First release of open-appsec source code

external/picojson/examples/iostream.cc

@@ -0,0 +1,69 @@
+/*
+ * Copyright 2009-2010 Cybozu Labs, Inc.
+ * Copyright 2011-2014 Kazuho Oku
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+#include "../picojson.h"
+
+int main(void) {
+  picojson::value v;
+
+  // read json value from stream
+  std::cin >> v;
+  if (std::cin.fail()) {
+    std::cerr << picojson::get_last_error() << std::endl;
+    return 1;
+  }
+
+  // dump json object
+  std::cout << "---- dump input ----" << std::endl;
+  std::cout << v << std::endl;
+
+  // accessors
+  std::cout << "---- analyzing input ----" << std::endl;
+  if (v.is<picojson::null>()) {
+    std::cout << "input is null" << std::endl;
+  } else if (v.is<bool>()) {
+    std::cout << "input is " << (v.get<bool>() ? "true" : "false") << std::endl;
+  } else if (v.is<double>()) {
+    std::cout << "input is " << v.get<double>() << std::endl;
+  } else if (v.is<std::string>()) {
+    std::cout << "input is " << v.get<std::string>() << std::endl;
+  } else if (v.is<picojson::array>()) {
+    std::cout << "input is an array" << std::endl;
+    const picojson::array &a = v.get<picojson::array>();
+    for (picojson::array::const_iterator i = a.begin(); i != a.end(); ++i) {
+      std::cout << "  " << *i << std::endl;
+    }
+  } else if (v.is<picojson::object>()) {
+    std::cout << "input is an object" << std::endl;
+    const picojson::object &o = v.get<picojson::object>();
+    for (picojson::object::const_iterator i = o.begin(); i != o.end(); ++i) {
+      std::cout << i->first << "  " << i->second << std::endl;
+    }
+  }
+
+  return 0;
+}