FELIX-1803 - Unable to edit or backspace on multiline commands
git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@829728 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/karaf/shell/console/src/main/java/jline/AnsiWindowsTerminal.java b/karaf/shell/console/src/main/java/jline/AnsiWindowsTerminal.java
index 5a2df14..077ee72 100644
--- a/karaf/shell/console/src/main/java/jline/AnsiWindowsTerminal.java
+++ b/karaf/shell/console/src/main/java/jline/AnsiWindowsTerminal.java
@@ -18,14 +18,21 @@
*/
package jline;
+import org.fusesource.jansi.AnsiConsole;
+import org.fusesource.jansi.WindowsAnsiOutputStream;
+
+import java.io.ByteArrayOutputStream;
import java.io.InputStream;
import java.io.IOException;
+import java.io.OutputStream;
public class AnsiWindowsTerminal extends WindowsTerminal {
+ private boolean ansisupported = checkAnsiSupport();
+
@Override
public boolean isANSISupported() {
- return true;
+ return ansisupported;
}
@Override
@@ -37,4 +44,17 @@
return super.readCharacter(in);
}
+ public static boolean checkAnsiSupport() {
+ OutputStream dummy = new ByteArrayOutputStream();
+ OutputStream ansiout = AnsiConsole.wrapOutputStream(dummy);
+ try {
+ dummy.close();
+ ansiout.close();
+ } catch (IOException ignore) {
+ }
+
+ return (ansiout instanceof WindowsAnsiOutputStream);
+
+ }
+
}