1 files changed, 94 insertions, 0 deletions
diff --git a/javaparser-symbol-solver-core/src/main/java/com/github/javaparser/symbolsolver/resolution/typesolvers/ReflectionTypeSolver.java b/javaparser-symbol-solver-core/src/main/java/com/github/javaparser/symbolsolver/resolution/typesolvers/ReflectionTypeSolver.java
new file mode 100644
index 000000000..8e0547354
--- /dev/null
+++ b/javaparser-symbol-solver-core/src/main/java/com/github/javaparser/symbolsolver/resolution/typesolvers/ReflectionTypeSolver.java
@@ -0,0 +1,94 @@
+/*
+ * Copyright 2016 Federico Tomassetti
+ *
+ * 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 com.github.javaparser.symbolsolver.resolution.typesolvers;
+
+import com.github.javaparser.resolution.declarations.ResolvedReferenceTypeDeclaration;
+import com.github.javaparser.symbolsolver.model.resolution.SymbolReference;
+import com.github.javaparser.symbolsolver.model.resolution.TypeSolver;
+import com.github.javaparser.symbolsolver.reflectionmodel.ReflectionFactory;
+
+import java.util.Optional;
+
+/**
+ * @author Federico Tomassetti
+ */
+public class ReflectionTypeSolver implements TypeSolver {
+
+    private TypeSolver parent;
+
+    public ReflectionTypeSolver(boolean jreOnly) {
+        this.jreOnly = jreOnly;
+    }
+
+    public ReflectionTypeSolver() {
+        this(true);
+    }
+
+    private boolean jreOnly;
+
+    @Override
+    public TypeSolver getParent() {
+        return parent;
+    }
+
+    @Override
+    public void setParent(TypeSolver parent) {
+        this.parent = parent;
+    }
+
+    @Override
+    public SymbolReference<ResolvedReferenceTypeDeclaration> tryToSolveType(String name) {
+        if (!jreOnly || (name.startsWith("java.") || name.startsWith("javax."))) {
+            try {
+                ClassLoader classLoader = ReflectionTypeSolver.class.getClassLoader();
+
+                // Some implementations could return null when the class was loaded through the bootstrap classloader
+                // see https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html#getClassLoader--
+                if (classLoader == null) {
+                    throw new RuntimeException("The ReflectionTypeSolver has been probably loaded through the bootstrap class loader. This usage is not supported by the JavaSymbolSolver");
+                }
+
+                Class<?> clazz = classLoader.loadClass(name);
+                return SymbolReference.solved(ReflectionFactory.typeDeclarationFor(clazz, getRoot()));
+            } catch (ClassNotFoundException e) {
+                // it could be an inner class
+                int lastDot = name.lastIndexOf('.');
+                if (lastDot == -1) {
+                    return SymbolReference.unsolved(ResolvedReferenceTypeDeclaration.class);
+                } else {
+                    String parentName = name.substring(0, lastDot);
+                    String childName = name.substring(lastDot + 1);
+                    SymbolReference<ResolvedReferenceTypeDeclaration> parent = tryToSolveType(parentName);
+                    if (parent.isSolved()) {
+                        Optional<ResolvedReferenceTypeDeclaration> innerClass = parent.getCorrespondingDeclaration().internalTypes()
+                                .stream().filter(it -> it.getName().equals(childName)).findFirst();
+                        if (innerClass.isPresent()) {
+                            return SymbolReference.solved(innerClass.get());
+                        } else {
+                            return SymbolReference.unsolved(ResolvedReferenceTypeDeclaration.class);
+                        }
+                    } else {
+                        return SymbolReference.unsolved(ResolvedReferenceTypeDeclaration.class);
+                    }
+                }
+            }
+        } else {
+            return SymbolReference.unsolved(ResolvedReferenceTypeDeclaration.class);
+        }
+    }
+
+}