Add JarJar 1.4

Change-Id: Iadcec27828223189f579b70d050cd7246cb488c2

1 files changed, 100 insertions, 0 deletions

diff --git a/src/main/com/tonicsystems/jarjar/StringReader.java b/src/main/com/tonicsystems/jarjar/StringReader.java
new file mode 100644
index 0000000..ba7bb29
--- /dev/null
+++ b/src/main/com/tonicsystems/jarjar/StringReader.java
@@ -0,0 +1,100 @@
+/**
+ * Copyright 2007 Google Inc.
+ *
+ * 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.tonicsystems.jarjar;
+
+import org.objectweb.asm.*;
+
+abstract class StringReader extends ClassVisitor
+{
+    private int line = -1;
+    private String className;
+
+    public StringReader() {
+        super(Opcodes.ASM4);
+    }
+    
+    abstract public void visitString(String className, String value, int line);
+
+    private void handleObject(Object value) {
+        if (value instanceof String)
+            visitString(className, (String)value, line);
+    }
+    
+    @Override
+    public void visit(int version, int access, String name, String signature, String superName, String[] interfaces) {
+        className = name;
+        line = -1;
+    }
+
+    public FieldVisitor visitField(int access, String name, String desc, String signature, Object value) {
+        handleObject(value);
+        return new FieldVisitor(Opcodes.ASM4){
+            @Override
+            public AnnotationVisitor visitAnnotation(String desc, boolean visible) {
+                return StringReader.this.visitAnnotation(desc, visible);
+            }
+        };
+    }
+    
+    @Override
+    public AnnotationVisitor visitAnnotation(String desc, boolean visible) {
+        return new AnnotationVisitor(Opcodes.ASM4) {
+            @Override
+            public void visit(String name, Object value) {
+                handleObject(value);
+            }
+            @Override
+            public void visitEnum(String name, String desc, String value) {
+                handleObject(value);
+            }
+            @Override
+            public AnnotationVisitor visitAnnotation(String name, String desc) {
+                return this;
+            }
+        };
+    }
+    
+    @Override
+    public MethodVisitor visitMethod(int access, String name, String desc,
+            String signature, String[] exceptions) {
+        MethodVisitor mv = new MethodVisitor(Opcodes.ASM4){
+            @Override
+            public void visitLdcInsn(Object cst) {
+                handleObject(cst);
+            }
+            @Override
+            public void visitLineNumber(int line, Label start) {
+                StringReader.this.line = line;
+            }
+            @Override
+            public void visitInvokeDynamicInsn(String name, String desc,
+                    Handle bsm, Object... bsmArgs) {
+                for (Object bsmArg : bsmArgs) handleObject(bsmArg);
+            }
+            @Override
+            public AnnotationVisitor visitAnnotation(String desc, boolean visible) {
+                return StringReader.this.visitAnnotation(desc, visible);
+            }
+            @Override
+            public AnnotationVisitor visitParameterAnnotation(int parameter,
+                    String desc, boolean visible) {
+                return StringReader.this.visitAnnotation(desc, visible);
+            }
+        };
+        return mv;
+    }
+}