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.currysrc.api.process.Context; 19import com.google.currysrc.api.process.Processor; 20 21import org.eclipse.jdt.core.dom.CompilationUnit; 22import org.eclipse.jface.text.BadLocationException; 23import org.eclipse.jface.text.Document; 24 25/** 26 * Inserts a header to the beginning of a {@link CompilationUnit}. 27 */ 28public class InsertHeader implements Processor { 29 30 private final String header; 31 32 public InsertHeader(String header) { 33 this.header = header; 34 } 35 36 @Override 37 public void process(Context context, CompilationUnit cu) { 38 Document document = context.document(); 39 try { 40 document.replace(0, 0, header); 41 } catch (BadLocationException e) { 42 throw new AssertionError(e); 43 } 44 } 45 46 @Override 47 public String toString() { 48 return "InsertHeader"; 49 } 50} 51