HoneyNode Java 11 support for 221 devices
[transportpce.git] / tests / honeynode / 2.2.1 / netconf-netty-util / src / main / java / org / opendaylight / netconf / nettyutil / handler / NetconfEXIToMessageDecoder.java
diff --git a/tests/honeynode/2.2.1/netconf-netty-util/src/main/java/org/opendaylight/netconf/nettyutil/handler/NetconfEXIToMessageDecoder.java b/tests/honeynode/2.2.1/netconf-netty-util/src/main/java/org/opendaylight/netconf/nettyutil/handler/NetconfEXIToMessageDecoder.java
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index 1ddacb8..0000000
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@@ -1,102 +0,0 @@
-/*
- * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Public License v1.0 which accompanies this distribution,
- * and is available at http://www.eclipse.org/legal/epl-v10.html
- */
-package org.opendaylight.netconf.nettyutil.handler;
-
-import static java.util.Objects.requireNonNull;
-
-import com.siemens.ct.exi.core.exceptions.EXIException;
-import io.netty.buffer.ByteBuf;
-import io.netty.buffer.ByteBufInputStream;
-import io.netty.buffer.ByteBufUtil;
-import io.netty.channel.ChannelHandlerContext;
-import io.netty.handler.codec.ByteToMessageDecoder;
-import java.io.IOException;
-import java.io.InputStream;
-import java.util.List;
-import javax.xml.parsers.DocumentBuilder;
-import javax.xml.transform.TransformerConfigurationException;
-import javax.xml.transform.TransformerFactory;
-import javax.xml.transform.TransformerFactoryConfigurationError;
-import javax.xml.transform.dom.DOMResult;
-import javax.xml.transform.sax.SAXTransformerFactory;
-import javax.xml.transform.sax.TransformerHandler;
-import org.opendaylight.netconf.api.NetconfMessage;
-import org.opendaylight.yangtools.util.xml.UntrustedXML;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-import org.w3c.dom.Document;
-import org.xml.sax.InputSource;
-import org.xml.sax.SAXException;
-import org.xml.sax.XMLReader;
-
-public final class NetconfEXIToMessageDecoder extends ByteToMessageDecoder {
-
-    private static final Logger LOG = LoggerFactory.getLogger(NetconfEXIToMessageDecoder.class);
-    private static final SAXTransformerFactory FACTORY;
-
-    static {
-        final TransformerFactory f = SAXTransformerFactory.newInstance();
-        if (!f.getFeature(SAXTransformerFactory.FEATURE)) {
-            throw new TransformerFactoryConfigurationError(
-                    String.format("Factory %s is not a SAXTransformerFactory", f));
-        }
-
-        FACTORY = (SAXTransformerFactory)f;
-    }
-
-    /**
-     * This class is not marked as shared, so it can be attached to only a single channel,
-     * which means that {@link #decode(ChannelHandlerContext, ByteBuf, List)}
-     * cannot be invoked concurrently. Hence we can reuse the reader.
-     */
-    private final XMLReader reader;
-    private final DocumentBuilder documentBuilder;
-
-    private NetconfEXIToMessageDecoder(final XMLReader reader) {
-        this.reader = requireNonNull(reader);
-        this.documentBuilder = UntrustedXML.newDocumentBuilder();
-    }
-
-    public static NetconfEXIToMessageDecoder create(final NetconfEXICodec codec) throws EXIException {
-        return new NetconfEXIToMessageDecoder(codec.getReader());
-    }
-
-    @Override
-    protected void decode(final ChannelHandlerContext ctx, final ByteBuf in, final List<Object> out)
-            throws IOException, SAXException, TransformerConfigurationException {
-        /*
-         * Note that we could loop here and process all the messages, but we can't do that.
-         * The reason is <stop-exi> operation, which has the contract of immediately stopping
-         * the use of EXI, which means the next message needs to be decoded not by us, but rather
-         * by the XML decoder.
-         */
-
-        // If empty Byte buffer is passed to r.parse, EOFException is thrown
-        if (!in.isReadable()) {
-            LOG.debug("No more content in incoming buffer.");
-            return;
-        }
-
-        if (LOG.isTraceEnabled()) {
-            LOG.trace("Received to decode: {}", ByteBufUtil.hexDump(in));
-        }
-
-        final TransformerHandler handler = FACTORY.newTransformerHandler();
-        reader.setContentHandler(handler);
-
-        final DOMResult domResult = new DOMResult(documentBuilder.newDocument());
-        handler.setResult(domResult);
-
-        try (InputStream is = new ByteBufInputStream(in)) {
-            // Performs internal reset before doing anything
-            reader.parse(new InputSource(is));
-        }
-
-        out.add(new NetconfMessage((Document) domResult.getNode()));
-    }
-}