protected LBPool jsonToPool(String json) throws IOException {
if (json == null) return null;
MappingJsonFactory f = new MappingJsonFactory();
JsonParser jp;
LBPool pool = new LBPool();
try {
jp = f.createJsonParser(json);
} catch (JsonParseException e) {
throw new IOException(e);
}
jp.nextToken();
if (jp.getCurrentToken() != JsonToken.START_OBJECT) {
throw new IOException("Expected START_OBJECT");
}
while (jp.nextToken() != JsonToken.END_OBJECT) {
if (jp.getCurrentToken() != JsonToken.FIELD_NAME) {
throw new IOException("Expected FIELD_NAME");
}
String n = jp.getCurrentName();
jp.nextToken();
if (jp.getText().equals("")) continue;
if (n.equals("id")) {
pool.id = jp.getText();
continue;
}
if (n.equals("tenant_id")) {
pool.tenantId = jp.getText();
continue;
}
if (n.equals("name")) {
pool.name = jp.getText();
continue;
}
if (n.equals("network_id")) {
pool.netId = jp.getText();
continue;
}
if (n.equals("lb_method")) {
pool.lbMethod = Short.parseShort(jp.getText());
continue;
}
if (n.equals("protocol")) {
String tmp = jp.getText();
if (tmp.equalsIgnoreCase("TCP")) {
pool.protocol = IPv4.PROTOCOL_TCP;
} else if (tmp.equalsIgnoreCase("UDP")) {
pool.protocol = IPv4.PROTOCOL_UDP;
} else if (tmp.equalsIgnoreCase("ICMP")) {
pool.protocol = IPv4.PROTOCOL_ICMP;
}
continue;
}
if (n.equals("vip_id")) {
pool.vipId = jp.getText();
continue;
}
log.warn("Unrecognized field {} in " + "parsing Pools", jp.getText());
}
jp.close();
return pool;
}
/**
* Auxiliary method obtain the JSON fields and their values
*
* @param fmJson
* @param sv
*/
public static void jsonConverter(String fmJson, IStatsService sv) {
MappingJsonFactory f = new MappingJsonFactory();
JsonParser jp;
try {
try {
jp = f.createJsonParser(fmJson);
} catch (JsonParseException e) {
throw new IOException(e);
}
jp.nextToken();
if (jp.getCurrentToken() != JsonToken.START_OBJECT) {
throw new IOException("Expected START_OBJECT");
}
while (jp.nextToken() != JsonToken.END_OBJECT) {
if (jp.getCurrentToken() != JsonToken.FIELD_NAME) {
throw new IOException("Expected FIELD_NAME");
}
String n = jp.getCurrentName();
jp.nextToken();
if (jp.getText().equals("")) {
continue;
}
// This assumes user having dpid info for involved switches
else if (n.equalsIgnoreCase("srcDpid")) {
try {
srcId = DatapathId.of(jp.getText());
} catch (NumberFormatException e) {
log.error("Unable to parse switch DPID: {}", jp.getText());
// TODO should return some error message via HTTP message
}
} else if (n.equalsIgnoreCase("dstDpid")) {
try {
dstId = DatapathId.of(jp.getText());
} catch (NumberFormatException e) {
log.error("Unable to parse switch DPID: {}", jp.getText());
// TODO should return some error message via HTTP message
}
} else if (n.equalsIgnoreCase("srcIp")) {
try {
srcIp = IPv4Address.of(jp.getText());
} catch (NumberFormatException e) {
log.error("Unable to parse IP srcIp: {}", jp.getText());
// TODO should return some error message via HTTP message
}
} else if (n.equalsIgnoreCase("dstIp")) {
try {
dstIp = IPv4Address.of(jp.getText());
} catch (NumberFormatException e) {
log.error("Unable to parse IP dstIp: {}", jp.getText());
// TODO should return some error message via HTTP message
}
} else if (n.equalsIgnoreCase("loss")) {
try {
loss = Integer.parseInt(jp.getText());
} catch (NumberFormatException e) {
log.error("Unable to parse loss: {}", jp.getText());
// TODO should return some error message via HTTP message
}
}
}
} catch (IOException e) {
log.error("Unable to parse JSON string: {}", e);
}
}