1/* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16package com.google.currysrc.processors; 17 18import com.google.common.collect.ImmutableSet; 19import com.google.currysrc.api.process.Reporter; 20 21import org.eclipse.jdt.core.dom.Javadoc; 22import org.eclipse.jdt.core.dom.TagElement; 23import org.eclipse.jdt.core.dom.rewrite.ASTRewrite; 24 25import java.util.List; 26import java.util.Set; 27 28/** 29 * Remove the specified JavaDoc tags from the AST. Assumes the Javadoc is well-formed. 30 */ 31public final class RemoveJavaDocTags extends BaseJavadocNodeScanner { 32 33 private final Set<String> tagsToRemove; 34 35 public RemoveJavaDocTags(String... tags) { 36 ImmutableSet.Builder<String> builder = ImmutableSet.builder(); 37 for (String tag : tags) { 38 builder.add(tag.toLowerCase()); 39 } 40 tagsToRemove = builder.build(); 41 } 42 43 @Override 44 protected void visit(Reporter reporter, Javadoc javadoc, ASTRewrite rewrite) { 45 for (TagElement tagElement : (List<TagElement>) javadoc.tags()) { 46 String tagName = tagElement.getTagName(); 47 if (tagName == null) { 48 continue; 49 } 50 if (tagsToRemove.contains(tagName.toLowerCase())) { 51 rewrite.remove(tagElement, null /* editGroup */); 52 } 53 } 54 } 55 56 @Override public String toString() { 57 return "RemoveJavaDocTags{" + 58 "tagsToRemove=" + tagsToRemove + 59 '}'; 60 } 61} 62