/*******************************************************************************
* Copyright (c) 2005, 2006 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 - Initial API and implementation
* Jens Lukowski/Innoopract - initial renaming/restructuring
*
*******************************************************************************/
package org.eclipse.wst.html.ui.internal.derived;
import java.io.IOException;
import java.io.Reader;
/*
* Copied from org.eclipse.jdt.internal.corext.javadoc.SingleCharReader.
* Modification was made to fix statement unnecessarily nested within else
* clause warning in read(..).
*/
public abstract class SingleCharReader extends Reader {
/**
* @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;
}
/**
* 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();
}
}