AjBuildManager: use try with resources in 2 places

I was debugging something in ModuleTests, trying to find out if there
are resource leaks. They were not in this class but in FileUtil - see
next commit. However, the little refactoring here does not hurt either.

Signed-off-by: Alexander Kriegisch <Alexander@Kriegisch.name>

1 files changed, 1 insertions, 7 deletions

diff --git a/org.aspectj.ajdt.core/src/main/java/org/aspectj/ajdt/internal/core/builder/AjBuildManager.java b/org.aspectj.ajdt.core/src/main/java/org/aspectj/ajdt/internal/core/builder/AjBuildManager.java
index fb086e9f3..87df28f0c 100644
--- a/org.aspectj.ajdt.core/src/main/java/org/aspectj/ajdt/internal/core/builder/AjBuildManager.java
+++ b/org.aspectj.ajdt.core/src/main/java/org/aspectj/ajdt/internal/core/builder/AjBuildManager.java
@@ -476,9 +476,7 @@ public class AjBuildManager implements IOutputClassFileNameProvider, IBinarySour
 	}
 
 	private void copyResourcesFromJarFile(File jarFile) throws IOException {
-		JarInputStream inStream = null;
-		try {
-			inStream = new JarInputStream(new FileInputStream(jarFile));
+		try (JarInputStream inStream = new JarInputStream(new FileInputStream(jarFile))) {
 			while (true) {
 				ZipEntry entry = inStream.getNextEntry();
 				if (entry == null) {
@@ -496,10 +494,6 @@ public class AjBuildManager implements IOutputClassFileNameProvider, IBinarySour
 
 				inStream.closeEntry();
 			}
-		} finally {
-			if (inStream != null) {
-				inStream.close();
-			}
 		}
 	}