HelloWorldDataReader.java

User Data Type Support

Files generated by rtiddsgen that implement the type specific APIs required by the DDS specification, as described in the User Data Type Support, where:

• FooTypeSupport = HelloWorldTypeSupport
• FooDataWriter = HelloWorldDataWriter
• FooDataReader = HelloWorldDataReader

HelloWorldTypeSupport.java

[$(NDDSHOME)/example/JAVA/helloWorld/HelloWorldTypeSupport.java]

/*
WARNING: THIS FILE IS AUTO-GENERATED. DO NOT MODIFY.

This file was generated from .idl using "rtiddsgen".
The rtiddsgen tool is part of the RTI Connext distribution.
For more information, type 'rtiddsgen -help' at a command shell
or consult the RTI Connext manual.
*/

import com.rti.dds.cdr.CdrEncapsulation;
import com.rti.dds.cdr.CdrInputStream;
import com.rti.dds.cdr.CdrOutputStream;
import com.rti.dds.cdr.CdrPrimitiveType;
import com.rti.dds.cdr.CdrBuffer;
import com.rti.dds.cdr.CdrHelper;
import com.rti.dds.cdr.CdrMemberInfo;
import com.rti.dds.domain.DomainParticipant;
import com.rti.dds.publication.DataWriter;
import com.rti.dds.publication.DataWriterListener;
import com.rti.dds.subscription.DataReader;
import com.rti.dds.subscription.DataReaderListener;
import com.rti.dds.topic.KeyHash_t;
import com.rti.dds.topic.TypeSupportImpl;
import com.rti.dds.topic.TypeSupportType;
import com.rti.dds.util.Sequence;
import com.rti.dds.topic.DefaultEndpointData;
import com.rti.dds.infrastructure.RETCODE_ERROR;

import com.rti.dds.infrastructure.*;
import com.rti.dds.topic.TypeSupportParticipantInfo;
import com.rti.dds.topic.TypeSupportEndpointInfo;
import com.rti.dds.typecode.TypeCode;
import com.rti.dds.cdr.IllegalCdrStateException;

import com.rti.dds.infrastructure.Copyable;

public class HelloWorldTypeSupport extends TypeSupportImpl {
    // -----------------------------------------------------------------------
    // Private Fields
    // -----------------------------------------------------------------------

    private static final String TYPE_NAME = "HelloWorld";

    private static final char[] PLUGIN_VERSION = {2, 0, 0, 0};     
    private static final HelloWorldTypeSupport _singleton
    = new HelloWorldTypeSupport();

    // -----------------------------------------------------------------------
    // Public Methods
    // -----------------------------------------------------------------------

    // --- External methods: -------------------------------------------------
    /* The methods in this section are for use by users of RTI Connext
    */

    public static String get_type_name() {
        return _singleton.get_type_nameI();
    }

    public static void register_type(DomainParticipant participant,
    String type_name) {
        _singleton.register_typeI(participant, type_name);
    }

    public static void unregister_type(DomainParticipant participant,
    String type_name) {
        _singleton.unregister_typeI(participant, type_name);
    }

    /* The methods in this section are for use by RTI Connext
    * itself and by the code generated by rtiddsgen for other types.
    * They should be used directly or modified only by advanced users and are
    * subject to change in future versions of RTI Connext.
    */
    public static HelloWorldTypeSupport get_instance() {
        return _singleton;
    }

    public static HelloWorldTypeSupport getInstance() {
        return get_instance();
    }

    public Object create_data() {
        return HelloWorld.create();
    }

    public void destroy_data(Object data) {
        return;
    }
    public Object create_key() {
        return new HelloWorld();
    }

    public void destroy_key(Object key) {
        return;
    }
    public Class get_type() {
        return HelloWorld.class;
    }

    public Object copy_data(Object destination, Object source) {

        HelloWorld typedDst = (HelloWorld) destination;
        HelloWorld typedSrc = (HelloWorld) source;

        return typedDst.copy_from(typedSrc);

    }

    public long get_serialized_sample_max_size(Object endpoint_data,boolean include_encapsulation,short encapsulation_id,long currentAlignment) {

        long origAlignment = currentAlignment;
        long encapsulation_size = currentAlignment;

        if(include_encapsulation) {
            if (!CdrEncapsulation.isValidEncapsulationKind(encapsulation_id)) {
                throw new RETCODE_ERROR("Unsupported encapsulation");
            }

            encapsulation_size += CdrPrimitiveType.SHORT.getMaxSizeSerialized(encapsulation_size);
            encapsulation_size += CdrPrimitiveType.SHORT.getMaxSizeSerialized(encapsulation_size);
            encapsulation_size -= currentAlignment;
            currentAlignment = 0;
            origAlignment = 0;

        } 

        currentAlignment += CdrPrimitiveType.getStringMaxSizeSerialized(currentAlignment, ((128))+1);
        if (include_encapsulation) {
            currentAlignment += encapsulation_size;
        }
        return  currentAlignment - origAlignment;
    }

    public long get_serialized_sample_min_size(Object endpoint_data,boolean include_encapsulation,short encapsulation_id,long currentAlignment) {

        long origAlignment = currentAlignment;
        long encapsulation_size = currentAlignment;

        if(include_encapsulation) {
            if (!CdrEncapsulation.isValidEncapsulationKind(encapsulation_id)) {
                throw new RETCODE_ERROR("Unsupported encapsulation");
            }

            encapsulation_size += CdrPrimitiveType.SHORT.getMaxSizeSerialized(encapsulation_size);
            encapsulation_size += CdrPrimitiveType.SHORT.getMaxSizeSerialized(encapsulation_size);
            encapsulation_size -= currentAlignment;
            currentAlignment = 0;
            origAlignment = 0;

        } 

        currentAlignment += CdrPrimitiveType.getStringMaxSizeSerialized(currentAlignment, 1);

        if (include_encapsulation) {
            currentAlignment += encapsulation_size;
        }
        return  currentAlignment - origAlignment;

    }

    public long get_serialized_sample_size(
        Object endpoint_data, boolean include_encapsulation, 
        short encapsulation_id, long currentAlignment,
        Object sample) 
    {
        HelloWorld typedSrc = (HelloWorld) sample;
        long origAlignment = currentAlignment;
        long encapsulation_size = currentAlignment;

        if(include_encapsulation) {
            if (!CdrEncapsulation.isValidEncapsulationKind(encapsulation_id)) {
                throw new RETCODE_ERROR("Unsupported encapsulation");
            }

            encapsulation_size += CdrPrimitiveType.SHORT.getMaxSizeSerialized(encapsulation_size);
            encapsulation_size += CdrPrimitiveType.SHORT.getMaxSizeSerialized(encapsulation_size);
            encapsulation_size -= currentAlignment;
            currentAlignment = 0;
            origAlignment = 0;

        } 

        currentAlignment  +=  CdrPrimitiveType.getStringSerializedSize(currentAlignment , typedSrc.msg );

        if (include_encapsulation) {
            currentAlignment += encapsulation_size;
        }
        return currentAlignment - origAlignment;
    }

    public long get_serialized_key_max_size(
        Object endpoint_data,
        boolean include_encapsulation, 
        short encapsulation_id,
        long currentAlignment) 
    {

        long origAlignment = currentAlignment;
        long encapsulation_size = currentAlignment;

        if(include_encapsulation) {
            if (!CdrEncapsulation.isValidEncapsulationKind(encapsulation_id)) {
                throw new RETCODE_ERROR("Unsupported encapsulation");
            }

            encapsulation_size += CdrPrimitiveType.SHORT.getMaxSizeSerialized(encapsulation_size);
            encapsulation_size += CdrPrimitiveType.SHORT.getMaxSizeSerialized(encapsulation_size);
            encapsulation_size -= currentAlignment;
            currentAlignment = 0;
            origAlignment = 0;

        } 

        currentAlignment += get_serialized_sample_max_size(
            endpoint_data,false,encapsulation_id,currentAlignment);

        if (include_encapsulation) {
            currentAlignment += encapsulation_size;
        }

        return currentAlignment - origAlignment;
    }

    public void serialize(Object endpoint_data,Object src, CdrOutputStream dst,boolean serialize_encapsulation,
    short encapsulation_id, boolean serialize_sample, Object endpoint_plugin_qos) {
        int position = 0;

        if(serialize_encapsulation) {
            dst.serializeAndSetCdrEncapsulation(encapsulation_id);

            position = dst.resetAlignment();

        }

        if(serialize_sample) {

            HelloWorld typedSrc = (HelloWorld) src;

            dst.writeString(typedSrc.msg,(128));
        }

        if (serialize_encapsulation) {
            dst.restoreAlignment(position);
        }

    }

    public void serialize_key(
        Object endpoint_data,
        Object src,
        CdrOutputStream dst,
        boolean serialize_encapsulation,
        short encapsulation_id,
        boolean serialize_key,
        Object endpoint_plugin_qos) 
    {
        int position = 0;

        if (serialize_encapsulation) {
            dst.serializeAndSetCdrEncapsulation(encapsulation_id);

            position = dst.resetAlignment();
        }

        if (serialize_key) {

            HelloWorld typedSrc = (HelloWorld) src;    
            serialize(endpoint_data, src, dst, false, CdrEncapsulation.CDR_ENCAPSULATION_ID_CDR_BE, true, endpoint_plugin_qos);

        }

        if (serialize_encapsulation) {
            dst.restoreAlignment(position);
        }
    }

    public Object deserialize_sample(
        Object endpoint_data,
        Object dst, 
        CdrInputStream src, boolean deserialize_encapsulation,
        boolean deserialize_sample,
        Object endpoint_plugin_qos) 
    {
        int position = 0;

        if(deserialize_encapsulation) {
            src.deserializeAndSetCdrEncapsulation();

            position = src.resetAlignment();
        }

        if(deserialize_sample) {

            HelloWorld typedDst = (HelloWorld) dst;
            typedDst.clear();      
            try{
                typedDst.msg = src.readString((128));
            } catch (IllegalCdrStateException stateEx) {
                if (src.available() >= CdrEncapsulation.CDR_ENCAPSULATION_PARAMETER_ID_ALIGNMENT) {
                    throw new RETCODE_ERROR("Error deserializing sample! Remainder: " + src.available() + "\n" +
                    "Exception caused by: " + stateEx.getMessage());
                }
            } catch (Exception ex) {
                throw new RETCODE_ERROR(ex.getMessage());        
            }

        }
        if (deserialize_encapsulation) {
            src.restoreAlignment(position);
        }

        return dst;
    }

    public Object deserialize_key_sample(
        Object endpoint_data,
        Object dst,
        CdrInputStream src,
        boolean deserialize_encapsulation,
        boolean deserialize_key,
        Object endpoint_plugin_qos) 
    {
        int position = 0;

        if(deserialize_encapsulation) {
            src.deserializeAndSetCdrEncapsulation();

            position = src.resetAlignment();
        }

        if(deserialize_key) {

            HelloWorld typedDst = (HelloWorld) dst;

            deserialize_sample(endpoint_data, dst, src, false, true, endpoint_plugin_qos);

        }
        if (deserialize_encapsulation) {
            src.restoreAlignment(position);
        }

        return dst;
    }

    public void skip(Object endpoint_data, 
    CdrInputStream src,
    boolean skip_encapsulation, 
    boolean skip_sample, 
    Object endpoint_plugin_qos)
    {
        int position = 0;

        if (skip_encapsulation) {
            src.skipEncapsulation();

            position = src.resetAlignment();
        }

        if (skip_sample) {

            src.skipString();

        }

        if (skip_encapsulation) {
            src.restoreAlignment(position);
        }
    }

    public Object serialized_sample_to_key(
        Object endpoint_data,
        Object sample,
        CdrInputStream src, 
        boolean deserialize_encapsulation,  
        boolean deserialize_key, 
        Object endpoint_plugin_qos) 
    {

        int position = 0;

        if(deserialize_encapsulation) {
            src.deserializeAndSetCdrEncapsulation();

            position = src.resetAlignment();
        }

        if (deserialize_key) {

            HelloWorld typedDst = (HelloWorld) sample;

            deserialize_sample(
                endpoint_data, sample, src, false,
                true, endpoint_plugin_qos);

        }

        if (deserialize_encapsulation) {
            src.restoreAlignment(position);
        }

        return sample;
    }

    // -----------------------------------------------------------------------
    // Callbacks
    // -----------------------------------------------------------------------
    public Object on_participant_attached(Object registration_data,
    TypeSupportParticipantInfo participant_info,
    boolean top_level_registration,
    Object container_plugin_context,
    TypeCode type_code) {
        return super.on_participant_attached(
            registration_data, participant_info, top_level_registration,
            container_plugin_context, type_code);
    }

    public void on_participant_detached(Object participant_data) {
        super.on_participant_detached(participant_data);
    }

    public Object on_endpoint_attached(Object participantData,
    TypeSupportEndpointInfo endpoint_info,
    boolean top_level_registration,
    Object container_plugin_context) {
        return super.on_endpoint_attached(
            participantData,  endpoint_info,  
            top_level_registration, container_plugin_context);        
    }

    public void on_endpoint_detached(Object endpoint_data) {
        super.on_endpoint_detached(endpoint_data);
    }
    // -----------------------------------------------------------------------
    // Protected Methods
    // -----------------------------------------------------------------------

    protected DataWriter create_datawriter(long native_writer,
    DataWriterListener listener,
    int mask) {
        return new HelloWorldDataWriter (native_writer, listener, mask, this);            
    }

    protected DataReader create_datareader(long native_reader,
    DataReaderListener listener,
    int mask) {

        return new HelloWorldDataReader(native_reader, listener, mask, this);   

    }

    // -----------------------------------------------------------------------
    // Constructor
    // -----------------------------------------------------------------------

    protected HelloWorldTypeSupport() {

        /* If the user data type supports keys, then the second argument
        to the constructor below should be true.  Otherwise it should
        be false. */        

        super(TYPE_NAME, false,HelloWorldTypeCode.VALUE,HelloWorld.class,TypeSupportType.TST_STRUCT, PLUGIN_VERSION);

    }

    protected HelloWorldTypeSupport (boolean enableKeySupport) {

        super(TYPE_NAME, enableKeySupport,HelloWorldTypeCode.VALUE,HelloWorld.class,TypeSupportType.TST_STRUCT, PLUGIN_VERSION);
    }
}

HelloWorldDataWriter.java

[$(NDDSHOME)/example/JAVA/helloWorld/HelloWorldDataWriter.java]

/*
WARNING: THIS FILE IS AUTO-GENERATED. DO NOT MODIFY.

This file was generated from .idl using "rtiddsgen".
The rtiddsgen tool is part of the RTI Connext distribution.
For more information, type 'rtiddsgen -help' at a command shell
or consult the RTI Connext manual.
*/

import com.rti.dds.infrastructure.Time_t;
import com.rti.dds.infrastructure.WriteParams_t;
import com.rti.dds.infrastructure.InstanceHandle_t;
import com.rti.dds.publication.DataWriterImpl;
import com.rti.dds.publication.DataWriterListener;
import com.rti.dds.topic.TypeSupportImpl;

// ===========================================================================
public class HelloWorldDataWriter extends DataWriterImpl {
    // -----------------------------------------------------------------------
    // Public Methods
    // -----------------------------------------------------------------------

    public InstanceHandle_t register_instance(HelloWorld instance_data) {
        return register_instance_untyped(instance_data);
    }

    public InstanceHandle_t register_instance_w_timestamp(HelloWorld instance_data,
    Time_t source_timestamp) {
        return register_instance_w_timestamp_untyped(
            instance_data, source_timestamp);
    }

    public InstanceHandle_t register_instance_w_params(HelloWorld instance_data,
    WriteParams_t params) {
        return register_instance_w_params_untyped(
            instance_data, params);
    }

    public void unregister_instance(HelloWorld instance_data,
    InstanceHandle_t handle) {
        unregister_instance_untyped(instance_data, handle);
    }

    public void unregister_instance_w_timestamp(HelloWorld instance_data,
    InstanceHandle_t handle, Time_t source_timestamp) {

        unregister_instance_w_timestamp_untyped(
            instance_data, handle, source_timestamp);
    }

    public void unregister_instance_w_params(HelloWorld instance_data,
    WriteParams_t params) {

        unregister_instance_w_params_untyped(
            instance_data, params);
    }

    public void write(HelloWorld instance_data, InstanceHandle_t handle) {
        write_untyped(instance_data, handle);
    }

    public void write_w_timestamp(HelloWorld instance_data,
    InstanceHandle_t handle, Time_t source_timestamp) {

        write_w_timestamp_untyped(instance_data, handle, source_timestamp);
    }

    public void write_w_params(HelloWorld instance_data,
    WriteParams_t params) {

        write_w_params_untyped(instance_data, params);
    }

    public void dispose(HelloWorld instance_data, InstanceHandle_t instance_handle){
        dispose_untyped(instance_data, instance_handle);
    }

    public void dispose_w_timestamp(HelloWorld instance_data,
    InstanceHandle_t instance_handle, Time_t source_timestamp) {

        dispose_w_timestamp_untyped(
            instance_data, instance_handle, source_timestamp);
    }

    public void dispose_w_params(HelloWorld instance_data,
    WriteParams_t params) {

        dispose_w_params_untyped(instance_data, params);
    }

    public void get_key_value(HelloWorld key_holder, InstanceHandle_t handle) {
        get_key_value_untyped(key_holder, handle);
    }

    public InstanceHandle_t lookup_instance(HelloWorld key_holder) {
        return lookup_instance_untyped(key_holder);
    }

    // -----------------------------------------------------------------------
    // Package Methods
    // -----------------------------------------------------------------------

    // --- Constructors: -----------------------------------------------------

    /*package*/ HelloWorldDataWriter(long native_writer, DataWriterListener listener,
    int mask, TypeSupportImpl type) {
        super(native_writer, listener, mask, type);
    }
}

HelloWorldDataReader.java

[$(NDDSHOME)/example/JAVA/helloWorld/HelloWorldDataReader.java]

/*
WARNING: THIS FILE IS AUTO-GENERATED. DO NOT MODIFY.

This file was generated from .idl using "rtiddsgen".
The rtiddsgen tool is part of the RTI Connext distribution.
For more information, type 'rtiddsgen -help' at a command shell
or consult the RTI Connext manual.
*/

import com.rti.dds.infrastructure.InstanceHandle_t;
import com.rti.dds.subscription.DataReaderImpl;
import com.rti.dds.subscription.DataReaderListener;
import com.rti.dds.subscription.ReadCondition;
import com.rti.dds.subscription.SampleInfo;
import com.rti.dds.subscription.SampleInfoSeq;
import com.rti.dds.topic.TypeSupportImpl;

// ===========================================================================

public class HelloWorldDataReader extends DataReaderImpl {
    // -----------------------------------------------------------------------
    // Public Methods
    // -----------------------------------------------------------------------

    public void read(HelloWorldSeq received_data, SampleInfoSeq info_seq,
    int max_samples,
    int sample_states, int view_states, int instance_states) {
        read_untyped(received_data, info_seq, max_samples, sample_states,
        view_states, instance_states);
    }

    public void take(HelloWorldSeq received_data, SampleInfoSeq info_seq,
    int max_samples,
    int sample_states, int view_states, int instance_states) {
        take_untyped(received_data, info_seq, max_samples, sample_states,
        view_states, instance_states);
    }

    public void read_w_condition(HelloWorldSeq received_data, 
    SampleInfoSeq info_seq,
    int max_samples,
    ReadCondition condition) {
        read_w_condition_untyped(received_data, info_seq, max_samples,
        condition);
    }

    public void take_w_condition(HelloWorldSeq received_data, 
    SampleInfoSeq info_seq,
    int max_samples,
    ReadCondition condition) {
        take_w_condition_untyped(received_data, info_seq, max_samples,
        condition);
    }

    public void read_next_sample(HelloWorld received_data, SampleInfo sample_info) {
        read_next_sample_untyped(received_data, sample_info);
    }

    public void take_next_sample(HelloWorld received_data, SampleInfo sample_info) {
        take_next_sample_untyped(received_data, sample_info);
    }

    public void read_instance(HelloWorldSeq received_data, SampleInfoSeq info_seq,
    int max_samples, InstanceHandle_t a_handle, int sample_states,
    int view_states, int instance_states) {

        read_instance_untyped(received_data, info_seq, max_samples, a_handle,
        sample_states, view_states, instance_states);
    }

    public void take_instance(HelloWorldSeq received_data, SampleInfoSeq info_seq,
    int max_samples, InstanceHandle_t a_handle, int sample_states,
    int view_states, int instance_states) {

        take_instance_untyped(received_data, info_seq, max_samples, a_handle,
        sample_states, view_states, instance_states);
    }

    public void read_instance_w_condition(HelloWorldSeq received_data,
    SampleInfoSeq info_seq, int max_samples,
    InstanceHandle_t a_handle, ReadCondition condition) {

        read_instance_w_condition_untyped(received_data, info_seq, 
        max_samples, a_handle, condition);
    }

    public void take_instance_w_condition(HelloWorldSeq received_data,
    SampleInfoSeq info_seq, int max_samples,
    InstanceHandle_t a_handle, ReadCondition condition) {

        take_instance_w_condition_untyped(received_data, info_seq, 
        max_samples, a_handle, condition);
    }

    public void read_next_instance(HelloWorldSeq received_data,
    SampleInfoSeq info_seq, int max_samples,
    InstanceHandle_t a_handle, int sample_states, int view_states,
    int instance_states) {

        read_next_instance_untyped(received_data, info_seq, max_samples,
        a_handle, sample_states, view_states, instance_states);
    }

    public void take_next_instance(HelloWorldSeq received_data,
    SampleInfoSeq info_seq, int max_samples,
    InstanceHandle_t a_handle, int sample_states, int view_states,
    int instance_states) {

        take_next_instance_untyped(received_data, info_seq, max_samples,
        a_handle, sample_states, view_states, instance_states);
    }

    public void read_next_instance_w_condition(HelloWorldSeq received_data,
    SampleInfoSeq info_seq, int max_samples,
    InstanceHandle_t a_handle, ReadCondition condition) {

        read_next_instance_w_condition_untyped(received_data, info_seq, 
        max_samples, a_handle, condition);
    }

    public void take_next_instance_w_condition(HelloWorldSeq received_data,
    SampleInfoSeq info_seq, int max_samples,
    InstanceHandle_t a_handle, ReadCondition condition) {

        take_next_instance_w_condition_untyped(received_data, info_seq, 
        max_samples, a_handle, condition);
    }

    public void return_loan(HelloWorldSeq received_data, SampleInfoSeq info_seq) {
        return_loan_untyped(received_data, info_seq);
    }

    public void get_key_value(HelloWorld key_holder, InstanceHandle_t handle){
        get_key_value_untyped(key_holder, handle);
    }

    public InstanceHandle_t lookup_instance(HelloWorld key_holder) {
        return lookup_instance_untyped(key_holder);
    }

    // -----------------------------------------------------------------------
    // Package Methods
    // -----------------------------------------------------------------------

    // --- Constructors: -----------------------------------------------------

    /*package*/  HelloWorldDataReader (long native_reader, DataReaderListener listener,
    int mask, TypeSupportImpl data_type) {
        super(native_reader, listener, mask, data_type);
    }

}