Package org.apache.commons.betwixt.expression

Examples of org.apache.commons.betwixt.expression.MethodExpression

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                if (log.isTraceEnabled()) {
                    log.trace( "Adding property as element: " + name );
                }
                nodeDescriptor = new ElementDescriptor(true);
            }
            nodeDescriptor.setTextExpression( new MethodExpression( readMethod ) );
           
            if ( writeMethod != null ) {
                nodeDescriptor.setUpdater( new MethodUpdater( writeMethod ) );
            }
        } else if ( isLoopType( type ) ) {
            if (log.isTraceEnabled()) {
                log.trace("Loop type: " + name);
                log.trace("Wrap in collections? " + introspector.isWrapCollectionsInElement());
            }
            ElementDescriptor loopDescriptor = new ElementDescriptor();
            loopDescriptor.setContextExpression(
                new IteratorExpression( new MethodExpression( readMethod ) )
            );
            loopDescriptor.setWrapCollectionsInElement(
                        introspector.isWrapCollectionsInElement());
            // XXX: need to support some kind of 'add' or handle arrays, Lists or indexed properties
            //loopDescriptor.setUpdater( new MethodUpdater( writeMethod ) );
            if ( Map.class.isAssignableFrom( type ) ) {
                loopDescriptor.setQualifiedName( "entry" );
                // add elements for reading
                loopDescriptor.addElementDescriptor( new ElementDescriptor( "key" ) );
                loopDescriptor.addElementDescriptor( new ElementDescriptor( "value" ) );
            }

            ElementDescriptor elementDescriptor = new ElementDescriptor();
            elementDescriptor.setWrapCollectionsInElement(
                        introspector.isWrapCollectionsInElement());
            elementDescriptor.setElementDescriptors( new ElementDescriptor[] { loopDescriptor } );
           
            nodeDescriptor = elementDescriptor;           
        } else {
            if (log.isTraceEnabled()) {
                log.trace( "Standard property: " + name);
            }
            ElementDescriptor elementDescriptor = new ElementDescriptor();
            elementDescriptor.setContextExpression( new MethodExpression( readMethod ) );
            if ( writeMethod != null ) {
                elementDescriptor.setUpdater( new MethodUpdater( writeMethod ) );
            }
           
            nodeDescriptor = elementDescriptor;         
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        if ( Class.class.equals( type ) && "class".equals( propertyDescriptor.getName() ) ) {
            log.trace( "Ignoring class property" );
            return;
        }
        if ( isPrimitiveType( type ) ) {
            elementDescriptor.setTextExpression( new MethodExpression( readMethod ) );
           
        } else if ( isLoopType( type ) ) {
            log.trace("Loop type ??");
           
            // don't wrap this in an extra element as its specified in the
            // XML descriptor so no need.           
            elementDescriptor.setContextExpression(
                new IteratorExpression( new MethodExpression( readMethod ) )
            );

            writeMethod = null;
        } else {
            log.trace( "Standard property" );
            elementDescriptor.setContextExpression( new MethodExpression( readMethod ) );
        }
   
        // see if we have a custom method update name
        if (updateMethodName == null) {
            // set standard write method
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            log.warn( "Using loop type for an attribute. Type = "
                    + type.getName() + " attribute: " + attributeDescriptor.getQualifiedName() );
        }

        log.trace( "Standard property" );
        attributeDescriptor.setTextExpression( new MethodExpression( readMethod ) );
       
        if ( writeMethod != null ) {
            attributeDescriptor.setUpdater( new MethodUpdater( writeMethod ) );
        }
       
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            log.warn( "Using loop type for an attribute. Type = "
                    + type.getName() + " attribute: " + attributeDescriptor.getQualifiedName() );
        }

        log.trace( "Standard property" );
        attributeDescriptor.setTextExpression( new MethodExpression( readMethod ) );
       
        if ( writeMethod != null ) {
            attributeDescriptor.setUpdater( new MethodUpdater( writeMethod ) );
        }
       
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            log.trace("Read method=" + readMethod.getName());
        }

        // choose response from property type

        final MethodExpression methodExpression = new MethodExpression(readMethod);
        if (getXMLIntrospector().isPrimitiveType(type)) {
            elementDescriptor
                    .setTextExpression(methodExpression);

        } else if (getXMLIntrospector().isLoopType(type)) {
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                String descriptorPropertyName = descriptor.getPropertyName();
                PropertyDescriptor propertyDescriptor =
                    getPropertyDescriptor( beanClass, descriptorPropertyName );
                if ( propertyDescriptor != null ) {
                        Method readMethod = propertyDescriptor.getReadMethod();
                        descriptor.setTextExpression( new MethodExpression( readMethod ) );
                        Method writeMethod = propertyDescriptor.getWriteMethod();
                        if (writeMethod != null) {
                            descriptor.setUpdater( new MethodUpdater(writeMethod));
                        }
                        getProcessedPropertyNameSet().add( descriptorPropertyName );
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                if (log.isTraceEnabled()) {
                    log.trace( "Adding property as element: " + name );
                }
                nodeDescriptor = new ElementDescriptor(true);
            }
            nodeDescriptor.setTextExpression( new MethodExpression( readMethod ) );
           
            if ( writeMethod != null ) {
                nodeDescriptor.setUpdater( new MethodUpdater( writeMethod ) );
            }
        } else if ( isLoopType( type ) ) {
            if (log.isTraceEnabled()) {
                log.trace("Loop type: " + name);
                log.trace("Wrap in collections? " + introspector.isWrapCollectionsInElement());
            }
            ElementDescriptor loopDescriptor = new ElementDescriptor();
            loopDescriptor.setContextExpression(
                new IteratorExpression( new MethodExpression( readMethod ) )
            );
            loopDescriptor.setWrapCollectionsInElement(
                        introspector.isWrapCollectionsInElement());
            // XXX: need to support some kind of 'add' or handle arrays, Lists or indexed properties
            //loopDescriptor.setUpdater( new MethodUpdater( writeMethod ) );
            if ( Map.class.isAssignableFrom( type ) ) {
                loopDescriptor.setQualifiedName( "entry" );
                // add elements for reading
                loopDescriptor.addElementDescriptor( new ElementDescriptor( "key" ) );
                loopDescriptor.addElementDescriptor( new ElementDescriptor( "value" ) );
            }

            ElementDescriptor elementDescriptor = new ElementDescriptor();
            elementDescriptor.setWrapCollectionsInElement(
                        introspector.isWrapCollectionsInElement());
            elementDescriptor.setElementDescriptors( new ElementDescriptor[] { loopDescriptor } );
           
            nodeDescriptor = elementDescriptor;           
        } else {
            if (log.isTraceEnabled()) {
                log.trace( "Standard property: " + name);
            }
            ElementDescriptor elementDescriptor = new ElementDescriptor();
            elementDescriptor.setContextExpression( new MethodExpression( readMethod ) );
            if ( writeMethod != null ) {
                elementDescriptor.setUpdater( new MethodUpdater( writeMethod ) );
            }
           
            nodeDescriptor = elementDescriptor;         
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        if ( Class.class.equals( type ) && "class".equals( propertyDescriptor.getName() ) ) {
            log.trace( "Ignoring class property" );
            return;
        }
        if ( isPrimitiveType( type ) ) {
            elementDescriptor.setTextExpression( new MethodExpression( readMethod ) );
            elementDescriptor.setPrimitiveType(true);
        } else if ( isLoopType( type ) ) {
            log.trace("Loop type ??");
           
            // don't wrap this in an extra element as its specified in the
            // XML descriptor so no need.           
            elementDescriptor.setContextExpression(
                new IteratorExpression( new MethodExpression( readMethod ) )
            );

            writeMethod = null;
        } else {
            log.trace( "Standard property" );
            elementDescriptor.setContextExpression( new MethodExpression( readMethod ) );
        }
   
        // see if we have a custom method update name
        if (updateMethodName == null) {
            // set standard write method
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            log.warn( "Using loop type for an attribute. Type = "
                    + type.getName() + " attribute: " + attributeDescriptor.getQualifiedName() );
        }

        log.trace( "Standard property" );
        attributeDescriptor.setTextExpression( new MethodExpression( readMethod ) );
       
        if ( writeMethod != null ) {
            attributeDescriptor.setUpdater( new MethodUpdater( writeMethod ) );
        }
       
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        this.propertyName = descriptor.getName();
        this.propertyType = descriptor.getPropertyType();
       
        Method readMethod = descriptor.getReadMethod();
        if ( readMethod != null ) {
            this.propertyExpression = new MethodExpression( readMethod );
        }
       
        Method writeMethod = descriptor.getWriteMethod();
        if ( writeMethod != null ) {
            this.propertyUpdater = new MethodUpdater( writeMethod );
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Related Classes of org.apache.commons.betwixt.expression.MethodExpression

  • org.apache.commons.betwixt.BeanProperty
  • org.apache.commons.betwixt.digester.AttributeRule
  • org.apache.commons.betwixt.digester.ElementRule
  • org.apache.commons.betwixt.digester.TextRule
  • org.apache.commons.betwixt.digester.XMLIntrospectorHelper
  • java.lang.reflect.Method
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