/*
* 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.yangtools.yang.data.codec.gson;
import com.google.common.base.Preconditions;
import com.google.gson.stream.JsonWriter;
import java.io.IOException;
import java.net.URI;
import javax.annotation.Nonnull;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.data.util.AbstractModuleStringInstanceIdentifierCodec;
import org.opendaylight.yangtools.yang.data.util.DataSchemaContextTree;
import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
import org.opendaylight.yangtools.yang.model.api.LeafSchemaNode;
import org.opendaylight.yangtools.yang.model.api.Module;
import org.opendaylight.yangtools.yang.model.api.SchemaContext;
final class JSONStringInstanceIdentifierCodec extends AbstractModuleStringInstanceIdentifierCodec
implements JSONCodec<YangInstanceIdentifier> {
private final DataSchemaContextTree dataContextTree;
private final JSONCodecFactory codecFactory;
private final SchemaContext context;
JSONStringInstanceIdentifierCodec(final SchemaContext context, final JSONCodecFactory jsonCodecFactory) {
this.context = Preconditions.checkNotNull(context);
this.dataContextTree = DataSchemaContextTree.from(context);
this.codecFactory = Preconditions.checkNotNull(jsonCodecFactory);
}
@Override
protected Module moduleForPrefix(@Nonnull final String prefix) {
return context.findModuleByName(prefix, null);
}
@Override
protected String prefixForNamespace(@Nonnull final URI namespace) {
final Module module = context.findModuleByNamespaceAndRevision(namespace, null);
return module == null ? null : module.getName();
}
@Nonnull
@Override
protected DataSchemaContextTree getDataContextTree() {
return dataContextTree;
}
@Override
protected Object deserializeKeyValue(final DataSchemaNode schemaNode, final String value) {
Preconditions.checkNotNull(schemaNode, "schemaNode cannot be null");
Preconditions.checkArgument(schemaNode instanceof LeafSchemaNode, "schemaNode must be of type LeafSchemaNode");
final JSONCodec<?> objectJSONCodec = codecFactory.codecFor((LeafSchemaNode) schemaNode);
return objectJSONCodec.parseValue(null, value);
}
@Override
public Class<YangInstanceIdentifier> getDataType() {
return YangInstanceIdentifier.class;
}
@Override
public YangInstanceIdentifier parseValue(final Object ctx, final String str) {
return deserialize(str);
}
@Override
public void writeValue(final JsonWriter ctx, final YangInstanceIdentifier value) throws IOException {
ctx.value(serialize(value));
}
}