public String[] getCompressedText() {
        if (!zTextSet) {
            throw new IllegalStateException(PropertyUtil.getString("PNGEncodeParam22"));
        }
        return zText;
    }
Returns the text strings to be stored in compressed form with
this image as an array of <code>String</code>s.

<p> If the compressed text strings have not previously been
set, or have been unset, an <code>IllegalStateException</code>
will be thrown.

@throws IllegalStateException if the compressed text strings are
       not set.
plugins/svg-plugin/batik-codec-fix/src/main/java/org/apache/batik/ext/awt/image/codec/png/PNGEncodeParam.java