/**
* Encodes this entry using the V3 encoding.
*
* @param buffer The buffer to encode into.
* @throws DirectoryException If a problem occurs while attempting to encode the entry.
*/
private void encodeV1(Entry entry, ByteStringBuilder buffer) throws DirectoryException {
// The version number will be one byte.
buffer.appendByte(0x01);
// TODO: Can we encode the DN directly into buffer?
byte[] dnBytes = getBytes(entry.getName().toString());
buffer.appendBERLength(dnBytes.length);
buffer.appendBytes(dnBytes);
// Encode number of OCs and 0 terminated names.
int i = 1;
ByteStringBuilder bsb = new ByteStringBuilder();
for (String ocName : entry.getObjectClasses().values()) {
bsb.appendUtf8(ocName);
if (i < entry.getObjectClasses().values().size()) {
bsb.appendByte(0x00);
}
i++;
}
buffer.appendBERLength(bsb.length());
buffer.appendBytes(bsb);
// Encode the user attributes in the appropriate manner.
encodeV1Attributes(buffer, entry.getUserAttributes());
// The operational attributes will be encoded in the same way as
// the user attributes.
encodeV1Attributes(buffer, entry.getOperationalAttributes());
}
/**
* Test entry.
*
* @throws Exception If the test failed unexpectedly.
*/
@Test
public void testEntryToAndFromDatabase() throws Exception {
ensureServerIsUpAndRunning();
// Convert the test LDIF string to a byte array
byte[] originalLDIFBytes = StaticUtils.getBytes(ldifString);
try (final LDIFReader reader =
new LDIFReader(new LDIFImportConfig(new ByteArrayInputStream(originalLDIFBytes)))) {
Entry entryBefore, entryAfter;
while ((entryBefore = reader.readEntry(false)) != null) {
ByteString bytes =
ID2Entry.entryToDatabase(entryBefore, new DataConfig(false, false, null));
entryAfter =
ID2Entry.entryFromDatabase(bytes, DirectoryServer.getDefaultCompressedSchema());
// check DN and number of attributes
assertEquals(entryBefore.getAttributes().size(), entryAfter.getAttributes().size());
assertEquals(entryBefore.getName(), entryAfter.getName());
// check the object classes were not changed
for (String ocBefore : entryBefore.getObjectClasses().values()) {
ObjectClass objectClass = DirectoryServer.getObjectClass(ocBefore.toLowerCase());
if (objectClass == null) {
objectClass = DirectoryServer.getDefaultObjectClass(ocBefore);
}
String ocAfter = entryAfter.getObjectClasses().get(objectClass);
assertEquals(ocBefore, ocAfter);
}
// check the user attributes were not changed
for (AttributeType attrType : entryBefore.getUserAttributes().keySet()) {
List<Attribute> listBefore = entryBefore.getAttribute(attrType);
List<Attribute> listAfter = entryAfter.getAttribute(attrType);
assertThat(listBefore).hasSameSizeAs(listAfter);
for (Attribute attrBefore : listBefore) {
boolean found = false;
for (Attribute attrAfter : listAfter) {
if (attrAfter.optionsEqual(attrBefore.getOptions())) {
// Found the corresponding attribute
assertEquals(attrBefore, attrAfter);
found = true;
}
}
assertTrue(found);
}
}
}
}
}
/**
* Encodes this entry using the V3 encoding.
*
* @param buffer The buffer to encode into.
* @throws DirectoryException If a problem occurs while attempting to encode the entry.
*/
private void encodeV2(Entry entry, ByteStringBuilder buffer, EntryEncodeConfig config)
throws DirectoryException {
// The version number will be one byte.
buffer.appendByte(0x02);
// Get the encoded respresentation of the config.
config.encode(buffer);
// If we should include the DN, then it will be encoded as a
// one-to-five byte length followed by the UTF-8 byte
// representation.
if (!config.excludeDN()) {
// TODO: Can we encode the DN directly into buffer?
byte[] dnBytes = getBytes(entry.getName().toString());
buffer.appendBERLength(dnBytes.length);
buffer.appendBytes(dnBytes);
}
// Encode the object classes in the appropriate manner.
if (config.compressObjectClassSets()) {
config.getCompressedSchema().encodeObjectClasses(buffer, entry.getObjectClasses());
} else {
// Encode number of OCs and 0 terminated names.
int i = 1;
ByteStringBuilder bsb = new ByteStringBuilder();
for (String ocName : entry.getObjectClasses().values()) {
bsb.appendUtf8(ocName);
if (i < entry.getObjectClasses().values().size()) {
bsb.appendByte(0x00);
}
i++;
}
buffer.appendBERLength(bsb.length());
buffer.appendBytes(bsb);
}
// Encode the user attributes in the appropriate manner.
encodeV2Attributes(buffer, entry.getUserAttributes(), config);
// The operational attributes will be encoded in the same way as
// the user attributes.
encodeV2Attributes(buffer, entry.getOperationalAttributes(), config);
}