allow products to customize default script name for 'Create Launcher Script' dialog (IDEA-CR-13319)

platform/core-api/src/com/intellij/openapi/application/ApplicationNamesInfo.java

@@ -38,6 +38,7 @@ public class ApplicationNamesInfo {
   private String myFullProductName;
   private String myLowercaseProductName;
   private String myScriptName;
+  private String myDefaultLauncherName;
 
   private static class ApplicationNamesInfoHolder {
     private static final ApplicationNamesInfo ourInstance = new ApplicationNamesInfo();
@@ -66,6 +67,7 @@ public class ApplicationNamesInfo {
     myFullProductName = names.getAttributeValue(ATTRIBUTE_FULL_NAME);
     myLowercaseProductName = StringUtil.capitalize(myProductName.toLowerCase(Locale.US));
     myScriptName = names.getAttributeValue(ATTRIBUTE_SCRIPT);
+    myDefaultLauncherName = names.getAttributeValue("default-launcher-name", myScriptName);
   }
 
   /**
@@ -99,6 +101,13 @@ public class ApplicationNamesInfo {
     return myScriptName;
   }
 
+  /**
+   * @return default name of the command-line launcher to be suggested in 'Create Launcher Script' dialog
+   */
+  public String getDefaultLauncherName() {
+    return myDefaultLauncherName;
+  }
+
   public static String getComponentName() {
     String prefix = System.getProperty(PlatformUtils.PLATFORM_PREFIX_KEY);
     return prefix != null ? prefix + COMPONENT_NAME : COMPONENT_NAME;

platform/platform-impl/src/com/intellij/ide/actions/CreateLauncherScriptAction.java

@@ -164,7 +164,7 @@ public class CreateLauncherScriptAction extends DumbAwareAction {
   }
 
   public static String defaultScriptPath() {
-    String scriptName = ApplicationNamesInfo.getInstance().getScriptName();
+    String scriptName = ApplicationNamesInfo.getInstance().getDefaultLauncherName();
     if (StringUtil.isEmptyOrSpaces(scriptName)) scriptName = ApplicationNamesInfo.getInstance().getProductName().toLowerCase(Locale.US);
     return "/usr/local/bin/" + scriptName;
   }