From 89bda83e0570ab87c6e449f5955613d5385e90b3 Mon Sep 17 00:00:00 2001 From: "alexanders@b2ef00c0-3703-41da-baef-cfe82387ac0c" Date: Wed, 3 Feb 2010 00:50:41 +0000 Subject: removed obsolete svn folder from hg tree --HG-- extra : convert_revision : svn%3Ab2ef00c0-3703-41da-baef-cfe82387ac0c/trunk%408 --- .../src/org/mozilla/javascript/NativeString.java | 983 +++++++++++++++++++++ 1 file changed, 983 insertions(+) create mode 100644 infrastructure/rhino1_7R1/src/org/mozilla/javascript/NativeString.java (limited to 'infrastructure/rhino1_7R1/src/org/mozilla/javascript/NativeString.java') diff --git a/infrastructure/rhino1_7R1/src/org/mozilla/javascript/NativeString.java b/infrastructure/rhino1_7R1/src/org/mozilla/javascript/NativeString.java new file mode 100644 index 0000000..972415d --- /dev/null +++ b/infrastructure/rhino1_7R1/src/org/mozilla/javascript/NativeString.java @@ -0,0 +1,983 @@ +/* -*- 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) 1997-1999 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * Tom Beauvais + * Norris Boyd + * Mike McCabe + * + * 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; + +import java.text.Collator; + +/** + * This class implements the String native object. + * + * See ECMA 15.5. + * + * String methods for dealing with regular expressions are + * ported directly from C. Latest port is from version 1.40.12.19 + * in the JSFUN13_BRANCH. + * + * @author Mike McCabe + * @author Norris Boyd + */ +final class NativeString extends IdScriptableObject +{ + static final long serialVersionUID = 920268368584188687L; + + private static final Object STRING_TAG = new Object(); + + static void init(Scriptable scope, boolean sealed) + { + NativeString obj = new NativeString(""); + obj.exportAsJSClass(MAX_PROTOTYPE_ID, scope, sealed); + } + + private NativeString(String s) { + string = s; + } + + public String getClassName() { + return "String"; + } + + private static final int + Id_length = 1, + MAX_INSTANCE_ID = 1; + + protected int getMaxInstanceId() + { + return MAX_INSTANCE_ID; + } + + protected int findInstanceIdInfo(String s) + { + if (s.equals("length")) { + return instanceIdInfo(DONTENUM | READONLY | PERMANENT, Id_length); + } + return super.findInstanceIdInfo(s); + } + + protected String getInstanceIdName(int id) + { + if (id == Id_length) { return "length"; } + return super.getInstanceIdName(id); + } + + protected Object getInstanceIdValue(int id) + { + if (id == Id_length) { + return ScriptRuntime.wrapInt(string.length()); + } + return super.getInstanceIdValue(id); + } + + protected void fillConstructorProperties(IdFunctionObject ctor) + { + addIdFunctionProperty(ctor, STRING_TAG, ConstructorId_fromCharCode, + "fromCharCode", 1); + addIdFunctionProperty(ctor, STRING_TAG, + ConstructorId_charAt, "charAt", 2); + addIdFunctionProperty(ctor, STRING_TAG, + ConstructorId_charCodeAt, "charCodeAt", 2); + addIdFunctionProperty(ctor, STRING_TAG, + ConstructorId_indexOf, "indexOf", 2); + addIdFunctionProperty(ctor, STRING_TAG, + ConstructorId_lastIndexOf, "lastIndexOf", 2); + addIdFunctionProperty(ctor, STRING_TAG, + ConstructorId_split, "split", 3); + addIdFunctionProperty(ctor, STRING_TAG, + ConstructorId_substring, "substring", 3); + addIdFunctionProperty(ctor, STRING_TAG, + ConstructorId_toLowerCase, "toLowerCase", 1); + addIdFunctionProperty(ctor, STRING_TAG, + ConstructorId_toUpperCase, "toUpperCase", 1); + addIdFunctionProperty(ctor, STRING_TAG, + ConstructorId_substr, "substr", 3); + addIdFunctionProperty(ctor, STRING_TAG, + ConstructorId_concat, "concat", 2); + addIdFunctionProperty(ctor, STRING_TAG, + ConstructorId_slice, "slice", 3); + addIdFunctionProperty(ctor, STRING_TAG, + ConstructorId_equalsIgnoreCase, "equalsIgnoreCase", 2); + addIdFunctionProperty(ctor, STRING_TAG, + ConstructorId_match, "match", 2); + addIdFunctionProperty(ctor, STRING_TAG, + ConstructorId_search, "search", 2); + addIdFunctionProperty(ctor, STRING_TAG, + ConstructorId_replace, "replace", 2); + addIdFunctionProperty(ctor, STRING_TAG, + ConstructorId_localeCompare, "localeCompare", 2); + addIdFunctionProperty(ctor, STRING_TAG, + ConstructorId_toLocaleLowerCase, "toLocaleLowerCase", 1); + addIdFunctionProperty(ctor, STRING_TAG, + ConstructorId_fromCharCode, "fromCharCode", 1); + super.fillConstructorProperties(ctor); + } + + protected void initPrototypeId(int id) + { + String s; + int arity; + switch (id) { + case Id_constructor: arity=1; s="constructor"; break; + case Id_toString: arity=0; s="toString"; break; + case Id_toSource: arity=0; s="toSource"; break; + case Id_valueOf: arity=0; s="valueOf"; break; + case Id_charAt: arity=1; s="charAt"; break; + case Id_charCodeAt: arity=1; s="charCodeAt"; break; + case Id_indexOf: arity=1; s="indexOf"; break; + case Id_lastIndexOf: arity=1; s="lastIndexOf"; break; + case Id_split: arity=2; s="split"; break; + case Id_substring: arity=2; s="substring"; break; + case Id_toLowerCase: arity=0; s="toLowerCase"; break; + case Id_toUpperCase: arity=0; s="toUpperCase"; break; + case Id_substr: arity=2; s="substr"; break; + case Id_concat: arity=1; s="concat"; break; + case Id_slice: arity=2; s="slice"; break; + case Id_bold: arity=0; s="bold"; break; + case Id_italics: arity=0; s="italics"; break; + case Id_fixed: arity=0; s="fixed"; break; + case Id_strike: arity=0; s="strike"; break; + case Id_small: arity=0; s="small"; break; + case Id_big: arity=0; s="big"; break; + case Id_blink: arity=0; s="blink"; break; + case Id_sup: arity=0; s="sup"; break; + case Id_sub: arity=0; s="sub"; break; + case Id_fontsize: arity=0; s="fontsize"; break; + case Id_fontcolor: arity=0; s="fontcolor"; break; + case Id_link: arity=0; s="link"; break; + case Id_anchor: arity=0; s="anchor"; break; + case Id_equals: arity=1; s="equals"; break; + case Id_equalsIgnoreCase: arity=1; s="equalsIgnoreCase"; break; + case Id_match: arity=1; s="match"; break; + case Id_search: arity=1; s="search"; break; + case Id_replace: arity=1; s="replace"; break; + case Id_localeCompare: arity=1; s="localeCompare"; break; + case Id_toLocaleLowerCase: arity=0; s="toLocaleLowerCase"; break; + case Id_toLocaleUpperCase: arity=0; s="toLocaleUpperCase"; break; + default: throw new IllegalArgumentException(String.valueOf(id)); + } + initPrototypeMethod(STRING_TAG, id, s, arity); + } + + public Object execIdCall(IdFunctionObject f, Context cx, Scriptable scope, + Scriptable thisObj, Object[] args) + { + if (!f.hasTag(STRING_TAG)) { + return super.execIdCall(f, cx, scope, thisObj, args); + } + int id = f.methodId(); + again: + for(;;) { + switch (id) { + case ConstructorId_charAt: + case ConstructorId_charCodeAt: + case ConstructorId_indexOf: + case ConstructorId_lastIndexOf: + case ConstructorId_split: + case ConstructorId_substring: + case ConstructorId_toLowerCase: + case ConstructorId_toUpperCase: + case ConstructorId_substr: + case ConstructorId_concat: + case ConstructorId_slice: + case ConstructorId_equalsIgnoreCase: + case ConstructorId_match: + case ConstructorId_search: + case ConstructorId_replace: + case ConstructorId_localeCompare: + case ConstructorId_toLocaleLowerCase: { + thisObj = ScriptRuntime.toObject(scope, + ScriptRuntime.toString(args[0])); + Object[] newArgs = new Object[args.length-1]; + for (int i=0; i < newArgs.length; i++) + newArgs[i] = args[i+1]; + args = newArgs; + id = -id; + continue again; + } + + case ConstructorId_fromCharCode: { + int N = args.length; + if (N < 1) + return ""; + StringBuffer sb = new StringBuffer(N); + for (int i = 0; i != N; ++i) { + sb.append(ScriptRuntime.toUint16(args[i])); + } + return sb.toString(); + } + + case Id_constructor: { + String s = (args.length >= 1) + ? ScriptRuntime.toString(args[0]) : ""; + if (thisObj == null) { + // new String(val) creates a new String object. + return new NativeString(s); + } + // String(val) converts val to a string value. + return s; + } + + case Id_toString: + case Id_valueOf: + // ECMA 15.5.4.2: 'the toString function is not generic. + return realThis(thisObj, f).string; + + case Id_toSource: { + String s = realThis(thisObj, f).string; + return "(new String(\""+ScriptRuntime.escapeString(s)+"\"))"; + } + + case Id_charAt: + case Id_charCodeAt: { + // See ECMA 15.5.4.[4,5] + String target = ScriptRuntime.toString(thisObj); + double pos = ScriptRuntime.toInteger(args, 0); + if (pos < 0 || pos >= target.length()) { + if (id == Id_charAt) return ""; + else return ScriptRuntime.NaNobj; + } + char c = target.charAt((int)pos); + if (id == Id_charAt) return String.valueOf(c); + else return ScriptRuntime.wrapInt(c); + } + + case Id_indexOf: + return ScriptRuntime.wrapInt(js_indexOf( + ScriptRuntime.toString(thisObj), args)); + + case Id_lastIndexOf: + return ScriptRuntime.wrapInt(js_lastIndexOf( + ScriptRuntime.toString(thisObj), args)); + + case Id_split: + return js_split(cx, scope, ScriptRuntime.toString(thisObj), + args); + + case Id_substring: + return js_substring(cx, ScriptRuntime.toString(thisObj), args); + + case Id_toLowerCase: + // See ECMA 15.5.4.11 + return ScriptRuntime.toString(thisObj).toLowerCase(); + + case Id_toUpperCase: + // See ECMA 15.5.4.12 + return ScriptRuntime.toString(thisObj).toUpperCase(); + + case Id_substr: + return js_substr(ScriptRuntime.toString(thisObj), args); + + case Id_concat: + return js_concat(ScriptRuntime.toString(thisObj), args); + + case Id_slice: + return js_slice(ScriptRuntime.toString(thisObj), args); + + case Id_bold: + return tagify(thisObj, "b", null, null); + + case Id_italics: + return tagify(thisObj, "i", null, null); + + case Id_fixed: + return tagify(thisObj, "tt", null, null); + + case Id_strike: + return tagify(thisObj, "strike", null, null); + + case Id_small: + return tagify(thisObj, "small", null, null); + + case Id_big: + return tagify(thisObj, "big", null, null); + + case Id_blink: + return tagify(thisObj, "blink", null, null); + + case Id_sup: + return tagify(thisObj, "sup", null, null); + + case Id_sub: + return tagify(thisObj, "sub", null, null); + + case Id_fontsize: + return tagify(thisObj, "font", "size", args); + + case Id_fontcolor: + return tagify(thisObj, "font", "color", args); + + case Id_link: + return tagify(thisObj, "a", "href", args); + + case Id_anchor: + return tagify(thisObj, "a", "name", args); + + case Id_equals: + case Id_equalsIgnoreCase: { + String s1 = ScriptRuntime.toString(thisObj); + String s2 = ScriptRuntime.toString(args, 0); + return ScriptRuntime.wrapBoolean( + (id == Id_equals) ? s1.equals(s2) + : s1.equalsIgnoreCase(s2)); + } + + case Id_match: + case Id_search: + case Id_replace: + { + int actionType; + if (id == Id_match) { + actionType = RegExpProxy.RA_MATCH; + } else if (id == Id_search) { + actionType = RegExpProxy.RA_SEARCH; + } else { + actionType = RegExpProxy.RA_REPLACE; + } + return ScriptRuntime.checkRegExpProxy(cx). + action(cx, scope, thisObj, args, actionType); + } + // ECMA-262 1 5.5.4.9 + case Id_localeCompare: + { + // For now, create and configure a collator instance. I can't + // actually imagine that this'd be slower than caching them + // a la ClassCache, so we aren't trying to outsmart ourselves + // with a caching mechanism for now. + Collator collator = Collator.getInstance(cx.getLocale()); + collator.setStrength(Collator.IDENTICAL); + collator.setDecomposition(Collator.CANONICAL_DECOMPOSITION); + return ScriptRuntime.wrapNumber(collator.compare( + ScriptRuntime.toString(thisObj), + ScriptRuntime.toString(args, 0))); + } + case Id_toLocaleLowerCase: + { + return ScriptRuntime.toString(thisObj) + .toLowerCase(cx.getLocale()); + } + case Id_toLocaleUpperCase: + { + return ScriptRuntime.toString(thisObj) + .toUpperCase(cx.getLocale()); + } + } + throw new IllegalArgumentException(String.valueOf(id)); + } + } + + private static NativeString realThis(Scriptable thisObj, IdFunctionObject f) + { + if (!(thisObj instanceof NativeString)) + throw incompatibleCallError(f); + return (NativeString)thisObj; + } + + /* + * HTML composition aids. + */ + private static String tagify(Object thisObj, String tag, + String attribute, Object[] args) + { + String str = ScriptRuntime.toString(thisObj); + StringBuffer result = new StringBuffer(); + result.append('<'); + result.append(tag); + if (attribute != null) { + result.append(' '); + result.append(attribute); + result.append("=\""); + result.append(ScriptRuntime.toString(args, 0)); + result.append('"'); + } + result.append('>'); + result.append(str); + result.append("'); + return result.toString(); + } + + public String toString() { + return string; + } + + /* Make array-style property lookup work for strings. + * XXX is this ECMA? A version check is probably needed. In js too. + */ + public Object get(int index, Scriptable start) { + if (0 <= index && index < string.length()) { + return string.substring(index, index + 1); + } + return super.get(index, start); + } + + public void put(int index, Scriptable start, Object value) { + if (0 <= index && index < string.length()) { + return; + } + super.put(index, start, value); + } + + /* + * + * See ECMA 15.5.4.6. Uses Java String.indexOf() + * OPT to add - BMH searching from jsstr.c. + */ + private static int js_indexOf(String target, Object[] args) { + String search = ScriptRuntime.toString(args, 0); + double begin = ScriptRuntime.toInteger(args, 1); + + if (begin > target.length()) { + return -1; + } else { + if (begin < 0) + begin = 0; + return target.indexOf(search, (int)begin); + } + } + + /* + * + * See ECMA 15.5.4.7 + * + */ + private static int js_lastIndexOf(String target, Object[] args) { + String search = ScriptRuntime.toString(args, 0); + double end = ScriptRuntime.toNumber(args, 1); + + if (end != end || end > target.length()) + end = target.length(); + else if (end < 0) + end = 0; + + return target.lastIndexOf(search, (int)end); + } + + /* + * Used by js_split to find the next split point in target, + * starting at offset ip and looking either for the given + * separator substring, or for the next re match. ip and + * matchlen must be reference variables (assumed to be arrays of + * length 1) so they can be updated in the leading whitespace or + * re case. + * + * Return -1 on end of string, >= 0 for a valid index of the next + * separator occurrence if found, or the string length if no + * separator is found. + */ + private static int find_split(Context cx, Scriptable scope, String target, + String separator, int version, + RegExpProxy reProxy, Scriptable re, + int[] ip, int[] matchlen, boolean[] matched, + String[][] parensp) + { + int i = ip[0]; + int length = target.length(); + + /* + * Perl4 special case for str.split(' '), only if the user has selected + * JavaScript1.2 explicitly. Split on whitespace, and skip leading w/s. + * Strange but true, apparently modeled after awk. + */ + if (version == Context.VERSION_1_2 && + re == null && separator.length() == 1 && separator.charAt(0) == ' ') + { + /* Skip leading whitespace if at front of str. */ + if (i == 0) { + while (i < length && Character.isWhitespace(target.charAt(i))) + i++; + ip[0] = i; + } + + /* Don't delimit whitespace at end of string. */ + if (i == length) + return -1; + + /* Skip over the non-whitespace chars. */ + while (i < length + && !Character.isWhitespace(target.charAt(i))) + i++; + + /* Now skip the next run of whitespace. */ + int j = i; + while (j < length && Character.isWhitespace(target.charAt(j))) + j++; + + /* Update matchlen to count delimiter chars. */ + matchlen[0] = j - i; + return i; + } + + /* + * Stop if past end of string. If at end of string, we will + * return target length, so that + * + * "ab,".split(',') => new Array("ab", "") + * + * and the resulting array converts back to the string "ab," + * for symmetry. NB: This differs from perl, which drops the + * trailing empty substring if the LIMIT argument is omitted. + */ + if (i > length) + return -1; + + /* + * Match a regular expression against the separator at or + * above index i. Return -1 at end of string instead of + * trying for a match, so we don't get stuck in a loop. + */ + if (re != null) { + return reProxy.find_split(cx, scope, target, separator, re, + ip, matchlen, matched, parensp); + } + + /* + * Deviate from ECMA by never splitting an empty string by any separator + * string into a non-empty array (an array of length 1 that contains the + * empty string). + */ + if (version != Context.VERSION_DEFAULT && version < Context.VERSION_1_3 + && length == 0) + return -1; + + /* + * Special case: if sep is the empty string, split str into + * one character substrings. Let our caller worry about + * whether to split once at end of string into an empty + * substring. + * + * For 1.2 compatibility, at the end of the string, we return the length as + * the result, and set the separator length to 1 -- this allows the caller + * to include an additional null string at the end of the substring list. + */ + if (separator.length() == 0) { + if (version == Context.VERSION_1_2) { + if (i == length) { + matchlen[0] = 1; + return i; + } + return i + 1; + } + return (i == length) ? -1 : i + 1; + } + + /* Punt to j.l.s.indexOf; return target length if separator is + * not found. + */ + if (ip[0] >= length) + return length; + + i = target.indexOf(separator, ip[0]); + + return (i != -1) ? i : length; + } + + /* + * See ECMA 15.5.4.8. Modified to match JS 1.2 - optionally takes + * a limit argument and accepts a regular expression as the split + * argument. + */ + private static Object js_split(Context cx, Scriptable scope, + String target, Object[] args) + { + // create an empty Array to return; + Scriptable top = getTopLevelScope(scope); + Scriptable result = ScriptRuntime.newObject(cx, top, "Array", null); + + // return an array consisting of the target if no separator given + // don't check against undefined, because we want + // 'fooundefinedbar'.split(void 0) to split to ['foo', 'bar'] + if (args.length < 1) { + result.put(0, result, target); + return result; + } + + // Use the second argument as the split limit, if given. + boolean limited = (args.length > 1) && (args[1] != Undefined.instance); + long limit = 0; // Initialize to avoid warning. + if (limited) { + /* Clamp limit between 0 and 1 + string length. */ + limit = ScriptRuntime.toUint32(args[1]); + if (limit > target.length()) + limit = 1 + target.length(); + } + + String separator = null; + int[] matchlen = new int[1]; + Scriptable re = null; + RegExpProxy reProxy = null; + if (args[0] instanceof Scriptable) { + reProxy = ScriptRuntime.getRegExpProxy(cx); + if (reProxy != null) { + Scriptable test = (Scriptable)args[0]; + if (reProxy.isRegExp(test)) { + re = test; + } + } + } + if (re == null) { + separator = ScriptRuntime.toString(args[0]); + matchlen[0] = separator.length(); + } + + // split target with separator or re + int[] ip = { 0 }; + int match; + int len = 0; + boolean[] matched = { false }; + String[][] parens = { null }; + int version = cx.getLanguageVersion(); + while ((match = find_split(cx, scope, target, separator, version, + reProxy, re, ip, matchlen, matched, parens)) + >= 0) + { + if ((limited && len >= limit) || (match > target.length())) + break; + + String substr; + if (target.length() == 0) + substr = target; + else + substr = target.substring(ip[0], match); + + result.put(len, result, substr); + len++; + /* + * Imitate perl's feature of including parenthesized substrings + * that matched part of the delimiter in the new array, after the + * split substring that was delimited. + */ + if (re != null && matched[0] == true) { + int size = parens[0].length; + for (int num = 0; num < size; num++) { + if (limited && len >= limit) + break; + result.put(len, result, parens[0][num]); + len++; + } + matched[0] = false; + } + ip[0] = match + matchlen[0]; + + if (version < Context.VERSION_1_3 + && version != Context.VERSION_DEFAULT) + { + /* + * Deviate from ECMA to imitate Perl, which omits a final + * split unless a limit argument is given and big enough. + */ + if (!limited && ip[0] == target.length()) + break; + } + } + return result; + } + + /* + * See ECMA 15.5.4.15 + */ + private static String js_substring(Context cx, String target, + Object[] args) + { + int length = target.length(); + double start = ScriptRuntime.toInteger(args, 0); + double end; + + if (start < 0) + start = 0; + else if (start > length) + start = length; + + if (args.length <= 1 || args[1] == Undefined.instance) { + end = length; + } else { + end = ScriptRuntime.toInteger(args[1]); + if (end < 0) + end = 0; + else if (end > length) + end = length; + + // swap if end < start + if (end < start) { + if (cx.getLanguageVersion() != Context.VERSION_1_2) { + double temp = start; + start = end; + end = temp; + } else { + // Emulate old JDK1.0 java.lang.String.substring() + end = start; + } + } + } + return target.substring((int)start, (int)end); + } + + int getLength() { + return string.length(); + } + + /* + * Non-ECMA methods. + */ + private static String js_substr(String target, Object[] args) { + if (args.length < 1) + return target; + + double begin = ScriptRuntime.toInteger(args[0]); + double end; + int length = target.length(); + + if (begin < 0) { + begin += length; + if (begin < 0) + begin = 0; + } else if (begin > length) { + begin = length; + } + + if (args.length == 1) { + end = length; + } else { + end = ScriptRuntime.toInteger(args[1]); + if (end < 0) + end = 0; + end += begin; + if (end > length) + end = length; + } + + return target.substring((int)begin, (int)end); + } + + /* + * Python-esque sequence operations. + */ + private static String js_concat(String target, Object[] args) { + int N = args.length; + if (N == 0) { return target; } + else if (N == 1) { + String arg = ScriptRuntime.toString(args[0]); + return target.concat(arg); + } + + // Find total capacity for the final string to avoid unnecessary + // re-allocations in StringBuffer + int size = target.length(); + String[] argsAsStrings = new String[N]; + for (int i = 0; i != N; ++i) { + String s = ScriptRuntime.toString(args[i]); + argsAsStrings[i] = s; + size += s.length(); + } + + StringBuffer result = new StringBuffer(size); + result.append(target); + for (int i = 0; i != N; ++i) { + result.append(argsAsStrings[i]); + } + return result.toString(); + } + + private static String js_slice(String target, Object[] args) { + if (args.length != 0) { + double begin = ScriptRuntime.toInteger(args[0]); + double end; + int length = target.length(); + if (begin < 0) { + begin += length; + if (begin < 0) + begin = 0; + } else if (begin > length) { + begin = length; + } + + if (args.length == 1) { + end = length; + } else { + end = ScriptRuntime.toInteger(args[1]); + if (end < 0) { + end += length; + if (end < 0) + end = 0; + } else if (end > length) { + end = length; + } + if (end < begin) + end = begin; + } + return target.substring((int)begin, (int)end); + } + return target; + } + +// #string_id_map# + + protected int findPrototypeId(String s) + { + int id; +// #generated# Last update: 2007-05-01 22:11:49 EDT + L0: { id = 0; String X = null; int c; + L: switch (s.length()) { + case 3: c=s.charAt(2); + if (c=='b') { if (s.charAt(0)=='s' && s.charAt(1)=='u') {id=Id_sub; break L0;} } + else if (c=='g') { if (s.charAt(0)=='b' && s.charAt(1)=='i') {id=Id_big; break L0;} } + else if (c=='p') { if (s.charAt(0)=='s' && s.charAt(1)=='u') {id=Id_sup; break L0;} } + break L; + case 4: c=s.charAt(0); + if (c=='b') { X="bold";id=Id_bold; } + else if (c=='l') { X="link";id=Id_link; } + break L; + case 5: switch (s.charAt(4)) { + case 'd': X="fixed";id=Id_fixed; break L; + case 'e': X="slice";id=Id_slice; break L; + case 'h': X="match";id=Id_match; break L; + case 'k': X="blink";id=Id_blink; break L; + case 'l': X="small";id=Id_small; break L; + case 't': X="split";id=Id_split; break L; + } break L; + case 6: switch (s.charAt(1)) { + case 'e': X="search";id=Id_search; break L; + case 'h': X="charAt";id=Id_charAt; break L; + case 'n': X="anchor";id=Id_anchor; break L; + case 'o': X="concat";id=Id_concat; break L; + case 'q': X="equals";id=Id_equals; break L; + case 't': X="strike";id=Id_strike; break L; + case 'u': X="substr";id=Id_substr; break L; + } break L; + case 7: switch (s.charAt(1)) { + case 'a': X="valueOf";id=Id_valueOf; break L; + case 'e': X="replace";id=Id_replace; break L; + case 'n': X="indexOf";id=Id_indexOf; break L; + case 't': X="italics";id=Id_italics; break L; + } break L; + case 8: c=s.charAt(4); + if (c=='r') { X="toString";id=Id_toString; } + else if (c=='s') { X="fontsize";id=Id_fontsize; } + else if (c=='u') { X="toSource";id=Id_toSource; } + break L; + case 9: c=s.charAt(0); + if (c=='f') { X="fontcolor";id=Id_fontcolor; } + else if (c=='s') { X="substring";id=Id_substring; } + break L; + case 10: X="charCodeAt";id=Id_charCodeAt; break L; + case 11: switch (s.charAt(2)) { + case 'L': X="toLowerCase";id=Id_toLowerCase; break L; + case 'U': X="toUpperCase";id=Id_toUpperCase; break L; + case 'n': X="constructor";id=Id_constructor; break L; + case 's': X="lastIndexOf";id=Id_lastIndexOf; break L; + } break L; + case 13: X="localeCompare";id=Id_localeCompare; break L; + case 16: X="equalsIgnoreCase";id=Id_equalsIgnoreCase; break L; + case 17: c=s.charAt(8); + if (c=='L') { X="toLocaleLowerCase";id=Id_toLocaleLowerCase; } + else if (c=='U') { X="toLocaleUpperCase";id=Id_toLocaleUpperCase; } + break L; + } + if (X!=null && X!=s && !X.equals(s)) id = 0; + break L0; + } +// #/generated# + return id; + } + + private static final int + ConstructorId_fromCharCode = -1, + + Id_constructor = 1, + Id_toString = 2, + Id_toSource = 3, + Id_valueOf = 4, + Id_charAt = 5, + Id_charCodeAt = 6, + Id_indexOf = 7, + Id_lastIndexOf = 8, + Id_split = 9, + Id_substring = 10, + Id_toLowerCase = 11, + Id_toUpperCase = 12, + Id_substr = 13, + Id_concat = 14, + Id_slice = 15, + Id_bold = 16, + Id_italics = 17, + Id_fixed = 18, + Id_strike = 19, + Id_small = 20, + Id_big = 21, + Id_blink = 22, + Id_sup = 23, + Id_sub = 24, + Id_fontsize = 25, + Id_fontcolor = 26, + Id_link = 27, + Id_anchor = 28, + Id_equals = 29, + Id_equalsIgnoreCase = 30, + Id_match = 31, + Id_search = 32, + Id_replace = 33, + Id_localeCompare = 34, + Id_toLocaleLowerCase = 35, + Id_toLocaleUpperCase = 36, + MAX_PROTOTYPE_ID = 36; + +// #/string_id_map# + + private static final int + ConstructorId_charAt = -Id_charAt, + ConstructorId_charCodeAt = -Id_charCodeAt, + ConstructorId_indexOf = -Id_indexOf, + ConstructorId_lastIndexOf = -Id_lastIndexOf, + ConstructorId_split = -Id_split, + ConstructorId_substring = -Id_substring, + ConstructorId_toLowerCase = -Id_toLowerCase, + ConstructorId_toUpperCase = -Id_toUpperCase, + ConstructorId_substr = -Id_substr, + ConstructorId_concat = -Id_concat, + ConstructorId_slice = -Id_slice, + ConstructorId_equalsIgnoreCase = -Id_equalsIgnoreCase, + ConstructorId_match = -Id_match, + ConstructorId_search = -Id_search, + ConstructorId_replace = -Id_replace, + ConstructorId_localeCompare = -Id_localeCompare, + ConstructorId_toLocaleLowerCase = -Id_toLocaleLowerCase; + + private String string; +} + -- cgit v1.2.3