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Support custom delim for tokenizer #3

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Support custom delim for tokenizer #3

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ef8739b
Support custom delim for tokenizer
dong031001 Sep 2, 2022
47fd8ac
Update Kattio.java
dong031001 Sep 2, 2022
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102 changes: 58 additions & 44 deletions Kattio.java
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Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,9 @@
* a good idea to use hasMoreTokens() to check for end-of-file.
*
* @author: Kattis
*
* Modified based on MIT License
* @author: Shear
*/

import java.util.StringTokenizer;
Expand All @@ -37,58 +40,69 @@
import java.io.OutputStream;

class Kattio extends PrintWriter {
public Kattio(InputStream i) {
super(new BufferedOutputStream(System.out));
r = new BufferedReader(new InputStreamReader(i));
}
public Kattio(InputStream i, OutputStream o) {
super(new BufferedOutputStream(o));
r = new BufferedReader(new InputStreamReader(i));
}
public Kattio(InputStream i) {
super(new BufferedOutputStream(System.out));
r = new BufferedReader(new InputStreamReader(i));
}

public boolean hasMoreTokens() {
return peekToken() != null;
}
public Kattio(InputStream i, String delim){
super(new BufferedOutputStream(System.out));
r = new BufferedReader(new InputStreamReader(i));
this.delim = delim;
}

public int getInt() {
return Integer.parseInt(nextToken());
}
public Kattio(InputStream i, OutputStream o) {
super(new BufferedOutputStream(o));
r = new BufferedReader(new InputStreamReader(i));
}

public double getDouble() {
return Double.parseDouble(nextToken());
}
public boolean hasMoreTokens() {
return peekToken() != null;
}

public long getLong() {
return Long.parseLong(nextToken());
}
public int getInt() {
return Integer.parseInt(nextToken());
}

public String getWord() {
return nextToken();
}
public double getDouble() {
return Double.parseDouble(nextToken());
}

public long getLong() {
return Long.parseLong(nextToken());
}

public String getWord() {
return nextToken();
}

private BufferedReader r;
private String line;
private StringTokenizer st;
private String token;
private BufferedReader r;
private String line;
private StringTokenizer st;
private String token;
private String delim;

private String peekToken() {
if (token == null)
try {
while (st == null || !st.hasMoreTokens()) {
line = r.readLine();
if (line == null) return null;
st = new StringTokenizer(line);
}
token = st.nextToken();
} catch (IOException e) { }
return token;
}
private String peekToken() {
if (token == null)
try {
while (st == null || !st.hasMoreTokens()) {
line = r.readLine();
if (line == null)
return null;
if (delim == null)
st = new StringTokenizer(line);
else
st = new StringTokenizer(line, delim);
}
token = st.nextToken();
} catch (IOException e) {
}
return token;
}

private String nextToken() {
String ans = peekToken();
token = null;
return ans;
}
private String nextToken() {
String ans = peekToken();
token = null;
return ans;
}
}