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/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * 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 mozilla.org code.
 *
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

package ext.test4j.mozilla.intl.chardet;

public class NsDetector extends NsPSMDetector implements INsCharsetDetector {

	NsICharsetDetectionObserver mObserver = null;

	public NsDetector() {
		super();
	}

	public NsDetector(int langFlag) {
		super(langFlag);
	}

	public void init(NsICharsetDetectionObserver aObserver) {
		mObserver = aObserver;
		return;
	}

	public boolean doIt(byte[] aBuf, int aLen, boolean oDontFeedMe) {
		if (aBuf == null || oDontFeedMe)
			return false;

		this.HandleData(aBuf, aLen);
		return mDone;
	}

	public void report(String charset) {
		if (mObserver != null)
			mObserver.notify(charset);
	}

	public boolean isAscii(byte[] aBuf, int aLen) {
		for (int i = 0; i < aLen; i++) {
			if ((0x0080 & aBuf[i]) != 0) {
				return false;
			}
		}
		return true;
	}
}