Examples with Operators com.datatorrent.stram.plan.logical.Operators used on opensource projects

Example 1 with Operators

use of com.datatorrent.stram.plan.logical.Operators in project apex-core by apache.

the class LogicalPlanSerializer method convertToMap.

/**
   *
   * @param dag
   * @return
   */
public static Map<String, Object> convertToMap(LogicalPlan dag, boolean includeModules) {
    HashMap<String, Object> result = new HashMap<>();
    ArrayList<Object> operatorArray = new ArrayList<>();
    ArrayList<Object> streamMap = new ArrayList<>();
    //result.put("applicationName", appConfig.getName());
    result.put("operators", operatorArray);
    result.put("streams", streamMap);
    //LogicalPlan dag = StramAppLauncher.prepareDAG(appConfig, StreamingApplication.LAUNCHMODE_YARN);
    //
    // should we put the DAGContext info here?
    Map<String, Object> dagAttrs = new HashMap<>();
    for (Map.Entry<Attribute<Object>, Object> e : Attribute.AttributeMap.AttributeInitializer.getAllAttributes(dag, Context.DAGContext.class).entrySet()) {
        dagAttrs.put(e.getKey().getSimpleName(), e.getValue());
    }
    result.put("attributes", dagAttrs);
    Collection<OperatorMeta> allOperators = dag.getAllOperators();
    ObjectMapper propertyObjectMapper = new ObjectMapper();
    propertyObjectMapper.configure(JsonGenerator.Feature.WRITE_NUMBERS_AS_STRINGS, true);
    propertyObjectMapper.configure(SerializationConfig.Feature.FAIL_ON_EMPTY_BEANS, false);
    StdTypeResolverBuilder typer = new PropertyTypeResolverBuilder();
    typer.init(JsonTypeInfo.Id.CLASS, null);
    typer = typer.inclusion(JsonTypeInfo.As.PROPERTY);
    propertyObjectMapper.setDefaultTyping(typer);
    for (OperatorMeta operatorMeta : allOperators) {
        HashMap<String, Object> operatorDetailMap = new HashMap<>();
        ArrayList<Map<String, Object>> portList = new ArrayList<>();
        Map<String, Object> attributeMap = new HashMap<>();
        String operatorName = operatorMeta.getName();
        operatorArray.add(operatorDetailMap);
        operatorDetailMap.put("name", operatorName);
        operatorDetailMap.put("ports", portList);
        operatorDetailMap.put("class", operatorMeta.getOperator().getClass().getName());
        operatorDetailMap.put("attributes", attributeMap);
        Map<Attribute<Object>, Object> rawAttributes = Attribute.AttributeMap.AttributeInitializer.getAllAttributes(operatorMeta, Context.OperatorContext.class);
        for (Map.Entry<Attribute<Object>, Object> entry : rawAttributes.entrySet()) {
            attributeMap.put(entry.getKey().getSimpleName(), entry.getValue());
        }
        ObjectMapperString str;
        try {
            str = new ObjectMapperString(propertyObjectMapper.writeValueAsString(operatorMeta.getOperator()));
        } catch (Throwable ex) {
            LOG.error("Got exception when trying to get properties for operator {}", operatorMeta.getName(), ex);
            str = null;
        }
        operatorDetailMap.put("properties", str);
        Operators.PortMappingDescriptor pmd = new Operators.PortMappingDescriptor();
        Operators.describe(operatorMeta.getOperator(), pmd);
        for (Map.Entry<String, PortContextPair<InputPort<?>>> entry : pmd.inputPorts.entrySet()) {
            HashMap<String, Object> portDetailMap = new HashMap<>();
            HashMap<String, Object> portAttributeMap = new HashMap<>();
            InputPortMeta portMeta = operatorMeta.getMeta(entry.getValue().component);
            String portName = portMeta.getPortName();
            portDetailMap.put("name", portName);
            portDetailMap.put("type", "input");
            portDetailMap.put("attributes", portAttributeMap);
            rawAttributes = Attribute.AttributeMap.AttributeInitializer.getAllAttributes(portMeta, Context.PortContext.class);
            for (Map.Entry<Attribute<Object>, Object> attEntry : rawAttributes.entrySet()) {
                portAttributeMap.put(attEntry.getKey().getSimpleName(), attEntry.getValue());
            }
            portList.add(portDetailMap);
        }
        for (Map.Entry<String, PortContextPair<OutputPort<?>>> entry : pmd.outputPorts.entrySet()) {
            HashMap<String, Object> portDetailMap = new HashMap<>();
            HashMap<String, Object> portAttributeMap = new HashMap<>();
            OutputPortMeta portMeta = operatorMeta.getMeta(entry.getValue().component);
            String portName = portMeta.getPortName();
            portDetailMap.put("name", portName);
            portDetailMap.put("type", "output");
            portDetailMap.put("attributes", portAttributeMap);
            rawAttributes = Attribute.AttributeMap.AttributeInitializer.getAllAttributes(portMeta, Context.PortContext.class);
            for (Map.Entry<Attribute<Object>, Object> attEntry : rawAttributes.entrySet()) {
                portAttributeMap.put(attEntry.getKey().getSimpleName(), attEntry.getValue());
            }
            portList.add(portDetailMap);
        }
    }
    Collection<StreamMeta> allStreams = dag.getAllStreams();
    for (StreamMeta streamMeta : allStreams) {
        HashMap<String, Object> streamDetailMap = new HashMap<>();
        String streamName = streamMeta.getName();
        streamMap.add(streamDetailMap);
        String sourcePortName = streamMeta.getSource().getPortName();
        OperatorMeta operatorMeta = streamMeta.getSource().getOperatorMeta();
        HashMap<String, Object> sourcePortDetailMap = new HashMap<>();
        sourcePortDetailMap.put("operatorName", operatorMeta.getName());
        sourcePortDetailMap.put("portName", sourcePortName);
        streamDetailMap.put("name", streamName);
        streamDetailMap.put("source", sourcePortDetailMap);
        Collection<InputPortMeta> sinks = streamMeta.getSinks();
        ArrayList<HashMap<String, Object>> sinkPortList = new ArrayList<>();
        for (InputPortMeta sinkPort : sinks) {
            HashMap<String, Object> sinkPortDetailMap = new HashMap<>();
            sinkPortDetailMap.put("operatorName", sinkPort.getOperatorMeta().getName());
            sinkPortDetailMap.put("portName", sinkPort.getPortName());
            sinkPortList.add(sinkPortDetailMap);
        }
        streamDetailMap.put("sinks", sinkPortList);
        if (streamMeta.getLocality() != null) {
            streamDetailMap.put("locality", streamMeta.getLocality().name());
        }
    }
    if (includeModules) {
        ArrayList<Map<String, Object>> modulesArray = new ArrayList<>();
        result.put("modules", modulesArray);
        for (LogicalPlan.ModuleMeta meta : dag.getAllModules()) {
            modulesArray.add(getLogicalModuleDetails(dag, meta));
        }
    }
    return result;
}