The UTF-8 {@link java.nio.charset.Charset charset} is used to - * decode the entry names. - * - * @param in the actual input stream - */ - public ZipInputStream(InputStream in) { - super(in); - impl = new org.apidesign.bck2brwsr.emul.zip.ZipInputStream(in); - } - - /** - * Creates a new ZIP input stream. - * - * @param in the actual input stream - * - * @param charset - * The {@linkplain java.nio.charset.Charset charset} to be - * used to decode the ZIP entry name (ignored if the - * language - * encoding bit of the ZIP entry's general purpose bit - * flag is set). - * - * @since 1.7 - * - public ZipInputStream(InputStream in, Charset charset) { - super(new PushbackInputStream(in, 512), new Inflater(true), 512); - usesDefaultInflater = true; - if(in == null) { - throw new NullPointerException("in is null"); - } - if (charset == null) - throw new NullPointerException("charset is null"); - this.zc = ZipCoder.get(charset); - } - */ - - /** - * Reads the next ZIP file entry and positions the stream at the - * beginning of the entry data. - * @return the next ZIP file entry, or null if there are no more entries - * @exception ZipException if a ZIP file error has occurred - * @exception IOException if an I/O error has occurred - */ - public ZipEntry getNextEntry() throws IOException { - return impl.getNextEntry(); - } - - /** - * Closes the current ZIP entry and positions the stream for reading the - * next entry. - * @exception ZipException if a ZIP file error has occurred - * @exception IOException if an I/O error has occurred - */ - public void closeEntry() throws IOException { - impl.closeEntry(); - } - - /** - * Returns 0 after EOF has reached for the current entry data, - * otherwise always return 1. - *
- * Programs should not count on this method to return the actual number
- * of bytes that could be read without blocking.
- *
- * @return 1 before EOF and 0 after EOF has reached for current entry.
- * @exception IOException if an I/O error occurs.
- *
- */
- public int available() throws IOException {
- return impl.available();
- }
-
- /**
- * Reads from the current ZIP entry into an array of bytes.
- * If len is not zero, the method
- * blocks until some input is available; otherwise, no
- * bytes are read and 0 is returned.
- * @param b the buffer into which the data is read
- * @param off the start offset in the destination array b
- * @param len the maximum number of bytes read
- * @return the actual number of bytes read, or -1 if the end of the
- * entry is reached
- * @exception NullPointerException if b is null.
- * @exception IndexOutOfBoundsException if off is negative,
- * len is negative, or len is greater than
- * b.length - off
- * @exception ZipException if a ZIP file error has occurred
- * @exception IOException if an I/O error has occurred
- */
- public int read(byte[] b, int off, int len) throws IOException {
- return impl.read(b, off, len);
- }
-
- /**
- * Skips specified number of bytes in the current ZIP entry.
- * @param n the number of bytes to skip
- * @return the actual number of bytes skipped
- * @exception ZipException if a ZIP file error has occurred
- * @exception IOException if an I/O error has occurred
- * @exception IllegalArgumentException if n < 0
- */
- public long skip(long n) throws IOException {
- return impl.skip(n);
- }
-
- /**
- * Closes this input stream and releases any system resources associated
- * with the stream.
- * @exception IOException if an I/O error has occurred
- */
- public void close() throws IOException {
- impl.close();
- }
-
- /**
- * Creates a new ZipEntry object for the specified
- * entry name.
- *
- * @param name the ZIP file entry name
- * @return the ZipEntry just created
- */
- protected ZipEntry createZipEntry(String name) {
- return new ZipEntry(name);
- }
-
- @Override
- public int read() throws IOException {
- return impl.read();
- }
-
- @Override
- public boolean markSupported() {
- return impl.markSupported();
- }
-
- @Override
- public void mark(int readlimit) {
- impl.mark(readlimit);
- }
-
- @Override
- public void reset() throws IOException {
- impl.reset();
- }
-
- @Override
- public int read(byte[] b) throws IOException {
- return impl.read(b);
- }
-}