jodd-madvoc/src/main/java/jodd/madvoc/ActionRequest.java
public String readRequestBody() {
		if (requestBody == null) {
			try {
				requestBody = ServletUtil.readRequestBodyFromStream(getHttpServletRequest());
			} catch (IOException ioex) {
				requestBody = StringPool.EMPTY;
			}
		}
		return requestBody;
	}
public String readRequestBody() {
		if (requestBody == null) {
			try {
				requestBody = ServletUtil.readRequestBodyFromStream(getHttpServletRequest());
			} catch (IOException ioex) {
				requestBody = StringPool.EMPTY;
			}
		}
		return requestBody;
	}
Reads request body only once and returns it to user.