/* * Copyright 2000-2014 JetBrains s.r.o. * * 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. */ import org.apache.commons.lang.ArrayUtils; import org.apache.commons.lang.ClassUtils; import org.jetbrains.annotations.NotNull; import org.jetbrains.annotations.Nullable; import javax.swing.*; import java.io.FilterOutputStream; import java.io.IOException; public class Example { void test() { if (ArrayUtils.toMap(null) == null) { System.out.println("null"); } if (ClassUtils.getPackageName((String)null) == null) { System.out.println("null"); } @NotNull Class x = ClassUtils.primitiveToWrapper(null); } void writeBytes(@Nullable byte[] bytes) throws IOException { new FilterOutputStream(null).write(bytes); } }