opendaylight/netconf/netconf-netty-util/src/main/java/org/opendaylight/controller/netconf/nettyutil/handler/exi/EXIParameters.java

   1 /*
   2  * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.controller.netconf.nettyutil.handler.exi;
   9
  10 import org.opendaylight.controller.netconf.api.NetconfMessage;
  11 import org.opendaylight.controller.netconf.util.xml.XmlElement;
  12 import org.openexi.proc.common.AlignmentType;
  13 import org.openexi.proc.common.EXIOptions;
  14 import org.openexi.proc.common.EXIOptionsException;
  15
  16 import com.google.common.base.Preconditions;
  17
  18 public final class EXIParameters {
  19     private static final String EXI_PARAMETER_ALIGNMENT = "alignment";
  20     private static final String EXI_PARAMETER_BYTE_ALIGNED = "byte-aligned";
  21     private static final String EXI_PARAMETER_BIT_PACKED = "bit-packed";
  22     private static final String EXI_PARAMETER_COMPRESSED = "compressed";
  23     private static final String EXI_PARAMETER_PRE_COMPRESSION = "pre-compression";
  24
  25     private static final String EXI_PARAMETER_FIDELITY = "fidelity";
  26     private static final String EXI_FIDELITY_DTD = "dtd";
  27     private static final String EXI_FIDELITY_LEXICAL_VALUES = "lexical-values";
  28     private static final String EXI_FIDELITY_COMMENTS = "comments";
  29     private static final String EXI_FIDELITY_PIS = "pis";
  30     private static final String EXI_FIDELITY_PREFIXES = "prefixes";
  31
  32     private static final String EXI_PARAMETER_SCHEMA = "schema";
  33     private static final String EXI_PARAMETER_SCHEMA_NONE = "none";
  34     private static final String EXI_PARAMETER_SCHEMA_BUILT_IN = "builtin";
  35     private static final String EXI_PARAMETER_SCHEMA_BASE_1_1 = "base:1.1";
  36
  37     private final EXIOptions options;
  38
  39     private EXIParameters(final EXIOptions options) {
  40         this.options = Preconditions.checkNotNull(options);
  41     }
  42
  43     public static EXIParameters fromNetconfMessage(final NetconfMessage root) throws EXIOptionsException {
  44         return fromXmlElement(XmlElement.fromDomDocument(root.getDocument()));
  45     }
  46
  47     public static EXIParameters fromXmlElement(final XmlElement root) throws EXIOptionsException {
  48         final EXIOptions options =  new EXIOptions();
  49
  50         options.setAlignmentType(AlignmentType.bitPacked);
  51         if (root.getElementsByTagName(EXI_PARAMETER_ALIGNMENT).getLength() > 0) {
  52             if (root.getElementsByTagName(EXI_PARAMETER_BIT_PACKED).getLength() > 0) {
  53                 options.setAlignmentType(AlignmentType.bitPacked);
  54             } else if (root.getElementsByTagName(EXI_PARAMETER_BYTE_ALIGNED).getLength() > 0) {
  55                 options.setAlignmentType(AlignmentType.byteAligned);
  56             } else if (root.getElementsByTagName(EXI_PARAMETER_COMPRESSED).getLength() > 0) {
  57                 options.setAlignmentType(AlignmentType.compress);
  58             } else if (root.getElementsByTagName(EXI_PARAMETER_PRE_COMPRESSION).getLength() > 0) {
  59                 options.setAlignmentType(AlignmentType.preCompress);
  60             }
  61         }
  62
  63         if (root.getElementsByTagName(EXI_PARAMETER_FIDELITY).getLength() > 0) {
  64             if (root.getElementsByTagName(EXI_FIDELITY_DTD).getLength() > 0) {
  65                 options.setPreserveDTD(true);
  66             }
  67             if (root.getElementsByTagName(EXI_FIDELITY_LEXICAL_VALUES).getLength() > 0) {
  68                 options.setPreserveLexicalValues(true);
  69             }
  70             if (root.getElementsByTagName(EXI_FIDELITY_COMMENTS).getLength() > 0) {
  71                 options.setPreserveComments(true);
  72             }
  73             if (root.getElementsByTagName(EXI_FIDELITY_PIS).getLength() > 0) {
  74                 options.setPreservePIs(true);
  75             }
  76             if (root.getElementsByTagName(EXI_FIDELITY_PREFIXES).getLength() > 0) {
  77                 options.setPreserveNS(true);
  78             }
  79         }
  80
  81         if (root.getElementsByTagName(EXI_PARAMETER_SCHEMA).getLength() > 0) {
  82 /*
  83                         GrammarFactory grammarFactory = GrammarFactory.newInstance();
  84                         if (operationElement
  85                                 .getElementsByTagName(EXI_PARAMETER_SCHEMA_NONE)
  86                                 .getLength() > 0) {
  87                             this.grammars = grammarFactory.createSchemaLessGrammars();
  88                         }
  89
  90                         if (operationElement.getElementsByTagName(
  91                                 EXI_PARAMETER_SCHEMA_BUILT_IN).getLength() > 0) {
  92                             this.grammars = grammarFactory.createXSDTypesOnlyGrammars();
  93                         }
  94
  95                         if (operationElement.getElementsByTagName(
  96                                 EXI_PARAMETER_SCHEMA_BASE_1_1).getLength() > 0) {
  97                             this.grammars = grammarFactory
  98                                     .createGrammars(NETCONF_XSD_LOCATION);
  99                         }
 100 */
 101
 102         }
 103
 104         return new EXIParameters(options);
 105     }
 106
 107     public final EXIOptions getOptions() {
 108         return options;
 109     }
 110 }