1 files changed, 64 insertions, 0 deletions
diff --git a/plugins/InspectionGadgets/test/com/siyeh/igtest/initialization/non_thread_safe_lazy_initialization/NonThreadSafeLazyInitialization.java b/plugins/InspectionGadgets/test/com/siyeh/igtest/initialization/non_thread_safe_lazy_initialization/NonThreadSafeLazyInitialization.java
new file mode 100644
index 000000000000..9b5987966ca6
--- /dev/null
+++ b/plugins/InspectionGadgets/test/com/siyeh/igtest/initialization/non_thread_safe_lazy_initialization/NonThreadSafeLazyInitialization.java
@@ -0,0 +1,64 @@
+package com.siyeh.igtest.threading;
+
+public class NonThreadSafeLazyInitialization {
+    private static Object foo;
+    private Object instance;
+
+    public Object getInstance() {
+        if (instance == null) {
+            instance = new Object();
+        }
+        return instance;
+    }
+
+    static
+    {
+        if (foo == null) {
+            foo = new Object();
+        }
+
+    }
+
+    {
+        if (foo == null) {
+            <warning descr="Lazy initialization of 'static' field 'foo' is not thread-safe">foo</warning> = new Object();
+        }
+
+    }
+
+    public void instMethod() {
+        if (foo == null) {
+            <warning descr="Lazy initialization of 'static' field 'foo' is not thread-safe">foo</warning> = new Object();
+        }
+    }
+
+    public static void staticMethod() {
+        if (foo == null) {
+            <warning descr="Lazy initialization of 'static' field 'foo' is not thread-safe">foo</warning> = new Object();
+        }
+    }
+
+    public void lockedInstMethod() {
+        synchronized (NonThreadSafeLazyInitialization.class) {
+            if (foo == null) {
+                foo = new Object();
+            }
+        }
+    }
+
+    private static String example = null;
+
+    public  Object getInstance2() {
+        if (foo == null) {
+            while (true) {
+                foo = "";
+            }
+        }
+        return foo;
+    }
+
+    public Object getInstance3() {
+        if (foo == null) <warning descr="Lazy initialization of 'static' field 'foo' is not thread-safe">foo</warning> = "";
+        return foo;
+    }
+}