/* -*- Mode: java; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- * * The contents of this file are subject to the Netscape 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/NPL/ * * 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 Netscape are * Copyright (C) 1997-2000 Netscape Communications Corporation. All * Rights Reserved. * * Contributor(s): * Ethan Hugg * Terry Lucas * Milen Nankov * * Alternatively, the contents of this file may be used under the * terms of the GNU Public License (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 NPL, indicate your decision by * deleting the provisions above and replace 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 NPL or the GPL. */package org.mozilla.javascript.xmlimpl;import org.mozilla.javascript.*;/** * Class Namespace * */class Namespace extends IdScriptableObject{    static final long serialVersionUID = -5765755238131301744L;    private static final Object NAMESPACE_TAG = new Object();    private XMLLibImpl lib;    private String prefix;    private String uri;    public Namespace(XMLLibImpl lib, String uri)    {        super(lib.globalScope(), lib.namespacePrototype);        if (uri == null)            throw new IllegalArgumentException();        this.lib = lib;        this.prefix = (uri.length() == 0) ? "" : null;        this.uri = uri;    }    public Namespace(XMLLibImpl lib, String prefix, String uri)    {        super(lib.globalScope(), lib.namespacePrototype);        if (uri == null)            throw new IllegalArgumentException();        if (uri.length() == 0) {            // prefix should be "" for empty uri            if (prefix == null)                throw new IllegalArgumentException();            if (prefix.length() != 0)                throw new IllegalArgumentException();        }        this.lib = lib;        this.prefix = prefix;        this.uri = uri;    }    public void exportAsJSClass(boolean sealed)    {        exportAsJSClass(MAX_PROTOTYPE_ID, lib.globalScope(), sealed);    }    /**     *     * @return     */    public String uri()    {        return uri;    }    /**     *     * @return     */    public String prefix()    {        return prefix;    }    /**     *     * @return     */    public String toString ()    {        return uri();    }    /**     *     * @return     */    public String toLocaleString ()    {        return toString();    }    public boolean equals(Object obj)    {        if (!(obj instanceof Namespace)) return false;        return equals((Namespace)obj);    }    protected Object equivalentValues(Object value)    {        if (!(value instanceof Namespace)) return Scriptable.NOT_FOUND;        boolean result = equals((Namespace)value);        return result ? Boolean.TRUE : Boolean.FALSE;    }    private boolean equals(Namespace n)    {        return uri().equals(n.uri());    }    /**     *     * @return     */    public String getClassName ()    {        return "Namespace";    }    /**     *     * @param hint     * @return     */    public Object getDefaultValue (Class hint)    {        return uri();    }// #string_id_map#    private static final int        Id_prefix               = 1,        Id_uri                  = 2,        MAX_INSTANCE_ID         = 2;    protected int getMaxInstanceId()    {        return super.getMaxInstanceId() + MAX_INSTANCE_ID;    }    protected int findInstanceIdInfo(String s)    {        int id;// #generated# Last update: 2004-07-20 19:50:50 CEST        L0: { id = 0; String X = null;            int s_length = s.length();            if (s_length==3) { X="uri";id=Id_uri; }            else if (s_length==6) { X="prefix";id=Id_prefix; }            if (X!=null && X!=s && !X.equals(s)) id = 0;        }// #/generated#        if (id == 0) return super.findInstanceIdInfo(s);        int attr;        switch (id) {          case Id_prefix:          case Id_uri:            attr = PERMANENT | READONLY;            break;          default: throw new IllegalStateException();        }        return instanceIdInfo(attr, super.getMaxInstanceId() + id);    }// #/string_id_map#    protected String getInstanceIdName(int id)    {        switch (id - super.getMaxInstanceId()) {          case Id_prefix: return "prefix";          case Id_uri: return "uri";        }        return super.getInstanceIdName(id);    }    protected Object getInstanceIdValue(int id)    {        switch (id - super.getMaxInstanceId()) {          case Id_prefix:            if (prefix == null) return Undefined.instance;            return prefix;          case Id_uri:            return uri;        }        return super.getInstanceIdValue(id);    }// #string_id_map#    private static final int        Id_constructor          = 1,        Id_toString             = 2,        Id_toSource             = 3,        MAX_PROTOTYPE_ID        = 3;    protected int findPrototypeId(String s)    {        int id;// #generated# Last update: 2004-08-21 12:07:01 CEST        L0: { id = 0; String X = null; int c;            int s_length = s.length();            if (s_length==8) {                c=s.charAt(3);                if (c=='o') { X="toSource";id=Id_toSource; }                else if (c=='t') { X="toString";id=Id_toString; }            }            else if (s_length==11) { X="constructor";id=Id_constructor; }            if (X!=null && X!=s && !X.equals(s)) id = 0;        }// #/generated#        return id;    }// #/string_id_map#    protected void initPrototypeId(int id)    {        String s;        int arity;        switch (id) {          case Id_constructor: arity=2; s="constructor"; break;          case Id_toString:    arity=0; s="toString";    break;          case Id_toSource:    arity=0; s="toSource";    break;          default: throw new IllegalArgumentException(String.valueOf(id));        }        initPrototypeMethod(NAMESPACE_TAG, id, s, arity);    }    public Object execIdCall(IdFunctionObject f,                             Context cx,                             Scriptable scope,                             Scriptable thisObj,                             Object[] args)    {        if (!f.hasTag(NAMESPACE_TAG)) {            return super.execIdCall(f, cx, scope, thisObj, args);        }        int id = f.methodId();        switch (id) {          case Id_constructor:            return jsConstructor(cx, (thisObj == null), args);          case Id_toString:            return realThis(thisObj, f).toString();          case Id_toSource:            return realThis(thisObj, f).js_toSource();        }        throw new IllegalArgumentException(String.valueOf(id));    }    private Namespace realThis(Scriptable thisObj, IdFunctionObject f)    {        if(!(thisObj instanceof Namespace))            throw incompatibleCallError(f);        return (Namespace)thisObj;    }    private Object jsConstructor(Context cx, boolean inNewExpr, Object[] args)    {        if (!inNewExpr && args.length == 1) {            return lib.castToNamespace(cx, args[0]);        }        if (args.length == 0) {            return lib.constructNamespace(cx);        } else if (args.length == 1) {            return lib.constructNamespace(cx, args[0]);        } else {            return lib.constructNamespace(cx, args[0], args[1]);        }    }    private String js_toSource()    {        StringBuffer sb = new StringBuffer();        sb.append('(');        toSourceImpl(prefix, uri, sb);        sb.append(')');        return sb.toString();    }    static void toSourceImpl(String prefix, String uri, StringBuffer sb)    {        sb.append("new Namespace(");        if (uri.length() == 0) {            if (!"".equals(prefix)) throw new IllegalArgumentException(prefix);        } else {            sb.append('\'');            if (prefix != null) {                sb.append(ScriptRuntime.escapeString(prefix, '\''));                sb.append("', '");            }            sb.append(ScriptRuntime.escapeString(uri, '\''));            sb.append('\'');        }        sb.append(')');    }}