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// Copyright 2014 The Bazel Authors. All rights reserved.
//
// 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.google.devtools.build.buildjar;
import java.util.ArrayList;
import java.util.List;
/**
* Superclass for all JavaBuilder processor classes
* involved in compiling and processing java code.
*/
public abstract class CommonJavaLibraryProcessor {
/**
* Creates the initial set of arguments to javac from the Build
* configuration supplied. This set of arguments should be extended
* by the code invoking it.
*
* @param build The build request for the initial set of arguments is needed
* @return The list of initial arguments
*/
protected List<String> createInitialJavacArgs(JavaLibraryBuildRequest build,
String classPath) {
List<String> args = new ArrayList<>();
if (!classPath.isEmpty()) {
args.add("-cp");
args.add(classPath);
}
args.add("-d");
args.add(build.getClassDir());
// Add an empty source path to prevent javac from sucking in source files
// from .jar files on the classpath.
args.add("-sourcepath");
args.add(":");
if (build.getExtdir() != null) {
args.add("-extdirs");
args.add(build.getExtdir());
}
return args;
}
}
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