diff --git a/org.ntlab.reverseDebugger/src/org/ntlab/debuggingControl/DebuggingControlAction.java b/org.ntlab.reverseDebugger/src/org/ntlab/debuggingControl/DebuggingControlAction.java
index ed58908..ba41fca 100644
--- a/org.ntlab.reverseDebugger/src/org/ntlab/debuggingControl/DebuggingControlAction.java
+++ b/org.ntlab.reverseDebugger/src/org/ntlab/debuggingControl/DebuggingControlAction.java
@@ -1,13 +1,8 @@
 package org.ntlab.debuggingControl;
 
-import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Modifier;
 import java.util.ArrayList;
 import java.util.Arrays;
-import java.util.HashMap;
 import java.util.List;
-import java.util.Map;
-import java.util.Scanner;
 
 import org.eclipse.core.resources.IProject;
 import org.eclipse.core.resources.IWorkspaceRoot;
@@ -17,7 +12,6 @@
 import org.eclipse.debug.internal.core.LaunchManager;
 import org.eclipse.jdt.core.IJavaElement;
 import org.eclipse.jdt.core.IJavaProject;
-import org.eclipse.jdt.core.IMember;
 import org.eclipse.jdt.core.IMethod;
 import org.eclipse.jdt.core.IType;
 import org.eclipse.jdt.core.JavaCore;
@@ -32,11 +26,7 @@
 import org.eclipse.ui.IWorkbenchWindow;
 import org.eclipse.ui.IWorkbenchWindowActionDelegate;
 import org.eclipse.ui.PartInitException;
-import org.ntlab.reverseDebugger.ObjectFlowAliases;
-import org.ntlab.reverseDebugger.analyzerProvider.ReverseDebuggerAnalyzer;
-import org.ntlab.reverseDebugger.analyzerProvider.ReverseDebuggerAnalyzerCallTester;
 
-import com.sun.jdi.AbsentInformationException;
 import com.sun.jdi.BooleanValue;
 import com.sun.jdi.ByteValue;
 import com.sun.jdi.CharValue;
@@ -49,7 +39,6 @@
 import com.sun.jdi.IntegerValue;
 import com.sun.jdi.InvalidTypeException;
 import com.sun.jdi.InvocationException;
-import com.sun.jdi.LocalVariable;
 import com.sun.jdi.Location;
 import com.sun.jdi.LongValue;
 import com.sun.jdi.Method;
@@ -62,6 +51,7 @@
 import com.sun.jdi.Value;
 import com.sun.jdi.VirtualMachine;
 
+@SuppressWarnings("restriction")
 public class DebuggingControlAction implements IWorkbenchWindowActionDelegate {
 	
 	@Override
diff --git a/org.ntlab.reverseDebugger/src/org/ntlab/debuggingControl/SpeedTester.java b/org.ntlab.reverseDebugger/src/org/ntlab/debuggingControl/SpeedTester.java
index 4cd8c8b..824b970 100644
--- a/org.ntlab.reverseDebugger/src/org/ntlab/debuggingControl/SpeedTester.java
+++ b/org.ntlab.reverseDebugger/src/org/ntlab/debuggingControl/SpeedTester.java
@@ -8,13 +8,12 @@
 import com.sun.jdi.IntegerValue;
 import com.sun.jdi.InvalidTypeException;
 import com.sun.jdi.InvocationException;
-import com.sun.jdi.LongValue;
 import com.sun.jdi.ObjectReference;
 import com.sun.jdi.StringReference;
 import com.sun.jdi.ThreadReference;
-import com.sun.jdi.Value;
 import com.sun.jdi.VirtualMachine;
 
+@SuppressWarnings("restriction")
 public class SpeedTester {
 	private static final String TRACE = "org.ntlab.traceCollector.tracer.trace";
 	
@@ -60,7 +59,7 @@
 				afterTime = System.nanoTime();
 				break;
 			}
-			System.out.println("Exp " + "(" + type.getTypeName() + ")," + (afterTime - beforeTime));
+			System.out.println("Exp " + "(" + type.getTypeName() + ")," + (afterTime - beforeTime) + ", count: " + count);
 		}
 	}
 	
diff --git a/org.ntlab.reverseDebugger/src/org/ntlab/onlineAccessor/JDIDebuggingVirtualMachine.java b/org.ntlab.reverseDebugger/src/org/ntlab/onlineAccessor/JDIDebuggingVirtualMachine.java
index a94fd82..8e2f9df 100644
--- a/org.ntlab.reverseDebugger/src/org/ntlab/onlineAccessor/JDIDebuggingVirtualMachine.java
+++ b/org.ntlab.reverseDebugger/src/org/ntlab/onlineAccessor/JDIDebuggingVirtualMachine.java
@@ -7,6 +7,7 @@
 
 import com.sun.jdi.VirtualMachine;
 
+@SuppressWarnings("restriction")
 public class JDIDebuggingVirtualMachine {
 
 	public static VirtualMachine getDebuggineVirtualMachine() 
diff --git a/org.ntlab.reverseDebugger/src/org/ntlab/onlineAccessor/JDIInstanceMethodCaller.java b/org.ntlab.reverseDebugger/src/org/ntlab/onlineAccessor/JDIInstanceMethodCaller.java
index 568e97b..6b188da 100644
--- a/org.ntlab.reverseDebugger/src/org/ntlab/onlineAccessor/JDIInstanceMethodCaller.java
+++ b/org.ntlab.reverseDebugger/src/org/ntlab/onlineAccessor/JDIInstanceMethodCaller.java
@@ -1,27 +1,20 @@
 package org.ntlab.onlineAccessor;
 
-import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 
-import org.eclipse.jdi.TimeoutException;
-import org.eclipse.jdt.core.Signature;
-
-import com.sun.jdi.ClassLoaderReference;
 import com.sun.jdi.ClassNotLoadedException;
 import com.sun.jdi.ClassType;
 import com.sun.jdi.IncompatibleThreadStateException;
 import com.sun.jdi.InvalidTypeException;
 import com.sun.jdi.InvocationException;
-import com.sun.jdi.LongValue;
 import com.sun.jdi.Method;
 import com.sun.jdi.ObjectReference;
-import com.sun.jdi.ReferenceType;
-import com.sun.jdi.StringReference;
 import com.sun.jdi.ThreadReference;
 import com.sun.jdi.Value;
 import com.sun.jdi.VirtualMachine;
 
+@SuppressWarnings("restriction")
 public class JDIInstanceMethodCaller extends JDIStaticMethodCaller {
 	private ObjectReference receiver;
 	
@@ -50,6 +43,6 @@
 		ClassType type = (ClassType)receiver.type();
 		List<Method> methodsByName = type.methodsByName(methodName);
 		List<Value> argList = Arrays.asList(args); // ���\�b�h�ɓn�������̃��X�g
-		return receiver.invokeMethod(thread, methodsByName.get(0), argList, thread.INVOKE_SINGLE_THREADED);	// �f�o�b�O���̃v���O�������̃��\�b�h���Ăяo��
+		return receiver.invokeMethod(thread, methodsByName.get(0), argList, ThreadReference.INVOKE_SINGLE_THREADED);	// �f�o�b�O���̃v���O�������̃��\�b�h���Ăяo��
 	}
 }
diff --git a/org.ntlab.reverseDebugger/src/org/ntlab/onlineAccessor/JDIStaticMethodCaller.java b/org.ntlab.reverseDebugger/src/org/ntlab/onlineAccessor/JDIStaticMethodCaller.java
index 0f48d30..29d469e 100644
--- a/org.ntlab.reverseDebugger/src/org/ntlab/onlineAccessor/JDIStaticMethodCaller.java
+++ b/org.ntlab.reverseDebugger/src/org/ntlab/onlineAccessor/JDIStaticMethodCaller.java
@@ -16,6 +16,7 @@
 import com.sun.jdi.Value;
 import com.sun.jdi.VirtualMachine;
 
+@SuppressWarnings("restriction")
 public class JDIStaticMethodCaller {
 	protected VirtualMachine vm;
 	protected ThreadReference thread;
@@ -38,7 +39,7 @@
 		List<Method> methodsByName = type.methodsByName("getId");
 		List<Value> argList = new ArrayList<>();
 		try {
-			return ((LongValue)thread.invokeMethod(thread, methodsByName.get(0), argList, thread.INVOKE_SINGLE_THREADED)).value();
+			return ((LongValue)thread.invokeMethod(thread, methodsByName.get(0), argList, ThreadReference.INVOKE_SINGLE_THREADED)).value();
 		} catch (InvalidTypeException | ClassNotLoadedException
 				| IncompatibleThreadStateException | InvocationException e) {
 			e.printStackTrace();
@@ -66,12 +67,12 @@
 			List<Method> methodsByName = type.methodsByName("forName");
 			List<Value> argList = new ArrayList<>();
 			argList.add(vm.mirrorOf(fqcn));
-			type.invokeMethod(thread, methodsByName.get(0), argList, thread.INVOKE_SINGLE_THREADED);
+			type.invokeMethod(thread, methodsByName.get(0), argList, ThreadReference.INVOKE_SINGLE_THREADED);
 			classes = vm.classesByName(fqcn); // �N���X�� (���S����N���X��)
 		}
 		ClassType type = (ClassType)classes.get(0);
 		List<Method> methodsByName = type.methodsByName(methodName);
 		List<Value> argList = Arrays.asList(args); // ���\�b�h�ɓn�������̃��X�g
-		return type.invokeMethod(thread, methodsByName.get(0), argList, thread.INVOKE_SINGLE_THREADED);	// �f�o�b�O���̃v���O�������̃��\�b�h���Ăяo��
+		return type.invokeMethod(thread, methodsByName.get(0), argList, ThreadReference.INVOKE_SINGLE_THREADED);	// �f�o�b�O���̃v���O�������̃��\�b�h���Ăяo��
 	}
 }
diff --git a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/CallStackLabelProvider.java b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/CallStackLabelProvider.java
index f4092df..6f14937 100644
--- a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/CallStackLabelProvider.java
+++ b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/CallStackLabelProvider.java
@@ -5,17 +5,8 @@
 import org.eclipse.swt.graphics.Image;
 import org.eclipse.ui.ISharedImages;
 import org.eclipse.ui.PlatformUI;
-import org.ntlab.onlineAccessor.JDIInstanceMethodCaller;
 import org.ntlab.onlineAccessor.JDIStaticMethodCaller;
 
-import com.sun.jdi.ClassNotLoadedException;
-import com.sun.jdi.IncompatibleThreadStateException;
-import com.sun.jdi.InvalidTypeException;
-import com.sun.jdi.InvocationException;
-import com.sun.jdi.ObjectReference;
-import com.sun.jdi.StringReference;
-import com.sun.jdi.ThreadReference;
-
 public class CallStackLabelProvider extends LabelProvider {
 	
 	@Override
diff --git a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/CallStackModel.java b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/CallStackModel.java
index 67fc30a..6eeccd0 100644
--- a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/CallStackModel.java
+++ b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/CallStackModel.java
@@ -4,7 +4,6 @@
 
 import com.sun.jdi.ClassNotLoadedException;
 import com.sun.jdi.IncompatibleThreadStateException;
-import com.sun.jdi.IntegerValue;
 import com.sun.jdi.InvalidTypeException;
 import com.sun.jdi.InvocationException;
 import com.sun.jdi.ObjectReference;
@@ -13,6 +12,7 @@
 import com.sun.jdi.Value;
 import com.sun.jdi.VirtualMachine;
 
+@SuppressWarnings("restriction")
 public class CallStackModel {
 	private JDIInstanceMethodCaller methodExecutionMc;
 	private int callLineNo;
diff --git a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/CallStackModels.java b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/CallStackModels.java
index a108b10..d516d6a 100644
--- a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/CallStackModels.java
+++ b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/CallStackModels.java
@@ -14,10 +14,9 @@
 import com.sun.jdi.InvocationException;
 import com.sun.jdi.ObjectReference;
 import com.sun.jdi.ThreadReference;
-import com.sun.jdi.Value;
 import com.sun.jdi.VirtualMachine;
-import com.sun.jdi.event.MethodEntryEvent;
 
+@SuppressWarnings("restriction")
 public class CallStackModels {
 	private List<CallStackModel> callStackModels = new ArrayList<>();
 
diff --git a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/JavaEditorOperator.java b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/JavaEditorOperator.java
index ad6857f..2927341 100644
--- a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/JavaEditorOperator.java
+++ b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/JavaEditorOperator.java
@@ -24,10 +24,8 @@
 import com.sun.jdi.InvocationException;
 import com.sun.jdi.ObjectReference;
 import com.sun.jdi.StringReference;
-import com.sun.jdi.ThreadReference;
-import com.sun.jdi.Value;
-import com.sun.jdi.VirtualMachine;
 
+@SuppressWarnings("restriction")
 public class JavaEditorOperator {
 	private static final String TRACE = "org.ntlab.traceAnalysisPlatform.tracer.trace";
 		
@@ -81,7 +79,6 @@
 		if (projectPath != null) {
 			IJavaProject javaProject = findJavaProject(projectPath);
 			if (javaProject != null) {
-				StringReference methodSignature = (StringReference)meCaller.callInstanceMethod("getSignature");
 				try {
 					type = javaProject.findType(declaringClassName.value());
 				} catch (JavaModelException e) {
diff --git a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/ObjectFlowAliasLabelProvider.java b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/ObjectFlowAliasLabelProvider.java
index 63defbb..537a3ef 100644
--- a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/ObjectFlowAliasLabelProvider.java
+++ b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/ObjectFlowAliasLabelProvider.java
@@ -12,9 +12,9 @@
 import com.sun.jdi.IntegerValue;
 import com.sun.jdi.InvalidTypeException;
 import com.sun.jdi.InvocationException;
-import com.sun.jdi.ObjectReference;
 import com.sun.jdi.StringReference;
 
+@SuppressWarnings("restriction")
 public class ObjectFlowAliasLabelProvider  extends LabelProvider implements ITableLabelProvider {
 
 	@Override
diff --git a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/ObjectFlowAliasView.java b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/ObjectFlowAliasView.java
index 2225bcf..f8c7a19 100644
--- a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/ObjectFlowAliasView.java
+++ b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/ObjectFlowAliasView.java
@@ -8,7 +8,6 @@
 import org.eclipse.jface.action.MenuManager;
 import org.eclipse.jface.action.Separator;
 import org.eclipse.jface.viewers.ArrayContentProvider;
-import org.eclipse.jface.viewers.ISelection;
 import org.eclipse.jface.viewers.ISelectionChangedListener;
 import org.eclipse.jface.viewers.IStructuredSelection;
 import org.eclipse.jface.viewers.SelectionChangedEvent;
@@ -18,10 +17,8 @@
 import org.eclipse.swt.widgets.Menu;
 import org.eclipse.swt.widgets.Table;
 import org.eclipse.swt.widgets.TableColumn;
-import org.eclipse.ui.ISelectionListener;
 import org.eclipse.ui.ISharedImages;
 import org.eclipse.ui.IWorkbenchActionConstants;
-import org.eclipse.ui.IWorkbenchPart;
 import org.eclipse.ui.PlatformUI;
 import org.eclipse.ui.part.ViewPart;
 import org.ntlab.onlineAccessor.JDIInstanceMethodCaller;
diff --git a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/ObjectFlowAliases.java b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/ObjectFlowAliases.java
index a1cd883..5e1f4a4 100644
--- a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/ObjectFlowAliases.java
+++ b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/ObjectFlowAliases.java
@@ -4,7 +4,6 @@
 import java.util.List;
 
 import org.ntlab.onlineAccessor.JDIInstanceMethodCaller;
-import org.ntlab.onlineAccessor.JDIStaticMethodCaller;
 import org.ntlab.reverseDebugger.analyzerProvider.ReverseDebuggerLaunchConfiguration;
 
 import com.sun.jdi.ClassNotLoadedException;
@@ -13,9 +12,8 @@
 import com.sun.jdi.InvalidTypeException;
 import com.sun.jdi.InvocationException;
 import com.sun.jdi.ObjectReference;
-import com.sun.jdi.Value;
-import com.sun.jdi.VirtualMachine;
 
+@SuppressWarnings("restriction")
 public class ObjectFlowAliases {
 	private List<List<JDIInstanceMethodCaller>> objectFlowAliases = new ArrayList<>();
 
diff --git a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/ReverseDebuggerPerspective.java b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/ReverseDebuggerPerspective.java
index 6cbde35..6eb0664 100644
--- a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/ReverseDebuggerPerspective.java
+++ b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/ReverseDebuggerPerspective.java
@@ -3,7 +3,6 @@
 import org.eclipse.ui.IFolderLayout;
 import org.eclipse.ui.IPageLayout;
 import org.eclipse.ui.IPerspectiveFactory;
-import org.eclipse.ui.part.IPage;
 
 public class ReverseDebuggerPerspective implements IPerspectiveFactory {
 
diff --git a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/SeedAliasLabelProvider.java b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/SeedAliasLabelProvider.java
index e72c7e3..2fb90d5 100644
--- a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/SeedAliasLabelProvider.java
+++ b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/SeedAliasLabelProvider.java
@@ -12,10 +12,9 @@
 import com.sun.jdi.IntegerValue;
 import com.sun.jdi.InvalidTypeException;
 import com.sun.jdi.InvocationException;
-import com.sun.jdi.ObjectReference;
 import com.sun.jdi.StringReference;
-import com.sun.jdi.Value;
 
+@SuppressWarnings("restriction")
 public class SeedAliasLabelProvider extends LabelProvider implements ITableLabelProvider {
 
 	@Override
diff --git a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/SeedAliases.java b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/SeedAliases.java
index 5fecae0..c0c9e7c 100644
--- a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/SeedAliases.java
+++ b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/SeedAliases.java
@@ -1,41 +1,28 @@
 package org.ntlab.reverseDebugger;
 
 import java.util.ArrayList;
-import java.util.Arrays;
 import java.util.List;
-import java.util.Scanner;
 
-import org.eclipse.debug.core.DebugPlugin;
-import org.eclipse.debug.core.ILaunch;
-import org.eclipse.debug.internal.core.LaunchManager;
-import org.eclipse.jdt.internal.debug.core.model.JDIDebugTarget;
-import org.eclipse.jface.action.IAction;
-import org.eclipse.jface.dialogs.MessageDialog;
 import org.ntlab.onlineAccessor.JDIDebuggingVirtualMachine;
 import org.ntlab.onlineAccessor.JDIInstanceMethodCaller;
-import org.ntlab.onlineAccessor.JDIStaticMethodCaller;
 import org.ntlab.onlineAccessor.NotDebuggedException;
 import org.ntlab.onlineAccessor.NotExecutedException;
 import org.ntlab.onlineAccessor.NotSuspendedException;
 import org.ntlab.reverseDebugger.analyzerProvider.ReverseDebuggerLaunchConfiguration;
 
 import com.sun.jdi.ClassNotLoadedException;
-import com.sun.jdi.ClassType;
 import com.sun.jdi.IncompatibleThreadStateException;
 import com.sun.jdi.IntegerValue;
 import com.sun.jdi.InvalidTypeException;
 import com.sun.jdi.InvocationException;
-import com.sun.jdi.Location;
 import com.sun.jdi.LongValue;
-import com.sun.jdi.Method;
 import com.sun.jdi.ObjectReference;
-import com.sun.jdi.ReferenceType;
-import com.sun.jdi.StackFrame;
 import com.sun.jdi.StringReference;
 import com.sun.jdi.ThreadReference;
 import com.sun.jdi.Value;
 import com.sun.jdi.VirtualMachine;
 
+@SuppressWarnings("restriction")
 public class SeedAliases {
 	private JDIInstanceMethodCaller debuggerStopMethodExecution = null;
 	private List<JDIInstanceMethodCaller> seedAliases = new ArrayList<>();
diff --git a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/analyzerProvider/Alias.java b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/analyzerProvider/Alias.java
index f919b24..86c9192 100644
--- a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/analyzerProvider/Alias.java
+++ b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/analyzerProvider/Alias.java
@@ -85,22 +85,16 @@
 		Statement statement = occurrencePoint.getStatement();
 		String statementType = "";
 		if (statement instanceof FieldAccess) {
-			FieldAccess fa = (FieldAccess)statement;
 			statementType = "FieldAccess";
 		} else if (statement instanceof FieldUpdate) {
-			FieldUpdate fu = (FieldUpdate)statement;
 			statementType = "FieldUpdate";
 		} else if (statement instanceof ArrayAccess) {
-			ArrayAccess aa = (ArrayAccess)statement;
 			statementType = "ArrayAccess";
 		} else if (statement instanceof ArrayUpdate) {
-			ArrayUpdate au = (ArrayUpdate)statement;
 			statementType = "ArrayUpdate";
 		} else if (statement instanceof ArrayCreate) {
-			ArrayCreate ac = (ArrayCreate)statement;
 			statementType = "ArrayCreate";
 		} else if (statement instanceof MethodInvocation) {
-			MethodExecution me = ((MethodInvocation)statement).getCalledMethodExecution();
 			statementType = "MethodInvocation";
 		}
 		return statementType;
diff --git a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/analyzerProvider/ReverseDebuggerAnalyzerCallTester.java b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/analyzerProvider/ReverseDebuggerAnalyzerCallTester.java
index 0159bd0..6e69c9b 100644
--- a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/analyzerProvider/ReverseDebuggerAnalyzerCallTester.java
+++ b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/analyzerProvider/ReverseDebuggerAnalyzerCallTester.java
@@ -1,6 +1,5 @@
 package org.ntlab.reverseDebugger.analyzerProvider;
 
-import org.ntlab.onlineAccessor.JDIInstanceMethodCaller;
 import org.ntlab.onlineAccessor.JDIStaticMethodCaller;
 
 import com.sun.jdi.ClassNotLoadedException;
@@ -16,6 +15,7 @@
  * @author student
  *
  */
+@SuppressWarnings("restriction")
 public class ReverseDebuggerAnalyzerCallTester {
 	
 	public void test1(VirtualMachine vm, ThreadReference thread) {