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add server sockets and make stream api thread safe

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This commit is contained in:
Daniella / Tove 2022-03-12 19:59:39 +01:00
parent b7da8362f9
commit 052b17c864
1 changed files with 24 additions and 3 deletions
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27
bootstrap/ISBPL.java
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@ -22,7 +22,7 @@ public class ISBPL {
HashMap<Object, ISBPLObject> vars = new HashMap<>();
final ISBPLThreadLocal<ArrayList<String>> lastWords = ISBPLThreadLocal.withInitial(() -> new ArrayList<>(16));
int exitCode;
private ISBPLStreamer streamer = new ISBPLStreamer(this);
private final ISBPLStreamer streamer = new ISBPLStreamer(this);
ArrayList<String> included = new ArrayList<>();
public ISBPL() {
@ -1069,7 +1069,7 @@ public class ISBPL {
;
}
public static void main(String[] args) throws IOException {
public static void main(String[] args) {
Stack<ISBPLObject> stack = new Stack<>();
ISBPL isbpl = new ISBPL();
isbpl.debuggerIPC.stack.put(Thread.currentThread().getId(), stack);
@ -1512,6 +1512,7 @@ class ISBPLStreamer {
public static final int WRITE = 5;
public static final int AREAD = 6;
public static final int AWRITE = 7;
public static final int CREATE_SERVER = 9;
static class ISBPLStream {
final InputStream in;
@ -1538,7 +1539,7 @@ class ISBPLStreamer {
public ArrayList<ISBPLStream> streams = new ArrayList<>();
public void action(Stack<ISBPLObject> stack, int action) throws IOException {
public synchronized void action(Stack<ISBPLObject> stack, int action) throws IOException {
ISBPLStream stream;
ISBPLObject s, i;
File f;
@ -1579,6 +1580,26 @@ class ISBPLStreamer {
streams.add(stream);
stack.push(new ISBPLObject(isbpl.getType("int"), stream.id));
break;
case CREATE_SERVER:
i = stack.pop();
i.checkType(isbpl.getType("int"));
ServerSocket server = new ServerSocket(((int) i.object));
stream = new ISBPLStream(new InputStream() {
@Override
public int read() throws IOException {
Socket socket = server.accept();
ISBPLStream stream = new ISBPLStream(socket.getInputStream(), socket.getOutputStream());
return stream.id;
}
}, new OutputStream() {
@Override
public void write(int b) throws IOException {
throw new ISBPLError("IllegalArgument", "Can't write to a SERVER stream!");
}
});
streams.add(stream);
stack.push(new ISBPLObject(isbpl.getType("int"), stream.id));
break;
case READ:
i = stack.pop();
i.checkType(isbpl.getType("int"));