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Moved PrivateGroupFactory to clients package.

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This commit is contained in:
akwizgran
2016-02-29 14:07:30 +00:00
parent 2e7df53dba
commit 640f5484e0
9 changed files with 21 additions and 16 deletions
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2
briar-core/src/org/briarproject/clients/ClientsModule.java
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@@ -3,11 +3,13 @@ package org.briarproject.clients;
import com.google.inject.AbstractModule;
import org.briarproject.api.clients.ClientHelper;
import org.briarproject.api.clients.PrivateGroupFactory;
public class ClientsModule extends AbstractModule {
@Override
protected void configure() {
bind(ClientHelper.class).to(ClientHelperImpl.class);
bind(PrivateGroupFactory.class).to(PrivateGroupFactoryImpl.class);
}
}

57
briar-core/src/org/briarproject/clients/PrivateGroupFactoryImpl.java Normal file
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@@ -0,0 +1,57 @@
package org.briarproject.clients;
import com.google.inject.Inject;
import org.briarproject.api.Bytes;
import org.briarproject.api.clients.PrivateGroupFactory;
import org.briarproject.api.contact.Contact;
import org.briarproject.api.data.BdfWriter;
import org.briarproject.api.data.BdfWriterFactory;
import org.briarproject.api.identity.AuthorId;
import org.briarproject.api.sync.ClientId;
import org.briarproject.api.sync.Group;
import org.briarproject.api.sync.GroupFactory;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
class PrivateGroupFactoryImpl implements PrivateGroupFactory {
private final GroupFactory groupFactory;
private final BdfWriterFactory bdfWriterFactory;
@Inject
PrivateGroupFactoryImpl(GroupFactory groupFactory,
BdfWriterFactory bdfWriterFactory) {
this.groupFactory = groupFactory;
this.bdfWriterFactory = bdfWriterFactory;
}
@Override
public Group createPrivateGroup(ClientId clientId, Contact contact) {
AuthorId local = contact.getLocalAuthorId();
AuthorId remote = contact.getAuthor().getId();
byte[] descriptor = createGroupDescriptor(local, remote);
return groupFactory.createGroup(clientId, descriptor);
}
private byte[] createGroupDescriptor(AuthorId local, AuthorId remote) {
ByteArrayOutputStream out = new ByteArrayOutputStream();
BdfWriter w = bdfWriterFactory.createWriter(out);
try {
w.writeListStart();
if (Bytes.COMPARATOR.compare(local, remote) < 0) {
w.writeRaw(local.getBytes());
w.writeRaw(remote.getBytes());
} else {
w.writeRaw(remote.getBytes());
w.writeRaw(local.getBytes());
}
w.writeListEnd();
} catch (IOException e) {
// Shouldn't happen with ByteArrayOutputStream
throw new RuntimeException(e);
}
return out.toByteArray();
}
}