Revert "Move frameworks/base/tools/ to frameworks/tools/"

This reverts commit 9f6a119c8aa276432ece4fe2118bd8a3c9b1067e.
diff --git a/tools/aidl/generate_java.cpp b/tools/aidl/generate_java.cpp
new file mode 100644
index 0000000..9e57407
--- /dev/null
+++ b/tools/aidl/generate_java.cpp
@@ -0,0 +1,99 @@
+#include "generate_java.h"
+#include "Type.h"
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+// =================================================
+VariableFactory::VariableFactory(const string& base)
+    :m_base(base),
+     m_index(0)
+{
+}
+
+Variable*
+VariableFactory::Get(Type* type)
+{
+    char name[100];
+    sprintf(name, "%s%d", m_base.c_str(), m_index);
+    m_index++;
+    Variable* v = new Variable(type, name);
+    m_vars.push_back(v);
+    return v;
+}
+
+Variable*
+VariableFactory::Get(int index)
+{
+    return m_vars[index];
+}
+
+// =================================================
+string
+gather_comments(extra_text_type* extra)
+{
+    string s;
+    while (extra) {
+        if (extra->which == SHORT_COMMENT) {
+            s += extra->data;
+        }
+        else if (extra->which == LONG_COMMENT) {
+            s += "/*";
+            s += extra->data;
+            s += "*/";
+        }
+        extra = extra->next;
+    }
+    return s;
+}
+
+string
+append(const char* a, const char* b)
+{
+    string s = a;
+    s += b;
+    return s;
+}
+
+// =================================================
+int
+generate_java(const string& filename, const string& originalSrc,
+                interface_type* iface)
+{
+    Class* cl;
+
+    if (iface->document_item.item_type == INTERFACE_TYPE_BINDER) {
+        cl = generate_binder_interface_class(iface);
+    }
+    else if (iface->document_item.item_type == INTERFACE_TYPE_RPC) {
+        cl = generate_rpc_interface_class(iface);
+    }
+
+    Document* document = new Document;
+        document->comment = "";
+        if (iface->package) document->package = iface->package;
+        document->originalSrc = originalSrc;
+        document->classes.push_back(cl);
+
+//    printf("outputting... filename=%s\n", filename.c_str());
+    FILE* to;
+    if (filename == "-") {
+        to = stdout;
+    } else {
+       /* open file in binary mode to ensure that the tool produces the
+        * same output on all platforms !!
+        */
+        to = fopen(filename.c_str(), "wb");
+        if (to == NULL) {
+            fprintf(stderr, "unable to open %s for write\n", filename.c_str());
+            return 1;
+        }
+    }
+
+    document->Write(to);
+
+    fclose(to);
+    return 0;
+}
+