diff options
Diffstat (limited to 'src/traffic-incidents-service/org.genivi.trafficinfo.libmatthew/src/main/java/cx/ath/matthew/io/TeeInputStream.java')
-rwxr-xr-x | src/traffic-incidents-service/org.genivi.trafficinfo.libmatthew/src/main/java/cx/ath/matthew/io/TeeInputStream.java | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/src/traffic-incidents-service/org.genivi.trafficinfo.libmatthew/src/main/java/cx/ath/matthew/io/TeeInputStream.java b/src/traffic-incidents-service/org.genivi.trafficinfo.libmatthew/src/main/java/cx/ath/matthew/io/TeeInputStream.java new file mode 100755 index 0000000..f769b11 --- /dev/null +++ b/src/traffic-incidents-service/org.genivi.trafficinfo.libmatthew/src/main/java/cx/ath/matthew/io/TeeInputStream.java @@ -0,0 +1,155 @@ +/* + * Java Tee Stream Library + * + * Copyright (c) Matthew Johnson 2005 + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + * + * To Contact the author, please email src@matthew.ath.cx + * + */ + +package cx.ath.matthew.io; + +import java.io.File; +import java.io.FileOutputStream; +import java.io.FilterInputStream; +import java.io.InputStream; +import java.io.IOException; +import java.io.OutputStream; + +/** + * Class to copy a stream to a file or another stream as it is being sent through a stream pipe + * E.g. + * <pre> + * Reader r = new InputStreamReader(new TeeInputStream(new FileInputStream("file"), new File("otherfile"))); + * </pre> + */ +public class TeeInputStream extends FilterInputStream +{ + private InputStream in; + private OutputStream fos; + /** + * Create a new TeeInputStream on the given InputStream + * and copy the stream to the given File. + * @param is Reads from this InputStream + * @param tos Write to this OutputStream + */ + public TeeInputStream(InputStream is, OutputStream tos) throws IOException + { + super(is); + this.in = is; + this.fos = tos; + } + /** + * Create a new TeeInputStream on the given InputStream + * and copy the stream to the given File. + * @param is Reads from this InputStream + * @param f Write to this File + * @param append Append to file not overwrite + */ + public TeeInputStream(InputStream is, File f, boolean append) throws IOException + { + super(is); + this.in = is; + this.fos = new FileOutputStream(f, append); + } + /** + * Create a new TeeInputStream on the given InputStream + * and copy the stream to the given File. + * @param is Reads from this InputStream + * @param f Write to this File + */ + public TeeInputStream(InputStream is, File f) throws IOException + { + super(is); + this.in = is; + this.fos = new FileOutputStream(f); + } + /** + * Create a new TeeInputStream on the given InputStream + * and copy the stream to the given File. + * @param is Reads from this InputStream + * @param f Write to this File + * @param append Append to file not overwrite + */ + public TeeInputStream(InputStream is, String f, boolean append) throws IOException + { + this(is, new File(f), append); + } + /** + * Create a new TeeInputStream on the given InputStream + * and copy the stream to the given File. + * @param is Reads from this InputStream + * @param f Write to this File + */ + public TeeInputStream(InputStream is, String f) throws IOException + { + this(is, new File(f)); + } + public void close() throws IOException + { + in.close(); + fos.close(); + } + public void flush() throws IOException + { + fos.flush(); + } + public int available() throws IOException + { + return in.available(); + } + public int read() throws IOException + { + int i = in.read(); + if (-1 != i) fos.write(i); + return i; + } + public int read(byte[] b) throws IOException + { + int c = in.read(b); + if (-1 != c) fos.write(b, 0, c); + return c; + } + public int read(byte[] b, int off, int len) throws IOException + { + int c = in.read(b, off, len); + if (-1 != c) fos.write(b, off, c); + return c; + } + public long skip(long n) throws IOException + { return in.skip(n); } + public void mark(int readlimit) + {} + public boolean markSupported() + { return false; } + public void reset() throws IOException + { in.reset(); } + + public void finalize() + { + try { + close(); + } catch (Exception e) {} + } +} + + + |