/*
 * Copyright (c) 2005, 2006, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 */

package com.sun.xml.internal.ws.util;

import com.sun.xml.internal.ws.streaming.XMLReaderException;
import com.sun.xml.internal.ws.streaming.XMLStreamReaderException;

import javax.xml.stream.XMLStreamReader;
import java.io.InputStream;

public class FastInfosetUtil {

    /**
     * Returns the FI parser allocated for this thread.
     */
    public static XMLStreamReader createFIStreamReader(InputStream in) {
        // Check if compatible implementation of FI was found
        if (FastInfosetReflection.fiStAXDocumentParser_new == null) {
            throw new XMLReaderException("fastinfoset.noImplementation");
        }

        try {
            // Do not use StAX pluggable layer for FI
            Object sdp = FastInfosetReflection.fiStAXDocumentParser_new.newInstance();
            FastInfosetReflection.fiStAXDocumentParser_setStringInterning.invoke(sdp, Boolean.TRUE);
            FastInfosetReflection.fiStAXDocumentParser_setInputStream.invoke(sdp, in);
            return (XMLStreamReader) sdp;
        } catch (Exception e) {
            throw new XMLStreamReaderException(e);
        }
    }

}
