private String getConfigurationValue()

in src/main/java/org/apache/commons/logging/impl/LogFactoryImpl.java [760:804]
35 lines of code
11 McCabe index (conditional complexity)

    private String getConfigurationValue(final String property) {
        if (isDiagnosticsEnabled()) {
            logDiagnostic("[ENV] Trying to get configuration for item " + property);
        }

        final Object valueObj =  getAttribute(property);
        if (valueObj != null) {
            if (isDiagnosticsEnabled()) {
                logDiagnostic("[ENV] Found LogFactory attribute [" + valueObj + "] for " + property);
            }
            return valueObj.toString();
        }

        if (isDiagnosticsEnabled()) {
            logDiagnostic("[ENV] No LogFactory attribute found for " + property);
        }

        try {
            // warning: minor security hole here, in that we potentially read a system
            // property that the caller cannot, then output it in readable form as a
            // diagnostic message. However it's only ever JCL-specific properties
            // involved here, so the harm is truly trivial.
            final String value = getSystemProperty(property, null);
            if (value != null) {
                if (isDiagnosticsEnabled()) {
                    logDiagnostic("[ENV] Found system property [" + value + "] for " + property);
                }
                return value;
            }

            if (isDiagnosticsEnabled()) {
                logDiagnostic("[ENV] No system property found for property " + property);
            }
        } catch (final SecurityException e) {
            if (isDiagnosticsEnabled()) {
                logDiagnostic("[ENV] Security prevented reading system property " + property);
            }
        }

        if (isDiagnosticsEnabled()) {
            logDiagnostic("[ENV] No configuration defined for item " + property);
        }

        return null;
    }