Avoid NullPointerException in HtmlReport.writeSummary().

diff --git a/prod/net/jaekl/cfb/analyze/HtmlReport.java b/prod/net/jaekl/cfb/analyze/HtmlReport.java
index c1ff762d60e6b052a4cafa91a9495439a1f7670c..03484df730b562eb6bf3e5f28592a6d8ad908a1f 100644 (file)
--- a/prod/net/jaekl/cfb/analyze/HtmlReport.java
+++ b/prod/net/jaekl/cfb/analyze/HtmlReport.java
@@ -144,6 +144,11 @@ public class HtmlReport {
        {
                final String SEP = ":  ";
                
+               String earlierVersion = "";
+               if (null == m_delta.getEarlier()) {
+                       earlierVersion = m_delta.getEarlier().constructVersionText(m_bundle);
+               }
+               
                writeSectionHeading(pw, trans(CfbBundle.CFB_REPORT));
                pw.println("    <P>");
                pw.println("      <TABLE>");
@@ -153,7 +158,7 @@ public class HtmlReport {
                pw.println("        </TR>");
                pw.println("        <TR>");
                pw.println("          <TD CLASS=\"CategoryName\">" + trans(CfbBundle.OLD_VERSION) + SEP + "</TD>");
-               pw.println("          <TD CLASS=\"CategoryValue\">" + m_delta.getEarlier().constructVersionText(m_bundle) + "</TD>");
+               pw.println("          <TD CLASS=\"CategoryValue\">" + earlierVersion + "</TD>");
                pw.println("        </TR>");
                pw.println("        <TR><TD>&nbsp;</TD></TR>");
                pw.println("        <TR>");