diff --git a/teavm-classlib/src/main/java/org/teavm/classlib/java/lang/TConsoleInputStream.java b/teavm-classlib/src/main/java/org/teavm/classlib/java/lang/TConsoleInputStream.java
new file mode 100644
index 000000000..3adb7022c
--- /dev/null
+++ b/teavm-classlib/src/main/java/org/teavm/classlib/java/lang/TConsoleInputStream.java
@@ -0,0 +1,36 @@
+/*
+ *  Copyright 2015 Alexey Andreev.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package org.teavm.classlib.java.lang;
+
+import org.teavm.classlib.java.io.TEOFException;
+import org.teavm.classlib.java.io.TIOException;
+import org.teavm.classlib.java.io.TInputStream;
+
+/**
+ *
+ * @author Alexey Andreev
+ */
+class TConsoleInputStream extends TInputStream {
+    @Override
+    public int read(byte[] b) throws TIOException {
+        throw new TEOFException();
+    }
+
+    @Override
+    public int read() throws TIOException {
+        throw new TEOFException();
+    }
+}
diff --git a/teavm-classlib/src/main/java/org/teavm/classlib/java/lang/TInheritableThreadLocal.java b/teavm-classlib/src/main/java/org/teavm/classlib/java/lang/TInheritableThreadLocal.java
new file mode 100644
index 000000000..2fd8511d5
--- /dev/null
+++ b/teavm-classlib/src/main/java/org/teavm/classlib/java/lang/TInheritableThreadLocal.java
@@ -0,0 +1,26 @@
+/*
+ *  Copyright 2015 Alexey Andreev.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package org.teavm.classlib.java.lang;
+
+/**
+ *
+ * @author Alexey Andreev
+ */
+public class TInheritableThreadLocal<T> extends TThreadLocal<T> {
+    protected T childValue(T parentValue) {
+        return parentValue;
+    }
+}
diff --git a/teavm-classlib/src/main/java/org/teavm/classlib/java/lang/TSystem.java b/teavm-classlib/src/main/java/org/teavm/classlib/java/lang/TSystem.java
index 6ee2400d9..ad8a033e6 100644
--- a/teavm-classlib/src/main/java/org/teavm/classlib/java/lang/TSystem.java
+++ b/teavm-classlib/src/main/java/org/teavm/classlib/java/lang/TSystem.java
@@ -16,6 +16,7 @@
 package org.teavm.classlib.java.lang;
 
 import org.teavm.classlib.java.io.TConsole;
+import org.teavm.classlib.java.io.TInputStream;
 import org.teavm.classlib.java.io.TPrintStream;
 import org.teavm.classlib.java.lang.reflect.TArray;
 import org.teavm.dependency.PluggableDependency;
@@ -28,6 +29,7 @@ import org.teavm.javascript.spi.GeneratedBy;
 public final class TSystem extends TObject {
     public static final TPrintStream out = new TPrintStream(new TConsoleOutputStreamStdout(), false);
     public static final TPrintStream err = new TPrintStream(new TConsoleOutputStreamStderr(), false);
+    public static final TInputStream in = new TConsoleInputStream();
 
     private TSystem() {
     }
diff --git a/teavm-classlib/src/main/java/org/teavm/classlib/java/security/TAccessControlException.java b/teavm-classlib/src/main/java/org/teavm/classlib/java/security/TAccessControlException.java
new file mode 100644
index 000000000..c20cdaa6e
--- /dev/null
+++ b/teavm-classlib/src/main/java/org/teavm/classlib/java/security/TAccessControlException.java
@@ -0,0 +1,41 @@
+/*
+ *  Copyright 2015 Alexey Andreev.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package org.teavm.classlib.java.security;
+
+import org.teavm.classlib.java.lang.TSecurityException;
+import org.teavm.classlib.java.lang.TString;
+
+/**
+ *
+ * @author Alexey Andreev
+ */
+public class TAccessControlException extends TSecurityException {
+    private static final long serialVersionUID = 8282514874369266797L;
+    private TPermission permission;
+
+    public TAccessControlException(TString message) {
+        super(message);
+    }
+
+    public TAccessControlException(String s, TPermission permission) {
+        super((TString) (Object) s);
+        this.permission = permission;
+    }
+
+    public TPermission getPermission() {
+        return permission;
+    }
+}
diff --git a/teavm-classlib/src/main/java/org/teavm/classlib/java/security/TGuard.java b/teavm-classlib/src/main/java/org/teavm/classlib/java/security/TGuard.java
new file mode 100644
index 000000000..27fb3ee26
--- /dev/null
+++ b/teavm-classlib/src/main/java/org/teavm/classlib/java/security/TGuard.java
@@ -0,0 +1,26 @@
+/*
+ *  Copyright 2015 Alexey Andreev.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package org.teavm.classlib.java.security;
+
+import org.teavm.classlib.java.lang.TSecurityException;
+
+/**
+ *
+ * @author Alexey Andreev
+ */
+public interface TGuard {
+    void checkGuard(Object object) throws TSecurityException;
+}
diff --git a/teavm-classlib/src/main/java/org/teavm/classlib/java/security/TPermission.java b/teavm-classlib/src/main/java/org/teavm/classlib/java/security/TPermission.java
new file mode 100644
index 000000000..eeb4ead72
--- /dev/null
+++ b/teavm-classlib/src/main/java/org/teavm/classlib/java/security/TPermission.java
@@ -0,0 +1,42 @@
+/*
+ *  Copyright 2015 Alexey Andreev.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package org.teavm.classlib.java.security;
+
+import org.teavm.classlib.java.lang.TSecurityException;
+
+/**
+ *
+ * @author Alexey Andreev
+ */
+public abstract class TPermission implements TGuard {
+    private String name;
+
+    public TPermission(String name) {
+        this.name = name;
+    }
+
+    @Override
+    public void checkGuard(Object object) throws TSecurityException {
+    }
+
+    public abstract boolean implies(TPermission permission);
+
+    public String getName() {
+        return name;
+    }
+
+    public abstract String getActions();
+}