#124 detect console handle from stderr separately from stdout

Author: hboutemy

jansi/src/main/java/org/fusesource/jansi/AnsiConsole.java

@@ -126,7 +126,7 @@ public static OutputStream wrapOutputStream(final OutputStream stream, int filen
             // On windows we know the console does not interpret ANSI codes..
             try {
                 jansiOutputType = JansiOutputType.WINDOWS;
-                return new WindowsAnsiOutputStream(stream);
+                return new WindowsAnsiOutputStream(stream, fileno == STDOUT_FILENO);
             } catch (Throwable ignore) {
                 // this happens when JNA is not in the path.. or
                 // this happens when the stdout is being redirected to a file.
@@ -204,7 +204,7 @@ public static PrintStream wrapPrintStream(final PrintStream ps, int fileno) {
             // On windows we know the console does not interpret ANSI codes..
             try {
                 jansiOutputType = JansiOutputType.WINDOWS;
-                return new WindowsAnsiPrintStream(ps);
+                return new WindowsAnsiPrintStream(ps, fileno == STDOUT_FILENO);
             } catch (Throwable ignore) {
                 // this happens when JNA is not in the path.. or
                 // this happens when the stdout is being redirected to a file.

jansi/src/main/java/org/fusesource/jansi/WindowsAnsiOutputStream.java

@@ -29,6 +29,7 @@
 import static org.fusesource.jansi.internal.Kernel32.GetConsoleScreenBufferInfo;
 import static org.fusesource.jansi.internal.Kernel32.GetStdHandle;
 import static org.fusesource.jansi.internal.Kernel32.SMALL_RECT;
+import static org.fusesource.jansi.internal.Kernel32.STD_ERROR_HANDLE;
 import static org.fusesource.jansi.internal.Kernel32.STD_OUTPUT_HANDLE;
 import static org.fusesource.jansi.internal.Kernel32.ScrollConsoleScreenBuffer;
 import static org.fusesource.jansi.internal.Kernel32.SetConsoleCursorPosition;
@@ -54,7 +55,9 @@
  */
 public final class WindowsAnsiOutputStream extends AnsiOutputStream { // expected diff with WindowsAnsiPrintStream.java
 
-    private static final long console = GetStdHandle(STD_OUTPUT_HANDLE);
+    private static final long stdout_handle = GetStdHandle(STD_OUTPUT_HANDLE);
+    private static final long stderr_handle = GetStdHandle(STD_ERROR_HANDLE);
+    private final long console;
 
     private static final short FOREGROUND_BLACK = 0;
     private static final short FOREGROUND_YELLOW = (short) (FOREGROUND_RED | FOREGROUND_GREEN);
@@ -97,12 +100,17 @@ public final class WindowsAnsiOutputStream extends AnsiOutputStream { // expecte
     private short savedX = -1;
     private short savedY = -1;
 
-    public WindowsAnsiOutputStream(OutputStream os) throws IOException { // expected diff with WindowsAnsiPrintStream.java
+    public WindowsAnsiOutputStream(OutputStream os, boolean stdout) throws IOException { // expected diff with WindowsAnsiPrintStream.java
         super(os); // expected diff with WindowsAnsiPrintStream.java
+        this.console = stdout ? stdout_handle : stderr_handle;
         getConsoleInfo();
         originalColors = info.attributes;
     }
 
+    public WindowsAnsiOutputStream(OutputStream os) throws IOException { // expected diff with WindowsAnsiPrintStream.java
+        this(os, true); // expected diff with WindowsAnsiPrintStream.java
+    }
+
     private void getConsoleInfo() throws IOException {
         out.flush(); // expected diff with WindowsAnsiPrintStream.java
         if (GetConsoleScreenBufferInfo(console, info) == 0) {

jansi/src/main/java/org/fusesource/jansi/WindowsAnsiPrintStream.java

@@ -30,6 +30,7 @@
 import static org.fusesource.jansi.internal.Kernel32.GetStdHandle;
 import static org.fusesource.jansi.internal.Kernel32.SMALL_RECT;
 import static org.fusesource.jansi.internal.Kernel32.STD_OUTPUT_HANDLE;
+import static org.fusesource.jansi.internal.Kernel32.STD_ERROR_HANDLE;
 import static org.fusesource.jansi.internal.Kernel32.ScrollConsoleScreenBuffer;
 import static org.fusesource.jansi.internal.Kernel32.SetConsoleCursorPosition;
 import static org.fusesource.jansi.internal.Kernel32.SetConsoleTextAttribute;
@@ -54,7 +55,9 @@
  */
 public final class WindowsAnsiPrintStream extends AnsiPrintStream { // expected diff with WindowsAnsiOutputStream.java
 
-    private static final long console = GetStdHandle(STD_OUTPUT_HANDLE);
+    private static final long stdout_handle = GetStdHandle(STD_OUTPUT_HANDLE);
+    private static final long stderr_handle = GetStdHandle(STD_ERROR_HANDLE);
+    private final long console;
 
     private static final short FOREGROUND_BLACK = 0;
     private static final short FOREGROUND_YELLOW = (short) (FOREGROUND_RED | FOREGROUND_GREEN);
@@ -97,12 +100,17 @@ public final class WindowsAnsiPrintStream extends AnsiPrintStream { // expected
     private short savedX = -1;
     private short savedY = -1;
 
-    public WindowsAnsiPrintStream(PrintStream ps) throws IOException { // expected diff with WindowsAnsiOutputStream.java
+    public WindowsAnsiPrintStream(PrintStream ps, boolean stdout) throws IOException { // expected diff with WindowsAnsiOutputStream.java
         super(ps); // expected diff with WindowsAnsiOutputStream.java
+        this.console = stdout ? stdout_handle : stderr_handle;
         getConsoleInfo();
         originalColors = info.attributes;
     }
 
+    public WindowsAnsiPrintStream(PrintStream ps) throws IOException { // expected diff with WindowsAnsiOutputStream.java
+        this(ps, true); // expected diff with WindowsAnsiOutputStream.java
+    }
+
     private void getConsoleInfo() throws IOException {
         ps.flush(); // expected diff with WindowsAnsiOutputStream.java
         if (GetConsoleScreenBufferInfo(console, info) == 0) {