From d56504bc815d41ac9142967915b7e6224c2cf529 Mon Sep 17 00:00:00 2001 From: clemenso Date: Wed, 15 Oct 2008 13:41:21 +0000 Subject: remove hashdatainputproxy git-svn-id: https://joinup.ec.europa.eu/svn/mocca/trunk@119 8a26b1a7-26f0-462f-b9ef-d0e30c41f5a4 --- .../gv/egiz/stal/impl/ByteArrayHashDataInput.java | 31 ++++++++++++++++++++++ 1 file changed, 31 insertions(+) (limited to 'BKUCommonGUI/src/main/java/at/gv') diff --git a/BKUCommonGUI/src/main/java/at/gv/egiz/stal/impl/ByteArrayHashDataInput.java b/BKUCommonGUI/src/main/java/at/gv/egiz/stal/impl/ByteArrayHashDataInput.java index b0285345..2b5ee7e7 100644 --- a/BKUCommonGUI/src/main/java/at/gv/egiz/stal/impl/ByteArrayHashDataInput.java +++ b/BKUCommonGUI/src/main/java/at/gv/egiz/stal/impl/ByteArrayHashDataInput.java @@ -7,7 +7,11 @@ package at.gv.egiz.stal.impl; import at.gv.egiz.stal.HashDataInput; import java.io.ByteArrayInputStream; +import java.io.ByteArrayOutputStream; +import java.io.IOException; import java.io.InputStream; +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; /** * @@ -15,6 +19,8 @@ import java.io.InputStream; */ public class ByteArrayHashDataInput implements HashDataInput { + private static final Log log = LogFactory.getLog(ByteArrayHashDataInput.class); + protected byte[] hashData; protected String id; protected String mimeType; @@ -30,6 +36,31 @@ public class ByteArrayHashDataInput implements HashDataInput { this.encoding = encoding; } + /** + * caches the hashdata input's stream + * @param hdi to be cached + */ + public ByteArrayHashDataInput(HashDataInput hdi) { + if (hdi == null) { + throw new NullPointerException("HashDataInput not provided."); + } + InputStream is = hdi.getHashDataInput(); + ByteArrayOutputStream baos = new ByteArrayOutputStream(); + try { + byte[] buffer = new byte[1024]; + for (int i = is.read(buffer); i > -1; i = is.read(buffer)) { + baos.write(buffer, 0, i); + } + this.hashData = baos.toByteArray(); + } catch (IOException ex) { + log.error("Failed to cache provided HashDataInput: " + ex.getMessage(), ex); + this.hashData = new byte[0]; + } + this.id = hdi.getReferenceId(); + this.mimeType = hdi.getMimeType(); + this.encoding = hdi.getEncoding(); + } + @Override public String getReferenceId() { return id; -- cgit v1.2.3