/*
* Copyright 2014 the original author or authors.
*
* 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 org.gradle.language.scala.internal.toolchain;
import org.gradle.workers.internal.WorkerDaemonFactory;
import org.gradle.api.internal.tasks.scala.DaemonScalaCompiler;
import org.gradle.api.internal.tasks.scala.NormalizingScalaCompiler;
import org.gradle.api.internal.tasks.scala.ScalaJavaJointCompileSpec;
import org.gradle.api.internal.tasks.scala.ZincScalaCompiler;
import org.gradle.language.base.internal.compile.CompileSpec;
import org.gradle.language.base.internal.compile.Compiler;
import org.gradle.platform.base.internal.toolchain.ToolProvider;
import org.gradle.util.TreeVisitor;
import java.io.File;
import java.util.Set;
public class DefaultScalaToolProvider implements ToolProvider {
public static final String DEFAULT_ZINC_VERSION = "0.3.13";
private final File gradleUserHomeDir;
private final File rootProjectDir;
private final WorkerDaemonFactory workerDaemonFactory;
private final Set<File> resolvedScalaClasspath;
private final Set<File> resolvedZincClasspath;
public DefaultScalaToolProvider(File gradleUserHomeDir, File rootProjectDir, WorkerDaemonFactory workerDaemonFactory, Set<File> resolvedScalaClasspath, Set<File> resolvedZincClasspath) {
this.gradleUserHomeDir = gradleUserHomeDir;
this.rootProjectDir = rootProjectDir;
this.workerDaemonFactory = workerDaemonFactory;
this.resolvedScalaClasspath = resolvedScalaClasspath;
this.resolvedZincClasspath = resolvedZincClasspath;
}
@Override
@SuppressWarnings("unchecked")
public <T extends CompileSpec> org.gradle.language.base.internal.compile.Compiler<T> newCompiler(Class<T> spec) {
if (ScalaJavaJointCompileSpec.class.isAssignableFrom(spec)) {
Compiler<ScalaJavaJointCompileSpec> scalaCompiler = new ZincScalaCompiler(resolvedScalaClasspath, resolvedZincClasspath, gradleUserHomeDir);
return (Compiler<T>) new NormalizingScalaCompiler(new DaemonScalaCompiler<ScalaJavaJointCompileSpec>(rootProjectDir, scalaCompiler, workerDaemonFactory, resolvedZincClasspath));
}
throw new IllegalArgumentException(String.format("Cannot create Compiler for unsupported CompileSpec type '%s'", spec.getSimpleName()));
}
@Override
public <T> T get(Class<T> toolType) {
throw new IllegalArgumentException(String.format("Don't know how to provide tool of type %s.", toolType.getSimpleName()));
}
@Override
public boolean isAvailable() {
return true;
}
@Override
public void explain(TreeVisitor<? super String> visitor) {
}
}