parser/yang-parser-impl/src/test/java/org/opendaylight/yangtools/yang/parser/repo/SettableSchemaProvider.java

   1 /*
   2  * Copyright (c) 2014 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.repo;
  10
  11 import com.google.common.util.concurrent.ListenableFuture;
  12 import com.google.common.util.concurrent.SettableFuture;
  13 import org.opendaylight.yangtools.yang.model.api.source.SourceIdentifier;
  14 import org.opendaylight.yangtools.yang.model.api.source.SourceRepresentation;
  15 import org.opendaylight.yangtools.yang.model.repo.spi.PotentialSchemaSource;
  16 import org.opendaylight.yangtools.yang.model.repo.spi.SchemaSourceProvider;
  17 import org.opendaylight.yangtools.yang.model.repo.spi.SchemaSourceRegistry;
  18
  19 class SettableSchemaProvider<T extends SourceRepresentation> implements SchemaSourceProvider<T> {
  20
  21     private final SettableFuture<T> future = SettableFuture.create();
  22     private final T schemaSourceRepresentation;
  23     private final PotentialSchemaSource<T> potentialSchemaSource;
  24
  25     SettableSchemaProvider(final T schemaSourceRepresentation, final SourceIdentifier sourceIdentifier,
  26             final Class<T> representation, final int cost) {
  27         this.schemaSourceRepresentation = schemaSourceRepresentation;
  28         potentialSchemaSource = PotentialSchemaSource.create(sourceIdentifier, representation, cost);
  29     }
  30
  31     public static <T extends SourceRepresentation> SettableSchemaProvider<T> createRemote(
  32             final T schemaSourceRepresentation, final Class<T> representation) {
  33         return new SettableSchemaProvider<>(schemaSourceRepresentation, schemaSourceRepresentation.sourceId(),
  34                 representation, PotentialSchemaSource.Costs.REMOTE_IO.getValue());
  35     }
  36
  37     public static <T extends SourceRepresentation> SettableSchemaProvider<T> createImmediate(
  38             final T schemaSourceRepresentation, final Class<T> representation) {
  39         return new SettableSchemaProvider<>(schemaSourceRepresentation, schemaSourceRepresentation.sourceId(),
  40                 representation, PotentialSchemaSource.Costs.IMMEDIATE.getValue());
  41     }
  42
  43     @Override
  44     public ListenableFuture<T> getSource(final SourceIdentifier sourceIdentifier) {
  45         return future;
  46     }
  47
  48     public T getSchemaSourceRepresentation() {
  49         return schemaSourceRepresentation;
  50     }
  51
  52     public SourceIdentifier getId() {
  53         return schemaSourceRepresentation.sourceId();
  54     }
  55
  56     public void setResult() {
  57         future.set(schemaSourceRepresentation);
  58     }
  59
  60     public void setException(final Throwable ex) {
  61         future.setException(ex);
  62     }
  63
  64     public void register(final SchemaSourceRegistry repo) {
  65         repo.registerSchemaSource(this, potentialSchemaSource);
  66     }
  67 }