Method mergeFilter

java/org/apache/tomcat/util/descriptor/web/WebXml.java:2511–2538

(FilterDef src, FilterDef dest, boolean failOnConflict)

    }

    private static boolean mergeFilter(FilterDef src, FilterDef dest, boolean failOnConflict) {
        if (dest.getAsyncSupported() == null) {
            dest.setAsyncSupported(src.getAsyncSupported());
        } else if (src.getAsyncSupported() != null) {
            if (failOnConflict && !src.getAsyncSupported().equals(dest.getAsyncSupported())) {
                return false;
            }
        }

        if (dest.getFilterClass() == null) {
            dest.setFilterClass(src.getFilterClass());
        } else if (src.getFilterClass() != null) {
            if (failOnConflict && !src.getFilterClass().equals(dest.getFilterClass())) {
                return false;
            }
        }

        for (Map.Entry<String,String> srcEntry : src.getParameterMap().entrySet()) {
            if (dest.getParameterMap().containsKey(srcEntry.getKey())) {
                if (failOnConflict && !dest.getParameterMap().get(srcEntry.getKey()).equals(srcEntry.getValue())) {
                    return false;
                }
            } else {
                dest.addInitParameter(srcEntry.getKey(), srcEntry.getValue());
            }
        }
        return true;
    }

    private static boolean mergeServlet(ServletDef src, ServletDef dest, boolean failOnConflict) {
        // These tests should be unnecessary...