Examples of org.apache.avalon.framework.component.ComponentSelector.select()

Package org.apache.avalon.framework.component

Class org.apache.avalon.framework.component.ComponentSelector

Examples of org.apache.avalon.framework.component.ComponentSelector.select()

org.apache.avalon.framework.component.ComponentSelector.select()
rl") ); } catch (...) { ... } @param hint A hint to retrieve the correct Component. @return the desired component @throws ComponentException If the given role is not associatedwith a Component, or a Component instance cannot be created.

            InputModule iput = null;
            try {
                // obtain input module
                iputSelector=(ComponentSelector) this.manager.lookup(INPUT_MODULE_SELECTOR); 
                if (inputName != null && iputSelector != null && iputSelector.hasComponent(inputName)){
                    iput = (InputModule) iputSelector.select(inputName);
                }
                if (iput != null) {
                    result = iput.getAttribute(paramName, this.inputConf, ObjectModelHelper.getRequest(objectModel));
                }
            } catch (Exception e) {

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        try {
            // obtain input module
            inputSelector=(ComponentSelector) this.manager.lookup(INPUT_MODULE_SELECTOR); 
            if (inputName != null && inputSelector != null && inputSelector.hasComponent(inputName)){
                input = (InputModule) inputSelector.select(inputName);
            }
            if (input != null) {
                result = input.getAttribute(paramName, this.inputConf,
                                                     ObjectModelHelper.getRequest(objectModel));
            }

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            if (local_serializer != null) this.serializer_name = local_serializer;
            if (this.serializer_name != null) {
              // Lookup the Serializer
              this.message = "that Serializer does not exist";
              ComponentSelector selector = (ComponentSelector)manager.lookup(Serializer.ROLE + "Selector");
              this.ch = (Serializer)selector.select(this.serializer_name);
              this.message = "Could not open the source for writing";
              this.os = this.wsource.getOutputStream();
              this.message = "could not write the file";
              ((Serializer)this.ch).setOutputStream(this.os);                  // Is there a way to avoid this casting?
              this.isSerializer = true;

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                        ComponentSelector autoincrSelector = null;
                        AutoIncrementModule autoincr = null;
                        try {
                            autoincrSelector=(ComponentSelector) this.manager.lookup(DATABASE_MODULE_SELECTOR); 
                            if (queryData.columns[i].mode != null && autoincrSelector != null && autoincrSelector.hasComponent(queryData.columns[i].mode)){
                                autoincr = (AutoIncrementModule) autoincrSelector.select(queryData.columns[i].mode);
                            }


                            if ( autoincr.includeInQuery() ) {
                                actualColumns++;
                                queryBuffer.append( queryData.columns[i].columnConf.getAttribute( "name" ) );

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                try {
                    if (transformations != null && transformations.getLength() > 0) {
                        selector = (ComponentSelector) this.manager.lookup(Transformer.ROLE + "Selector");
                        nextConsumer = new IncludeXMLConsumer(nextConsumer);
                        for(int k = transformations.getLength()-1; k >=0; k--) {
                            xslT = (Transformer)selector.select("xslt");
                            transformers.add(xslT);
                            xslT.setup(resolver,
                                       objectModel,
                                       XMLUtil.getValueOfNode(transformations.item(k)),
                                       new Parameters());

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            resolver = (SourceResolver) this.manager.lookup(SourceResolver.ROLE);
            assertNotNull("Test lookup of source resolver", resolver);


            assertNotNull("Test if action name is not null", type);
            action = (Action) selector.select(type);
            assertNotNull("Test lookup of action", action);


            result = action.act(redirector, new SourceResolverAdapter(resolver, this.manager),
                                objectmodel, source, parameters);

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            parser = (SAXParser) this.manager.lookup(SAXParser.ROLE);
            assertNotNull("Test lookup of parser", parser);


            assertNotNull("Test if generator name is not null", type);


            generator = (Generator) selector.select(type);
            assertNotNull("Test lookup of generator", generator);


            generator.setup(new SourceResolverAdapter(resolver, this.manager),
                            objectmodel, source, parameters);

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            parser = (SAXParser) this.manager.lookup(SAXParser.ROLE);
            assertNotNull("Test lookup of parser", parser);




            assertNotNull("Test if transformer name is not null", type);
            transformer = (Transformer) selector.select(type);
            assertNotNull("Test lookup of transformer", transformer);


            transformer.setup(new SourceResolverAdapter(resolver, this.manager),
                                  objectmodel, source, parameters);

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                    ComponentSelector selector = null;
                    Serializer serializer = null;
                    OutputStream oStream = null;
                    try {
                        selector = (ComponentSelector)manager.lookup(Serializer.ROLE + "Selector");
                        serializer = (Serializer)selector.select(serializerName);
                        oStream = ws.getOutputStream();
                        serializer.setOutputStream(oStream);
                        serializer.startDocument();
                        DOMStreamer streamer = new DOMStreamer(serializer);
                        streamer.stream(frag);

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                    ComponentSelector selector = null;
                    Serializer serializer = null;
                    ByteArrayOutputStream oStream = new ByteArrayOutputStream();
                    try {
                        selector = (ComponentSelector)manager.lookup(Serializer.ROLE + "Selector");
                        serializer = (Serializer)selector.select(serializerName);
                        serializer.setOutputStream(oStream);
                        serializer.startDocument();
                        DOMStreamer streamer = new DOMStreamer(serializer);
                        streamer.stream(frag);
                        serializer.endDocument();

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