* I2NP: Allow message to be written more than once,

instead of throwing an IllegalStateException

router/java/src/net/i2p/data/i2np/DataMessage.java

@@ -27,16 +27,13 @@ public class DataMessage extends I2NPMessageImpl {
     }
     
     public byte[] getData() { 
-        verifyUnwritten();
         return _data; 
     }
     public void setData(byte[] data) { 
-        verifyUnwritten();
         _data = data; 
     }
     
     public int getSize() { 
-        verifyUnwritten();
         return _data.length;
     }
     
@@ -60,7 +57,6 @@ public class DataMessage extends I2NPMessageImpl {
     }
     /** write the message body to the output array, starting at the given index */
     protected int writeMessageBody(byte out[], int curIndex) {
-        verifyUnwritten();
         if (_data == null) {
             out[curIndex++] = 0x0;
             out[curIndex++] = 0x0;
@@ -76,12 +72,6 @@ public class DataMessage extends I2NPMessageImpl {
         return curIndex;
     }
     
-    @Override
-    protected void written() {
-        super.written();
-        _data = null;
-    }
-    
     public int getType() { return MESSAGE_TYPE; }
     
     @Override

router/java/src/net/i2p/data/i2np/GarlicMessage.java

@@ -29,11 +29,9 @@ public class GarlicMessage extends I2NPMessageImpl {
     }
     
     public byte[] getData() { 
-        verifyUnwritten();
         return _data; 
     }
     public void setData(byte[] data) { 
-        verifyUnwritten();
         _data = data; 
     }
     
@@ -50,12 +48,10 @@ public class GarlicMessage extends I2NPMessageImpl {
     
     /** calculate the message body's length (not including the header and footer */
     protected int calculateWrittenLength() {
-        verifyUnwritten();
         return 4 + _data.length;
     }
     /** write the message body to the output array, starting at the given index */
     protected int writeMessageBody(byte out[], int curIndex) throws I2NPMessageException {
-        verifyUnwritten();
         byte len[] = DataHelper.toLong(4, _data.length);
         System.arraycopy(len, 0, out, curIndex, 4);
         curIndex += 4;
@@ -71,12 +67,6 @@ public class GarlicMessage extends I2NPMessageImpl {
         return DataHelper.hashCode(getData());
     }
     
-    @Override
-    protected void written() {
-        super.written();
-        _data = null;
-    }
-    
     @Override
     public boolean equals(Object object) {
         if ( (object != null) && (object instanceof GarlicMessage) ) {

router/java/src/net/i2p/data/i2np/I2NPMessageImpl.java

@@ -31,8 +31,6 @@ public abstract class I2NPMessageImpl extends DataStructureImpl implements I2NPM
     protected I2PAppContext _context;
     private long _expiration;
     private long _uniqueId;
-    private boolean _written;
-    private boolean _read;
     
     public final static long DEFAULT_EXPIRATION_MS = 1*60*1000; // 1 minute by default
     public final static int CHECKSUM_LENGTH = 1; //Hash.HASH_LENGTH;
@@ -125,7 +123,6 @@ public abstract class I2NPMessageImpl extends DataStructureImpl implements I2NPM
             //long time = _context.clock().now() - start;
             //if (time > 50)
             //    _context.statManager().addRateData("i2np.readTime", time, time);
-            _read = true;
             return size + Hash.HASH_LENGTH + 1 + 4 + DataHelper.DATE_LENGTH;
         } catch (DataFormatException dfe) {
             throw new I2NPMessageException("Error reading the message header", dfe);
@@ -170,7 +167,6 @@ public abstract class I2NPMessageImpl extends DataStructureImpl implements I2NPM
         //long time = _context.clock().now() - start;
         //if (time > 50)
         //    _context.statManager().addRateData("i2np.readTime", time, time);
-        _read = true;
         return cur - offset;
     }
     
@@ -289,7 +285,6 @@ public abstract class I2NPMessageImpl extends DataStructureImpl implements I2NPM
     
     /** used by SSU only */
     public int toRawByteArray(byte buffer[]) {
-        verifyUnwritten();
         if (RAW_FULL_SIZE)
             return toByteArray(buffer);
         try {
@@ -303,8 +298,6 @@ public abstract class I2NPMessageImpl extends DataStructureImpl implements I2NPM
             _context.logManager().getLog(getClass()).log(Log.CRIT, "Error writing", ime);
             throw new IllegalStateException("Unable to serialize the message (" + getClass().getName() 
                                             + "): " + ime.getMessage());
-        } finally {
-            written();
         }
     }
 
@@ -337,7 +330,6 @@ public abstract class I2NPMessageImpl extends DataStructureImpl implements I2NPM
             } catch (IOException ioe) {
                 throw new I2NPMessageException("Error reading the " + msg, ioe);
             }
-            msg.read();
             return msg;
         }
 
@@ -347,7 +339,6 @@ public abstract class I2NPMessageImpl extends DataStructureImpl implements I2NPM
             int dataSize = len - 1 - 4;
             msg.readMessage(buffer, offset, dataSize, type, handler);
             msg.setMessageExpiration(expiration);
-            msg.read();
             return msg;
         } catch (IOException ioe) {
             throw new I2NPMessageException("IO error reading raw message", ioe);
@@ -356,12 +347,6 @@ public abstract class I2NPMessageImpl extends DataStructureImpl implements I2NPM
         }
     }
 
-    protected void verifyUnwritten() { 
-        if (_written) throw new IllegalStateException("Already written"); 
-    }
-    protected void written() { _written = true; }
-    protected void read() { _read = true; }
-    
     /**
      * Yes, this is fairly ugly, but its the only place it ever happens.
      *

router/java/src/net/i2p/data/i2np/UnknownI2NPMessage.java

@@ -37,7 +37,6 @@ public class UnknownI2NPMessage extends I2NPMessageImpl {
     
     /** warning - only public for equals() */
     public byte[] getData() { 
-        verifyUnwritten();
         return _data; 
     }
 
@@ -62,7 +61,6 @@ public class UnknownI2NPMessage extends I2NPMessageImpl {
 
     /** write the message body to the output array, starting at the given index */
     protected int writeMessageBody(byte out[], int curIndex) {
-        verifyUnwritten();
         if (_data == null) {
             out[curIndex++] = 0x0;
             out[curIndex++] = 0x0;
@@ -78,12 +76,6 @@ public class UnknownI2NPMessage extends I2NPMessageImpl {
         return curIndex;
     }
     
-    @Override
-    protected void written() {
-        super.written();
-        _data = null;
-    }
-    
     /** @return 0-255 */
     public int getType() { return _type; }
     

router/java/src/net/i2p/router/RouterVersion.java

@@ -18,7 +18,7 @@ public class RouterVersion {
     /** deprecated */
     public final static String ID = "Monotone";
     public final static String VERSION = CoreVersion.VERSION;
-    public final static long BUILD = 21;
+    public final static long BUILD = 22;
 
     /** for example "-test" */
     public final static String EXTRA = "";