You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@knox.apache.org by lm...@apache.org on 2017/02/22 14:57:15 UTC

knox git commit: KNOX-876 - Fix FindBugs "Experimental" issues (Colm O hEigeartaigh via lmccay)

Repository: knox
Updated Branches:
  refs/heads/master 15bb53810 -> 2d51810c2


KNOX-876 - Fix FindBugs "Experimental" issues (Colm O hEigeartaigh via lmccay)

Project: http://git-wip-us.apache.org/repos/asf/knox/repo
Commit: http://git-wip-us.apache.org/repos/asf/knox/commit/2d51810c
Tree: http://git-wip-us.apache.org/repos/asf/knox/tree/2d51810c
Diff: http://git-wip-us.apache.org/repos/asf/knox/diff/2d51810c

Branch: refs/heads/master
Commit: 2d51810c2b9123a9ff6be1a6d269efecc32ba16f
Parents: 15bb538
Author: Larry McCay <lm...@hortonworks.com>
Authored: Wed Feb 22 09:57:06 2017 -0500
Committer: Larry McCay <lm...@hortonworks.com>
Committed: Wed Feb 22 09:57:06 2017 -0500

----------------------------------------------------------------------
 .../deploy/impl/ApplicationDeploymentContributor.java  |  7 ++++---
 .../java/org/apache/hadoop/gateway/shell/KnoxSh.java   |  8 ++------
 .../services/security/impl/BaseKeystoreService.java    | 13 +++----------
 .../services/security/impl/X509CertificateUtil.java    |  5 +----
 4 files changed, 10 insertions(+), 23 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/knox/blob/2d51810c/gateway-server/src/main/java/org/apache/hadoop/gateway/deploy/impl/ApplicationDeploymentContributor.java
----------------------------------------------------------------------
diff --git a/gateway-server/src/main/java/org/apache/hadoop/gateway/deploy/impl/ApplicationDeploymentContributor.java b/gateway-server/src/main/java/org/apache/hadoop/gateway/deploy/impl/ApplicationDeploymentContributor.java
index f93c38a..ce642d1 100644
--- a/gateway-server/src/main/java/org/apache/hadoop/gateway/deploy/impl/ApplicationDeploymentContributor.java
+++ b/gateway-server/src/main/java/org/apache/hadoop/gateway/deploy/impl/ApplicationDeploymentContributor.java
@@ -60,7 +60,7 @@ public class ApplicationDeploymentContributor extends ServiceDeploymentContribut
 
   private UrlRewriteRulesDescriptor serviceRules;
 
-  private static ServiceDefinition loadServiceDefinition( Application application, File file ) throws JAXBException, FileNotFoundException {
+  private static ServiceDefinition loadServiceDefinition( Application application, File file ) throws JAXBException, FileNotFoundException, IOException {
     ServiceDefinition definition;
     if( !file.exists() ) {
       definition = new ServiceDefinition();
@@ -77,8 +77,9 @@ public class ApplicationDeploymentContributor extends ServiceDeploymentContribut
     } else {
       JAXBContext context = JAXBContext.newInstance( ServiceDefinition.class );
       Unmarshaller unmarshaller = context.createUnmarshaller();
-      FileInputStream inputStream = new FileInputStream( file );
-      definition = (ServiceDefinition) unmarshaller.unmarshal( inputStream );
+      try( FileInputStream inputStream = new FileInputStream( file ) ) {
+          definition = (ServiceDefinition) unmarshaller.unmarshal( inputStream );
+      }
     }
     return definition;
   }

http://git-wip-us.apache.org/repos/asf/knox/blob/2d51810c/gateway-shell/src/main/java/org/apache/hadoop/gateway/shell/KnoxSh.java
----------------------------------------------------------------------
diff --git a/gateway-shell/src/main/java/org/apache/hadoop/gateway/shell/KnoxSh.java b/gateway-shell/src/main/java/org/apache/hadoop/gateway/shell/KnoxSh.java
index 0e2a14d..15ad535 100644
--- a/gateway-shell/src/main/java/org/apache/hadoop/gateway/shell/KnoxSh.java
+++ b/gateway-shell/src/main/java/org/apache/hadoop/gateway/shell/KnoxSh.java
@@ -186,18 +186,14 @@ public class KnoxSh {
         System.out.println("knoxinit successful!");
         displayTokenDetails(json);
         
-        FileOutputStream fos = null;
-        try {
-          File tokenfile = new File(System.getProperty("user.home"), ".knoxtokencache");
-          fos = new FileOutputStream(tokenfile);
+        File tokenfile = new File(System.getProperty("user.home"), ".knoxtokencache");
+        try( FileOutputStream fos = new FileOutputStream(tokenfile) ) {
           fos.write(text.getBytes("UTF-8"));
           Set<PosixFilePermission> perms = new HashSet<PosixFilePermission>();
           //add owners permission only
           perms.add(PosixFilePermission.OWNER_READ);
           perms.add(PosixFilePermission.OWNER_WRITE);
           Files.setPosixFilePermissions(Paths.get(System.getProperty("user.home") + "/.knoxtokencache"), perms);
-        } finally {
-          fos.close();
         }
       }
       catch(HadoopException he) {

http://git-wip-us.apache.org/repos/asf/knox/blob/2d51810c/gateway-spi/src/main/java/org/apache/hadoop/gateway/services/security/impl/BaseKeystoreService.java
----------------------------------------------------------------------
diff --git a/gateway-spi/src/main/java/org/apache/hadoop/gateway/services/security/impl/BaseKeystoreService.java b/gateway-spi/src/main/java/org/apache/hadoop/gateway/services/security/impl/BaseKeystoreService.java
index 055cbe3..70e5689 100644
--- a/gateway-spi/src/main/java/org/apache/hadoop/gateway/services/security/impl/BaseKeystoreService.java
+++ b/gateway-spi/src/main/java/org/apache/hadoop/gateway/services/security/impl/BaseKeystoreService.java
@@ -212,26 +212,19 @@ public class BaseKeystoreService {
 
   protected void writeCertificateToFile( Certificate cert, final File file ) throws CertificateEncodingException, IOException {
     byte[] bytes = cert.getEncoded();
-    final FileOutputStream out = new FileOutputStream( file );
     Base64 encoder = new Base64( 76, "\n".getBytes( "ASCII" ) );
-    try {
+    try( final FileOutputStream out = new FileOutputStream( file ) ) {
       out.write( "-----BEGIN CERTIFICATE-----\n".getBytes( "ASCII" ) );
       out.write( encoder.encodeToString( bytes ).getBytes( "ASCII" ) );
       out.write( "-----END CERTIFICATE-----\n".getBytes( "ASCII" ) );
-    } finally {
-      out.close();
     }
   }
 
   protected void writeKeystoreToFile(final KeyStore keyStore, final File file)
       throws KeyStoreException, IOException, NoSuchAlgorithmException, CertificateException {
      // TODO: backup the keystore on disk before attempting a write and restore on failure
-     final FileOutputStream  out = new FileOutputStream(file);
-     try {
-         keyStore.store( out, masterService.getMasterSecret());
-     }
-     finally {
-         out.close();
+     try( final FileOutputStream out = new FileOutputStream(file) ) {
+         keyStore.store( out, masterService.getMasterSecret() );
      }
   }
 

http://git-wip-us.apache.org/repos/asf/knox/blob/2d51810c/gateway-spi/src/main/java/org/apache/hadoop/gateway/services/security/impl/X509CertificateUtil.java
----------------------------------------------------------------------
diff --git a/gateway-spi/src/main/java/org/apache/hadoop/gateway/services/security/impl/X509CertificateUtil.java b/gateway-spi/src/main/java/org/apache/hadoop/gateway/services/security/impl/X509CertificateUtil.java
index f6a7ecd..87bb78c 100644
--- a/gateway-spi/src/main/java/org/apache/hadoop/gateway/services/security/impl/X509CertificateUtil.java
+++ b/gateway-spi/src/main/java/org/apache/hadoop/gateway/services/security/impl/X509CertificateUtil.java
@@ -276,14 +276,11 @@ public class X509CertificateUtil {
   public static void writeCertificateToFile(Certificate cert, final File file)
        throws CertificateEncodingException, IOException {
     byte[] bytes = cert.getEncoded();
-    final FileOutputStream out = new FileOutputStream( file );
     Base64 encoder = new Base64( 76, "\n".getBytes( "ASCII" ) );
-    try {
+    try( final FileOutputStream out = new FileOutputStream( file ) ) {
       out.write( "-----BEGIN CERTIFICATE-----\n".getBytes( "ASCII" ) );
       out.write( encoder.encodeToString( bytes ).getBytes( "ASCII" ) );
       out.write( "-----END CERTIFICATE-----\n".getBytes( "ASCII" ) );
-    } finally {
-      out.close();
     }
   }