/*
* Copyright 2003-2014 JetBrains s.r.o.
*
* 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.
*/
package jetbrains.mps.compiler;
import jetbrains.mps.project.Project;
import org.eclipse.jdt.internal.compiler.impl.CompilerOptions;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
public class JavaCompilerOptionsComponent {
private Map<Project, JavaCompilerOptions> myProjectToOptions = new ConcurrentHashMap<Project, JavaCompilerOptions>();
private static JavaCompilerOptionsComponent INSTANCE;
public static JavaVersion DEFAULT_JAVA_VERSION = getDefaultJavaVersion();
public static JavaCompilerOptions DEFAULT_JAVA_COMPILER_OPTIONS = new JavaCompilerOptions(DEFAULT_JAVA_VERSION);
private JavaCompilerOptionsComponent() {
}
public static JavaCompilerOptionsComponent getInstance() {
if (INSTANCE == null) {
INSTANCE = new JavaCompilerOptionsComponent();
}
return INSTANCE;
}
public void setJavaCompilerOptions(@NotNull Project project, @NotNull JavaCompilerOptions options) {
myProjectToOptions.put(project, options);
}
public void removeJavaCompilerOptions(@NotNull Project project) {
if (myProjectToOptions.containsKey(project)) {
myProjectToOptions.remove(project);
}
}
@NotNull
public JavaCompilerOptions getJavaCompilerOptions(Project project) {
if (project == null || !myProjectToOptions.containsKey(project)) {
return DEFAULT_JAVA_COMPILER_OPTIONS;
}
return myProjectToOptions.get(project);
}
@NotNull
private static JavaVersion getDefaultJavaVersion() {
String property = System.getProperty("java.version");
if (property.startsWith("1.6")) {
return JavaVersion.VERSION_1_6;
} else if (property.startsWith("1.7")) {
return JavaVersion.VERSION_1_7;
} else if (property.startsWith("1.8")) {
return JavaVersion.VERSION_1_8;
}
return JavaVersion.VERSION_1_8;
}
public enum JavaVersion {
VERSION_1_6(CompilerOptions.VERSION_1_6),
VERSION_1_7(CompilerOptions.VERSION_1_7),
VERSION_1_8(CompilerOptions.VERSION_1_8);
private String myCompilerVersion;
JavaVersion(@NotNull String compilerVersion) {
myCompilerVersion = compilerVersion;
}
@NotNull
public String getCompilerVersion() {
return myCompilerVersion;
}
public boolean isAtLeast(@NotNull JavaVersion version) {
return compareTo(version) >= 0;
}
@Nullable
public static JavaVersion parse(@Nullable String value) {
if (value == null) {
return null;
}
for (JavaVersion version : JavaVersion.values()) {
if (value.equals(version.getCompilerVersion())) {
return version;
}
}
return null;
}
}
}