71 lines
2.3 KiB
Java
Executable File
71 lines
2.3 KiB
Java
Executable File
import java.io.BufferedReader;
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import java.io.BufferedWriter;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.FileReader;
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import java.io.FileWriter;
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import java.security.AccessController;
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import java.security.PrivilegedAction;
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public class TiddlySaver extends java.applet.Applet {
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public String loadFile(final String filename, final String charset) {
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return (String)AccessController.doPrivileged(new PrivilegedAction() {
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public Object run() {
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try {
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if (charset.length() == 0) {
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StringBuffer data = new StringBuffer();
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BufferedReader r = new BufferedReader(new FileReader(filename));
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String line;
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while ((line = r.readLine()) != null) data.append(line).append("\n");
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r.close();
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return data.toString();
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} else {
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File f = new File(filename);
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FileInputStream i = new FileInputStream(f);
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byte[] b = new byte[(f.length() > Integer.MAX_VALUE) ? Integer.MAX_VALUE : (int)f.length()];
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int offset = 0;
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int num = 0;
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while (offset < b.length && (num = i.read(b, offset, b.length - offset)) >= 0) {
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offset += num;
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}
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i.close();
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return new String(b, 0, offset, charset);
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}
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} catch (Exception x) {
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x.printStackTrace();
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return null;
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}
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}
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});
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}
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public int saveFile(final String filename, final String charset, final String data) {
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return ((Integer)AccessController.doPrivileged(new PrivilegedAction() {
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public Object run() {
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try {
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if (charset.length() == 0) {
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int e, s = 0;
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BufferedWriter w = new BufferedWriter(new FileWriter(filename));
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do {
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e = data.indexOf('\n', s);
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if (e == -1) e = data.length();
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w.write(data, s, e - s);
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w.newLine();
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s = e + 1;
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} while (s < data.length());
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w.close();
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return new Integer(1);
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} else {
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FileOutputStream o = new FileOutputStream(filename);
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o.write(data.getBytes(charset));
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o.close();
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return new Integer(1);
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}
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} catch (Exception x) {
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x.printStackTrace();
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return new Integer(0);
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}
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}
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})).intValue();
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}
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} |