Replace uses of StringBuffer with StringBuilder.

StringBuffer is a legacy synchronized class. StringBuilder is a direct replacement to StringBuffer which generally have better performance.

2 files changed, 3 insertions, 3 deletions

diff --git a/loadtime/src/main/java/org/aspectj/weaver/loadtime/ClassLoaderWeavingAdaptor.java b/loadtime/src/main/java/org/aspectj/weaver/loadtime/ClassLoaderWeavingAdaptor.java
index 0f1d7baca..43a73b1ef 100644
--- a/loadtime/src/main/java/org/aspectj/weaver/loadtime/ClassLoaderWeavingAdaptor.java
+++ b/loadtime/src/main/java/org/aspectj/weaver/loadtime/ClassLoaderWeavingAdaptor.java
@@ -345,7 +345,7 @@ public class ClassLoaderWeavingAdaptor extends WeavingAdaptor {
 	 * @param definitions
 	 */
 	private void registerOptions(final BcelWeaver weaver, final ClassLoader loader, final List<Definition> definitions) {
-		StringBuffer allOptions = new StringBuffer();
+		StringBuilder allOptions = new StringBuilder();
 		for (Definition definition : definitions) {
 			allOptions.append(definition.getWeaverOptions()).append(' ');
 		}
@@ -956,7 +956,7 @@ public class ClassLoaderWeavingAdaptor extends WeavingAdaptor {
 	@Override
 	protected String getDumpDir() {
 		if (dumpDirPerClassloader) {
-			StringBuffer dir = new StringBuffer();
+			StringBuilder dir = new StringBuilder();
 			dir.append("_ajdump").append(File.separator).append(weavingContext.getId());
 			return dir.toString();
 		} else {
diff --git a/loadtime/src/main/java/org/aspectj/weaver/loadtime/ConcreteAspectCodeGen.java b/loadtime/src/main/java/org/aspectj/weaver/loadtime/ConcreteAspectCodeGen.java
index 5816a0bc4..459a0f86c 100644
--- a/loadtime/src/main/java/org/aspectj/weaver/loadtime/ConcreteAspectCodeGen.java
+++ b/loadtime/src/main/java/org/aspectj/weaver/loadtime/ConcreteAspectCodeGen.java
@@ -321,7 +321,7 @@ public class ConcreteAspectCodeGen {
 	 * @return string repr.
 	 */
 	private String stringify() {
-		StringBuffer sb = new StringBuffer("<concrete-aspect name='");
+		StringBuilder sb = new StringBuilder("<concrete-aspect name='");
 		sb.append(concreteAspect.name);
 		sb.append("' extends='");
 		sb.append(concreteAspect.extend);