TextOutputFieldRenderer.java |
1 /* 2 * Copyright 2005 Paul Hinds 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 org.tp23.antinstaller.renderer.text; 17 18import java.io.BufferedReader; 19import java.io.IOException; 20import java.io.PrintStream; 21 22import org.tp23.antinstaller.InstallException; 23import org.tp23.antinstaller.InstallerContext; 24import org.tp23.antinstaller.input.OutputField; 25 26 27 28/** 29 * 30 * <p>Renders text OutputFields, TextOutputFieldRenderer should provide a no args constructor. </p> 31 * <p>The package name for TextOutputFieldRenderer is critical</p> 32 * BufferedInputStream is used for input to prevent new Buffered reader swallowing more input from the 33 * input stream than is strictly required 34 * <p>Copyright: Copyright (c) 2004</p> 35 * <p>Company: tp23</p> 36 * @author Paul Hinds 37 * @version $Id: TextOutputFieldRenderer.java,v 1.4 2006/12/21 00:03:01 teknopaul Exp $ 38 */ 39public interface TextOutputFieldRenderer { 40 public void setContext(InstallerContext ctx); 41 42 public void renderOutput(OutputField field, BufferedReader reader, PrintStream out) throws InstallException, IOException; 43 /** 44 * Called when validation fails 45 * @param field InputField 46 * @param in InputStream 47 * @param out PrintStream 48 * @throws IOException 49 */ 50 public void renderError(OutputField field, BufferedReader reader, PrintStream out) throws IOException; 51 /** fields have abort for text since each field has its own input line*/ 52 public boolean isAbort(); 53} 54