langtools/test/tools/javac/processing/errors/TestFatalityOfParseErrors.java

/*
 * @test /nodynamiccopyright/
 * @bug 6403459
 * @summary Test that generating programs with syntax errors is a fatal condition
 * @author  Joseph D. Darcy
 * @library /tools/javac/lib
 * @build JavacTestingAbstractProcessor
 * @compile TestReturnCode.java
 * @compile TestFatalityOfParseErrors.java
 * @compile/fail/ref=TestFatalityOfParseErrors.out -XDrawDiagnostics -XprintRounds -processor TestFatalityOfParseErrors -proc:only TestFatalityOfParseErrors.java
 */

import java.util.Set;
import javax.annotation.processing.*;
import javax.lang.model.SourceVersion;
import static javax.lang.model.SourceVersion.*;
import javax.lang.model.element.*;
import javax.lang.model.util.*;
import static javax.tools.Diagnostic.Kind.*;

import java.io.PrintWriter;
import java.io.IOException;

/**
 * Write out an incomplete source file and observe that the next round
 * is marked as an error.
 */
public class TestFatalityOfParseErrors extends JavacTestingAbstractProcessor {

    public boolean process(Set<? extends TypeElement> annotations,
                           RoundEnvironment roundEnvironment) {
        try (PrintWriter pw = new PrintWriter(filer.createSourceFile("SyntaxError").openWriter())) {
            pw.println("class SyntaxError {");
        } catch (IOException ioException) {
        }
        return true;
    }
}