6962419: TEST_BUG: java_io tests fails in samevm mode
Reviewed-by: ohair, sherman
diff --git a/test/java/io/RandomAccessFile/EOF.java b/test/java/io/RandomAccessFile/EOF.java
index aa65fd3..50b48de 100644
--- a/test/java/io/RandomAccessFile/EOF.java
+++ b/test/java/io/RandomAccessFile/EOF.java
@@ -35,12 +35,16 @@
         int n;
         String dir = System.getProperty("test.src", ".");
         RandomAccessFile raf = new RandomAccessFile(new File(dir, "EOF.java"), "r");
-        for (;;) {
-            n = raf.read(buf, 0, buf.length);
-            if (n <= 0) break;
+        try {
+            for (;;) {
+                n = raf.read(buf, 0, buf.length);
+                if (n <= 0) break;
+            }
+            if (n != -1)
+                throw new RuntimeException("Expected -1 for EOF, got " + n);
+        } finally {
+            raf.close();
         }
-        if (n != -1)
-            throw new RuntimeException("Expected -1 for EOF, got " + n);
     }
 
 }
diff --git a/test/java/io/RandomAccessFile/ParameterCheck.java b/test/java/io/RandomAccessFile/ParameterCheck.java
index 97319fc..e483929 100644
--- a/test/java/io/RandomAccessFile/ParameterCheck.java
+++ b/test/java/io/RandomAccessFile/ParameterCheck.java
@@ -44,6 +44,7 @@
 
     private static void doTest(String method) throws Exception {
         File fn = new File("x.ParameterCheck");
+        RandomAccessFile raf = null;
 
         try {
             byte b[] = new byte[32];
@@ -55,7 +56,7 @@
                 fout.write(i);
             }
             fout.close();
-            RandomAccessFile raf =  new RandomAccessFile(fn , "rw");
+            raf =  new RandomAccessFile(fn , "rw");
 
             System.err.println("-----------------------------" +
                                "-----------------------------");
@@ -125,6 +126,8 @@
             System.err.println("-----------------------------" +
                                "-----------------------------");
         } finally {
+            if (raf != null)
+                raf.close();
             fn.delete();
         }
 
diff --git a/test/java/io/RandomAccessFile/ReadLine.java b/test/java/io/RandomAccessFile/ReadLine.java
index 879926f..1d63ce0 100644
--- a/test/java/io/RandomAccessFile/ReadLine.java
+++ b/test/java/io/RandomAccessFile/ReadLine.java
@@ -33,26 +33,30 @@
     public static void main(String args[]) throws Exception {
         File fn = new File("x.ReadLine");
         RandomAccessFile raf = new RandomAccessFile(fn,"rw");
-        String line;
-        int ctr = 1;
-        String expected;
+        try {
+            String line;
+            int ctr = 1;
+            String expected;
 
-        raf.writeBytes
-            ("ln1\rln2\r\nln3\nln4\rln5\r\nln6\n\rln8\r\rln10\n\nln12\r\r\nln14");
-        raf.seek(0);
+            raf.writeBytes
+                ("ln1\rln2\r\nln3\nln4\rln5\r\nln6\n\rln8\r\rln10\n\nln12\r\r\nln14");
+            raf.seek(0);
 
-        while ((line=raf.readLine()) != null) {
-            if ((ctr == 7) || (ctr == 9) ||
-                (ctr == 11) || (ctr == 13)) {
-                expected = "";
-            } else {
-                expected = "ln" + ctr;
+            while ((line=raf.readLine()) != null) {
+                if ((ctr == 7) || (ctr == 9) ||
+                    (ctr == 11) || (ctr == 13)) {
+                     expected = "";
+                } else {
+                    expected = "ln" + ctr;
+                }
+                if (!line.equals(expected)) {
+                    throw new Exception("Expected \"" + expected + "\"" +
+                                        ", read \"" + line + "\"");
+                }
+                ctr++;
             }
-            if (!line.equals(expected)) {
-                throw new Exception("Expected \"" + expected + "\"" +
-                                    ", read \"" + line + "\"");
-            }
-            ctr++;
+        } finally {
+            raf.close();
         }
         System.err.println("Successfully completed test!");
     }
diff --git a/test/java/io/RandomAccessFile/Seek.java b/test/java/io/RandomAccessFile/Seek.java
index a3f15cd..2a505e5 100644
--- a/test/java/io/RandomAccessFile/Seek.java
+++ b/test/java/io/RandomAccessFile/Seek.java
@@ -44,6 +44,8 @@
             throw new Exception
                 ("Should have thrown an IOException when seek offset is < 0");
         } catch (IOException e) {
+        } finally {
+            raf.close();
         }
     }
 }
diff --git a/test/java/io/RandomAccessFile/WriteBytesChars.java b/test/java/io/RandomAccessFile/WriteBytesChars.java
index 6803f2b..bbb9494 100644
--- a/test/java/io/RandomAccessFile/WriteBytesChars.java
+++ b/test/java/io/RandomAccessFile/WriteBytesChars.java
@@ -37,8 +37,8 @@
         byte[] b = new byte[80];
         File fn = new File("x.WriteBytesChars");
 
-        try{
-            RandomAccessFile raf = new RandomAccessFile(fn , "rw");;
+        RandomAccessFile raf = new RandomAccessFile(fn , "rw");;
+        try {
             for (int i = 0; i < 80; i++) {
                 buf[i] = 'a';
             }
@@ -71,6 +71,7 @@
                     RuntimeException("RandomAccessFile.writeChars, wrong result");
             }
         } finally {
+            raf.close();
             fn.delete();
         }
     }
diff --git a/test/java/io/RandomAccessFile/WriteUTF.java b/test/java/io/RandomAccessFile/WriteUTF.java
index ed83127..c3d13e0 100644
--- a/test/java/io/RandomAccessFile/WriteUTF.java
+++ b/test/java/io/RandomAccessFile/WriteUTF.java
@@ -42,8 +42,8 @@
             s += s;
         System.err.println("String length " + s.length());
 
+        f = new RandomAccessFile(fn, "rw");
         try {
-            f = new RandomAccessFile(fn, "rw");
             try {
                 f.writeUTF(s);
             }
@@ -53,6 +53,7 @@
             throw new RuntimeException("UTFDataFormatException not thrown");
         }
         finally {
+            f.close();
             fn.delete();
         }
 
diff --git a/test/java/io/RandomAccessFile/skipBytes/SkipBytes.java b/test/java/io/RandomAccessFile/skipBytes/SkipBytes.java
index 9c4cf04..0e8723e 100644
--- a/test/java/io/RandomAccessFile/skipBytes/SkipBytes.java
+++ b/test/java/io/RandomAccessFile/skipBytes/SkipBytes.java
@@ -96,14 +96,18 @@
     public static void main(String[] args) throws Exception {
 
         RandomAccessFile raf = new RandomAccessFile("input.txt" , "rw");
-        int length = (int)raf.length();
+        try {
+            int length = (int)raf.length();
 
-        doTest(raf , 0 , 2*length);
-        doTest(raf , 0 , length);
-        doTest(raf , 0 , length/2);
-        doTest(raf , length/2 , -2);
-        doTest(raf , length , 0);
-        doTest(raf , 0 , -1);
+            doTest(raf , 0 , 2*length);
+            doTest(raf , 0 , length);
+            doTest(raf , 0 , length/2);
+            doTest(raf , length/2 , -2);
+            doTest(raf , length , 0);
+            doTest(raf , 0 , -1);
+        } finally{
+            raf.close();
+        }
 
     }