/*
+ * Copyright (c) 2014, 2015 Cisco Systems, Inc. and others. All rights reserved.
*
- * 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
- *
+ * 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.controller.cluster.datastore.node.utils.stream;
import com.google.common.base.Preconditions;
import com.google.common.base.Strings;
import java.io.DataInput;
-import java.io.DataInputStream;
import java.io.IOException;
-import java.io.InputStream;
+import java.io.StringReader;
import java.math.BigDecimal;
import java.math.BigInteger;
+import java.nio.charset.StandardCharsets;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.ParserConfigurationException;
import javax.xml.transform.dom.DOMSource;
import org.opendaylight.controller.cluster.datastore.node.utils.QNameFactory;
import org.opendaylight.yangtools.yang.common.QName;
import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.NormalizedNodeContainerBuilder;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
+import org.w3c.dom.Element;
+import org.xml.sax.InputSource;
+import org.xml.sax.SAXException;
/**
* NormalizedNodeInputStreamReader reads the byte stream and constructs the normalized node including its children nodes.
*
*/
-public class NormalizedNodeInputStreamReader implements NormalizedNodeStreamReader {
+public class NormalizedNodeInputStreamReader implements NormalizedNodeDataInput {
private static final Logger LOG = LoggerFactory.getLogger(NormalizedNodeInputStreamReader.class);
private NormalizedNodeAttrBuilder<YangInstanceIdentifier.NodeIdentifier,
Object, LeafNode<Object>> leafBuilder;
- private NormalizedNodeAttrBuilder<NodeWithValue, Object,
- LeafSetEntryNode<Object>> leafSetEntryBuilder;
+ private NormalizedNodeAttrBuilder<NodeWithValue, Object, LeafSetEntryNode<Object>> leafSetEntryBuilder;
private final StringBuilder reusableStringBuilder = new StringBuilder(50);
private boolean readSignatureMarker = true;
- public NormalizedNodeInputStreamReader(InputStream stream) throws IOException {
- Preconditions.checkNotNull(stream);
- input = new DataInputStream(stream);
+ /**
+ * @deprecated Use {@link NormalizedNodeInputOutput#newDataInput(DataInput)} instead.
+ */
+ @Deprecated
+ public NormalizedNodeInputStreamReader(final DataInput input) {
+ this(input, false);
}
- public NormalizedNodeInputStreamReader(DataInput input) {
+ NormalizedNodeInputStreamReader(final DataInput input, final boolean versionChecked) {
this.input = Preconditions.checkNotNull(input);
+ readSignatureMarker = !versionChecked;
}
@Override
if(readSignatureMarker) {
readSignatureMarker = false;
- byte marker = input.readByte();
- if(marker != NormalizedNodeOutputStreamWriter.SIGNATURE_MARKER) {
+ final byte marker = input.readByte();
+ if (marker != TokenTypes.SIGNATURE_MARKER) {
throw new InvalidNormalizedNodeStreamException(String.format(
"Invalid signature marker: %d", marker));
}
- input.readShort(); // read the version - not currently used/needed.
+ final short version = input.readShort();
+ if (version != TokenTypes.LITHIUM_VERSION) {
+ throw new InvalidNormalizedNodeStreamException(String.format("Unhandled stream version %s", version));
+ }
}
}
withNodeIdentifier(augIdentifier)).build();
case NodeTypes.LEAF_SET_ENTRY_NODE :
+ QName name = lastLeafSetQName;
+ if(name == null) {
+ name = readQName();
+ }
+
Object value = readObject();
- NodeWithValue leafIdentifier = new NodeWithValue(lastLeafSetQName, value);
+ NodeWithValue<Object> leafIdentifier = new NodeWithValue<>(name, value);
LOG.debug("Reading leaf set entry node {}, value {}", leafIdentifier, value);
return leafSetEntryBuilder;
}
- private NormalizedNode<?, ?> readNodeIdentifierDependentNode(byte nodeType, NodeIdentifier identifier)
+ private NormalizedNode<?, ?> readNodeIdentifierDependentNode(final byte nodeType, final NodeIdentifier identifier)
throws IOException {
switch(nodeType) {
case NodeTypes.ANY_XML_NODE :
LOG.debug("Read xml node");
- return Builders.anyXmlBuilder().withValue((DOMSource) readObject()).build();
+ return Builders.anyXmlBuilder().withNodeIdentifier(identifier).withValue(readDOMSource()).build();
case NodeTypes.MAP_NODE :
LOG.debug("Read map node {}", identifier);
return addLeafSetChildren(identifier.getNodeType(),
Builders.leafSetBuilder().withNodeIdentifier(identifier)).build();
+ case NodeTypes.ORDERED_LEAF_SET:
+ LOG.debug("Read ordered leaf set node {}", identifier);
+ ListNodeBuilder<Object, LeafSetEntryNode<Object>> orderedLeafSetBuilder =
+ Builders.orderedLeafSetBuilder().withNodeIdentifier(identifier);
+ orderedLeafSetBuilder = addLeafSetChildren(identifier.getNodeType(), orderedLeafSetBuilder);
+ return orderedLeafSetBuilder.build();
+
default :
return null;
}
}
+ private DOMSource readDOMSource() throws IOException {
+ String xml = readObject().toString();
+ try {
+ DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
+ factory.setNamespaceAware(true);
+ Element node = factory.newDocumentBuilder().parse(
+ new InputSource(new StringReader(xml))).getDocumentElement();
+ return new DOMSource(node);
+ } catch (SAXException | ParserConfigurationException e) {
+ throw new IOException("Error parsing XML: " + xml, e);
+ }
+ }
+
private QName readQName() throws IOException {
// Read in the same sequence of writing
String localName = readCodedString();
private String readCodedString() throws IOException {
byte valueType = input.readByte();
- if(valueType == NormalizedNodeOutputStreamWriter.IS_CODE_VALUE) {
+ if(valueType == TokenTypes.IS_CODE_VALUE) {
return codedStringMap.get(input.readInt());
- } else if(valueType == NormalizedNodeOutputStreamWriter.IS_STRING_VALUE) {
+ } else if(valueType == TokenTypes.IS_STRING_VALUE) {
String value = input.readUTF().intern();
codedStringMap.put(Integer.valueOf(codedStringMap.size()), value);
return value;
case ValueTypes.STRING_TYPE :
return input.readUTF();
+ case ValueTypes.STRING_BYTES_TYPE:
+ return readStringBytes();
+
case ValueTypes.BIG_DECIMAL_TYPE :
return new BigDecimal(input.readUTF());
}
}
+ private String readStringBytes() throws IOException {
+ byte[] bytes = new byte[input.readInt()];
+ input.readFully(bytes);
+ return new String(bytes, StandardCharsets.UTF_8);
+ }
+
+ @Override
public YangInstanceIdentifier readYangInstanceIdentifier() throws IOException {
readSignatureMarkerAndVersionIfNeeded();
return readYangInstanceIdentifierInternal();
return children;
}
+ @Override
public PathArgument readPathArgument() throws IOException {
// read Type
int type = input.readByte();
return new NodeIdentifierWithPredicates(readQName(), readKeyValueMap());
case PathArgumentTypes.NODE_IDENTIFIER_WITH_VALUE :
- return new NodeWithValue(readQName(), readObject());
+ return new NodeWithValue<>(readQName(), readObject());
default :
return null;
}
@SuppressWarnings("unchecked")
- private ListNodeBuilder<Object, LeafSetEntryNode<Object>> addLeafSetChildren(QName nodeType,
- ListNodeBuilder<Object, LeafSetEntryNode<Object>> builder) throws IOException {
+ private ListNodeBuilder<Object, LeafSetEntryNode<Object>> addLeafSetChildren(final QName nodeType,
+ final ListNodeBuilder<Object, LeafSetEntryNode<Object>> builder) throws IOException {
LOG.debug("Reading children of leaf set");
@SuppressWarnings({ "unchecked", "rawtypes" })
private NormalizedNodeContainerBuilder addDataContainerChildren(
- NormalizedNodeContainerBuilder builder) throws IOException {
+ final NormalizedNodeContainerBuilder builder) throws IOException {
LOG.debug("Reading data container (leaf nodes) nodes");
NormalizedNode<?, ?> child = readNormalizedNodeInternal();
}
return builder;
}
+
+ @Override
+ public void readFully(final byte[] b) throws IOException {
+ readSignatureMarkerAndVersionIfNeeded();
+ input.readFully(b);
+ }
+
+ @Override
+ public void readFully(final byte[] b, final int off, final int len) throws IOException {
+ readSignatureMarkerAndVersionIfNeeded();
+ input.readFully(b, off, len);
+ }
+
+ @Override
+ public int skipBytes(final int n) throws IOException {
+ readSignatureMarkerAndVersionIfNeeded();
+ return input.skipBytes(n);
+ }
+
+ @Override
+ public boolean readBoolean() throws IOException {
+ readSignatureMarkerAndVersionIfNeeded();
+ return input.readBoolean();
+ }
+
+ @Override
+ public byte readByte() throws IOException {
+ readSignatureMarkerAndVersionIfNeeded();
+ return input.readByte();
+ }
+
+ @Override
+ public int readUnsignedByte() throws IOException {
+ readSignatureMarkerAndVersionIfNeeded();
+ return input.readUnsignedByte();
+ }
+
+ @Override
+ public short readShort() throws IOException {
+ readSignatureMarkerAndVersionIfNeeded();
+ return input.readShort();
+ }
+
+ @Override
+ public int readUnsignedShort() throws IOException {
+ readSignatureMarkerAndVersionIfNeeded();
+ return input.readUnsignedShort();
+ }
+
+ @Override
+ public char readChar() throws IOException {
+ readSignatureMarkerAndVersionIfNeeded();
+ return input.readChar();
+ }
+
+ @Override
+ public int readInt() throws IOException {
+ readSignatureMarkerAndVersionIfNeeded();
+ return input.readInt();
+ }
+
+ @Override
+ public long readLong() throws IOException {
+ readSignatureMarkerAndVersionIfNeeded();
+ return input.readLong();
+ }
+
+ @Override
+ public float readFloat() throws IOException {
+ readSignatureMarkerAndVersionIfNeeded();
+ return input.readFloat();
+ }
+
+ @Override
+ public double readDouble() throws IOException {
+ readSignatureMarkerAndVersionIfNeeded();
+ return input.readDouble();
+ }
+
+ @Override
+ public String readLine() throws IOException {
+ readSignatureMarkerAndVersionIfNeeded();
+ return input.readLine();
+ }
+
+ @Override
+ public String readUTF() throws IOException {
+ readSignatureMarkerAndVersionIfNeeded();
+ return input.readUTF();
+ }
}