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This commit is contained in:
Juergen Hoeller
2017-06-26 18:59:17 +02:00
parent 098ff6f0f8
commit 140542e8b1
3 changed files with 17 additions and 22 deletions
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14
spring-expression/src/main/java/org/springframework/expression/spel/standard/SpelCompiler.java
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@@ -90,14 +90,13 @@ public class SpelCompiler implements Opcodes {
/**
* Attempt compilation of the supplied expression. A check is
* made to see if it is compilable before compilation proceeds. The
* check involves visiting all the nodes in the expression Ast and
* ensuring enough state is known about them that bytecode can
* be generated for them.
* Attempt compilation of the supplied expression. A check is made to see
* if it is compilable before compilation proceeds. The check involves
* visiting all the nodes in the expression Ast and ensuring enough state
* is known about them that bytecode can be generated for them.
* @param expression the expression to compile
* @return an instance of the class implementing the compiled expression, or null
* if compilation is not possible
* @return an instance of the class implementing the compiled expression,
* or {@code null} if compilation is not possible
*/
@Nullable
public CompiledExpression compile(SpelNodeImpl expression) {
@@ -193,7 +192,6 @@ public class SpelCompiler implements Opcodes {
* because they anchor compiled classes in memory and prevent GC. If you have expressions
* continually recompiling over time then by replacing the classloader periodically
* at least some of the older variants can be garbage collected.
*
* @param name name of the class
* @param bytes bytecode for the class
* @return the Class object for the compiled expression