Adds uncommited file

teavm-classlib/src/main/java/org/teavm/classlib/impl/ClassLookupDependencySupport.java

@@ -0,0 +1,61 @@
+/*
+ *  Copyright 2014 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.impl;
+
+import org.teavm.dependency.*;
+import org.teavm.model.*;
+
+/**
+ *
+ * @author Alexey Andreev
+ */
+public class ClassLookupDependencySupport implements DependencyListener {
+    private DependencyNode allClasses;
+
+    @Override
+    public void started(DependencyChecker dependencyChecker) {
+        allClasses = dependencyChecker.createNode();
+    }
+
+    @Override
+    public void classAchieved(DependencyChecker dependencyChecker, String className) {
+        allClasses.propagate(className);
+    }
+
+    @Override
+    public void methodAchieved(final DependencyChecker dependencyChecker, MethodDependency method) {
+        MethodReference ref = method.getReference();
+        if (ref.getClassName().equals("java.lang.Class") && ref.getName().equals("forNameImpl")) {
+            final DependencyStack stack = method.getStack();
+            allClasses.addConsumer(new DependencyConsumer() {
+                @Override public void consume(String type) {
+                    ClassReader cls = dependencyChecker.getClassSource().get(type);
+                    if (cls == null) {
+                        return;
+                    }
+                    MethodReader initMethod = cls.getMethod(new MethodDescriptor("<clinit>", ValueType.VOID));
+                    if (initMethod != null) {
+                        dependencyChecker.linkMethod(initMethod.getReference(), stack).use();
+                    }
+                }
+            });
+        }
+    }
+
+    @Override
+    public void fieldAchieved(DependencyChecker dependencyChecker, FieldDependency field) {
+    }
+}