| Package | Description |
|---|---|
| org.datanucleus.query |
This package provides general classes for querying across all datastores in particular languages.
|
| org.datanucleus.query.compiler |
Package handling the compilation of queries.
|
| org.datanucleus.query.evaluator.memory |
Package providing the evaluation of in-memory queries.
|
| org.datanucleus.store.query |
Package providing implementation of query language support for datastores.
|
| Modifier and Type | Method and Description |
|---|---|
static List |
QueryUtils.orderCandidates(List candidates,
Expression[] ordering,
Map state,
String candidateAlias,
ExecutionContext ec,
ClassLoaderResolver clr,
Map parameterValues,
Imports imports,
String queryLanguage)
Convenience method to order the input List of objects to the ordering defined by the compilation.
|
| Modifier and Type | Field and Description |
|---|---|
protected Imports |
JavaQueryCompiler.imports |
| Constructor and Description |
|---|
JavaQueryCompiler(MetaDataManager metaDataManager,
ClassLoaderResolver clr,
String from,
Class candidateClass,
Collection candidates,
String filter,
Imports imports,
String ordering,
String result,
String grouping,
String having,
String params,
String variables,
String update) |
JDOQLCompiler(MetaDataManager metaDataManager,
ClassLoaderResolver clr,
String from,
Class candidateClass,
Collection candidates,
String filter,
Imports imports,
String ordering,
String result,
String grouping,
String having,
String params,
String variables,
String update) |
JPQLCompiler(MetaDataManager metaDataManager,
ClassLoaderResolver clr,
String from,
Class candidateClass,
Collection candidates,
String filter,
Imports imports,
String ordering,
String result,
String grouping,
String having,
String params,
String update) |
| Constructor and Description |
|---|
InMemoryExpressionEvaluator(ExecutionContext ec,
Map params,
Map<String,Object> state,
Imports imports,
ClassLoaderResolver clr,
String candidateAlias,
String queryLang)
Constructor for an in-memory evaluator.
|
| Modifier and Type | Field and Description |
|---|---|
protected Imports |
Query.parsedImports
The imports definition.
|
| Modifier and Type | Method and Description |
|---|---|
Imports |
Query.getParsedImports()
Accessor for the parsed imports.
|
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