本文整理汇总了Java中backtype.storm.utils.Utils.from_json方法的典型用法代码示例。如果您正苦于以下问题：Java Utils.from_json方法的具体用法？Java Utils.from_json怎么用？Java Utils.from_json使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类backtype.storm.utils.Utils的用法示例。
在下文中一共展示了Utils.from_json方法的14个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: parseJsonConf
import backtype.storm.utils.Utils; //导入方法依赖的package包/类
private String parseJsonConf(String jsonData) {
Map<Object, Object> remoteConf = (Map)Utils.from_json(jsonData);
StringBuilder sb = new StringBuilder();
for (Entry entry : remoteConf.entrySet()) {
sb.append(entry.getKey());
sb.append(":");
sb.append(entry.getValue());
sb.append("\n");
}
return sb.toString();
}
示例2: maxTopologyMessageTimeout
import backtype.storm.utils.Utils; //导入方法依赖的package包/类
public int maxTopologyMessageTimeout() {
Integer max = Utils.getInt(_stormConf.get(Config.TOPOLOGY_MESSAGE_TIMEOUT_SECS));
for (String spout : getRawTopology().get_spouts().keySet()) {
ComponentCommon common = getComponentCommon(spout);
String jsonConf = common.get_json_conf();
if (jsonConf != null) {
Map conf = (Map) Utils.from_json(jsonConf);
Object comp = conf.get(Config.TOPOLOGY_MESSAGE_TIMEOUT_SECS);
if (comp != null) {
max = Math.max(Utils.getInt(comp), max);
}
}
}
return max;
}
示例3: deserialize
import backtype.storm.utils.Utils; //导入方法依赖的package包/类
@Override
public Object deserialize(byte[] b) {
try {
return Utils.from_json(new String(b, "UTF-8"));
} catch (UnsupportedEncodingException e) {
throw new RuntimeException(e);
}
}
示例4: deserialize
import backtype.storm.utils.Utils; //导入方法依赖的package包/类
@Override
public TransactionalValue deserialize(byte[] b) {
try {
String s = new String(b, "UTF-8");
List deser = (List) Utils.from_json(s);
return new TransactionalValue((Long) deser.get(0), deser.get(1));
} catch (UnsupportedEncodingException e) {
throw new RuntimeException(e);
}
}
示例5: deserialize
import backtype.storm.utils.Utils; //导入方法依赖的package包/类
@Override
public OpaqueValue deserialize(byte[] b) {
try {
String s = new String(b, "UTF-8");
List deser = (List) Utils.from_json(s);
return new OpaqueValue((Long) deser.get(0), deser.get(1), deser.get(2));
} catch (UnsupportedEncodingException e) {
throw new RuntimeException(e);
}
}
示例6: getData
import backtype.storm.utils.Utils; //导入方法依赖的package包/类
public Object getData(String path) {
path = "/" + path;
try {
if(_curator.checkExists().forPath(path)!=null) {
return Utils.from_json(new String(_curator.getData().forPath(path), "UTF-8"));
} else {
return null;
}
} catch(Exception e) {
throw new RuntimeException(e);
}
}
示例7: execute
import backtype.storm.utils.Utils; //导入方法依赖的package包/类
@SuppressWarnings({ "unchecked", "rawtypes" })
@Override
public void execute(TridentTuple input, TridentCollector collector) {
String args = input.getString(0);
List<List<Object>> tuples = (List) Utils.from_json(args);
for(List<Object> tuple: tuples) {
collector.emit(tuple);
}
}
示例8: execute
import backtype.storm.utils.Utils; //导入方法依赖的package包/类
@Override
public void execute(Tuple input) {
String result = (String) input.getValue(0);
String returnInfo = (String) input.getValue(1);
if (returnInfo != null) {
Map retMap = (Map) Utils.from_json(returnInfo);
final String host = (String) retMap.get("host");
final int port = Utils.getInt(retMap.get("port"));
String id = (String) retMap.get("id");
DistributedRPCInvocations.Iface client;
if (local) {
client = (DistributedRPCInvocations.Iface) ServiceRegistry
.getService(host);
} else {
List server = new ArrayList() {
{
add(host);
add(port);
}
};
if (!_clients.containsKey(server)) {
_clients.put(server, new DRPCInvocationsClient(host, port));
}
client = _clients.get(server);
}
try {
client.result(id, result);
_collector.ack(input);
} catch (TException e) {
LOG.error("Failed to return results to DRPC server", e);
_collector.fail(input);
}
}
}
示例9: execute
import backtype.storm.utils.Utils; //导入方法依赖的package包/类
@Override
public void execute(TridentTuple input, TridentCollector collector) {
String args = input.getString(0);
List<List<Object>> tuples = (List) Utils.from_json(args);
for(List<Object> tuple: tuples) {
collector.emit(tuple);
}
}
示例10: complete
import backtype.storm.utils.Utils; //导入方法依赖的package包/类
@Override
public void complete(ReturnResultsState state, TridentCollector collector) {
// only one of the multireducers will receive the tuples
if(state.returnInfo!=null) {
String result = Utils.to_json(state.results);
Map retMap = (Map) Utils.from_json(state.returnInfo);
final String host = (String) retMap.get("host");
final int port = Utils.getInt(retMap.get("port"));
String id = (String) retMap.get("id");
DistributedRPCInvocations.Iface client;
if(local) {
client = (DistributedRPCInvocations.Iface) ServiceRegistry.getService(host);
} else {
List server = new ArrayList() {{
add(host);
add(port);
}};
if(!_clients.containsKey(server)) {
_clients.put(server, new DRPCInvocationsClient(host, port));
}
client = _clients.get(server);
}
try {
client.result(id, result);
} catch(TException e) {
collector.reportError(e);
}
}
}
示例11: parseJson
import backtype.storm.utils.Utils; //导入方法依赖的package包/类
private static Map parseJson(String json) {
if (json == null)
return new HashMap();
else
return (Map) Utils.from_json(json);
}
示例12: parseFromObj
import backtype.storm.utils.Utils; //导入方法依赖的package包/类
public static WorkerAssignment parseFromObj(Object obj) {
if (obj == null) {
return null;
}
if (obj instanceof Map == false) {
return null;
}
try {
Map<String, String> map = (Map<String, String>)obj;
String supervisorId = map.get(NODEID_TAG);
String hostname = map.get(HOSTNAME_TAG);
Integer port = JStormUtils.parseInt(map.get(PORT_TAG));
String jvm = map.get(JVM_TAG);
Long mem = JStormUtils.parseLong(map.get(MEM_TAG));
Integer cpu = JStormUtils.parseInt(map.get(CPU_TAG));
Map<String, Object> componentToNum = (Map<String, Object>)Utils.from_json(map.get(COMPONENTTONUM_TAG));
WorkerAssignment ret = new WorkerAssignment(supervisorId, port);
ret.hostName = hostname;
ret.setNodeId(supervisorId);
ret.setJvm(jvm);
if (port != null) {
ret.setPort(port);
}
if (mem != null) {
ret.setMem(mem);
}
if (cpu != null) {
ret.setCpu(cpu);
}
for (Entry<String, Object> entry : componentToNum.entrySet()) {
ret.addComponent(entry.getKey(),
JStormUtils.parseInt(entry.getValue()));
}
return ret;
} catch (Exception e) {
LOG.error("Failed to convert to WorkerAssignment, raw:" + obj, e);
return null;
}
}
示例13: main
import backtype.storm.utils.Utils; //导入方法依赖的package包/类
public static void main(String[] args) {
WorkerAssignment input = new WorkerAssignment();
input.setJvm("sb");
input.setCpu(1);
input.setMem(2);
input.addComponent("2b", 2);
String outString = Utils.to_json(input);
System.out.println(input);
//String outString = "[componentToNum={},mem=1610612736,cpu=1,hostName=mobilejstorm-60-1,jvm=<null>,nodeId=<null>,port=0]";
Object object = Utils.from_json(outString);
System.out.println(object);
System.out.println(parseFromObj(object));
System.out.print(input.equals(parseFromObj(object)));
}
示例14: supervisorConf
import backtype.storm.utils.Utils; //导入方法依赖的package包/类
@RequestMapping("/supervisor/{host}/configuration")
public Map supervisorConf(@PathVariable String name, @PathVariable String host) {
int port = UIUtils.getSupervisorPort(name);
String json = UIUtils.getSupervisorConf(host, port).getData();
return (Map) Utils.from_json(json);
}