| /******************************************************************************* |
| * Copyright (c) 2005, 2007 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| * Jens Lukowski/Innoopract - initial renaming/restructuring |
| *******************************************************************************/ |
| package org.eclipse.wst.jsdt.web.ui.internal.derived; |
| |
| import java.io.IOException; |
| import java.io.Reader; |
| |
| /** |
| * |
| |
| * Provisional API: This class/interface is part of an interim API that is still under development and expected to |
| * change significantly before reaching stability. It is being made available at this early stage to solicit feedback |
| * from pioneering adopters on the understanding that any code that uses this API will almost certainly be broken |
| * (repeatedly) as the API evolves. |
| */ |
| public abstract class SingleCharReader extends Reader { |
| /** |
| * Gets the content as a String |
| */ |
| public String getString() throws IOException { |
| StringBuffer buf = new StringBuffer(); |
| int ch; |
| while ((ch = read()) != -1) { |
| buf.append((char) ch); |
| } |
| return buf.toString(); |
| } |
| |
| /** |
| * @see Reader#read() |
| */ |
| |
| public abstract int read() throws IOException; |
| |
| /** |
| * @see Reader#read(char[],int,int) |
| */ |
| |
| public int read(char cbuf[], int off, int len) throws IOException { |
| int end = off + len; |
| for (int i = off; i < end; i++) { |
| int ch = read(); |
| if (ch == -1) { |
| if (i == off) { |
| return -1; |
| } |
| return i - off; |
| } |
| cbuf[i] = (char) ch; |
| } |
| return len; |
| } |
| |
| /** |
| * @see Reader#ready() |
| */ |
| |
| public boolean ready() throws IOException { |
| return true; |
| } |
| } |