Package org.terracotta.context.extractor

Class ObjectContextExtractor

java.lang.Object

org.terracotta.context.extractor.ObjectContextExtractor

public final class ObjectContextExtractor
extends Object

Extracts context information from object instances and creates appropriate enclosing ContextElement instances.

Constructor Summary

Constructors

Modifier	Constructor	Description
private	ObjectContextExtractor()

Method Summary

Modifier and Type	Method	Description
private static AttributeGetter<Object>	createFieldAttributeGetter(Object from, Field f)
static ContextElement	extract(Object from)	Returns a ContextElement instance for the supplied object.
private static Map<String,AttributeGetter<Object>>	extractFieldAttributes(Object from)
private static Map<? extends String,? extends AttributeGetter<Object>>	extractInstanceAttribute(Object from)
private static Map<String,AttributeGetter<Object>>	extractMethodAttributes(Object from)

Methods inherited from class java.lang.Object

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

Constructor Details

ObjectContextExtractor

private ObjectContextExtractor()

Method Details

extract

public static ContextElement extract(Object from)

Returns a ContextElement instance for the supplied object.

The supplied object's class type is parsed for ContextAttribute annotations and the associated attributes are extracted and returned in the form of a ContextElement.

Parameters:

from - object to extract context for

Returns:

a ContextElement

extractInstanceAttribute

private static Map<? extends String,? extends AttributeGetter<Object>> extractInstanceAttribute(Object from)

extractMethodAttributes

private static Map<String,AttributeGetter<Object>> extractMethodAttributes(Object from)

extractFieldAttributes

private static Map<String,AttributeGetter<Object>> extractFieldAttributes(Object from)

createFieldAttributeGetter

private static AttributeGetter<Object> createFieldAttributeGetter(Object from,
 Field f)