Merge pull request #1671 from igor-suhorukov:master

* pr/1671:
  Change this "try" to a try-with-resources

spring-beans/src/main/java/org/springframework/beans/factory/support/PropertiesBeanDefinitionReader.java

@@ -249,8 +249,7 @@ public class PropertiesBeanDefinitionReader extends AbstractBeanDefinitionReader
 
 		Properties props = new Properties();
 		try {
-			InputStream is = encodedResource.getResource().getInputStream();
-			try {
+			try (InputStream is = encodedResource.getResource().getInputStream()) {
 				if (encodedResource.getEncoding() != null) {
 					getPropertiesPersister().load(props, new InputStreamReader(is, encodedResource.getEncoding()));
 				}
@@ -258,9 +257,6 @@ public class PropertiesBeanDefinitionReader extends AbstractBeanDefinitionReader
 					getPropertiesPersister().load(props, is);
 				}
 			}
-			finally {
-				is.close();
-			}
 			return registerBeanDefinitions(props, prefix, encodedResource.getResource().getDescription());
 		}
 		catch (IOException ex) {

spring-context/src/main/java/org/springframework/context/support/ReloadableResourceBundleMessageSource.java

@@ -461,9 +461,8 @@ public class ReloadableResourceBundleMessageSource extends AbstractResourceBased
 	 * @throws IOException if properties loading failed
 	 */
 	protected Properties loadProperties(Resource resource, String filename) throws IOException {
-		InputStream is = resource.getInputStream();
 		Properties props = newProperties();
-		try {
+		try (InputStream is = resource.getInputStream()) {
 			String resourceFilename = resource.getFilename();
 			if (resourceFilename != null && resourceFilename.endsWith(XML_SUFFIX)) {
 				if (logger.isDebugEnabled()) {
@@ -494,9 +493,6 @@ public class ReloadableResourceBundleMessageSource extends AbstractResourceBased
 			}
 			return props;
 		}
-		finally {
-			is.close();
-		}
 	}
 
 	/**

spring-context/src/main/java/org/springframework/context/support/ResourceBundleMessageSource.java

@@ -26,7 +26,6 @@ import java.security.AccessController;
 import java.security.PrivilegedActionException;
 import java.security.PrivilegedExceptionAction;
 import java.text.MessageFormat;
-import java.util.HashMap;
 import java.util.Locale;
 import java.util.Map;
 import java.util.MissingResourceException;
@@ -370,11 +369,8 @@ public class ResourceBundleMessageSource extends AbstractResourceBasedMessageSou
 					if (encoding == null) {
 						encoding = "ISO-8859-1";
 					}
-					try {
-						return loadBundle(new InputStreamReader(stream, encoding));
-					}
-					finally {
-						stream.close();
+					try (InputStreamReader bundleReader = new InputStreamReader(stream, encoding)) {
+						return loadBundle(bundleReader);
 					}
 				}
 				else {

spring-web/src/main/java/org/springframework/http/MediaTypeFactory.java

@@ -60,9 +60,7 @@ public class MediaTypeFactory {
 	 * @return a multi-value map, mapping media types to file extensions.
 	 */
 	private static MultiValueMap<String, MediaType> parseMimeTypes() {
-		InputStream is = null;
-		try {
-			is = MediaTypeFactory.class.getResourceAsStream(MIME_TYPES_FILE_NAME);
+		try (InputStream is = MediaTypeFactory.class.getResourceAsStream(MIME_TYPES_FILE_NAME)) {
 			BufferedReader reader = new BufferedReader(new InputStreamReader(is, StandardCharsets.US_ASCII));
 			MultiValueMap<String, MediaType> result = new LinkedMultiValueMap<>();
 			String line;
@@ -82,15 +80,6 @@ public class MediaTypeFactory {
 		catch (IOException ex) {
 			throw new IllegalStateException("Could not load '" + MIME_TYPES_FILE_NAME + "'", ex);
 		}
-		finally {
-			if (is != null) {
-				try {
-					is.close();
-				}
-				catch (IOException ignore) {
-				}
-			}
-		}
 	}
 
 	/**

spring-web/src/main/java/org/springframework/remoting/caucho/HessianExporter.java

@@ -158,7 +158,7 @@ public class HessianExporter extends RemoteExporter implements InitializingBean
 			OutputStream osToUse = outputStream;
 
 			if (this.debugLogger != null && this.debugLogger.isDebugEnabled()) {
-				PrintWriter debugWriter = new PrintWriter(new CommonsLogWriter(this.debugLogger));
+				try (PrintWriter debugWriter = new PrintWriter(new CommonsLogWriter(this.debugLogger))){
 					@SuppressWarnings("resource")
 					HessianDebugInputStream dis = new HessianDebugInputStream(inputStream, debugWriter);
 					@SuppressWarnings("resource")
@@ -168,6 +168,7 @@ public class HessianExporter extends RemoteExporter implements InitializingBean
 					isToUse = dis;
 					osToUse = dos;
 				}
+			}
 
 			if (!isToUse.markSupported()) {
 				isToUse = new BufferedInputStream(isToUse);