diff --git a/proposal/xdocs/src/org/apache/ant/xdoclet/IndexGen.java b/proposal/xdocs/src/org/apache/ant/xdoclet/IndexGen.java index a7f6f5962..ff03ad417 100644 --- a/proposal/xdocs/src/org/apache/ant/xdoclet/IndexGen.java +++ b/proposal/xdocs/src/org/apache/ant/xdoclet/IndexGen.java @@ -81,6 +81,10 @@ public class IndexGen extends Task { String[] categories = rootDir.list(); + if (categories == null) { + throw new BuildException("Root directory \"" + rootDir.getPath() + "\" does not exist!", getLocation()); + } + StringBuffer sb = new StringBuffer(); sb.append("xdocs index"); sb.append("");