From d89f36b67ea1d838a78523538a24e044518f3587 Mon Sep 17 00:00:00 2001
From: mcentner <mcentner@8a26b1a7-26f0-462f-b9ef-d0e30c41f5a4>
Date: Tue, 26 Jan 2010 16:22:56 +0000
Subject: MOCCA 1.2.11 with SHA-2 enabled.

git-svn-id: https://joinup.ec.europa.eu/svn/mocca/branches/mocca-1.2.11-sha2@599 8a26b1a7-26f0-462f-b9ef-d0e30c41f5a4
---
 .../gv/egiz/stal/impl/ByteArrayHashDataInput.java  | 107 +++++++++++++++++++++
 1 file changed, 107 insertions(+)
 create mode 100644 mocca-1.2.11/BKUCommonGUI/src/main/java/at/gv/egiz/stal/impl/ByteArrayHashDataInput.java

(limited to 'mocca-1.2.11/BKUCommonGUI/src/main/java/at/gv/egiz/stal/impl/ByteArrayHashDataInput.java')

diff --git a/mocca-1.2.11/BKUCommonGUI/src/main/java/at/gv/egiz/stal/impl/ByteArrayHashDataInput.java b/mocca-1.2.11/BKUCommonGUI/src/main/java/at/gv/egiz/stal/impl/ByteArrayHashDataInput.java
new file mode 100644
index 00000000..b9416845
--- /dev/null
+++ b/mocca-1.2.11/BKUCommonGUI/src/main/java/at/gv/egiz/stal/impl/ByteArrayHashDataInput.java
@@ -0,0 +1,107 @@
+/*
+* Copyright 2008 Federal Chancellery Austria and
+* Graz University of Technology
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*     http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+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;
+
+/**
+ *
+ * @author clemens
+ */
+public class ByteArrayHashDataInput implements HashDataInput {
+
+    private static final Log log = LogFactory.getLog(ByteArrayHashDataInput.class);
+  
+    protected byte[] hashData;
+    protected String id;
+    protected String mimeType;
+    protected String encoding;
+    protected String filename;
+
+    public ByteArrayHashDataInput(byte[] hashData, String id, String mimeType, String encoding, String filename) {
+        if (hashData == null) {
+            throw new NullPointerException("HashDataInput not provided.");
+        }
+        this.hashData = hashData;
+        this.id = id;
+        this.mimeType = mimeType;
+        this.encoding = encoding;
+        this.filename = filename;
+    }
+    
+    /**
+     * 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;
+    }
+
+    @Override
+    public String getMimeType() {
+        return mimeType;
+    }
+
+    @Override
+    public InputStream getHashDataInput() {
+        return new ByteArrayInputStream(hashData);
+    }
+
+    /**
+     * may be null
+     * @return
+     */
+  @Override
+  public String getEncoding() {
+    return encoding;
+  }
+
+  @Override
+  public String getFilename() {
+    return filename;
+  }
+
+    
+}
-- 
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