src/main/java/org/lightcouch/CouchDbClientBase.java
void validate(HttpResponse response) throws IOException {
		final int code = response.getStatusLine().getStatusCode();
		if(code == 200 || code == 201 || code == 202) { // success (ok | created | accepted)
			return;
		} 
		String reason = response.getStatusLine().getReasonPhrase();
		switch (code) {
		case HttpStatus.SC_NOT_FOUND: {
			throw new NoDocumentException(reason);
		}
		case HttpStatus.SC_CONFLICT: {
			throw new DocumentConflictException(reason);
		}
		default: { // other errors: 400 | 401 | 500 etc.
			throw new CouchDbException(reason += EntityUtils.toString(response.getEntity()));
		}
		}
	}
void validate(HttpResponse response) throws IOException {
		final int code = response.getStatusLine().getStatusCode();
		if(code == 200 || code == 201 || code == 202) { // success (ok | created | accepted)
			return;
		} 
		String reason = response.getStatusLine().getReasonPhrase();
		switch (code) {
		case HttpStatus.SC_NOT_FOUND: {
			throw new NoDocumentException(reason);
		}
		case HttpStatus.SC_CONFLICT: {
			throw new DocumentConflictException(reason);
		}
		default: { // other errors: 400 | 401 | 500 etc.
			throw new CouchDbException(reason += EntityUtils.toString(response.getEntity()));
		}
		}
	}
Validates a HTTP response; on error cases logs status and throws relevant exceptions.
@param response The HTTP response.