Initial commit with new directory structure.

api/.gitignore

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+/build

api/build.xml

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+<project name='api' default='compile'>
+	<import file='../build-common.xml'/>
+</project>

api/net/sf/briar/api/crypto/Password.java

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+package net.sf.briar.api.crypto;
+
+public interface Password {
+
+	char[] getPassword();
+}

api/net/sf/briar/api/db/DatabaseComponent.java

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+package net.sf.briar.api.db;
+
+import java.util.Set;
+
+import net.sf.briar.api.protocol.AuthorId;
+import net.sf.briar.api.protocol.Bundle;
+import net.sf.briar.api.protocol.GroupId;
+import net.sf.briar.api.protocol.Message;
+
+public interface DatabaseComponent {
+
+	static final long MEGABYTES = 1024L * 1024L;
+	static final long GIGABYTES = 1024L * MEGABYTES;
+
+	static final long MAX_DB_SIZE = 2L * GIGABYTES;
+	static final long MIN_FREE_SPACE = 300L * MEGABYTES;
+	static final long CRITICAL_FREE_SPACE = 100L * MEGABYTES;
+	static final long MAX_BYTES_BETWEEN_SPACE_CHECKS = 5L * MEGABYTES;
+	static final long MAX_MS_BETWEEN_SPACE_CHECKS = 60L * 1000L; // 1 min
+	static final long BYTES_PER_SWEEP = 5L * MEGABYTES;
+	static final int CLEANER_SLEEP_MS = 1000; // 1 sec
+	static final int RETRANSMIT_THRESHOLD = 3;
+
+	void close() throws DbException;
+
+	void addLocallyGeneratedMessage(Message m) throws DbException;
+
+	void addNeighbour(NeighbourId n) throws DbException;
+
+	void generateBundle(NeighbourId n, Bundle b) throws DbException;
+
+	Rating getRating(AuthorId a) throws DbException;
+
+	Set<GroupId> getSubscriptions() throws DbException;
+
+	void receiveBundle(NeighbourId n, Bundle b) throws DbException;
+
+	void setRating(AuthorId a, Rating r) throws DbException;
+
+	void subscribe(GroupId g) throws DbException;
+
+	void unsubscribe(GroupId g) throws DbException;
+}

api/net/sf/briar/api/db/DatabasePassword.java

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+package net.sf.briar.api.db;
+
+import static java.lang.annotation.ElementType.PARAMETER;
+import static java.lang.annotation.RetentionPolicy.RUNTIME;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.Target;
+
+import com.google.inject.BindingAnnotation;
+
+@BindingAnnotation
+@Target({ PARAMETER })
+@Retention(RUNTIME)
+public @interface DatabasePassword {}

api/net/sf/briar/api/db/DbException.java

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+package net.sf.briar.api.db;
+
+public class DbException extends Exception {
+
+	private static final long serialVersionUID = 3706581789209939441L;
+
+	public DbException(Throwable t) {
+		super(t);
+	}
+}

api/net/sf/briar/api/db/NeighbourId.java

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+package net.sf.briar.api.db;
+
+public class NeighbourId {
+
+	private final int id;
+
+	public NeighbourId(int id) {
+		this.id = id;
+	}
+
+	public int getInt() {
+		return id;
+	}
+
+	@Override
+	public boolean equals(Object o) {
+		if(o instanceof NeighbourId) return id == ((NeighbourId) o).id;
+		return false;
+	}
+
+	@Override
+	public int hashCode() {
+		return id;
+	}
+
+	@Override
+	public String toString() {
+		return String.valueOf(id);
+	}
+}

api/net/sf/briar/api/db/Rating.java

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+package net.sf.briar.api.db;
+
+public enum Rating {
+	BAD, UNRATED, GOOD
+}

api/net/sf/briar/api/db/Status.java

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+package net.sf.briar.api.db;
+
+public enum Status {
+	NEW, SENT, SEEN
+}

api/net/sf/briar/api/i18n/FontManager.java

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+package net.sf.briar.api.i18n;
+
+import java.awt.Font;
+import java.io.IOException;
+import java.util.Locale;
+
+public interface FontManager {
+
+	void initialize(Locale locale) throws IOException;
+
+	String[] getBundledFontFilenames();
+
+	Font getFontForLanguage(String language);
+
+	Font getUiFont();
+
+	void setUiFontForLanguage(String language);
+}

api/net/sf/briar/api/i18n/I18n.java

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+package net.sf.briar.api.i18n;
+
+import java.awt.ComponentOrientation;
+import java.awt.Font;
+import java.io.File;
+import java.io.IOException;
+import java.util.Locale;
+
+public interface I18n {
+
+	String tr(String name);
+
+	Locale getLocale();
+
+	void setLocale(Locale locale);
+
+	void loadLocale() throws IOException;
+
+	void saveLocale() throws IOException;
+
+	void saveLocale(File dir) throws IOException;
+
+	ComponentOrientation getComponentOrientation();
+
+	void addListener(Listener l);
+
+	void removeListener(Listener l);
+
+	public interface Listener {
+
+		void localeChanged(Font uiFont);
+	}
+}

api/net/sf/briar/api/i18n/Stri18ng.java

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+package net.sf.briar.api.i18n;
+
+public class Stri18ng {
+
+	private static final String HTML_OPEN_LEFT = "<html><body align='left'>";
+	private static final String HTML_OPEN_RIGHT = "<html><body align='right'>";
+	private static final String HTML_CLOSE = "</body></html>";
+	private static final String PARAGRAPH = "<p><p>"; // Yes, two of them
+
+	private final String name;
+	private final I18n i18n;
+
+	public Stri18ng(String name, I18n i18n) {
+		this.name = name;
+		this.i18n = i18n;
+	}
+
+	public String tr() {
+		return i18n.tr(name);
+	}
+
+	public String html() {
+		if(i18n.getComponentOrientation().isLeftToRight())
+			return HTML_OPEN_LEFT + i18n.tr(name) + HTML_CLOSE;
+		else return HTML_OPEN_RIGHT + i18n.tr(name) + HTML_CLOSE;
+	}
+
+	public String html(String... paras) {
+		StringBuilder s = new StringBuilder();
+		if(i18n.getComponentOrientation().isLeftToRight())
+			s.append(HTML_OPEN_LEFT);
+		else s.append(HTML_OPEN_RIGHT);
+		s.append(tr());
+		for(String para : paras) {
+			s.append(PARAGRAPH);
+			s.append(para);
+		}
+		s.append(HTML_CLOSE);
+		return s.toString();
+	}
+}

api/net/sf/briar/api/invitation/InvitationCallback.java

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+package net.sf.briar.api.invitation;
+
+import java.io.File;
+import java.util.List;
+
+public interface InvitationCallback {
+
+	boolean isCancelled();
+
+	void copyingFile(File f);
+
+	void encryptingFile(File f);
+
+	void created(List<File> files);
+
+	void error(String message);
+
+	void notFound(File f);
+
+	void notDirectory(File f);
+
+	void notAllowed(File f);
+}

api/net/sf/briar/api/invitation/InvitationParameters.java

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+package net.sf.briar.api.invitation;
+
+import java.io.File;
+
+public interface InvitationParameters {
+
+	boolean shouldCreateExe();
+
+	boolean shouldCreateJar();
+
+	char[] getPassword();
+
+	File getChosenLocation();
+
+	String[] getBundledFontFilenames();
+}

api/net/sf/briar/api/invitation/InvitationWorkerFactory.java

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+package net.sf.briar.api.invitation;
+
+public interface InvitationWorkerFactory {
+
+	Runnable createWorker(InvitationCallback callback,
+			InvitationParameters parameters);
+}

api/net/sf/briar/api/protocol/AuthorId.java

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+package net.sf.briar.api.protocol;
+
+import java.util.Arrays;
+
+public class AuthorId {
+
+	public static final int LENGTH = 32;
+
+	public static final AuthorId SELF = new AuthorId(new byte[] {
+			0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
+			16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31
+	});
+
+	private final byte[] id;
+
+	public AuthorId(byte[] id) {
+		assert id.length == LENGTH;
+		this.id = id;
+	}
+
+	public byte[] getBytes() {
+		return id;
+	}
+
+	@Override
+	public boolean equals(Object o) {
+		if(o instanceof AuthorId)
+			return Arrays.equals(id, ((AuthorId) o).id);
+		return false;
+	}
+
+	@Override
+	public int hashCode() {
+		return Arrays.hashCode(id);
+	}
+}

api/net/sf/briar/api/protocol/Batch.java

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+package net.sf.briar.api.protocol;
+
+
+public interface Batch {
+
+	public static final long CAPACITY = 1024L * 1024L;
+
+	public void seal();
+	BatchId getId();
+	long getSize();
+	Iterable<Message> getMessages();
+	void addMessage(Message m);
+}

api/net/sf/briar/api/protocol/BatchId.java

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+package net.sf.briar.api.protocol;
+
+import java.util.Arrays;
+
+public class BatchId {
+
+	public static final int LENGTH = 32;
+
+	private final byte[] id;
+
+	public BatchId(byte[] id) {
+		assert id.length == LENGTH;
+		this.id = id;
+	}
+
+	public byte[] getBytes() {
+		return id;
+	}
+
+	@Override
+	public boolean equals(Object o) {
+		if(o instanceof BatchId)
+			return Arrays.equals(id, ((BatchId) o).id);
+		return false;
+	}
+
+	@Override
+	public int hashCode() {
+		return Arrays.hashCode(id);
+	}
+}

api/net/sf/briar/api/protocol/Bundle.java

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+package net.sf.briar.api.protocol;
+
+
+public interface Bundle {
+
+	public void seal();
+	BundleId getId();
+	long getCapacity();
+	long getSize();
+	Iterable<BatchId> getAcks();
+	void addAck(BatchId b);
+	Iterable<GroupId> getSubscriptions();
+	void addSubscription(GroupId g);
+	Iterable<Batch> getBatches();
+	void addBatch(Batch b);
+}

api/net/sf/briar/api/protocol/BundleId.java

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+package net.sf.briar.api.protocol;
+
+import java.util.Arrays;
+
+public class BundleId {
+
+	public static final BundleId NONE = new BundleId(new byte[] {
+			0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+			0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
+	});
+
+	public static final int LENGTH = 32;
+
+	private final byte[] id;
+
+	public BundleId(byte[] id) {
+		assert id.length == LENGTH;
+		this.id = id;
+	}
+
+	public byte[] getBytes() {
+		return id;
+	}
+
+	@Override
+	public boolean equals(Object o) {
+		if(o instanceof BundleId)
+			return Arrays.equals(id, ((BundleId) o).id);
+		return false;
+	}
+
+	@Override
+	public int hashCode() {
+		return Arrays.hashCode(id);
+	}
+}

api/net/sf/briar/api/protocol/GroupId.java

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+package net.sf.briar.api.protocol;
+
+import java.util.Arrays;
+
+public class GroupId {
+
+	public static final int LENGTH = 32;
+
+	private final byte[] id;
+
+	public GroupId(byte[] id) {
+		assert id.length == LENGTH;
+		this.id = id;
+	}
+
+	public byte[] getBytes() {
+		return id;
+	}
+
+	@Override
+	public boolean equals(Object o) {
+		if(o instanceof GroupId)
+			return Arrays.equals(id, ((GroupId) o).id);
+		return false;
+	}
+
+	@Override
+	public int hashCode() {
+		return Arrays.hashCode(id);
+	}
+}

api/net/sf/briar/api/protocol/Message.java

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+package net.sf.briar.api.protocol;
+
+
+public interface Message {
+
+	MessageId getId();
+	MessageId getParent();
+	GroupId getGroup();
+	AuthorId getAuthor();
+	long getTimestamp();
+	int getSize();
+	byte[] getBody();
+}

api/net/sf/briar/api/protocol/MessageFactory.java

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+package net.sf.briar.api.protocol;
+
+public interface MessageFactory {
+
+	Message createMessage(MessageId id, MessageId parent, GroupId group,
+			AuthorId author, long timestamp, byte[] body);
+}

api/net/sf/briar/api/protocol/MessageId.java

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+package net.sf.briar.api.protocol;
+
+import java.util.Arrays;
+
+public class MessageId {
+
+	public static final MessageId NONE = new MessageId(new byte[] {
+			0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+			0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
+	});
+
+	public static final int LENGTH = 32;
+
+	private final byte[] id;
+
+	public MessageId(byte[] id) {
+		assert id.length == LENGTH;
+		this.id = id;
+	}
+
+	public byte[] getBytes() {
+		return id;
+	}
+
+	@Override
+	public boolean equals(Object o) {
+		if(o instanceof MessageId)
+			return Arrays.equals(id, ((MessageId) o).id);
+		return false;
+	}
+
+	@Override
+	public int hashCode() {
+		return Arrays.hashCode(id);
+	}
+}

api/net/sf/briar/api/setup/SetupCallback.java

@@ -0,0 +1,22 @@
+package net.sf.briar.api.setup;
+
+import java.io.File;
+
+public interface SetupCallback {
+
+	boolean isCancelled();
+
+	void extractingFile(File f);
+
+	void copyingFile(File f);
+
+	void installed(File f);
+
+	void error(String message);
+
+	void notFound(File f);
+
+	void notDirectory(File f);
+
+	void notAllowed(File f);
+}

api/net/sf/briar/api/setup/SetupParameters.java

@@ -0,0 +1,10 @@
+package net.sf.briar.api.setup;
+
+import java.io.File;
+
+public interface SetupParameters {
+
+	File getChosenLocation();
+
+	String[] getBundledFontFilenames();
+}

api/net/sf/briar/api/setup/SetupWorkerFactory.java

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+package net.sf.briar.api.setup;
+
+public interface SetupWorkerFactory {
+
+	Runnable createWorker(SetupCallback callback, SetupParameters parameters);
+}