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/*
* Copyright 2000-2009 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 com.intellij.compiler.impl.javaCompiler.javac;
import com.intellij.compiler.CompilerEncodingService;
import com.intellij.compiler.impl.javaCompiler.ModuleChunk;
import com.intellij.openapi.module.Module;
import com.intellij.util.Chunk;
import org.jetbrains.jps.model.java.compiler.JpsJavaCompilerOptions;
import java.nio.charset.Charset;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.StringTokenizer;
public class JavacSettingsBuilder {
private final JpsJavaCompilerOptions myOptions;
public JavacSettingsBuilder(JpsJavaCompilerOptions options) {
myOptions = options;
}
protected JpsJavaCompilerOptions getOptions() {
return myOptions;
}
public Collection<String> getOptions(Chunk<Module> chunk) {
List<String> options = new ArrayList<String>();
if (getOptions().DEBUGGING_INFO) {
options.add("-g");
}
if (getOptions().DEPRECATION) {
options.add("-deprecation");
}
if (getOptions().GENERATE_NO_WARNINGS) {
options.add("-nowarn");
}
boolean isEncodingSet = false;
final StringTokenizer tokenizer = new StringTokenizer(getOptions().ADDITIONAL_OPTIONS_STRING, " \t\r\n");
while(tokenizer.hasMoreTokens()) {
final String token = tokenizer.nextToken();
if(!acceptUserOption(token)) {
continue;
}
options.add(token);
if ("-encoding".equals(token)) {
isEncodingSet = true;
}
}
if (!isEncodingSet && acceptEncoding()) {
final Charset charset = CompilerEncodingService.getPreferredModuleEncoding(chunk);
if (charset != null) {
options.add("-encoding");
options.add(charset.name());
}
}
return options;
}
protected boolean acceptUserOption(String token) {
return !("-g".equals(token) || "-deprecation".equals(token) || "-nowarn".equals(token));
}
protected boolean acceptEncoding() {
return true;
}
public String getOptionsString(final ModuleChunk chunk) {
final StringBuilder options = new StringBuilder();
for (String option : getOptions(chunk)) {
if (options.length() > 0) {
options.append(" ");
}
options.append(option);
}
return options.toString();
}
}
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