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/*******************************************************************************
* Copyright (c) 2008, 2012 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
* IBM Corporation - fix for 342936
*******************************************************************************/
package org.eclipse.jdt.compiler.tool.tests;
import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.List;
import javax.tools.Diagnostic;
import javax.tools.DiagnosticListener;
import javax.tools.JavaCompiler;
import javax.tools.JavaFileObject;
import javax.tools.StandardJavaFileManager;
import javax.tools.ToolProvider;
import javax.tools.JavaCompiler.CompilationTask;
import org.eclipse.jdt.core.tests.compiler.regression.BatchCompilerTest;
import org.eclipse.jdt.internal.compiler.tool.EclipseCompiler;
public class AbstractCompilerToolTest extends BatchCompilerTest {
public AbstractCompilerToolTest(String name) {
super(name);
}
static class CompilerInvocationTestsArguments {
StandardJavaFileManager standardJavaFileManager;
List<String> options;
String[] fileNames;
CompilerInvocationTestsArguments(
StandardJavaFileManager standardJavaFileManager,
List<String> options,
String[] fileNames) {
this.standardJavaFileManager = standardJavaFileManager;
this.options = options;
this.fileNames = fileNames;
}
@Override
public String toString() {
StringBuffer result = new StringBuffer();
for (String option: this.options) {
result.append(option);
result.append(' ');
}
return result.toString();
}
}
static class CompilerInvocationDiagnosticListener implements DiagnosticListener<JavaFileObject> {
public static final int NONE = 0;
public static final int ERROR = 1;
public static final int INFO = 2;
public static final int WARNING = 4;
private PrintWriter err;
public int kind;
public CompilerInvocationDiagnosticListener(PrintWriter err) {
this.err = err;
this.kind = NONE;
}
@Override
public void report(Diagnostic<? extends JavaFileObject> diagnostic) {
err.println(diagnostic);
if (this.kind == NONE) {
switch(diagnostic.getKind()) {
case ERROR :
this.kind = ERROR;
break;
case WARNING :
case MANDATORY_WARNING :
this.kind = WARNING;
break;
case NOTE :
case OTHER :
this.kind = INFO;
}
}
}
}
static EclipseCompiler COMPILER = new EclipseCompiler();
static JavaCompiler JAVAC_COMPILER = ToolProvider.getSystemJavaCompiler();
@Override
protected boolean invokeCompiler(
PrintWriter out,
PrintWriter err,
Object extraArguments,
TestCompilationProgress compilationProgress) {
CompilerInvocationTestsArguments arguments = (CompilerInvocationTestsArguments) extraArguments;
StandardJavaFileManager manager = arguments.standardJavaFileManager;
boolean ownsManager = false;
if (manager == null) {
manager = COMPILER.getStandardFileManager(null, null, null); // will pick defaults up
ownsManager = true;
}
try {
List<File> files = new ArrayList<File>();
String[] fileNames = arguments.fileNames;
for (int i = 0, l = fileNames.length; i < l; i++) {
if (fileNames[i].startsWith(OUTPUT_DIR)) {
files.add(new File(fileNames[i]));
} else {
files.add(new File(OUTPUT_DIR + File.separator + fileNames[i]));
}
}
CompilationTask task = COMPILER.getTask(out, arguments.standardJavaFileManager /* carry the null over */, new CompilerInvocationDiagnosticListener(err), arguments.options, null, manager.getJavaFileObjectsFromFiles(files));
return task.call();
} finally {
try {
if (ownsManager)
manager.close();
} catch (IOException e) {
// nop
}
}
}
}
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