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package org.eclipse.ui.externaltools.internal.ant.editor.derived;
/**********************************************************************
Copyright (c) 2000, 2002 IBM Corp. All rights reserved.
This file is made available under the terms of the Common Public License v1.0
which accompanies this distribution, and is available at
http://www.eclipse.org/legal/cpl-v10.html
**********************************************************************/
import java.io.IOException;
import java.io.Reader;
/**
* @see org.eclipse.jdt.internal.corext.javadoc.SingleCharReader
*/
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;
} else {
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();
}
}
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