(this, "", "", ""); + + xmlPrototype.exportAsJSClass(sealed); + xmlListPrototype.exportAsJSClass(sealed); + namespacePrototype.exportAsJSClass(sealed); + qnamePrototype.exportAsJSClass(sealed); + } + + void defaultSettings() + { + ignoreComments = true; + ignoreProcessingInstructions = true; + ignoreWhitespace = true; + prettyPrinting = true; + prettyIndent = 2; + } + + XMLName toAttributeName(Context cx, Object nameValue) + { + String uri; + String localName; + + if (nameValue instanceof String) { + uri = ""; + localName = (String)nameValue; + } else if (nameValue instanceof XMLName) { + XMLName xmlName = (XMLName)nameValue; + if (!xmlName.isAttributeName()) { + xmlName.setAttributeName(); + } + return xmlName; + } else if (nameValue instanceof QName) { + QName qname = (QName)nameValue; + uri = qname.uri(); + localName = qname.localName(); + } else if (nameValue instanceof Boolean + || nameValue instanceof Number + || nameValue == Undefined.instance + || nameValue == null) + { + throw badXMLName(nameValue); + } else { + uri = ""; + localName = ScriptRuntime.toString(nameValue); + } + XMLName xmlName = XMLName.formProperty(uri, localName); + xmlName.setAttributeName(); + return xmlName; + } + + private static RuntimeException badXMLName(Object value) + { + String msg; + if (value instanceof Number) { + msg = "Can not construct XML name from number: "; + } else if (value instanceof Boolean) { + msg = "Can not construct XML name from boolean: "; + } else if (value == Undefined.instance || value == null) { + msg = "Can not construct XML name from "; + } else { + throw new IllegalArgumentException(value.toString()); + } + return ScriptRuntime.typeError(msg+ScriptRuntime.toString(value)); + } + + XMLName toXMLName(Context cx, Object nameValue) + { + XMLName result; + + if (nameValue instanceof XMLName) { + result = (XMLName)nameValue; + } else if (nameValue instanceof QName) { + QName qname = (QName)nameValue; + result = XMLName.formProperty(qname.uri(), qname.localName()); + } else if (nameValue instanceof String) { + result = toXMLNameFromString(cx, (String)nameValue); + } else if (nameValue instanceof Boolean + || nameValue instanceof Number + || nameValue == Undefined.instance + || nameValue == null) + { + throw badXMLName(nameValue); + } else { + String name = ScriptRuntime.toString(nameValue); + result = toXMLNameFromString(cx, name); + } + + return result; + } + + /** + * If value represents Uint32 index, make it available through + * ScriptRuntime.lastUint32Result(cx) and return null. + * Otherwise return the same value as toXMLName(cx, value). + */ + XMLName toXMLNameOrIndex(Context cx, Object value) + { + XMLName result; + + if (value instanceof XMLName) { + result = (XMLName)value; + } else if (value instanceof String) { + String str = (String)value; + long test = ScriptRuntime.testUint32String(str); + if (test >= 0) { + ScriptRuntime.storeUint32Result(cx, test); + result = null; + } else { + result = toXMLNameFromString(cx, str); + } + } else if (value instanceof Number) { + double d = ((Number)value).doubleValue(); + long l = (long)d; + if (l == d && 0 <= l && l <= 0xFFFFFFFFL) { + ScriptRuntime.storeUint32Result(cx, l); + result = null; + } else { + throw badXMLName(value); + } + } else if (value instanceof QName) { + QName qname = (QName)value; + String uri = qname.uri(); + boolean number = false; + result = null; + if (uri != null && uri.length() == 0) { + // Only in this case qname.toString() can resemble uint32 + long test = ScriptRuntime.testUint32String(uri); + if (test >= 0) { + ScriptRuntime.storeUint32Result(cx, test); + number = true; + } + } + if (!number) { + result = XMLName.formProperty(uri, qname.localName()); + } + } else if (value instanceof Boolean + || value == Undefined.instance + || value == null) + { + throw badXMLName(value); + } else { + String str = ScriptRuntime.toString(value); + long test = ScriptRuntime.testUint32String(str); + if (test >= 0) { + ScriptRuntime.storeUint32Result(cx, test); + result = null; + } else { + result = toXMLNameFromString(cx, str); + } + } + + return result; + } + + XMLName toXMLNameFromString(Context cx, String name) + { + if (name == null) + throw new IllegalArgumentException(); + + int l = name.length(); + if (l != 0) { + char firstChar = name.charAt(0); + if (firstChar == '*') { + if (l == 1) { + return XMLName.formStar(); + } + } else if (firstChar == '@') { + XMLName xmlName = XMLName.formProperty("", name.substring(1)); + xmlName.setAttributeName(); + return xmlName; + } + } + + String uri = getDefaultNamespaceURI(cx); + + return XMLName.formProperty(uri, name); + } + + Namespace constructNamespace(Context cx, Object uriValue) + { + String prefix; + String uri; + + if (uriValue instanceof Namespace) { + Namespace ns = (Namespace)uriValue; + prefix = ns.prefix(); + uri = ns.uri(); + } else if (uriValue instanceof QName) { + QName qname = (QName)uriValue; + uri = qname.uri(); + if (uri != null) { + prefix = qname.prefix(); + } else { + uri = qname.toString(); + prefix = null; + } + } else { + uri = ScriptRuntime.toString(uriValue); + prefix = (uri.length() == 0) ? "" : null; + } + + return new Namespace(this, prefix, uri); + } + + Namespace castToNamespace(Context cx, Object namescapeObj) + { + if (namescapeObj instanceof Namespace) { + return (Namespace)namescapeObj; + } + return constructNamespace(cx, namescapeObj); + } + + Namespace constructNamespace(Context cx) + { + return new Namespace(this, "", ""); + } + + public Namespace constructNamespace(Context cx, Object prefixValue, + Object uriValue) + { + String prefix; + String uri; + + if (uriValue instanceof QName) { + QName qname = (QName)uriValue; + uri = qname.uri(); + if (uri == null) { + uri = qname.toString(); + } + } else { + uri = ScriptRuntime.toString(uriValue); + } + + if (uri.length() == 0) { + if (prefixValue == Undefined.instance) { + prefix = ""; + } else { + prefix = ScriptRuntime.toString(prefixValue); + if (prefix.length() != 0) { + throw ScriptRuntime.typeError( + "Illegal prefix '"+prefix+"' for 'no namespace'."); + } + } + } else if (prefixValue == Undefined.instance) { + prefix = ""; + } else if (!isXMLName(cx, prefixValue)) { + prefix = ""; + } else { + prefix = ScriptRuntime.toString(prefixValue); + } + + return new Namespace(this, prefix, uri); + } + + String getDefaultNamespaceURI(Context cx) + { + String uri = ""; + if (cx == null) { + cx = Context.getCurrentContext(); + } + if (cx != null) { + Object ns = ScriptRuntime.searchDefaultNamespace(cx); + if (ns != null) { + if (ns instanceof Namespace) { + uri = ((Namespace)ns).uri(); + } else { + // Should not happen but for now it could + // due to bad searchDefaultNamespace implementation. + } + } + } + return uri; + } + + Namespace getDefaultNamespace(Context cx) + { + if (cx == null) { + cx = Context.getCurrentContext(); + if (cx == null) { + return namespacePrototype; + } + } + + Namespace result; + Object ns = ScriptRuntime.searchDefaultNamespace(cx); + if (ns == null) { + result = namespacePrototype; + } else { + if (ns instanceof Namespace) { + result = (Namespace)ns; + } else { + // Should not happen but for now it could + // due to bad searchDefaultNamespace implementation. + result = namespacePrototype; + } + } + return result; + } + + QName castToQName(Context cx, Object qnameValue) + { + if (qnameValue instanceof QName) { + return (QName)qnameValue; + } + return constructQName(cx, qnameValue); + } + + QName constructQName(Context cx, Object nameValue) + { + QName result; + + if (nameValue instanceof QName) { + QName qname = (QName)nameValue; + result = new QName(this, qname.uri(), qname.localName(), + qname.prefix()); + } else { + String localName = ScriptRuntime.toString(nameValue); + result = constructQNameFromString(cx, localName); + } + + return result; + } + + /** + * Optimized version of constructQName for String type + */ + QName constructQNameFromString(Context cx, String localName) + { + if (localName == null) + throw new IllegalArgumentException(); + + String uri; + String prefix; + + if ("*".equals(localName)) { + uri = null; + prefix = null; + } else { + Namespace ns = getDefaultNamespace(cx); + uri = ns.uri(); + prefix = ns.prefix(); + } + + return new QName(this, uri, localName, prefix); + } + + QName constructQName(Context cx, Object namespaceValue, Object nameValue) + { + String uri; + String localName; + String prefix; + + if (nameValue instanceof QName) { + QName qname = (QName)nameValue; + localName = qname.localName(); + } else { + localName = ScriptRuntime.toString(nameValue); + } + + Namespace ns; + if (namespaceValue == Undefined.instance) { + if ("*".equals(localName)) { + ns = null; + } else { + ns = getDefaultNamespace(cx); + } + } else if (namespaceValue == null) { + ns = null; + } else if (namespaceValue instanceof Namespace) { + ns = (Namespace)namespaceValue; + } else { + ns = constructNamespace(cx, namespaceValue); + } + + if (ns == null) { + uri = null; + prefix = null; + } else { + uri = ns.uri(); + prefix = ns.prefix(); + } + + return new QName(this, uri, localName, prefix); + } + + Object addXMLObjects(Context cx, XMLObject obj1, XMLObject obj2) + { + XMLList listToAdd = new XMLList(this); + + if (obj1 instanceof XMLList) { + XMLList list1 = (XMLList)obj1; + if (list1.length() == 1) { + listToAdd.addToList(list1.item(0)); + } else { + // Might be xmlFragment + xmlFragment + xmlFragment + ...; + // then the result will be an XMLList which we want to be an + // rValue and allow it to be assigned to an lvalue. + listToAdd = new XMLList(this, obj1); + } + } else { + listToAdd.addToList(obj1); + } + + if (obj2 instanceof XMLList) { + XMLList list2 = (XMLList)obj2; + for (int i = 0; i < list2.length(); i++) { + listToAdd.addToList(list2.item(i)); + } + } else if (obj2 instanceof XML) { + listToAdd.addToList(obj2); + } + + return listToAdd; + } + + // + // + // Overriding XMLLib methods + // + // + + /** + * See E4X 13.1.2.1. + */ + public boolean isXMLName(Context cx, Object nameObj) + { + String name; + try { + name = ScriptRuntime.toString(nameObj); + } catch (EcmaError ee) { + if ("TypeError".equals(ee.getName())) { + return false; + } + throw ee; + } + + // See http://w3.org/TR/xml-names11/#NT-NCName + int length = name.length(); + if (length != 0) { + if (isNCNameStartChar(name.charAt(0))) { + for (int i = 1; i != length; ++i) { + if (!isNCNameChar(name.charAt(i))) { + return false; + } + } + return true; + } + } + + return false; + } + + private static boolean isNCNameStartChar(int c) + { + if ((c & ~0x7F) == 0) { + // Optimize for ASCII and use A..Z < _ < a..z + if (c >= 'a') { + return c <= 'z'; + } else if (c >= 'A') { + if (c <= 'Z') { + return true; + } + return c == '_'; + } + } else if ((c & ~0x1FFF) == 0) { + return (0xC0 <= c && c <= 0xD6) + || (0xD8 <= c && c <= 0xF6) + || (0xF8 <= c && c <= 0x2FF) + || (0x370 <= c && c <= 0x37D) + || 0x37F <= c; + } + return (0x200C <= c && c <= 0x200D) + || (0x2070 <= c && c <= 0x218F) + || (0x2C00 <= c && c <= 0x2FEF) + || (0x3001 <= c && c <= 0xD7FF) + || (0xF900 <= c && c <= 0xFDCF) + || (0xFDF0 <= c && c <= 0xFFFD) + || (0x10000 <= c && c <= 0xEFFFF); + } + + private static boolean isNCNameChar(int c) + { + if ((c & ~0x7F) == 0) { + // Optimize for ASCII and use - < . < 0..9 < A..Z < _ < a..z + if (c >= 'a') { + return c <= 'z'; + } else if (c >= 'A') { + if (c <= 'Z') { + return true; + } + return c == '_'; + } else if (c >= '0') { + return c <= '9'; + } else { + return c == '-' || c == '.'; + } + } else if ((c & ~0x1FFF) == 0) { + return isNCNameStartChar(c) || c == 0xB7 + || (0x300 <= c && c <= 0x36F); + } + return isNCNameStartChar(c) || (0x203F <= c && c <= 0x2040); + } + + XMLName toQualifiedName(Context cx, Object namespaceValue, + Object nameValue) + { + // This is duplication of constructQName(cx, namespaceValue, nameValue) + // but for XMLName + + String uri; + String localName; + + if (nameValue instanceof QName) { + QName qname = (QName)nameValue; + localName = qname.localName(); + } else { + localName = ScriptRuntime.toString(nameValue); + } + + Namespace ns; + if (namespaceValue == Undefined.instance) { + if ("*".equals(localName)) { + ns = null; + } else { + ns = getDefaultNamespace(cx); + } + } else if (namespaceValue == null) { + ns = null; + } else if (namespaceValue instanceof Namespace) { + ns = (Namespace)namespaceValue; + } else { + ns = constructNamespace(cx, namespaceValue); + } + + if (ns == null) { + uri = null; + } else { + uri = ns.uri(); + } + + return XMLName.formProperty(uri, localName); + } + + public Ref nameRef(Context cx, Object name, + Scriptable scope, int memberTypeFlags) + { + if ((memberTypeFlags & Node.ATTRIBUTE_FLAG) == 0) { + // should only be called foir cases like @name or @[expr] + throw Kit.codeBug(); + } + XMLName xmlName = toAttributeName(cx, name); + return xmlPrimaryReference(cx, xmlName, scope); + } + + public Ref nameRef(Context cx, Object namespace, Object name, + Scriptable scope, int memberTypeFlags) + { + XMLName xmlName = toQualifiedName(cx, namespace, name); + if ((memberTypeFlags & Node.ATTRIBUTE_FLAG) != 0) { + if (!xmlName.isAttributeName()) { + xmlName.setAttributeName(); + } + } + return xmlPrimaryReference(cx, xmlName, scope); + } + + private Ref xmlPrimaryReference(Context cx, XMLName xmlName, + Scriptable scope) + { + XMLObjectImpl xmlObj; + XMLObjectImpl firstXmlObject = null; + for (;;) { + // XML object can only present on scope chain as a wrapper + // of XMLWithScope + if (scope instanceof XMLWithScope) { + xmlObj = (XMLObjectImpl)scope.getPrototype(); + if (xmlObj.hasXMLProperty(xmlName)) { + break; + } + if (firstXmlObject == null) { + firstXmlObject = xmlObj; + } + } + scope = scope.getParentScope(); + if (scope == null) { + xmlObj = firstXmlObject; + break; + } + } + + // xmlObj == null corresponds to undefined as the target of + // the reference + if (xmlObj != null) { + xmlName.initXMLObject(xmlObj); + } + return xmlName; + } + + /** + * Escapes the reserved characters in a value of an attribute + * + * @param value Unescaped text + * @return The escaped text + */ + public String escapeAttributeValue(Object value) + { + String text = ScriptRuntime.toString(value); + + if (text.length() == 0) return ""; + + XmlObject xo = XmlObject.Factory.newInstance(); + + XmlCursor cursor = xo.newCursor(); + cursor.toNextToken(); + cursor.beginElement("a"); + cursor.insertAttributeWithValue("a", text); + cursor.dispose(); + + String elementText = xo.toString(); + int begin = elementText.indexOf('"'); + int end = elementText.lastIndexOf('"'); + return elementText.substring(begin + 1, end); + } + + /** + * Escapes the reserved characters in a value of a text node + * + * @param value Unescaped text + * @return The escaped text + */ + public String escapeTextValue(Object value) + { + if (value instanceof XMLObjectImpl) { + return ((XMLObjectImpl)value).toXMLString(0); + } + + String text = ScriptRuntime.toString(value); + + if (text.length() == 0) return text; + + XmlObject xo = XmlObject.Factory.newInstance(); + + XmlCursor cursor = xo.newCursor(); + cursor.toNextToken(); + cursor.beginElement("a"); + cursor.insertChars(text); + cursor.dispose(); + + String elementText = xo.toString(); + int begin = elementText.indexOf('>') + 1; + int end = elementText.lastIndexOf('<'); + return (begin < end) ? elementText.substring(begin, end) : ""; + } + + public Object toDefaultXmlNamespace(Context cx, Object uriValue) + { + return constructNamespace(cx, uriValue); + } +} |