/*

 * @bug 8066843

 * @summary Annotation processors should be able to print multiple errors at the same location.

 * @library /tools/javac/lib

 * @modules jdk.compiler

 * @build JavacTestingAbstractProcessor TestMultipleErrors

 * @compile/fail/ref=TestMultipleErrors.out -XDrawDiagnostics -processor TestMultipleErrors TestMultipleErrors.java

 */

import java.util.*;

import javax.annotation.processing.*;

import javax.lang.model.element.*;

import javax.tools.Diagnostic.Kind;

import com.sun.source.util.TreePath;

import com.sun.source.util.Trees;

public class TestMultipleErrors extends JavacTestingAbstractProcessor {

    @Override

    public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {

        for (Element root : roundEnv.getRootElements()) {

            processingEnv.getMessager().printMessage(Kind.ERROR, "error1", root);

            processingEnv.getMessager().printMessage(Kind.ERROR, "error2", root);

            Trees trees = Trees.instance(processingEnv);

            TreePath path = trees.getPath(root);

            trees.printMessage(Kind.ERROR, "error3", path.getLeaf(), path.getCompilationUnit());

            trees.printMessage(Kind.ERROR, "error4", path.getLeaf(), path.getCompilationUnit());

        }

        return true;

    }

}