Package com.lightcrafts.mediax.jai

Examples of com.lightcrafts.mediax.jai.ParameterListDescriptorImpl


  generators.add(GZIPTileDecoderFactory.class);

  return new NegotiableCapability("tileCodec",
          "gzip",
          generators,
          new ParameterListDescriptorImpl(null,
                  null,
                  null,
                  null,
                  null),
          false);
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  NegotiableCapability decodeCap =
      new NegotiableCapability("tileCodec",
             "jpeg",
             generators,
             new ParameterListDescriptorImpl(
               null, //descriptor
               paramNames,
               paramClasses,
               defaults,
               null), // validValues
View Full Code Here

  generators.add(RawTileDecoderFactory.class);

  return new NegotiableCapability("tileCodec",
          "raw",
          generators,
          new ParameterListDescriptorImpl(null,
                  null,
                  null,
                  null,
                  null),
          false);
View Full Code Here

  generators.add(GZIPTileEncoderFactory.class);

  return new NegotiableCapability("tileCodec",
          "gzip",
          generators,
          new ParameterListDescriptorImpl(null,
                  null,
                  null,
                  null,
                  null),
          false);
View Full Code Here

  NegotiableCapability encodeCap =
      new NegotiableCapability("tileCodec",
             "jpeg",
             generators,
             new ParameterListDescriptorImpl(
                null, // descriptor
                paramNames,
                paramClasses,
                defaults,
                null), // validValues
View Full Code Here

  generators.add(RawTileEncoderFactory.class);

  return new NegotiableCapability("tileCodec",
          "raw",
          generators,
          new ParameterListDescriptorImpl(null,
                  null,
                  null,
                  null,
                  null),
          false);
View Full Code Here

    resultDefaults[i+count] = otherDefaults[getIndex(otherHash,
                 name)];
    resultValidValues[i+count] = otherPld.getParamValueRange(name);
      }

      ParameterListDescriptorImpl resultPLD =
    new ParameterListDescriptorImpl(null,
            resultNames,
            resultClasses,
            resultDefaults,
            resultValidValues);

      // Both NC's are preferences
      result = new NegotiableCapability(category,
                capabilityName,
                resultGenerators,
                resultPLD,
                true);

      for (int i=0; i<commonNames.size(); i++) {
    currParam = (String)commonNames.elementAt(i);
    thisValue = (Negotiable)getObjectParameter(currParam);
    otherValue =
        (Negotiable)capability.getObjectParameter(currParam);

    // If one of the values is null, select the other one, and
    // negotiation succeeds. Note that this also takes care
    // of the scenario when both are null, therefore the result
    // is null, and on a non-pref, this would have failed the
    // negotiation, but on a pref, it doesn't, so we just set
    // null (otherValue) as the result and allow negotiation to
    // succeed.
    if (thisValue == null) {
        result.setParameter(currParam, otherValue);
        continue;
    }

    if (otherValue == null) {
        result.setParameter(currParam, thisValue);
        continue;
    }

    // Following only gets executed if neither of the two is
    // a null, and therefore both have set values. If negotiation
    // fails, the negotiation as a whole is failed, otherwise
    // set the result on the resultant NC.
    resultValue = thisValue.negotiate(otherValue);
    if (resultValue == null) {
        return null;
    }

    result.setParameter(currParam, resultValue);
      }

      // Copy the extra ones directly into the result
      for (int i=0; i<thisExtraLength; i++) {
    currParam = (String)thisExtras.elementAt(i);
    result.setParameter(currParam,
            (Negotiable)getObjectParameter(currParam));
      }

      for (int i=0; i<otherExtraLength; i++) {
    currParam = (String)otherExtras.elementAt(i);
    result.setParameter(currParam,
       (Negotiable)capability.getObjectParameter(currParam));
      }

      break;

  case 1:

      // The given capability is a pref, while this is a non-pref
      commonNames = commonElements(thisHash, otherHash);
      commonHash = hashNames(commonNames);
      thisExtras = removeAll(thisHash, commonHash);

      // Create a new PLD which is the amalgamation of the two
      // NC's PLD's
      resultParams = new Vector(commonNames);
      resultParams.addAll(thisExtras);
      resultLength = resultParams.size();
      resultNames = new String[resultLength];
      for (int i=0; i<resultLength; i++) {
    resultNames[i] = (String)resultParams.elementAt(i);
      }

      resultClasses = new Class[resultLength];
      resultDefaults = new Object[resultLength];
      resultValidValues = new Object[resultLength];

      count = 0;
      for (count=0; count<commonNames.size(); count++) {
    name = (String)commonNames.elementAt(count);
    resultClasses[count] = thisClasses[getIndex(thisHash, name)];
    resultDefaults[count] = thisDefaults[getIndex(thisHash, name)];
    resultValidValues[count] = pld.getParamValueRange(name);
      }
      for (int i=0; i<thisExtras.size(); i++) {
    name = (String)thisExtras.elementAt(i);
    resultClasses[i+count] = thisClasses[getIndex(thisHash, name)];
    resultDefaults[i+count] = thisDefaults[getIndex(thisHash,
                name)];
    resultValidValues[i+count] = pld.getParamValueRange(name);
      }

      resultPLD = new ParameterListDescriptorImpl(null,
              resultNames,
              resultClasses,
              resultDefaults,
              resultValidValues);

      result = new NegotiableCapability(category,
                capabilityName,
                resultGenerators,
                resultPLD,
                false);

      for (int i=0; i<commonNames.size(); i++) {
    currParam = (String)commonNames.elementAt(i);
    thisValue = (Negotiable)getObjectParameter(currParam);
    otherValue =
        (Negotiable)capability.getObjectParameter(currParam);

    if (thisValue == null) {
        // If non-pref doesn't have value, negotiation fails right
        // away
        return null;
    }

    if (otherValue == null) {
        // If pref value is null, then non-pref's value wins.
        // This needs to be done separately, since
        // non-null.negotiate(null) returns null, which is *not*
        // what we want.
        result.setParameter(currParam, thisValue);
    } else {
        // Do the negotiation.
        resultValue = thisValue.negotiate(otherValue);

        if (resultValue == null) {
      // Negotiation on one parameter failed, so negotiation
      // on the entire NC has also failed, return null to
      // signify this
      return null;
        } else {
      result.setParameter(currParam, resultValue);
        }
    }
      }

      // Copy the extra ones directly into the result
      for (int i=0; i<thisExtras.size(); i++) {
    currParam = (String)thisExtras.elementAt(i);
    resultValue = (Negotiable)getObjectParameter(currParam);
    if (resultValue == null)
        return null;
    result.setParameter(currParam, resultValue);
      }

      break;

  case 2:

      // The given capability is a non-pref, while this is a pref
      commonNames = commonElements(thisHash, otherHash);
      commonHash = hashNames(commonNames);
      otherExtras = removeAll(otherHash, commonHash);

      // Create a new PLD which is the amalgamation of the two
      // NC's PLD's
      resultParams = new Vector(commonNames);
      resultParams.addAll(otherExtras);
      resultLength = resultParams.size();
      resultNames = new String[resultLength];
      for (int i=0; i<resultLength; i++) {
    resultNames[i] = (String)resultParams.elementAt(i);
      }

      resultClasses = new Class[resultLength];
      resultDefaults = new Object[resultLength];
      resultValidValues = new Object[resultLength];
      count = 0;
      for (count=0; count<commonNames.size(); count++) {
    name = (String)commonNames.elementAt(count);
    resultClasses[count] = thisClasses[getIndex(thisHash, name)];
    resultDefaults[count] = thisDefaults[getIndex(thisHash, name)];
    resultValidValues[count] = pld.getParamValueRange(name);
      }

      for (int i=0; i<otherExtras.size(); i++) {
    name = (String)otherExtras.elementAt(i);
    resultClasses[i+count] = otherClasses[getIndex(otherHash,
                     name)];
    resultDefaults[i+count] = otherDefaults[getIndex(otherHash,
                 name)];
    resultValidValues[i+count] = otherPld.getParamValueRange(name);
      }

      resultPLD = new ParameterListDescriptorImpl(null,
              resultNames,
              resultClasses,
              resultDefaults,
              resultValidValues);

View Full Code Here

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