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Switch over dynamic method calls, loads and stores to invokedynamic.

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Remove performance hack for accessing a document's fields, its not needed.
Add support for accessing is-getter methods like List.isEmpty() as .empty

Closes #18201
This commit is contained in:
Robert Muir 2016-05-09 21:44:32 -04:00
parent 5a7edf992c
commit ba2fe156e8
21 changed files with 1182 additions and 652 deletions
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32
docs/reference/modules/scripting/painless.asciidoc
View file

@ -199,38 +199,6 @@ POST hockey/player/1/_update
----------------------------------------------------------------
// CONSOLE
[float]
=== Writing Type-Safe Scripts to Improve Performance
If you explicitly specify types, the compiler doesn't have to perform type lookups at runtime, which can significantly
improve performance. For example, the following script performs the same first name, last name sort we showed before,
but it's fully type-safe.
[source,js]
----------------------------------------------------------------
GET hockey/_search
{
"query": {
"match_all": {}
},
"script_fields": {
"full_name_dynamic": {
"script": {
"lang": "painless",
"inline": "def first = input.doc['first'].value; def last = input.doc['last'].value; return first + ' ' + last;"
}
},
"full_name_static": {
"script": {
"lang": "painless",
"inline": "String first = (String)((List)((Map)input.get('doc')).get('first')).get(0); String last = (String)((List)((Map)input.get('doc')).get('last')).get(0); return first + ' ' + last;"
}
}
}
}
----------------------------------------------------------------
// CONSOLE
[[painless-api]]
[float]
== Painless API