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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.
*/
#pragma once
#include <set> // STL std::set
#include "JavaPath.h"
class CJavaFinder {
public:
// Creates a new JavaFinder.
// minVersion to accept, using JAVA_VERS_TO_INT macro. 0 to accept everything.
CJavaFinder(int minVersion = 0);
~CJavaFinder();
int getMinVersion() const { return mMinVersion; }
// Returns the path recorded in the registry.
// If there is no path or it is no longer valid, returns an empty string.
CJavaPath getRegistryPath();
// Sets the given path as the default to use in the registry.
// Returns true on success.
bool setRegistryPath(const CJavaPath &javaPath);
// Scans the registry, the environment and program files for potential Java.exe locations.
// Fills the given set with the tuples (version, path) found, guaranteed sorted and unique.
void findJavaPaths(std::set<CJavaPath> *paths);
// Checks the given path for a given java.exe.
// Input path variation tried are: path as-is, path/java.exe or path/bin/java.exe.
// Places the java path and version in outPath;
// Returns true if a java path was found *and* its version is at least mMinVersion.
bool checkJavaPath(const CString &path, CJavaPath *outPath);
private:
int mMinVersion;
};
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