Package jadex.xml.bean

Class BeanObjectReaderHandler

java.lang.Object

jadex.xml.bean.BeanObjectReaderHandler

All Implemented Interfaces:

IBulkObjectLinker, IObjectLinker, IObjectReaderHandler

public class BeanObjectReaderHandler
extends java.lang.Object
implements IObjectReaderHandler

Handler for reading XML into Java beans.

Field Summary

Fields

Modifier and Type	Field	Description
protected jadex.commons.transformation.traverser.IBeanIntrospector	introspector	The bean introspector.
protected java.util.Set<java.lang.Object>	no_typeinfos	No type infos.
protected java.util.Map<IFilter<java.lang.Object>,IPostProcessor>	postprocessors	The filter based post processors.
protected TypeInfoTypeManager	titmanager	The type info manager.

Constructor Summary

Constructors

Constructor	Description
BeanObjectReaderHandler()	Create a new handler for custom XML formats.
BeanObjectReaderHandler(java.util.Set<TypeInfo> typeinfos)	Create a new handler for Java XML supporting on-the-fly type info creation for arrays.

Method Summary

Modifier and Type	Method	Description
void	addPostProcessor(IFilter<java.lang.Object> filter, IPostProcessor processor)	Add a post processor.
void	bulkLinkObjects(java.lang.Object parent, java.util.List<LinkData> children, AReadContext context)	Bulk link chilren to its parent.
void	bulkLinkObjects(java.util.List<java.lang.Object> childs, java.lang.Object parent, java.lang.Object linkinfo, QName[] pathname, AReadContext context)	Link an object to its parent.
protected java.lang.Object	convertBulkValues(java.util.List<java.lang.Object> vals, java.lang.Class<?> targetclass, java.lang.Object converter, AReadContext context, java.lang.String id)	Convert a list of values into the target format (list, set, collection, array).
java.lang.Object	convertContentObject(java.lang.String value, QName tag, AReadContext context)	Convert an object to another type of object.
protected java.lang.Object	convertValue(java.lang.Object val, java.lang.Class<?> targetclass, java.lang.Object converter, AReadContext context, java.lang.String id)	Convert a value by using a converter.
java.lang.Object	createObject(java.lang.Object type, boolean root, AReadContext context, java.util.Map<java.lang.String,java.lang.String> rawattributes)	Create an object for the current tag.
protected java.lang.Class<?>	getCorrectAnonymousInnerClass(java.lang.Class<?> clazz, java.util.Map<java.lang.String,java.lang.String> rawattributes, java.lang.ClassLoader classloader)	Bug with Java compilers that enumerate anonymous inner classes as they like.
java.lang.Object	getObjectType(java.lang.Object object, AReadContext context)	Get the object type
IPostProcessor[]	getPostProcessors(java.lang.Object object, java.lang.Object typeinfo)	Get the post-processor.
TypeInfo	getTypeInfo(java.lang.Object object, QName[] fullpath, AReadContext context)	Get the most specific mapping info.
void	handleAttributeValue(java.lang.Object object, QName xmlattrname, java.util.List<QName> attrpath, java.lang.String attrval, java.lang.Object attrinfo, AReadContext context)	Handle the attribute of an object.
protected void	handleBulkLinking(java.util.List<java.lang.Object> childs, java.lang.Object parent, AReadContext context, QName[] pathname, java.util.List<LinkData> linkdatas, int startidx)	Initiate the bulk link calls.
protected boolean	invokeBulkSetMethod(java.lang.String[] prefixes, java.lang.String postfix, java.util.List<java.lang.Object> vals, java.lang.Object object, AReadContext context, java.lang.Object converter, java.lang.String idref)	Set a value directly on a Java bean.
protected boolean	invokeSetMethod(java.lang.String[] prefixes, java.lang.String postfix, java.lang.Object value, java.lang.Object object, AReadContext context, java.lang.Object converter, java.lang.String idref)	Set a value directly on a Java bean.
protected boolean	isCorrectAnonymousInnerClass(java.lang.Class<?> clazz, java.util.Map<java.lang.String,java.lang.String> rawattributes)	Test if a class is the correct inner class.
void	linkObject(java.lang.Object object, java.lang.Object parent, java.lang.Object linkinfo, QName[] pathname, AReadContext context)	Link an object to its parent.
void	removePostProcessor(IFilter<java.lang.Object> filter)	Remove a post processor.
protected boolean	setBulkAttributeValues(java.lang.Object accessinfo, QName xmlattrname, java.lang.Object object, java.util.List<java.lang.Object> vals, java.lang.Object converter, java.lang.String id, AReadContext context)	Set an attribute value.
protected boolean	setBulkField(java.lang.String fieldname, java.lang.Object parent, java.util.List<java.lang.Object> objects, java.lang.Object converter, AReadContext context, java.lang.String idref)	Directly access a field for setting the objects.
protected boolean	setElementValue(java.lang.Object accessinfo, QName xmlname, java.lang.Object object, java.lang.Object val, java.lang.Object converter, java.lang.String id, AReadContext context)	Set an attribute value.
protected boolean	setField(java.lang.String fieldname, java.lang.Object parent, java.lang.Object object, java.lang.Object converter, AReadContext context, java.lang.String idref)	Directly access a field for setting/(adding) the object.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

titmanager

protected TypeInfoTypeManager titmanager

The type info manager.

no_typeinfos

protected java.util.Set<java.lang.Object> no_typeinfos

No type infos.

introspector

protected jadex.commons.transformation.traverser.IBeanIntrospector introspector

The bean introspector.

postprocessors

protected java.util.Map<IFilter<java.lang.Object>,IPostProcessor> postprocessors

The filter based post processors.

Constructor Detail

BeanObjectReaderHandler

public BeanObjectReaderHandler()

Create a new handler for custom XML formats.

BeanObjectReaderHandler

public BeanObjectReaderHandler(java.util.Set<TypeInfo> typeinfos)

Create a new handler for Java XML supporting on-the-fly type info creation for arrays.

Method Detail

getTypeInfo

public TypeInfo getTypeInfo(java.lang.Object object,
                            QName[] fullpath,
                            AReadContext context)

Get the most specific mapping info.

Specified by:

getTypeInfo in interface IObjectReaderHandler

Parameters:

tag - The tag.

fullpath - The full path.

Returns:

The most specific mapping info.

createObject

public java.lang.Object createObject(java.lang.Object type,
                                     boolean root,
                                     AReadContext context,
                                     java.util.Map<java.lang.String,java.lang.String> rawattributes)
                              throws java.lang.Exception

Create an object for the current tag.

Specified by:

createObject in interface IObjectReaderHandler

Parameters:

type - The object type to create.

root - Flag, if object should be root object.

context - The context.

Returns:

The created object (or null for none).

Throws:

java.lang.Exception

getCorrectAnonymousInnerClass

protected java.lang.Class<?> getCorrectAnonymousInnerClass(java.lang.Class<?> clazz,
                                                           java.util.Map<java.lang.String,java.lang.String> rawattributes,
                                                           java.lang.ClassLoader classloader)

Bug with Java compilers that enumerate anonymous inner classes as they like.

isCorrectAnonymousInnerClass

protected boolean isCorrectAnonymousInnerClass(java.lang.Class<?> clazz,
                                               java.util.Map<java.lang.String,java.lang.String> rawattributes)

Test if a class is the correct inner class.

getObjectType

public java.lang.Object getObjectType(java.lang.Object object,
                                      AReadContext context)

Get the object type

Parameters:

object - The object.

Returns:

The object type.

convertContentObject

public java.lang.Object convertContentObject(java.lang.String value,
                                             QName tag,
                                             AReadContext context)
                                      throws java.lang.Exception

Convert an object to another type of object.

Specified by:

convertContentObject in interface IObjectReaderHandler

Throws:

java.lang.Exception

handleAttributeValue

public void handleAttributeValue(java.lang.Object object,
                                 QName xmlattrname,
                                 java.util.List<QName> attrpath,
                                 java.lang.String attrval,
                                 java.lang.Object attrinfo,
                                 AReadContext context)
                          throws java.lang.Exception

Handle the attribute of an object.

Specified by:

handleAttributeValue in interface IObjectReaderHandler

Parameters:

object - The object.

attrname - The attribute name.

attrval - The attribute value.

attrinfo - The attribute info.

context - The context.

Throws:

java.lang.Exception

linkObject

public void linkObject(java.lang.Object object,
                       java.lang.Object parent,
                       java.lang.Object linkinfo,
                       QName[] pathname,
                       AReadContext context)
                throws java.lang.Exception

Link an object to its parent.

Specified by:

linkObject in interface IObjectLinker

Parameters:

object - The object.

parent - The parent object.

linkinfo - The link info.

tagname - The current tagname (for name guessing).

context - The context.

Throws:

java.lang.Exception

bulkLinkObjects

public void bulkLinkObjects(java.util.List<java.lang.Object> childs,
                            java.lang.Object parent,
                            java.lang.Object linkinfo,
                            QName[] pathname,
                            AReadContext context)
                     throws java.lang.Exception

Link an object to its parent.

Parameters:

object - The object.

parent - The parent object.

linkinfo - The link info.

tagname - The current tagname (for name guessing).

context - The context.

Throws:

java.lang.Exception

bulkLinkObjects

public void bulkLinkObjects(java.lang.Object parent,
                            java.util.List<LinkData> children,
                            AReadContext context)
                     throws java.lang.Exception

Bulk link chilren to its parent.

Specified by:

bulkLinkObjects in interface IBulkObjectLinker

Parameters:

parent - The parent object.

children - The children objects (link datas).

context - The context.

classloader - The classloader.

root - The root object.

Throws:

java.lang.Exception

handleBulkLinking

protected void handleBulkLinking(java.util.List<java.lang.Object> childs,
                                 java.lang.Object parent,
                                 AReadContext context,
                                 QName[] pathname,
                                 java.util.List<LinkData> linkdatas,
                                 int startidx)
                          throws java.lang.Exception

Initiate the bulk link calls.

Throws:

java.lang.Exception

setElementValue

protected boolean setElementValue(java.lang.Object accessinfo,
                                  QName xmlname,
                                  java.lang.Object object,
                                  java.lang.Object val,
                                  java.lang.Object converter,
                                  java.lang.String id,
                                  AReadContext context)
                           throws java.lang.Exception

Set an attribute value. Similar to handleAttributValue but allows objects as attribute values (for linking).

Parameters:

attrinfo - The attribute info.

xmlattrname - The xml attribute name.

object - The object.

val - The attribute value.

root - The root object.

classloader - The classloader.

Throws:

java.lang.Exception

setBulkAttributeValues

protected boolean setBulkAttributeValues(java.lang.Object accessinfo,
                                         QName xmlattrname,
                                         java.lang.Object object,
                                         java.util.List<java.lang.Object> vals,
                                         java.lang.Object converter,
                                         java.lang.String id,
                                         AReadContext context)
                                  throws java.lang.Exception

Set an attribute value. Similar to handleAttributValue but allows objects as attribute values (for linking).

Parameters:

attrinfo - The attribute info.

xmlattrname - The xml attribute name.

object - The object.

attrval - The attribute value.

root - The root object.

classloader - The classloader.

Throws:

java.lang.Exception

invokeSetMethod

protected boolean invokeSetMethod(java.lang.String[] prefixes,
                                  java.lang.String postfix,
                                  java.lang.Object value,
                                  java.lang.Object object,
                                  AReadContext context,
                                  java.lang.Object converter,
                                  java.lang.String idref)
                           throws java.lang.Exception

Set a value directly on a Java bean.

Parameters:

prefixes - The method prefixes.

postfix - The method postfix.

value - The attribute value.

object - The object.

root - The root.

classloader - The classloader.

converter - The converter.

Throws:

java.lang.Exception

invokeBulkSetMethod

protected boolean invokeBulkSetMethod(java.lang.String[] prefixes,
                                      java.lang.String postfix,
                                      java.util.List<java.lang.Object> vals,
                                      java.lang.Object object,
                                      AReadContext context,
                                      java.lang.Object converter,
                                      java.lang.String idref)
                               throws java.lang.Exception

Set a value directly on a Java bean.

Parameters:

prefixes - The method prefixes.

postfix - The mothod postfix.

attrval - The attribute value.

object - The object.

root - The root.

classloader - The classloader.

converter - The converter.

Throws:

java.lang.Exception

setField

protected boolean setField(java.lang.String fieldname,
                           java.lang.Object parent,
                           java.lang.Object object,
                           java.lang.Object converter,
                           AReadContext context,
                           java.lang.String idref)
                    throws java.lang.Exception

Directly access a field for setting/(adding) the object.

Throws:

java.lang.Exception

setBulkField

protected boolean setBulkField(java.lang.String fieldname,
                               java.lang.Object parent,
                               java.util.List<java.lang.Object> objects,
                               java.lang.Object converter,
                               AReadContext context,
                               java.lang.String idref)
                        throws java.lang.Exception

Directly access a field for setting the objects.

Throws:

java.lang.Exception

convertValue

protected java.lang.Object convertValue(java.lang.Object val,
                                        java.lang.Class<?> targetclass,
                                        java.lang.Object converter,
                                        AReadContext context,
                                        java.lang.String id)
                                 throws java.lang.Exception

Convert a value by using a converter.

Parameters:

val - The attribute value.

targetcalss - The target class.

converter - The converter.

root - The root.

classloader - The classloader.

Throws:

java.lang.Exception

convertBulkValues

protected java.lang.Object convertBulkValues(java.util.List<java.lang.Object> vals,
                                             java.lang.Class<?> targetclass,
                                             java.lang.Object converter,
                                             AReadContext context,
                                             java.lang.String id)
                                      throws java.lang.Exception

Convert a list of values into the target format (list, set, collection, array).

Throws:

java.lang.Exception

getPostProcessors

public IPostProcessor[] getPostProcessors(java.lang.Object object,
                                          java.lang.Object typeinfo)

Get the post-processor.

Specified by:

getPostProcessors in interface IObjectReaderHandler

Returns:

The post-processor

addPostProcessor

public void addPostProcessor(IFilter<java.lang.Object> filter,
                             IPostProcessor processor)

Add a post processor.

Parameters:

filter - The filter.

processor - The post processor.

removePostProcessor

public void removePostProcessor(IFilter<java.lang.Object> filter)

Remove a post processor.

Parameters:

filter - The filter.

processor - The post processor.