Java Code Examples for org.omg.CORBA.WStringValueHelper

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Example 1
Project: javify   File: Vio.java   View source code 4 votes vote down vote up
/**
 * Read the value base from the given input stream. Determines the required
 * class from the repository id. This includes operations that are not
 * required when an unitialised instance or at least class of the value type
 * is known. Hence it may be faster to use the alternative methods,
 * read(InputStream, Class) or read(InputStream, Serializable).
 *
 * @param input a stream to read from.
 * @param repository_id a repository id of the object being read, may be null.
 *
 * @return the loaded value.
 *
 * @throws MARSHAL if the reading has failed due any reason.
 */
public static Serializable read(InputStream input, String repository_id)
{
  try
    {
      final int position = getCurrentPosition(input);
      // We may need to jump back if the value is read via value factory.
      input.mark(512);

      int value_tag = input.read_long();
      checkTag(value_tag);

      String codebase = null;
      String[] ids = null;
      String id = repository_id;

      // Check for the agreed null value.
      if (value_tag == vt_NULL)
        return null;
      else if (value_tag == vt_INDIRECTION)
        return readIndirection(input);
      else
        {
          // Read the value.
          if ((value_tag & vf_CODEBASE) != 0)
            {
              // The codebase is present. The codebase is a space
              // separated list of URLs from where the implementing
              // code can be downloaded.
              codebase = read_string(input);
            }

          if ((value_tag & vf_MULTIPLE_IDS) != 0)
            {
              // Multiple supported repository ids are present.
              ids = read_string_array(input);
            }
          else if ((value_tag & vf_ID) != 0)
            {
              // Single supported repository id is present.
              id = read_string(input);
            }
        }

      BoxedValueHelper helper = getHelper(null, id);
      // The existing implementing object.
      java.lang.Object ox = null;

      if (helper != null)
        ox = null; // Helper will care about the instantiating.
      else if (id.equals(WStringValueHelper.id()))
        helper = m_StringValueHelper;
      else
        ox = createInstance(id, ids, codebase);
      return (Serializable) read_instance(input, position, ox, value_tag,
        helper, id, ids, codebase);
    }
  catch (Exception ex)
    {
      MARSHAL m = new MARSHAL();
      m.minor = Minor.Value;
      m.initCause(ex);
      throw m;
    }
}
 
Example 2
Project: jvm-stm   File: Vio.java   View source code 4 votes vote down vote up
/**
 * Read the value base from the given input stream. Determines the required
 * class from the repository id. This includes operations that are not
 * required when an unitialised instance or at least class of the value type
 * is known. Hence it may be faster to use the alternative methods,
 * read(InputStream, Class) or read(InputStream, Serializable).
 * 
 * @param input a stream to read from.
 * @param repository_id a repository id of the object being read, may be null.
 * 
 * @return the loaded value.
 * 
 * @throws MARSHAL if the reading has failed due any reason.
 */
public static Serializable read(InputStream input, String repository_id)
{
  try
    {
      final int position = getCurrentPosition(input);
      // We may need to jump back if the value is read via value factory.
      input.mark(512);

      int value_tag = input.read_long();
      checkTag(value_tag);

      String codebase = null;
      String[] ids = null;
      String id = repository_id;

      // Check for the agreed null value.
      if (value_tag == vt_NULL)
        return null;
      else if (value_tag == vt_INDIRECTION)
        return readIndirection(input);
      else
        {
          // Read the value.
          if ((value_tag & vf_CODEBASE) != 0)
            {
              // The codebase is present. The codebase is a space
              // separated list of URLs from where the implementing
              // code can be downloaded.
              codebase = read_string(input);
            }

          if ((value_tag & vf_MULTIPLE_IDS) != 0)
            {
              // Multiple supported repository ids are present.
              ids = read_string_array(input);
            }
          else if ((value_tag & vf_ID) != 0)
            {
              // Single supported repository id is present.
              id = read_string(input);
            }
        }

      BoxedValueHelper helper = getHelper(null, id);
      // The existing implementing object.
      java.lang.Object ox = null;

      if (helper != null)
        ox = null; // Helper will care about the instantiating.
      else if (id.equals(WStringValueHelper.id()))
        helper = m_StringValueHelper;
      else
        ox = createInstance(id, ids, codebase);
      return (Serializable) read_instance(input, position, ox, value_tag,
        helper, id, ids, codebase);
    }
  catch (Exception ex)
    {
      MARSHAL m = new MARSHAL();
      m.minor = Minor.Value;        
      m.initCause(ex);
      throw m;
    }
}
 
Example 3
Project: JamVM-PH   File: Vio.java   View source code 4 votes vote down vote up
/**
 * Read the value base from the given input stream. Determines the required
 * class from the repository id. This includes operations that are not
 * required when an unitialised instance or at least class of the value type
 * is known. Hence it may be faster to use the alternative methods,
 * read(InputStream, Class) or read(InputStream, Serializable).
 * 
 * @param input a stream to read from.
 * @param repository_id a repository id of the object being read, may be null.
 * 
 * @return the loaded value.
 * 
 * @throws MARSHAL if the reading has failed due any reason.
 */
public static Serializable read(InputStream input, String repository_id)
{
  try
    {
      final int position = getCurrentPosition(input);
      // We may need to jump back if the value is read via value factory.
      input.mark(512);

      int value_tag = input.read_long();
      checkTag(value_tag);

      String codebase = null;
      String[] ids = null;
      String id = repository_id;

      // Check for the agreed null value.
      if (value_tag == vt_NULL)
        return null;
      else if (value_tag == vt_INDIRECTION)
        return readIndirection(input);
      else
        {
          // Read the value.
          if ((value_tag & vf_CODEBASE) != 0)
            {
              // The codebase is present. The codebase is a space
              // separated list of URLs from where the implementing
              // code can be downloaded.
              codebase = read_string(input);
            }

          if ((value_tag & vf_MULTIPLE_IDS) != 0)
            {
              // Multiple supported repository ids are present.
              ids = read_string_array(input);
            }
          else if ((value_tag & vf_ID) != 0)
            {
              // Single supported repository id is present.
              id = read_string(input);
            }
        }

      BoxedValueHelper helper = getHelper(null, id);
      // The existing implementing object.
      java.lang.Object ox = null;

      if (helper != null)
        ox = null; // Helper will care about the instantiating.
      else if (id.equals(WStringValueHelper.id()))
        helper = m_StringValueHelper;
      else
        ox = createInstance(id, ids, codebase);
      return (Serializable) read_instance(input, position, ox, value_tag,
        helper, id, ids, codebase);
    }
  catch (Exception ex)
    {
      MARSHAL m = new MARSHAL();
      m.minor = Minor.Value;        
      m.initCause(ex);
      throw m;
    }
}
 
Example 4
Project: classpath   File: Vio.java   View source code 4 votes vote down vote up
/**
 * Read the value base from the given input stream. Determines the required
 * class from the repository id. This includes operations that are not
 * required when an unitialised instance or at least class of the value type
 * is known. Hence it may be faster to use the alternative methods,
 * read(InputStream, Class) or read(InputStream, Serializable).
 *
 * @param input a stream to read from.
 * @param repository_id a repository id of the object being read, may be null.
 *
 * @return the loaded value.
 *
 * @throws MARSHAL if the reading has failed due any reason.
 */
public static Serializable read(InputStream input, String repository_id)
{
  try
    {
      final int position = getCurrentPosition(input);
      // We may need to jump back if the value is read via value factory.
      input.mark(512);

      int value_tag = input.read_long();
      checkTag(value_tag);

      String codebase = null;
      String[] ids = null;
      String id = repository_id;

      // Check for the agreed null value.
      if (value_tag == vt_NULL)
        return null;
      else if (value_tag == vt_INDIRECTION)
        return readIndirection(input);
      else
        {
          // Read the value.
          if ((value_tag & vf_CODEBASE) != 0)
            {
              // The codebase is present. The codebase is a space
              // separated list of URLs from where the implementing
              // code can be downloaded.
              codebase = read_string(input);
            }

          if ((value_tag & vf_MULTIPLE_IDS) != 0)
            {
              // Multiple supported repository ids are present.
              ids = read_string_array(input);
            }
          else if ((value_tag & vf_ID) != 0)
            {
              // Single supported repository id is present.
              id = read_string(input);
            }
        }

      BoxedValueHelper helper = getHelper(null, id);
      // The existing implementing object.
      java.lang.Object ox = null;

      if (helper != null)
        ox = null; // Helper will care about the instantiating.
      else if (id.equals(WStringValueHelper.id()))
        helper = m_StringValueHelper;
      else
        ox = createInstance(id, ids, codebase);
      return (Serializable) read_instance(input, position, ox, value_tag,
        helper, id, ids, codebase);
    }
  catch (Exception ex)
    {
      MARSHAL m = new MARSHAL();
      m.minor = Minor.Value;
      m.initCause(ex);
      throw m;
    }
}