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refactoring

This commit is contained in:
rusefi 2017-06-21 07:40:36 +03:00
parent 1ab645af78
commit 33ec84c120
3 changed files with 29 additions and 22 deletions
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9
java_console/io/src/com/rusefi/binaryprotocol/BinaryProtocol.java
View File

@ -167,6 +167,9 @@ public class BinaryProtocol implements BinaryProtocolCommands {
return logger;
}
/**
* the whole dynamic 'switch to binary protocol' still does not work great
*/
public void switchToBinaryProtocol() {
// we do not have reliable implementation yet :(
for (int i = 0; i < 15; i++)
@ -185,7 +188,7 @@ public class BinaryProtocol implements BinaryProtocolCommands {
stream.write((SWITCH_TO_BINARY_COMMAND + "\n").getBytes());
// todo: document why is ioLock needed here?
synchronized (ioLock) {
boolean isTimeout = incomingData.waitForBytes(2, start, "switch to binary");
boolean isTimeout = incomingData.waitForBytes("switch to binary", start, 2);
if (isTimeout) {
logger.info(new Date() + ": Timeout waiting for switch response");
close();
@ -246,7 +249,7 @@ public class BinaryProtocol implements BinaryProtocolCommands {
private byte[] receivePacket(String msg, boolean allowLongResponse) throws InterruptedException, EOFException {
long start = System.currentTimeMillis();
synchronized (ioLock) {
boolean isTimeout = incomingData.waitForBytes(2, start, msg + " header");
boolean isTimeout = incomingData.waitForBytes(msg + " header", start, 2);
if (isTimeout)
return null;
@ -257,7 +260,7 @@ public class BinaryProtocol implements BinaryProtocolCommands {
if (!allowLongResponse && packetSize > Math.max(BLOCKING_FACTOR, Fields.TS_OUTPUT_SIZE) + 10)
return null;
isTimeout = incomingData.waitForBytes(packetSize + 4, start, msg + " body");
isTimeout = incomingData.waitForBytes(msg + " body", start, packetSize + 4);
if (isTimeout)
return null;

8
java_console/io/src/com/rusefi/binaryprotocol/IncomingDataBuffer.java
View File

@ -9,6 +9,8 @@ import java.io.EOFException;
import java.util.Arrays;
/**
* Thread-safe byte queue with blocking {@link #waitForBytes} method
*
* (c) Andrey Belomutskiy
* 6/20/2015.
*/
@ -39,13 +41,15 @@ public class IncomingDataBuffer {
}
/**
* Blocking method which would for specified amout of data
*
* @return true in case of timeout, false if everything is fine
*/
public boolean waitForBytes(int count, long start, String msg) throws InterruptedException {
public boolean waitForBytes(String msg, long startTimestamp, int count) throws InterruptedException {
logger.info("Waiting for " + count + " byte(s): " + msg);
synchronized (cbb) {
while (cbb.length() < count) {
int timeout = (int) (start + Timeouts.BINARY_IO_TIMEOUT - System.currentTimeMillis());
int timeout = (int) (startTimestamp + Timeouts.BINARY_IO_TIMEOUT - System.currentTimeMillis());
if (timeout <= 0) {
return true; // timeout. Sad face.
}

34
java_console/io/src/etch/util/CircularByteBuffer.java
View File

@ -27,16 +27,6 @@ import java.nio.BufferOverflowException;
*/
@NotThreadSafe
public class CircularByteBuffer extends ByteBuffer {
/**
* Constructs the CircularByteBuffer.
*
* @param size
*/
public CircularByteBuffer(int size) {
this.size = size;
buf = new byte[size];
}
private final int size;
private final byte[] buf;
@ -47,6 +37,23 @@ public class CircularByteBuffer extends ByteBuffer {
private int nextPut;
/**
* Constructs the CircularByteBuffer.
*
* @param size
*/
public CircularByteBuffer(int size) {
this.size = size;
buf = new byte[size];
}
@Override
public void clear() {
length = 0;
nextGet = 0;
nextPut = 0;
}
@Override
public int size() {
return size;
@ -57,13 +64,6 @@ public class CircularByteBuffer extends ByteBuffer {
return length;
}
@Override
public void clear() {
length = 0;
nextGet = 0;
nextPut = 0;
}
@Override
public byte get() throws EOFException {
if (isEmpty())