54 lines
2.3 KiB
Java
54 lines
2.3 KiB
Java
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FileTest
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import java.io.*;
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import java.util.*;
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class FileTest {
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public static void main(String[] args) {
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//-- Make sure there is one parameter
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if (args.length != 1) {
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System.err.println("ERROR: must have 1 parameter");
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System.exit(1);
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}
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try {
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File f = new File(args[0]);
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long d;
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System.out.println("getName() = " + f.getName());
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System.out.println("getAbsoluteFile().getName() = "
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+ f.getAbsoluteFile().getName());
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boolean exists = f.exists();
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System.out.println("exists() = " + exists);
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if (!exists) {
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System.exit(1);
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}
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System.out.println("canRead() = " + f.canRead());
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System.out.println("canWrite() = " + f.canWrite());
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System.out.println("getPath() = " + f.getPath());
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System.out.println("getAbsolutePath() = " + f.getAbsolutePath());
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System.out.println("getCanonicalPath() = " + f.getCanonicalPath());
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System.out.println("getAbsoluteFile() = " + f.getAbsoluteFile());
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System.out.println("toURL() = " + f.toURL());
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System.out.println("toURI() = " + f.toURI());
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System.out.println("getParent() = " + f.getParent());
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System.out.println("isAbsolute() = " + f.isAbsolute());
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boolean isDirectory = f.isDirectory();
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System.out.println("isDirectory() = " + isDirectory);
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System.out.println("isFile() = " + f.isFile());
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System.out.println("isHidden() = " + f.isHidden());
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System.out.println("lastModified() = " + (d = f.lastModified())
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+ " = " + new Date(d));
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System.out.println("length() = " + f.length());
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if (isDirectory) {
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String[] subfiles = f.list();
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for (int i=0; i<subfiles.length; i++) {
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System.out.println("file in this dir = " + subfiles[i]);
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}
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}
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} catch (IOException iox) {
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System.err.println(iox);
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}
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}//endmethod main
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}//endclass FileTest
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