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Posted to commits@openjpa.apache.org by mi...@apache.org on 2009/07/09 20:08:13 UTC
svn commit: r792620 -
/openjpa/sandboxes/perf/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/SQLBuffer.java
Author: mikedd
Date: Thu Jul 9 18:08:13 2009
New Revision: 792620
URL: http://svn.apache.org/viewvc?rev=792620&view=rev
Log:
OPENJPA-1171. Replacing StringBuffer with StringBuilder in SQLBuffer to reduce synchronization.
Modified:
openjpa/sandboxes/perf/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/SQLBuffer.java
Modified: openjpa/sandboxes/perf/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/SQLBuffer.java
URL: http://svn.apache.org/viewvc/openjpa/sandboxes/perf/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/SQLBuffer.java?rev=792620&r1=792619&r2=792620&view=diff
==============================================================================
--- openjpa/sandboxes/perf/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/SQLBuffer.java (original)
+++ openjpa/sandboxes/perf/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/SQLBuffer.java Thu Jul 9 18:08:13 2009
@@ -52,7 +52,7 @@
private static final String PARAMETER_TOKEN = "?";
private final DBDictionary _dict;
- private final StringBuffer _sql = new StringBuffer();
+ private final StringBuilder _sql = new StringBuilder();
private List _subsels = null;
private List _params = null;
private List _cols = null;
@@ -407,7 +407,7 @@
if (!replaceParams || _params == null || _params.isEmpty())
return sql;
- StringBuffer buf = new StringBuffer();
+ StringBuilder buf = new StringBuilder();
Iterator pi = _params.iterator();
for (int i = 0; i < sql.length(); i++) {
if (sql.charAt(i) != '?') {