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From hen...@apache.org
Subject svn commit: r809337 - in /commons/proper/jexl/branches/2.0/src/main/java/org/apache/commons/jexl: JexlArithmetic.java JexlEngine.java
Date Sun, 30 Aug 2009 13:44:25 GMT
Author: henrib
Date: Sun Aug 30 13:44:24 2009
New Revision: 809337

URL: http://svn.apache.org/viewvc?rev=809337&view=rev
Log:
Document setSilent/setDebug/setLenient/setFunctions methods as non-thread-safe (cf JEXL-83)

Modified:
    commons/proper/jexl/branches/2.0/src/main/java/org/apache/commons/jexl/JexlArithmetic.java
    commons/proper/jexl/branches/2.0/src/main/java/org/apache/commons/jexl/JexlEngine.java

Modified: commons/proper/jexl/branches/2.0/src/main/java/org/apache/commons/jexl/JexlArithmetic.java
URL: http://svn.apache.org/viewvc/commons/proper/jexl/branches/2.0/src/main/java/org/apache/commons/jexl/JexlArithmetic.java?rev=809337&r1=809336&r2=809337&view=diff
==============================================================================
--- commons/proper/jexl/branches/2.0/src/main/java/org/apache/commons/jexl/JexlArithmetic.java
(original)
+++ commons/proper/jexl/branches/2.0/src/main/java/org/apache/commons/jexl/JexlArithmetic.java
Sun Aug 30 13:44:24 2009
@@ -46,9 +46,13 @@
     /**
      * Sets whether this JexlArithmetic instance triggers errors during evaluation when
      * null is used as an operand.
+     * <p>This method is <em>not</em> thread safe; it may be called as
an optional step by the JexlEngine
+     * in its initialization code before expression creation &amp; evaluation.</p>
+     * @see JexlEngine#setSilent
+     * @see JexlEngine#setDebug
      * @param lenient true means no JexlException will occur, false allows them
      */
-    public void setLenient(boolean lenient) {
+    void setLenient(boolean lenient) {
         this.strict = !lenient;
     }
 

Modified: commons/proper/jexl/branches/2.0/src/main/java/org/apache/commons/jexl/JexlEngine.java
URL: http://svn.apache.org/viewvc/commons/proper/jexl/branches/2.0/src/main/java/org/apache/commons/jexl/JexlEngine.java?rev=809337&r1=809336&r2=809337&view=diff
==============================================================================
--- commons/proper/jexl/branches/2.0/src/main/java/org/apache/commons/jexl/JexlEngine.java
(original)
+++ commons/proper/jexl/branches/2.0/src/main/java/org/apache/commons/jexl/JexlEngine.java
Sun Aug 30 13:44:24 2009
@@ -168,6 +168,10 @@
 
     /**
      * Sets whether this engine reports debugging information when error occurs.
+     * <p>This method is <em>not</em> thread safe; it should be called
as an optional step of the JexlEngine
+     * initialization code before expression creation &amp; evaluation.</p>
+     * @see JexlEngine#setSilent
+     * @see JexlEngine#setLenient
      * @param flag true implies debug is on, false implies debug is off.
      */
     public void setDebug(boolean flag) {
@@ -184,6 +188,10 @@
 
     /**
      * Sets whether this engine throws JexlException during evaluation when an error is triggered.
+     * <p>This method is <em>not</em> thread safe; it should be called
as an optional step of the JexlEngine
+     * initialization code before expression creation &amp; evaluation.</p>
+     * @see JexlEngine#setDebug
+     * @see JexlEngine#setLenient
      * @param flag true means no JexlException will occur, false allows them
      */
     public void setSilent(boolean flag) {
@@ -201,6 +209,10 @@
     /**
      * Sets whether this engine triggers errors during evaluation when null is used as
      * an operand.
+     * <p>This method is <em>not</em> thread safe; it should be called
as an optional step of the JexlEngine
+     * initialization code before expression creation &amp; evaluation.</p>
+     * @see JexlEngine#setSilent
+     * @see JexlEngine#setDebug
      * @param flag true means no JexlException will occur, false allows them
      */
     public void setLenient(boolean flag) {
@@ -234,8 +246,8 @@
     /**
      * Sets the map of function namespaces.
      * <p>
-     * It should be defined once and not modified afterwards since it might be shared
-     * between multiple engines evaluating expressions concurrently.
+     * This method is <em>not</em> thread safe; it should be called as an optional
step of the JexlEngine
+     * initialization code before expression creation &amp; evaluation.
      * </p>
      * <p>
      * Each entry key is used as a prefix, each entry value used as a bean implementing



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