Update data format to match BDF spec.

briar-api/src/org/briarproject/api/data/BdfReader.java

@@ -0,0 +1,48 @@
+package org.briarproject.api.data;
+
+import java.io.IOException;
+
+public interface BdfReader {
+
+	boolean eof() throws IOException;
+	void close() throws IOException;
+
+	void addConsumer(Consumer c);
+	void removeConsumer(Consumer c);
+
+	boolean hasNull() throws IOException;
+	void readNull() throws IOException;
+	void skipNull() throws IOException;
+
+	boolean hasBoolean() throws IOException;
+	boolean readBoolean() throws IOException;
+	void skipBoolean() throws IOException;
+
+	boolean hasInteger() throws IOException;
+	long readInteger() throws IOException;
+	void skipInteger() throws IOException;
+
+	boolean hasFloat() throws IOException;
+	double readFloat() throws IOException;
+	void skipFloat() throws IOException;
+
+	boolean hasString() throws IOException;
+	String readString(int maxLength) throws IOException;
+	void skipString() throws IOException;
+
+	boolean hasRaw() throws IOException;
+	byte[] readRaw(int maxLength) throws IOException;
+	void skipRaw() throws IOException;
+
+	boolean hasList() throws IOException;
+	void readListStart() throws IOException;
+	boolean hasListEnd() throws IOException;
+	void readListEnd() throws IOException;
+	void skipList() throws IOException;
+
+	boolean hasDictionary() throws IOException;
+	void readDictionaryStart() throws IOException;
+	boolean hasDictionaryEnd() throws IOException;
+	void readDictionaryEnd() throws IOException;
+	void skipDictionary() throws IOException;
+}