yang/yang-parser-impl/src/main/java/org/opendaylight/yangtools/yang/parser/stmt/rfc6020/YinStatementSourceImpl.java

   1 /*
   2  * Copyright (c) 2015 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
   9 package org.opendaylight.yangtools.yang.parser.stmt.rfc6020;
  10
  11 import com.google.common.base.Throwables;
  12 import com.google.common.collect.ForwardingObject;
  13 import com.google.common.io.ByteSource;
  14 import com.google.common.io.ByteStreams;
  15 import com.google.common.io.Files;
  16 import java.io.File;
  17 import java.io.InputStream;
  18 import org.opendaylight.yangtools.yang.model.repo.api.SourceIdentifier;
  19 import org.opendaylight.yangtools.yang.model.repo.api.YinDomSchemaSource;
  20 import org.opendaylight.yangtools.yang.model.repo.api.YinTextSchemaSource;
  21 import org.opendaylight.yangtools.yang.parser.rfc6020.repo.YinStatementStreamSource;
  22 import org.opendaylight.yangtools.yang.parser.rfc6020.repo.YinTextToDomTransformer;
  23 import org.opendaylight.yangtools.yang.parser.spi.source.PrefixToModule;
  24 import org.opendaylight.yangtools.yang.parser.spi.source.QNameToStatementDefinition;
  25 import org.opendaylight.yangtools.yang.parser.spi.source.StatementStreamSource;
  26 import org.opendaylight.yangtools.yang.parser.spi.source.StatementWriter;
  27
  28 /**
  29  *
  30  * This class represents implementation of StatementStreamSource
  31  * in order to emit YIN statements using supplied StatementWriter
  32  *
  33  * @deprecated Scheduled for removal. Use {@link YinStatementStreamSource} instead.
  34  */
  35 @Deprecated
  36 public final class YinStatementSourceImpl extends ForwardingObject implements StatementStreamSource {
  37     private final StatementStreamSource delegate;
  38
  39     private YinStatementSourceImpl(final YinDomSchemaSource source) {
  40         this.delegate = YinStatementStreamSource.create(source);
  41     }
  42
  43     @Override
  44     public StatementStreamSource delegate() {
  45         return delegate;
  46     }
  47
  48     public YinStatementSourceImpl(final InputStream inputStream) {
  49         this(newStreamSource(inputStream));
  50     }
  51
  52     private static YinDomSchemaSource newStreamSource(final InputStream inputStream) {
  53         final SourceIdentifier id = YinTextSchemaSource.identifierFromFilename(inputStream.toString());
  54
  55         try {
  56             final YinTextSchemaSource text = YinTextSchemaSource.delegateForByteSource(id,
  57                 ByteSource.wrap(ByteStreams.toByteArray(inputStream)));
  58             return YinTextToDomTransformer.TRANSFORMATION.apply(text).get();
  59         } catch (Exception e) {
  60             throw Throwables.propagate(e);
  61         }
  62     }
  63
  64     private static YinDomSchemaSource newStreamSource(final String fileName, final boolean isAbsolute) {
  65         try {
  66             final File file;
  67             if (isAbsolute) {
  68                 file = new File(fileName);
  69             } else {
  70                 file = new File(YinStatementSourceImpl.class.getResource(fileName).toURI());
  71             }
  72
  73             final YinTextSchemaSource text = YinTextSchemaSource.delegateForByteSource(
  74                 YinTextSchemaSource.identifierFromFilename(file.getName()), Files.asByteSource(file));
  75
  76             return YinTextToDomTransformer.TRANSFORMATION.apply(text).get();
  77         } catch (Exception e) {
  78             throw Throwables.propagate(e);
  79         }
  80     }
  81
  82     public YinStatementSourceImpl(final String fileName, final boolean isAbsolute) {
  83         this(newStreamSource(fileName, isAbsolute));
  84     }
  85
  86     @Override
  87     public void writePreLinkage(final StatementWriter writer, final QNameToStatementDefinition stmtDef) {
  88         delegate.writePreLinkage(writer, stmtDef);
  89     }
  90
  91     @Override
  92     public void writeLinkage(final StatementWriter writer, final QNameToStatementDefinition stmtDef,
  93             final PrefixToModule preLinkagePrefixes) {
  94         delegate.writeLinkage(writer, stmtDef, preLinkagePrefixes);
  95
  96     }
  97
  98     @Override
  99     public void writeLinkageAndStatementDefinitions(final StatementWriter writer, final QNameToStatementDefinition stmtDef,
 100             final PrefixToModule prefixes) {
 101         delegate.writeLinkageAndStatementDefinitions(writer, stmtDef, prefixes);
 102     }
 103
 104     @Override
 105     public void writeFull(final StatementWriter writer, final QNameToStatementDefinition stmtDef,
 106             final PrefixToModule prefixes) {
 107         delegate().writeFull(writer, stmtDef, prefixes);
 108     }
 109
 110
 111 }