Examples of com.hazelcast.mapreduce.impl.operation.KeysAssignmentResult

Package com.hazelcast.mapreduce.impl.operation

Examples of com.hazelcast.mapreduce.impl.operation.KeysAssignmentResult

com.hazelcast.mapreduce.impl.operation.KeysAssignmentResult
This class is used to store assignment results in {@link com.hazelcast.mapreduce.impl.operation.KeysAssignmentOperation}executions.

    private static void requestAssignment(Set<Object> keys, JobSupervisor supervisor) {
        try {
            MapReduceService mapReduceService = supervisor.getMapReduceService();
            String name = supervisor.getConfiguration().getName();
            String jobId = supervisor.getConfiguration().getJobId();
            KeysAssignmentResult assignmentResult = mapReduceService
                    .processRequest(supervisor.getJobOwner(), new KeysAssignmentOperation(name, jobId, keys), name);


            if (assignmentResult.getResultState() == SUCCESSFUL) {
                Map<Object, Address> assignment = assignmentResult.getAssignment();
                for (Map.Entry<Object, Address> entry : assignment.entrySet()) {
                    // Cache the keys for later mappings
                    if (!supervisor.assignKeyReducerAddress(entry.getKey(), entry.getValue())) {
                        throw new IllegalStateException("Key reducer assignment in illegal state");
                    }

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            }
        };
        constructors[KEYS_ASSIGNMENT_RESULT] = new ConstructorFunction<Integer, IdentifiedDataSerializable>() {
            @Override
            public IdentifiedDataSerializable createNew(Integer arg) {
                return new KeysAssignmentResult();
            }
        };
        constructors[KEYS_ASSIGNMENT_OPERATION] = new ConstructorFunction<Integer, IdentifiedDataSerializable>() {
            @Override
            public IdentifiedDataSerializable createNew(Integer arg) {

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    private static void requestAssignment(Set<Object> keys, JobSupervisor supervisor) {
        try {
            MapReduceService mapReduceService = supervisor.getMapReduceService();
            String name = supervisor.getConfiguration().getName();
            String jobId = supervisor.getConfiguration().getJobId();
            KeysAssignmentResult assignmentResult = mapReduceService
                    .processRequest(supervisor.getJobOwner(), new KeysAssignmentOperation(name, jobId, keys), name);


            if (assignmentResult.getResultState() == SUCCESSFUL) {
                Map<Object, Address> assignment = assignmentResult.getAssignment();
                for (Map.Entry<Object, Address> entry : assignment.entrySet()) {
                    // Cache the keys for later mappings
                    if (!supervisor.assignKeyReducerAddress(entry.getKey(), entry.getValue())) {
                        throw new IllegalStateException("Key reducer assignment in illegal state");
                    }

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            }
        };
        constructors[KEYS_ASSIGNMENT_RESULT] = new ConstructorFunction<Integer, IdentifiedDataSerializable>() {
            @Override
            public IdentifiedDataSerializable createNew(Integer arg) {
                return new KeysAssignmentResult();
            }
        };
        constructors[KEYS_ASSIGNMENT_OPERATION] = new ConstructorFunction<Integer, IdentifiedDataSerializable>() {
            @Override
            public IdentifiedDataSerializable createNew(Integer arg) {

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Related Classes of com.hazelcast.mapreduce.impl.operation.KeysAssignmentResult

com.hazelcast.mapreduce.impl.MapReduceDataSerializerHook

com.hazelcast.mapreduce.impl.MapReduceUtil

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