479712 Added --yes to start.jar

jetty-start/src/main/java/org/eclipse/jetty/start/BaseBuilder.java

@@ -116,7 +116,7 @@ public class BaseBuilder
                 if (licensing.hasLicenses())
                 {
                     StartLog.debug("Requesting License Acknowledgement");
-                    if (!licensing.acknowledgeLicenses())
+                    if (!licensing.acknowledgeLicenses(startArgs))
                     {
                         StartLog.warn(EXITING_LICENSE_NOT_ACKNOWLEDGED);
                         System.exit(1);

jetty-start/src/main/java/org/eclipse/jetty/start/Licensing.java

@@ -55,7 +55,7 @@ public class Licensing
         return !licenseMap.isEmpty();
     }
 
-    public boolean acknowledgeLicenses() throws IOException
+    public boolean acknowledgeLicenses(StartArgs startArgs) throws IOException
     {
         if (!hasLicenses())
         {
@@ -92,11 +92,7 @@ public class Licensing
                 throw new RuntimeException("Test Configuration Missing - Pre-specify answer to (" + PROP_ACK_LICENSES + ") in test case");
             }
 
-            BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
-            System.err.printf("%nProceed (y/N)? ");
-            String response = input.readLine();
-
-            licenseAck = (Utils.isNotBlank(response) && response.toLowerCase().startsWith("y"));
+            licenseAck = startArgs.isYes("%nProceed (y/N)? ");
         }
 
         return licenseAck;

jetty-start/src/main/java/org/eclipse/jetty/start/StartArgs.java

@@ -18,14 +18,15 @@
 
 package org.eclipse.jetty.start;
 
+import java.io.BufferedReader;
 import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
+import java.io.InputStreamReader;
 import java.io.OutputStream;
 import java.net.URL;
 import java.nio.file.Files;
 import java.nio.file.Path;
-import java.nio.file.Paths;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.HashMap;
@@ -170,6 +171,7 @@ public class StartArgs
     private boolean licenseCheckRequired = false;
     private boolean testingMode = false;
 
+    private boolean yes = false;
     private boolean help = false;
     private boolean stopCommand = false;
     private boolean listModules = false;
@@ -181,6 +183,7 @@ public class StartArgs
     private boolean exec = false;
     private String exec_properties;
     private boolean approveAllLicenses = false;
+    private BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
     
     public StartArgs()
     {
@@ -836,6 +839,11 @@ public class StartArgs
             return;
         }
         
+        if ("--yes".equals(arg))
+        {
+            yes = true;
+        }
+
         if ("--debug".equals(arg) || arg.startsWith("--start-log-file"))
         {
             // valid, but handled in StartLog instead
@@ -1181,6 +1189,26 @@ public class StartArgs
         this.run = run;
     }
 
+    public boolean isYes(String promptFormat,Object... args)
+    {
+        System.err.printf(promptFormat,args);
+        if (yes)
+        {
+            System.err.printf("--yes%n");
+            return true;
+        }
+        try
+        {
+            String response = input.readLine();
+            return (Utils.isNotBlank(response) && response.toLowerCase().startsWith("y"));
+        }
+        catch(IOException e)
+        {
+            e.printStackTrace();
+            return false;
+        }
+    }
+    
     @Override
     public String toString()
     {
@@ -1196,4 +1224,5 @@ public class StartArgs
         builder.append("]");
         return builder.toString();
     }
+
 }

jetty-start/src/main/resources/org/eclipse/jetty/start/usage.txt

@@ -115,6 +115,10 @@ Module Management:
                      ${jetty.base} and are willing to forego some of the
                      safety checks built into the jetty-start mechanism.
 
+  --yes            Automatically reply Yes to any questions asked by the
+                   module installation mechanism. Useful for running module
+                   commands from scripts.
+                   
 
 Startup / Shutdown Command Line:
 --------------------------------