private void renderErrors(PrintWriter writer, Collection<CompilationError> errors)
throws IOException {
sendJuzuCSS(writer);
//
writer.append("<div class=\"juzu\">");
for (CompilationError error : errors) {
writer.append("<div class=\"juzu-box\">");
writer.append("<div class=\"juzu-message\">").append(error.getMessage()).append("</div>");
// Display the source code
File source = error.getSourceFile();
if (source != null) {
int line = error.getLocation().getLine();
int from = line - 2;
int to = line + 3;
BufferedReader reader = new BufferedReader(new FileReader(source));
int count = 1;
writer.append("<pre><ol start=\"").append(String.valueOf(from)).append("\">");
for (String s = reader.readLine(); s != null; s = reader.readLine()) {
if (count >= from && count < to) {
if (count == line) {
writer.append("<li><span class=\"error\">").append(s).append("</span></li>");
} else {
writer.append("<li><span>").append(s).append("</span></li>");
}
}
count++;
}
writer.append("</ol></pre>");
}
writer.append("</div>");
}
writer.append("</div>");
}
private void renderThrowable(PrintWriter writer, Throwable t) throws IOException {
// Trim the stack trace to remove stuff we don't want to see
int size = 0;
StackTraceElement[] trace = t.getStackTrace();
for (StackTraceElement element : trace) {
if (element.getClassName().equals(JuzuPortlet.class.getName())) {
break;
} else {
size++;
}
}
StackTraceElement[] ourTrace = new StackTraceElement[size];
System.arraycopy(trace, 0, ourTrace, 0, ourTrace.length);
t.setStackTrace(ourTrace);
//
sendJuzuCSS(writer);
// We hack a bit
final AtomicBoolean open = new AtomicBoolean(false);
PrintWriter formatter =
new PrintWriter(writer) {
@Override
public void println(Object x) {
if (open.get()) {
super.append("</ul></pre>");
}
super.append("<div class=\"juzu-message\">");
super.append(String.valueOf(x));
super.append("</div>");
open.set(false);
}
@Override
public void println(String x) {
if (!open.get()) {
super.append("<pre><ul>");
open.set(true);
}
super.append("<li><span>");
super.append(x);
super.append("</span></li>");
}
@Override
public void println() {
// Do nothing
}
};
//
writer.append("<div class=\"juzu\">");
writer.append("<div class=\"juzu-box\">");
// We hack a bit with our formatter
t.printStackTrace(formatter);
//
if (open.get()) {
writer.append("</ul></pre>");
}
//
writer.append("</div>");
writer.append("</div>");
}