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DATACMNS-1007 - Added IsEmpty and IsNotEmpty keywords to query parser.

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The query derivation mechanism now detects IsEmpty and NotIsEmpty as keywords and exposes them in the PartTree.

Original pull request: #203.
This commit is contained in:
Michael Cramer
2017-03-10 16:54:47 +01:00
committed by Oliver Gierke
parent be4498659d
commit 760f09a059
3 changed files with 20 additions and 3 deletions
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9
src/main/java/org/springframework/data/repository/query/parser/Part.java
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@@ -34,6 +34,7 @@ import org.springframework.util.StringUtils;
*
* @author Oliver Gierke
* @author Martin Baumgartner
* @author Michael Cramer
*/
public class Part {
@@ -188,13 +189,15 @@ public class Part {
"IsNotContaining", "NotContaining", "NotContains"), CONTAINING("IsContaining", "Containing", "Contains"), NOT_IN(
"IsNotIn", "NotIn"), IN("IsIn", "In"), NEAR("IsNear", "Near"), WITHIN("IsWithin", "Within"), REGEX(
"MatchesRegex", "Matches", "Regex"), EXISTS(0, "Exists"), TRUE(0, "IsTrue", "True"), FALSE(0, "IsFalse",
"False"), NEGATING_SIMPLE_PROPERTY("IsNot", "Not"), SIMPLE_PROPERTY("Is", "Equals");
"False"), NEGATING_SIMPLE_PROPERTY("IsNot", "Not"), SIMPLE_PROPERTY("Is", "Equals"), IS_NOT_EMPTY(0, "IsNotEmpty",
"NotEmpty"), IS_EMPTY(0, "IsEmpty", "Empty");
// Need to list them again explicitly as the order is important
// (esp. for IS_NULL, IS_NOT_NULL)
private static final List<Part.Type> ALL = Arrays.asList(IS_NOT_NULL, IS_NULL, BETWEEN, LESS_THAN, LESS_THAN_EQUAL,
GREATER_THAN, GREATER_THAN_EQUAL, BEFORE, AFTER, NOT_LIKE, LIKE, STARTING_WITH, ENDING_WITH, NOT_CONTAINING,
CONTAINING, NOT_IN, IN, NEAR, WITHIN, REGEX, EXISTS, TRUE, FALSE, NEGATING_SIMPLE_PROPERTY, SIMPLE_PROPERTY);
GREATER_THAN, GREATER_THAN_EQUAL, BEFORE, AFTER, NOT_LIKE, LIKE, STARTING_WITH, ENDING_WITH, IS_NOT_EMPTY,
IS_EMPTY, NOT_CONTAINING, CONTAINING, NOT_IN, IN, NEAR, WITHIN, REGEX, EXISTS, TRUE, FALSE,
NEGATING_SIMPLE_PROPERTY, SIMPLE_PROPERTY);
public static final Collection<String> ALL_KEYWORDS;