*/
package org.opendaylight.yangtools.yang.data.codec.binfmt;
-import com.google.common.annotations.Beta;
import java.io.DataInput;
import java.io.IOException;
import java.util.Optional;
import org.eclipse.jdt.annotation.NonNull;
-import org.opendaylight.yangtools.yang.common.QName.QNameAwareDataInput;
+import org.opendaylight.yangtools.concepts.Either;
+import org.opendaylight.yangtools.yang.common.QNameAwareDataInput;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeStreamWriter;
import org.opendaylight.yangtools.yang.data.api.schema.stream.ReusableStreamReceiver;
import org.opendaylight.yangtools.yang.data.impl.schema.ReusableImmutableNormalizedNodeStreamWriter;
-import org.opendaylight.yangtools.yang.model.api.SchemaPath;
import org.opendaylight.yangtools.yang.model.api.stmt.SchemaNodeIdentifier;
/**
* Interface for reading {@link NormalizedNode}s, {@link YangInstanceIdentifier}s, {@link PathArgument}s
- * and {@link SchemaPath}s.
+ * and {@link SchemaNodeIdentifier}s.
*/
-@Beta
public interface NormalizedNodeDataInput extends QNameAwareDataInput {
/**
* Interpret current stream position as a NormalizedNode, stream its events into a NormalizedNodeStreamWriter.
* @param writer Writer to emit events to
* @throws IOException if an error occurs
* @throws IllegalStateException if the dictionary has been detached
- * @throws NullPointerException if {@code writer} is null
+ * @throws NullPointerException if {@code writer} is {@code null}
*/
void streamNormalizedNode(NormalizedNodeStreamWriter writer) throws IOException;
* @return Next node from the stream, or null if end of stream has been reached.
* @throws IOException if an error occurs
* @throws IllegalStateException if the dictionary has been detached
+ * @throws NullPointerException if {@code receiver} is {@code null}
*/
default NormalizedNode readNormalizedNode(final ReusableStreamReceiver receiver) throws IOException {
try {
streamNormalizedNode(receiver);
- return receiver.getResult();
+ return receiver.getResult().data();
} finally {
receiver.reset();
}
}
- YangInstanceIdentifier readYangInstanceIdentifier() throws IOException;
+ /**
+ * Read a {@link YangInstanceIdentifier} from the reader.
+ *
+ * @return A YangInstanceIdentifier
+ * @throws IOException if an error occurs
+ */
+ @NonNull YangInstanceIdentifier readYangInstanceIdentifier() throws IOException;
- PathArgument readPathArgument() throws IOException;
+ /**
+ * Read a {@link PathArgument} from the reader.
+ *
+ * @return A PathArgument
+ * @throws IOException if an error occurs
+ */
+ default @NonNull PathArgument readPathArgument() throws IOException {
+ final var legacy = readLegacyPathArgument();
+ if (legacy.isFirst()) {
+ return legacy.getFirst();
+ }
+ throw new InvalidNormalizedNodeStreamException(legacy.getSecond() + " does not have a representation");
+ }
- @Deprecated(forRemoval = true)
- SchemaPath readSchemaPath() throws IOException;
+ /**
+ * Read a {@link PathArgument} or a {@link LegacyPathArgument} from the reader.
+ *
+ * @return {@link Either} a {@link PathArgument} or a {@link LegacyPathArgument}
+ * @throws IOException if an error occurs
+ */
+ @Deprecated(since = "11.0.0")
+ @NonNull Either<PathArgument, LegacyPathArgument> readLegacyPathArgument() throws IOException;
- SchemaNodeIdentifier readSchemaNodeIdentifier() throws IOException;
+ @NonNull SchemaNodeIdentifier readSchemaNodeIdentifier() throws IOException;
/**
* Return the version of the underlying input stream.
* @return Stream version
* @throws IOException if the version cannot be ascertained
*/
- NormalizedNodeStreamVersion getVersion() throws IOException;
+ @NonNull NormalizedNodeStreamVersion getVersion() throws IOException;
default Optional<NormalizedNode> readOptionalNormalizedNode() throws IOException {
return readBoolean() ? Optional.of(readNormalizedNode()) : Optional.empty();
* @return a new {@link NormalizedNodeDataInput} instance
* @throws InvalidNormalizedNodeStreamException if the stream version is not supported
* @throws IOException if an error occurs reading from the input
+ * @throws NullPointerException if {@code input} is {@code null}
*/
static @NonNull NormalizedNodeDataInput newDataInput(final @NonNull DataInput input) throws IOException {
return new VersionedNormalizedNodeDataInput(input).delegate();
* @return a new {@link NormalizedNodeDataInput} instance
* @deprecated Use {@link #newDataInput(DataInput)} instead.
*/
- @Deprecated(forRemoval = true)
+ @Deprecated(since = "5.0.0", forRemoval = true)
static @NonNull NormalizedNodeDataInput newDataInputWithoutValidation(final @NonNull DataInput input) {
return new VersionedNormalizedNodeDataInput(input);
}