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Completed StringListReader class.

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Christian P. MOMON 2017-04-28 00:00:59 +02:00
parent 0a7d17ebc0
commit 7cda114d8d
2 changed files with 105 additions and 52 deletions
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46
src/fr/devinsy/util/strings/BufferedStringListReader.java
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@ -1,46 +0,0 @@
package fr.devinsy.util.strings;
import java.io.BufferedReader;
import java.io.IOException;
/**
*
* @author Christian Pierre MOMON (christian.momon@devinsy.fr)
*
*/
public class BufferedStringListReader implements StringListReader
{
private BufferedReader in;
/**
*
* @param in
*/
public BufferedStringListReader(final BufferedReader in)
{
this.in = in;
}
/**
*
*/
@Override
public void close()
{
}
/**
*
*/
@Override
public String readLine() throws IOException
{
String result;
result = this.in.readLine();
//
return result;
}
}

111
src/fr/devinsy/util/strings/StringListReader.java
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@ -1,23 +1,122 @@
/**
* Copyright (C) 2013-2017 Christian Pierre MOMON
*
* This file is part of Devinsy-utils.
*
* Devinsy-utils is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Devinsy-utils is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Devinsy-utils. If not, see <http://www.gnu.org/licenses/>
*/
package fr.devinsy.util.strings;
import java.io.Closeable;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.Reader;
/**
*
* @author Christian Pierre MOMON (christian.momon@devinsy.fr)
*
*/
public interface StringListReader extends Closeable
public class StringListReader extends Reader
{
private StringList in;
private StringListCharIterator iterator;
/**
*
* @param in
*/
@Override
void close();
public StringListReader(final StringList in)
{
this.in = in;
this.iterator = new StringListCharIterator(in);
}
/**
*
*/
String readLine() throws IOException;
@Override
public void close()
{
}
/**
*
*/
@Override
public synchronized int read(final char[] cbuf, final int off, final int len) throws IOException
{
int result;
BufferedReader a;
if ((off < 0) || (off > cbuf.length) || (len < 0) || ((off + len) > cbuf.length) || ((off + len) < 0))
{
throw new IndexOutOfBoundsException();
}
else if (len == 0)
{
result = 0;
}
else if (this.iterator.hasNext())
{
//
result = 0;
// Read off characters.
{
boolean ended = false;
int offCount = 0;
while (!ended)
{
if ((offCount < off) && (this.iterator.hasNext()))
{
this.iterator.next();
offCount += 1;
result += 1;
}
else
{
ended = true;
}
}
}
// Read len characters.
{
boolean ended = false;
int lenCount = 0;
while (!ended)
{
if ((lenCount < len) && (this.iterator.hasNext()))
{
char letter = this.iterator.next();
cbuf[lenCount] = letter;
lenCount += 1;
result += 1;
}
else
{
ended = true;
}
}
}
}
else
{
result = -1;
}
//
return result;
}
}