Here you can find the source of errorsToString( DiagnosticCollector
private static String errorsToString( DiagnosticCollector<JavaFileObject> diagnosticCollector)
//package com.java2s; /*//from ww w . j a v a 2s . c o m * Copyright 2010-2013 JetBrains s.r.o. * * 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. */ import javax.tools.*; public class Main { private static String errorsToString( DiagnosticCollector<JavaFileObject> diagnosticCollector) { StringBuilder builder = new StringBuilder(); for (javax.tools.Diagnostic<? extends JavaFileObject> diagnostic : diagnosticCollector .getDiagnostics()) { if (diagnostic.getKind() == javax.tools.Diagnostic.Kind.ERROR) { builder.append(diagnostic).append("\n"); } } return builder.toString(); } }