Merge pull request #39 from danghvu/master

Fix java error when JNA attempts to readField(op) when op_count == 0

bindings/java/Test.java

@@ -1,10 +1,6 @@
 /* Capstone Disassembler Engine */
 /* By Nguyen Anh Quynh <aquynh@gmail.com>, 2013> */
 
-import com.sun.jna.Native;
-import com.sun.jna.Memory;
-import com.sun.jna.Pointer;
-
 import capstone.Capstone;
 
 public class Test {

bindings/java/TestArm.java

@@ -1,10 +1,6 @@
 // Capstone Java binding
 // By Nguyen Anh Quynh & Dang Hoang Vu,  2013
 
-import com.sun.jna.Native;
-import com.sun.jna.Memory;
-import com.sun.jna.Pointer;
-
 import capstone.Capstone;
 import capstone.Arm;
 

bindings/java/TestArm64.java

@@ -1,10 +1,6 @@
 // Capstone Java binding
 // By Nguyen Anh Quynh & Dang Hoang Vu,  2013
 
-import com.sun.jna.Native;
-import com.sun.jna.Memory;
-import com.sun.jna.Pointer;
-
 import capstone.Capstone;
 import capstone.Arm64;
 

bindings/java/TestMips.java

@@ -1,10 +1,6 @@
 // Capstone Java binding
 // By Nguyen Anh Quynh & Dang Hoang Vu,  2013
 
-import com.sun.jna.Native;
-import com.sun.jna.Memory;
-import com.sun.jna.Pointer;
-
 import capstone.Capstone;
 import capstone.Mips;
 

bindings/java/TestX86.java

@@ -1,10 +1,6 @@
 // Capstone Java binding
 // By Nguyen Anh Quynh & Dang Hoang Vu,  2013
 
-import com.sun.jna.Native;
-import com.sun.jna.Memory;
-import com.sun.jna.Pointer;
-
 import capstone.Capstone;
 import capstone.X86;
 

bindings/java/capstone/Arm.java

@@ -105,7 +105,8 @@ public class Arm {
       readField("_writeback");
       readField("op_count");
       op = new Operand[op_count];
-      readField("op");
+      if (op_count != 0)
+        readField("op");
     }
 
     @Override

bindings/java/capstone/Arm64.java

@@ -103,7 +103,8 @@ public class Arm64 {
       readField("_writeback");
       readField("op_count");
       op = new Operand[op_count];
-      readField("op");
+      if (op_count != 0)
+        readField("op");
     }
 
     @Override

bindings/java/capstone/Mips.java

@@ -79,7 +79,8 @@ public class Mips {
     public void read() {
       readField("op_count");
       op = new Operand[op_count];
-      readField("op");
+      if (op_count != 0)
+        readField("op");
     }
 
     @Override