yang/yang-parser-impl/src/main/java/org/opendaylight/yangtools/yang/parser/stmt/reactor/CrossSourceStatementReactor.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 package org.opendaylight.yangtools.yang.parser.stmt.reactor;
   9
  10 import com.google.common.collect.ImmutableMap;
  11 import com.google.common.io.ByteSource;
  12 import java.io.IOException;
  13 import java.io.InputStream;
  14 import java.util.Collection;
  15 import java.util.EnumMap;
  16 import java.util.List;
  17 import java.util.Map;
  18 import java.util.function.Predicate;
  19 import org.opendaylight.yangtools.yang.common.QName;
  20 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
  21 import org.opendaylight.yangtools.yang.model.repo.api.IfFeaturePredicates;
  22 import org.opendaylight.yangtools.yang.model.repo.api.StatementParserMode;
  23 import org.opendaylight.yangtools.yang.parser.spi.meta.ModelProcessingPhase;
  24 import org.opendaylight.yangtools.yang.parser.spi.meta.ReactorException;
  25 import org.opendaylight.yangtools.yang.parser.spi.meta.StatementSupportBundle;
  26 import org.opendaylight.yangtools.yang.parser.spi.source.StatementStreamSource;
  27 import org.opendaylight.yangtools.yang.parser.spi.validation.ValidationBundlesNamespace.ValidationBundleType;
  28 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.YangStatementSourceImpl;
  29 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.effective.EffectiveSchemaContext;
  30
  31 public class CrossSourceStatementReactor {
  32
  33     private final Map<ModelProcessingPhase, StatementSupportBundle> supportedTerminology;
  34     private final Map<ValidationBundleType, Collection<?>> supportedValidation;
  35
  36     CrossSourceStatementReactor(final Map<ModelProcessingPhase, StatementSupportBundle> supportedTerminology) {
  37         this.supportedTerminology = ImmutableMap.copyOf(supportedTerminology);
  38         this.supportedValidation = ImmutableMap.of();
  39     }
  40
  41     CrossSourceStatementReactor(final Map<ModelProcessingPhase, StatementSupportBundle> supportedTerminology,
  42             final Map<ValidationBundleType, Collection<?>> supportedValidation) {
  43         this.supportedTerminology = ImmutableMap.copyOf(supportedTerminology);
  44         this.supportedValidation = ImmutableMap.copyOf(supportedValidation);
  45     }
  46
  47     public static Builder builder() {
  48         return new Builder();
  49     }
  50
  51     public final BuildAction newBuild() {
  52         return newBuild(StatementParserMode.DEFAULT_MODE, IfFeaturePredicates.ALL_FEATURES);
  53     }
  54
  55     public final BuildAction newBuild(final Predicate<QName> isFeatureSupported) {
  56         return new BuildAction(StatementParserMode.DEFAULT_MODE, isFeatureSupported);
  57     }
  58
  59     public final BuildAction newBuild(final StatementParserMode statementParserMode) {
  60         return new BuildAction(statementParserMode, IfFeaturePredicates.ALL_FEATURES);
  61     }
  62
  63     public final BuildAction newBuild(final StatementParserMode statementParserMode,
  64             final Predicate<QName> isFeatureSupported) {
  65         return new BuildAction(statementParserMode, isFeatureSupported);
  66     }
  67
  68     public static class Builder implements org.opendaylight.yangtools.concepts.Builder<CrossSourceStatementReactor> {
  69
  70         final Map<ModelProcessingPhase, StatementSupportBundle> bundles = new EnumMap<>(ModelProcessingPhase.class);
  71         final Map<ValidationBundleType, Collection<?>> validationBundles = new EnumMap<>(ValidationBundleType.class);
  72
  73         public Builder setBundle(final ModelProcessingPhase phase, final StatementSupportBundle bundle) {
  74             bundles.put(phase, bundle);
  75             return this;
  76         }
  77
  78         public Builder setValidationBundle(final ValidationBundleType type, final Collection<?> validationBundle) {
  79             validationBundles.put(type, validationBundle);
  80             return this;
  81         }
  82
  83         @Override
  84         public CrossSourceStatementReactor build() {
  85             return new CrossSourceStatementReactor(bundles, validationBundles);
  86         }
  87     }
  88
  89     public class BuildAction {
  90         private final BuildGlobalContext context;
  91
  92         public BuildAction() {
  93             this(StatementParserMode.DEFAULT_MODE, IfFeaturePredicates.ALL_FEATURES);
  94         }
  95
  96         public BuildAction(final StatementParserMode statementParserMode) {
  97             this(statementParserMode, IfFeaturePredicates.ALL_FEATURES);
  98         }
  99
 100         public BuildAction(final Predicate<QName> isFeatureSupported) {
 101             this(StatementParserMode.DEFAULT_MODE, isFeatureSupported);
 102         }
 103
 104         public BuildAction(final StatementParserMode statementParserMode, final Predicate<QName> isFeatureSupported) {
 105             this.context = new BuildGlobalContext(supportedTerminology, supportedValidation, statementParserMode,
 106                     isFeatureSupported);
 107         }
 108
 109         public void addSource(final StatementStreamSource source) {
 110             context.addSource(source);
 111         }
 112
 113         public void addSources(final StatementStreamSource... sources) {
 114             for (final StatementStreamSource source : sources) {
 115                 context.addSource(source);
 116             }
 117         }
 118
 119         /**
 120          * @throws org.opendaylight.yangtools.yang.parser.spi.source.SourceException
 121          * @throws ReactorException
 122          */
 123         public EffectiveModelContext build() throws ReactorException {
 124             return context.build();
 125         }
 126
 127         public EffectiveSchemaContext buildEffective() throws ReactorException {
 128             return context.buildEffective();
 129         }
 130
 131         public SchemaContext buildEffective(final Collection<ByteSource> yangByteSources) throws ReactorException,
 132                 IOException {
 133             for (final ByteSource yangByteSource : yangByteSources) {
 134                 addSource(new YangStatementSourceImpl(yangByteSource.openStream()));
 135             }
 136
 137             return buildEffective();
 138         }
 139
 140         public SchemaContext buildEffective(final List<InputStream> yangInputStreams) throws ReactorException {
 141             for (final InputStream yangInputStream : yangInputStreams) {
 142                 addSource(new YangStatementSourceImpl(yangInputStream));
 143             }
 144
 145             return buildEffective();
 146         }
 147     }
 148 }