public void append(MaryData md) {
if (md == null) throw new NullPointerException("Received null marydata");
if (!md.getType().equals(this.getType()))
throw new IllegalArgumentException(
"Cannot append mary data of type `"
+ md.getType().name()
+ "' to mary data of type `"
+ this.getType().name()
+ "'");
if (getType().isXMLType()) {
NodeList kids = md.getDocument().getDocumentElement().getChildNodes();
logger.debug("Appending " + kids.getLength() + " nodes to MaryXML structure");
Element docEl = this.getDocument().getDocumentElement();
for (int i = 0; i < kids.getLength(); i++) {
docEl.appendChild(this.getDocument().importNode(kids.item(i), true));
}
} else if (getType().isTextType()) {
// Attention: XML type is a text type!
if (this.plainText == null) {
this.plainText = md.getPlainText();
} else {
this.plainText = this.plainText + "\n\n" + md.getPlainText();
}
} else if (getType().equals(MaryDataType.get("AUDIO"))) {
appendAudio(md.getAudio());
} else {
throw new UnsupportedOperationException(
"Cannot append two mary data items of type `" + getType() + "'");
}
}
