1 /* 2 * Copyright (c) 2012-2022, jcabi.com 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 1) Redistributions of source code must retain the above 8 * copyright notice, this list of conditions and the following 9 * disclaimer. 2) Redistributions in binary form must reproduce the above 10 * copyright notice, this list of conditions and the following 11 * disclaimer in the documentation and/or other materials provided 12 * with the distribution. 3) Neither the name of the jcabi.com nor 13 * the names of its contributors may be used to endorse or promote 14 * products derived from this software without specific prior written 15 * permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT 19 * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND 20 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 21 * THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 22 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 26 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 28 * OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 package com.jcabi.xml; 31 32 import com.jcabi.log.Logger; 33 import java.util.Collection; 34 import java.util.Collections; 35 import java.util.concurrent.CopyOnWriteArrayList; 36 import javax.xml.transform.ErrorListener; 37 import javax.xml.transform.TransformerException; 38 39 /** 40 * Error listener to console. 41 * 42 * @since 0.22 43 */ 44 final class ConsoleErrorListener implements ErrorListener { 45 46 /** 47 * Errors. 48 */ 49 private final Collection<String> errors = 50 new CopyOnWriteArrayList<>(); 51 52 @Override 53 public void warning(final TransformerException warning) { 54 Logger.warn( 55 this, "#warning(): %s", 56 warning.getMessageAndLocation() 57 ); 58 this.errors.add(warning.getMessageAndLocation()); 59 } 60 61 @Override 62 public void error(final TransformerException error) 63 throws TransformerException { 64 Logger.error( 65 this, "#error(): %s", 66 error.getMessageAndLocation() 67 ); 68 this.errors.add(error.getMessageAndLocation()); 69 throw error; 70 } 71 72 @Override 73 public void fatalError(final TransformerException error) 74 throws TransformerException { 75 Logger.error( 76 this, "#fatalError(): %s", 77 error.getMessageAndLocation() 78 ); 79 this.errors.add(error.getMessageAndLocation()); 80 throw error; 81 } 82 83 /** 84 * Return all errors. 85 * @return List of errors accumulated 86 */ 87 public Collection<String> summary() { 88 return Collections.unmodifiableCollection(this.errors); 89 } 90 91 }