Humane assessment by example (MooseDay 04.2013)

I used this set of slides for a presentation at MooseDay 2013 (April)

Transcript

1. humane assessment humane-assessment.com by example the missing method for making software engineering decisions
2. assessment development
3. craft analysis processes daily spike strategic facilitator stakeholder organization tooling buildup throwaway assessment
4. daily architecture violations
5. daily architecture violations naming conventions
6. com.company common module core whatever name srv ui inter whatever
7. com.company common module core whatever name srv ui inter whatever model allModelNamespaces select: [:each | (NamingConventionGrammar new matches: each mooseName) not]
8. spike improving a cache
9. 2012-03-13 16:10:56,876 TRACE CachingDelegate: Cache hit /service/Region QueryTO [depth=-1, parentDepth=1, namespace=Region, regioncode=IACA, itemcodes=[APA4725090], codesystem=, elementkind=ITEM, descriptionIncluded=false, validityTestMode=false] hash=-742458864 2012-03-13 16:10:58,470 TRACE CachingDelegate: Cache MISS /service/Region QueryTO [depth=1, parentDepth=2, namespace=Region, regioncode=Structure, itemcodes=[], codesystem=, elementkind=ITEM, descriptionIncluded=false, validityTestMode=false] hash=2003270021 2012-03-13 16:10:58,563 INFO LegacyScriptCalls: LegacyScriptCall called with Parameter: namespace[nnn;Core] From=abc To=xyz [DataFilter] Id=1234 [OutputFormat] Format=xml [XsltConfig] XSLT=WithItemId ] payload[] 2012-03-13 16:10:58,798 INFO ActionService: getActionsByDate: patId=8909580, caseId=3807672, from=Wed Dec 21 00:00:00 CET 2011, to=Wed Mar 14 00:00:00 CET 2012 2012-03-13 16:10:58,923 TRACE CachingDelegate: Cache hit /service/Region AnotherQueryTO [regioncode=null, itemCodes=[], namespace=Region, codeSystem=domain.entry, elementKind=Region, validityDate=Tue Mar 13 00:00:00 CET 2012, descriptionIncluded=false, locale=de_CH, validityTestMode=false] hash=570633577 2012-03-13 16:10:59,266 TRACE CachingDelegate: Cache MISS /service/AnotherRegion QueryTO [depth=1, parentDepth=-1, namespace=AnotherRegion, regioncode=630, itemcodes=[I_23451], codesystem=, elementkind=ITEM, descriptionIncluded=false, validityTestMode=false] hash=-1116635756
10. 2012-03-13 16:10:56,876 TRACE CachingDelegate: Cache hit /service/Region QueryTO [depth=-1, parentDepth=1, namespace=Region, regioncode=IACA, itemcodes=[APA4725090], codesystem=, elementkind=ITEM, descriptionIncluded=false, validityTestMode=false] hash=-742458864 2012-03-13 16:10:58,470 TRACE CachingDelegate: Cache MISS /service/Region QueryTO [depth=1, parentDepth=2, namespace=Region, regioncode=Structure, itemcodes=[], codesystem=, elementkind=ITEM, descriptionIncluded=false, validityTestMode=false] hash=2003270021 2012-03-13 16:10:58,563 INFO LegacyScriptCalls: LegacyScriptCall called with Parameter: namespace[nnn;Core] From=abc To=xyz [DataFilter] Id=1234 [OutputFormat] Format=xml [XsltConfig] XSLT=WithItemId ] payload[] 2012-03-13 16:10:58,798 INFO ActionService: getActionsByDate: patId=8909580, caseId=3807672, from=Wed Dec 21 00:00:00 CET 2011, to=Wed Mar 14 00:00:00 CET 2012 2012-03-13 16:10:58,923 TRACE CachingDelegate: Cache hit /service/Region AnotherQueryTO [regioncode=null, itemCodes=[], namespace=Region, codeSystem=domain.entry, elementKind=Region, validityDate=Tue Mar 13 00:00:00 CET 2012, descriptionIncluded=false, locale=de_CH, validityTestMode=false] hash=570633577 2012-03-13 16:10:59,266 TRACE CachingDelegate: Cache MISS /service/AnotherRegion QueryTO [depth=1, parentDepth=-1, namespace=AnotherRegion, regioncode=630, itemcodes=[I_23451], codesystem=, elementkind=ITEM, descriptionIncluded=false, validityTestMode=false] hash=-1116635756 Cache MISS Cache hit Cache MISS Cache hit
11. 2012-03-13 16:10:56,876 TRACE CachingDelegate: Cache hit /service/Region QueryTO [depth=-1, parentDepth=1, namespace=Region, regioncode=IACA, itemcodes=[APA4725090], codesystem=, elementkind=ITEM, descriptionIncluded=false, validityTestMode=false] hash=-742458864 2012-03-13 16:10:58,470 TRACE CachingDelegate: Cache MISS /service/Region QueryTO [depth=1, parentDepth=2, namespace=Region, regioncode=Structure, itemcodes=[], codesystem=, elementkind=ITEM, descriptionIncluded=false, validityTestMode=false] hash=2003270021 2012-03-13 16:10:58,563 INFO LegacyScriptCalls: LegacyScriptCall called with Parameter: namespace[nnn;Core] From=abc To=xyz [DataFilter] Id=1234 [OutputFormat] Format=xml [XsltConfig] XSLT=WithItemId ] payload[] 2012-03-13 16:10:58,798 INFO ActionService: getActionsByDate: patId=8909580, caseId=3807672, from=Wed Dec 21 00:00:00 CET 2011, to=Wed Mar 14 00:00:00 CET 2012 2012-03-13 16:10:58,923 TRACE CachingDelegate: Cache hit /service/Region AnotherQueryTO [regioncode=null, itemCodes=[], namespace=Region, codeSystem=domain.entry, elementKind=Region, validityDate=Tue Mar 13 00:00:00 CET 2012, descriptionIncluded=false, locale=de_CH, validityTestMode=false] hash=570633577 2012-03-13 16:10:59,266 TRACE CachingDelegate: Cache MISS /service/AnotherRegion QueryTO [depth=1, parentDepth=-1, namespace=AnotherRegion, regioncode=630, itemcodes=[I_23451], codesystem=, elementkind=ITEM, descriptionIncluded=false, validityTestMode=false] hash=-1116635756 Cache MISS Cache hit Cache MISS Cache hit QueryTO AnotherQueryTO QueryTO QueryTO
17. spike fighting the null plague
18. ... Description description; Value ... Boolean actualValue BooleanValue ... ... ...Value
19. accept(Visitor) Description description Value accept(Visitor) Boolean actualValue BooleanValue accept(Visitor) ... ...Value
20. accept(Visitor) Description description Value accept(Visitor) Boolean actualValue BooleanValue accept(Visitor) ... ...Value accept(Visitor) UndefinedValue
21. accept(Visitor) Description description Value accept(Visitor) Boolean actualValue BooleanValue accept(Visitor) ... ...Value accept(Visitor) UndefinedValue Value value; ... if (value == null) { ... }
22. accept(Visitor) boolean isUndefined() Description description Value accept(Visitor) Boolean actualValue BooleanValue accept(Visitor) ... ...Value accept(Visitor) boolean isUndefined() UndefinedValue Value value; ... if (value == null) { ... }
23. accept(Visitor) boolean isUndefined() Description description Value accept(Visitor) Boolean actualValue BooleanValue accept(Visitor) ... ...Value accept(Visitor) boolean isUndefined() UndefinedValue Value value; ... if (value.isUndefined()) { ... }
24. Value value; ... if (value == null) { ... }
25. valueClass := self allModelTypes entityNamed: #'Value'. valueVariables := valueClass withSubclassHierarchy flatCollectAsSet: #structuresWithDeclaredType. valueVariables select: [ :each | (('*', each name , ' != null*') match: each belongsTo sourceText) or: [ ('*', each name , ' == null*') match: each belongsTo sourceText ] ] Value value; ... if (value == null) { ... }
26. /** * The method can return null */ Value doSomething() { ... return value; }
27. valueMethods := valueClass withSubclassHierarchy flatCollectAsSet: #behavioursWithDeclaredType. valueMethods select: [:each | each comments anySatisfy: [:c | '*null*' match: c sourceText ] ] /** * The method can return null */ Value doSomething() { ... return value; }
28. buildup proprietary language
32. craft analysis processes daily spike strategic facilitator stakeholder organization tooling buildup throwaway assessment
33. assessment development
34. humane assessment humane-assessment.com