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/*
* Copyright (C) 2014 The Android Open Source Project
*
* 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.
*/
#include "stdafx.h"
#include "FindJava2.h"
#include "utils.h"
#include "JavaFinder.h"
#include "FindJava2Dlg.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#endif
// The one and only MFC application object
class CFindJava2App : public CWinApp {
public:
CFindJava2App() {
}
// Set CWinApp default registry key. Must be consistent with all apps using findjava2.
void initRegistryKey() {
SetRegistryKey(_T("Android-FindJava2"));
}
};
CFindJava2App theApp;
using namespace std;
int _tmain(int argc, TCHAR* argv[], TCHAR* envp[]) {
// Init utils; use default app name based on VERSIONINFO.FileDescription
initUtils(NULL);
// initialize MFC and print and error on failure
HMODULE hModule = ::GetModuleHandle(NULL);
if (hModule == NULL) {
displayLastError(_T("Fatal Error: "));
return -2;
}
if (!AfxWinInit(hModule, NULL, ::GetCommandLine(), 0)) {
displayLastError(_T("Fatal Error: "));
return -3;
}
theApp.initRegistryKey();
gIsConsole = true; // tell utils to to print errors to stderr
gIsDebug = (getenv("ANDROID_SDKMAN_DEBUG") != NULL);
// Parse command line
bool doTests = false;
bool doShortPath = false;
bool doVersion = false;
bool doJavaW = false;
bool doForceUi = false;
bool doJava1_7 = false;
for (int i = 1; i < argc; i++) {
if (_tcsnccmp(argv[i], _T("-t"), 2) == 0) {
doTests = true;
} else if (_tcsnccmp(argv[i], _T("-d"), 2) == 0) {
gIsDebug = true;
} else if (_tcsnccmp(argv[i], _T("-s"), 2) == 0) {
doShortPath = true;
} else if (_tcsnccmp(argv[i], _T("-v"), 2) == 0) {
doVersion = true;
} else if (_tcsnccmp(argv[i], _T("-f"), 2) == 0) {
doForceUi = true;
} else if (_tcsnccmp(argv[i], _T("-7"), 2) == 0) {
doJava1_7 = true;
} else if (_tcscmp(argv[i], _T("-w")) == 0 || _tcscmp(argv[i], _T("-javaw")) == 0) {
doJavaW = true;
} else {
printf(
"Outputs the path of the first Java.exe found on the local system.\n"
"Returns code 0 when found, 1 when not found.\n"
"Options:\n"
"-h / -help : This help.\n"
"-t / -test : Internal test.\n"
"-f / -force : Force UI selection.\n"
"-7 : Java 1.7 minimum instead of 1.6.\n"
"-s / -short : Print path in short DOS form.\n"
"-w / -javaw : Search a matching javaw.exe; defaults to java.exe if not found.\n"
"-v / -version: Only prints the Java version found.\n"
);
return 2;
}
}
CJavaFinder javaFinder(JAVA_VERS_TO_INT(1, doJava1_7 ? 7 : 6));
CJavaPath javaPath = javaFinder.getRegistryPath();
if (doTests) {
std::set<CJavaPath> paths;
javaFinder.findJavaPaths(&paths);
bool regPrinted = false;
for (const CJavaPath &p : paths) {
bool isReg = (p == javaPath);
if (isReg) {
regPrinted = true;
}
_tprintf(_T("%c [%s] %s\n"), isReg ? '*' : ' ', p.getVersion(), p.mPath);
}
if (!regPrinted && !javaPath.isEmpty()) {
const CJavaPath &p = javaPath;
_tprintf(_T("* [%s] %s\n"), p.getVersion(), p.mPath);
}
return 0;
}
if (doForceUi || javaPath.isEmpty()) {
CFindJava2Dlg dlg;
dlg.setJavaFinder(&javaFinder);
INT_PTR nResponse = dlg.DoModal();
if (nResponse == IDOK) {
// Get java path selected by user and save into registry for later re-use
javaPath = dlg.getSelectedPath();
javaFinder.setRegistryPath(javaPath);
} else if (nResponse == -1) { // MFC boilerplate
TRACE(traceAppMsg, 0, "Warning: dialog creation failed, so application is terminating unexpectedly.\n");
return 1;
}
}
if (javaPath.isEmpty()) {
fprintf(stderr, "No java.exe path found");
return 1;
}
if (doShortPath) {
PVOID oldWow64Value = disableWow64FsRedirection();
if (!javaPath.toShortPath()) {
revertWow64FsRedirection(&oldWow64Value);
_ftprintf(stderr,
_T("Failed to convert path to a short DOS path: %s\n"),
javaPath.mPath);
return 1;
}
revertWow64FsRedirection(&oldWow64Value);
}
if (doVersion) {
// Print version found. We already have the version as an integer
// so we don't need to run java -version a second time.
_tprintf(_T("%s"), javaPath.getVersion());
return 0;
}
if (doJavaW) {
// Try to find a javaw.exe instead of java.exe at the same location.
CPath javawPath = javaPath.mPath;
javawPath.RemoveFileSpec();
javawPath.Append(_T("javaw.exe"));
javawPath.Canonicalize();
// Only accept it if we can actually find the exec
PVOID oldWow64Value = disableWow64FsRedirection();
bool exists = javawPath.FileExists() == TRUE; // skip BOOL-to-bool warning
revertWow64FsRedirection(&oldWow64Value);
if (!exists) {
_ftprintf(stderr,
_T("Failed to find javaw at: %s\n"),
javawPath);
return 1;
}
javaPath.mPath = javawPath;
}
// Print java.exe path found
_tprintf(_T("%s"), javaPath.mPath);
return 0;
}
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