Examples of org.apache.derby.iapi.services.loader.ClassFactory

Package org.apache.derby.iapi.services.loader

Examples of org.apache.derby.iapi.services.loader.ClassFactory

org.apache.derby.iapi.services.loader.ClassFactory
A class factory module to handle application classes and generated classes.

      /* 
      ** Check type compatability.  We want to make sure that
      ** the types are assignable in either direction
      ** and they are comparable.
      */
      ClassFactory cf = getClassFactory();
      if (
        !thisExpr.getTypeCompiler().storable(otherTypeId, cf) &&
        !otherExpr.getTypeCompiler().storable(thisTypeId, cf))
      {
        throw StandardException.newException(SQLState.LANG_NOT_UNION_COMPATIBLE,

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    String        inputTypeName = null;
    Class        inputInterfaceClass = null;
    String        inputInterfaceName = null;
    DataTypeDescriptor   dts = null;
    TypeDescriptor     resultType = null;
    ClassFactory    cf;


    cf = getClassFactory();
    classInspector = cf.getClassInspector();


    instantiateAggDef();


    /* Add ourselves to the aggregateVector before we do anything else */
    aggregateVector.addElement(this);

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      }


      TypeId typeId = columnDescriptor.getType().getTypeId();


      // Don't allow a column to be created on a non-orderable type
      ClassFactory cf = lcc.getLanguageConnectionFactory().getClassFactory();
      boolean isIndexable = typeId.orderable(cf);


      if (isIndexable && typeId.userType()) {
        String userClass = typeId.getCorrespondingJavaTypeName();


        // Don't allow indexes to be created on classes that
        // are loaded from the database. This is because recovery
        // won't be able to see the class and it will need it to
        // run the compare method.
        try {
          if (cf.isApplicationClass(cf.loadApplicationClass(userClass)))
            isIndexable = false;
        } catch (ClassNotFoundException cnfe) {
          // shouldn't happen as we just check the class is orderable
          isIndexable = false;
        }

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    SchemaDescriptor sd = dd.getSchemaDescriptor(schemaName, null, true);
    return dd.getFileInfoDescriptor(sd,sqlName);
  }


  private void notifyLoader(boolean reload) throws StandardException {
    ClassFactory cf = lcc.getLanguageConnectionFactory().getClassFactory();
    cf.notifyModifyJar(reload);
  }

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          SubqueryList    subqueryList,
          Vector        aggregateVector)
      throws StandardException
  {
    DataTypeDescriptor   dts = null;
    ClassFactory    cf;


    cf = getClassFactory();
    classInspector = cf.getClassInspector();


    instantiateAggDef();


    /* Add ourselves to the aggregateVector before we do anything else */
    aggregateVector.addElement(this);

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      /* 
      ** Check type compatability.  We want to make sure that
      ** the types are assignable in either direction
      ** and they are comparable.
      */
      ClassFactory cf = getClassFactory();
      if (
        !thisExpr.getTypeCompiler().storable(otherTypeId, cf) &&
        !otherExpr.getTypeCompiler().storable(thisTypeId, cf))
      {
        throw StandardException.newException(SQLState.LANG_NOT_UNION_COMPATIBLE,

View Full Code Here

      /* 
      ** Check type compatability.  We want to make sure that
      ** the types are assignable in either direction
      ** and they are comparable.
      */
      ClassFactory cf = getClassFactory();
      if (
        !thisExpr.getTypeCompiler().storable(otherTypeId, cf) &&
        !otherExpr.getTypeCompiler().storable(thisTypeId, cf))
      {
        throw StandardException.newException(SQLState.LANG_NOT_UNION_COMPATIBLE,

View Full Code Here

        continue;


      /* 
      ** Check type compatability.
      */
      ClassFactory cf = getClassFactory();
      if ( !unionCompatible( thisExpr, otherExpr ) )
      {
        throw StandardException.newException(SQLState.LANG_NOT_UNION_COMPATIBLE, 
                                                     thisTypeId.getSQLTypeName(),
                                                     otherTypeId.getSQLTypeName(),

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    private boolean unionCompatible( ValueNode left, ValueNode right )
        throws StandardException
    {
        TypeId leftTypeId = left.getTypeId();
        TypeId rightTypeId = right.getTypeId();
        ClassFactory cf = getClassFactory();


        if (
            !left.getTypeCompiler().storable(rightTypeId, cf) &&
            !right.getTypeCompiler().storable(leftTypeId, cf)
            )

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        if (!rightOperandList.allSamePrecendence(
                judgeTypeId.typePrecedence())) {
            // Iterate through the entire list of values to find out
            // what the dominant type is.
            ClassFactory cf = getClassFactory();
            int sz = rightOperandList.size();
            for (int i = 0; i < sz; i++) {
                ValueNode vn = (ValueNode) rightOperandList.elementAt(i);
                targetType = targetType.getDominantType(
                        vn.getTypeServices(), cf);

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