1 files changed, 96 insertions, 0 deletions
diff --git a/src/main/com/tonicsystems/jarjar/StringDumper.java b/src/main/com/tonicsystems/jarjar/StringDumper.java
new file mode 100644
index 0000000..5086314
--- /dev/null
+++ b/src/main/com/tonicsystems/jarjar/StringDumper.java
@@ -0,0 +1,96 @@
+/**
+ * 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 com.tonicsystems.jarjar.util.*;
+import java.io.*;
+import org.objectweb.asm.*;
+
+class StringDumper
+{
+    public StringDumper() {
+    }
+
+    public void run(String classPath, PrintWriter pw) throws IOException {
+        StringReader stringReader = new DumpStringReader(pw);
+        ClassPathIterator cp = new ClassPathIterator(classPath);
+        try {
+            while (cp.hasNext()) {
+                ClassPathEntry entry = cp.next();
+                InputStream in = entry.openStream();
+                try {
+                    new ClassReader(in).accept(stringReader, 0);
+                } catch (Exception e) {
+                    System.err.println("Error reading " + entry.getName() + ": " + e.getMessage());
+                } finally {
+                    in.close();
+                }
+                pw.flush();
+            }
+        } catch (RuntimeIOException e) {
+            throw (IOException)e.getCause();
+        } finally {
+          cp.close();
+        }
+    }
+
+    private static class DumpStringReader extends StringReader
+    {
+        private final PrintWriter pw;
+        private String className;
+
+        public DumpStringReader(PrintWriter pw) {
+            this.pw = pw;
+        }
+
+        public void visitString(String className, String value, int line) {
+            if (value.length() > 0) {
+                if (!className.equals(this.className)) {
+                    this.className = className;
+                    pw.println(className.replace('/', '.'));
+                }
+                pw.print("\t");
+                if (line >= 0)
+                    pw.print(line + ": ");
+                pw.print(escapeStringLiteral(value));
+                pw.println();
+            }
+        }
+    };
+
+    private static String escapeStringLiteral(String value) {
+        StringBuilder sb = new StringBuilder();
+        sb.append("\"");
+        char[] chars = value.toCharArray();
+        for (int i = 0, size = chars.length; i < size; i++) {
+            char ch = chars[i];
+            switch (ch) {
+            case '\n': sb.append("\\n"); break;
+            case '\r': sb.append("\\r"); break;
+            case '\b': sb.append("\\b"); break;
+            case '\f': sb.append("\\f"); break;
+            case '\t': sb.append("\\t"); break;
+            case '\"': sb.append("\\\""); break;
+            case '\\': sb.append("\\\\"); break;
+            default:
+                sb.append(ch);
+            }
+        }
+        sb.append("\"");
+        return sb.toString();
+    }
+}