1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "content/common/android/command_line.h" 6 7 #include "base/android/jni_array.h" 8 #include "base/android/jni_string.h" 9 #include "base/command_line.h" 10 #include "base/logging.h" 11 #include "jni/CommandLine_jni.h" 12 13 using base::android::AppendJavaStringArrayToStringVector; 14 using base::android::ConvertJavaStringToUTF8; 15 16 namespace { 17 18 void AppendJavaStringArrayToCommandLine(JNIEnv* env, 19 jobjectArray array, 20 bool includes_program) { 21 std::vector<std::string> vec; 22 if (array) 23 AppendJavaStringArrayToStringVector(env, array, &vec); 24 if (!includes_program) 25 vec.insert(vec.begin(), ""); 26 CommandLine extra_command_line(vec); 27 CommandLine::ForCurrentProcess()->AppendArguments(extra_command_line, 28 includes_program); 29 } 30 31 } // namespace 32 33 static void Reset(JNIEnv* env, jclass clazz) { 34 CommandLine::Reset(); 35 } 36 37 static jboolean HasSwitch(JNIEnv* env, jclass clazz, jstring jswitch) { 38 std::string switch_string(ConvertJavaStringToUTF8(env, jswitch)); 39 return CommandLine::ForCurrentProcess()->HasSwitch(switch_string); 40 } 41 42 static jstring GetSwitchValue(JNIEnv* env, jclass clazz, jstring jswitch) { 43 std::string switch_string(ConvertJavaStringToUTF8(env, jswitch)); 44 std::string value(CommandLine::ForCurrentProcess()->GetSwitchValueNative( 45 switch_string)); 46 if (value.empty()) 47 return 0; 48 // OK to release, JNI binding. 49 return base::android::ConvertUTF8ToJavaString(env, value).Release(); 50 } 51 52 static void AppendSwitch(JNIEnv* env, jclass clazz, jstring jswitch) { 53 std::string switch_string(ConvertJavaStringToUTF8(env, jswitch)); 54 CommandLine::ForCurrentProcess()->AppendSwitch(switch_string); 55 } 56 57 static void AppendSwitchWithValue(JNIEnv* env, jclass clazz, 58 jstring jswitch, jstring jvalue) { 59 std::string switch_string(ConvertJavaStringToUTF8(env, jswitch)); 60 std::string value_string (ConvertJavaStringToUTF8(env, jvalue)); 61 CommandLine::ForCurrentProcess()->AppendSwitchASCII(switch_string, 62 value_string); 63 } 64 65 static void AppendSwitchesAndArguments(JNIEnv* env, jclass clazz, 66 jobjectArray array) { 67 AppendJavaStringArrayToCommandLine(env, array, false); 68 } 69 70 void InitNativeCommandLineFromJavaArray(JNIEnv* env, jobjectArray array) { 71 // TODO(port): Make an overload of Init() that takes StringVector rather than 72 // have to round-trip via AppendArguments. 73 CommandLine::Init(0, NULL); 74 AppendJavaStringArrayToCommandLine(env, array, true); 75 } 76 77 bool RegisterCommandLine(JNIEnv* env) { 78 return RegisterNativesImpl(env); 79 } 80