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A headless browser intended for use in testing web-based applications.
/*
* Copyright (c) 2002-2018 Gargoyle Software Inc.
*
* Licensed 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 com.gargoylesoftware.htmlunit.javascript.host;
import net.sourceforge.htmlunit.corejs.javascript.Context;
import net.sourceforge.htmlunit.corejs.javascript.Function;
import net.sourceforge.htmlunit.corejs.javascript.Scriptable;
/**
* Contains some missing features of Rhino NativeString.
*
* @author Ahmed Ashour
* @author Ronald Brill
*/
public final class StringCustom {
private StringCustom() { }
/**
* Determines whether one string may be found within another string,
* returning true or false as appropriate.
* @param context the JavaScript context
* @param thisObj the scriptable
* @param args the arguments passed into the method
* @param function the function
* @return true or false
*/
public static boolean contains(
final Context context, final Scriptable thisObj, final Object[] args, final Function function) {
if (args.length < 1) {
return false;
}
final String string = Context.toString(thisObj);
final String search = Context.toString(args[0]);
if (args.length < 2) {
return string.contains(search);
}
final int start = (int) Math.max(0, Context.toNumber(args[1]));
return string.indexOf(search, start) > -1;
}
}