1 files changed, 105 insertions, 0 deletions
diff --git a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/impl/api/commons/DataSourceApiAdapter.java b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/impl/api/commons/DataSourceApiAdapter.java
new file mode 100644
index 0000000..8db3fcf
--- /dev/null
+++ b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/impl/api/commons/DataSourceApiAdapter.java
@@ -0,0 +1,105 @@
+/**
+ * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
+ * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
+ * joint initiative of the Federal Chancellery Austria and Graz University of
+ * Technology.
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://www.osor.eu/eupl/
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ *
+ * This product combines work with different licenses. See the "NOTICE" text
+ * file for details on the various modules and licenses.
+ * The "NOTICE" text file is part of the distribution. Any derivative works
+ * that you distribute must include a readable copy of the "NOTICE" text file.
+ */
+package at.gv.egiz.pdfas.impl.api.commons;
+
+import java.io.InputStream;
+
+import at.gv.egiz.pdfas.framework.input.PdfDataSource;
+import at.gv.egiz.pdfas.framework.input.TextDataSource;
+
+/**
+ * Adapter that converts a framework DataSource to an API PdfDataSource.
+ * 
+ * @author wprinz
+ */
+public class DataSourceApiAdapter implements at.gv.egiz.pdfas.api.io.DataSource
+{
+  /**
+   * The framework DataSource to be adapted to an API DataSource.
+   */
+  protected at.gv.egiz.pdfas.framework.input.DataSource frameworkDataSource = null;
+
+  /**
+   * Constructor.
+   * 
+   * @param frameworkDataSource
+   *          The framework DataSource to be adapted to an API DataSource.
+   */
+  public DataSourceApiAdapter(at.gv.egiz.pdfas.framework.input.DataSource frameworkDataSource)
+  {
+    this.frameworkDataSource = frameworkDataSource;
+  }
+
+  /**
+   * @see at.gv.egiz.pdfas.api.io.DataSource#createInputStream()
+   */
+  public InputStream createInputStream()
+  {
+    return this.frameworkDataSource.createInputStream();
+  }
+
+  /**
+   * @see at.gv.egiz.pdfas.api.io.DataSource#getAsByteArray()
+   */
+  public byte[] getAsByteArray()
+  {
+    return this.frameworkDataSource.getAsByteArray();
+  }
+
+  /**
+   * @see at.gv.egiz.pdfas.api.io.DataSource#getLength()
+   */
+  public int getLength()
+  {
+    return this.frameworkDataSource.getLength();
+  }
+
+  public String getCharacterEncoding()
+  {
+    if (this.frameworkDataSource instanceof PdfDataSource)
+    {
+      return null;
+    }
+    if (this.frameworkDataSource instanceof TextDataSource)
+    {
+      return "UTF-8";
+    }
+    return null;
+  }
+
+  public String getMimeType()
+  {
+    if (this.frameworkDataSource instanceof PdfDataSource)
+    {
+      return "application/pdf";
+    }
+    if (this.frameworkDataSource instanceof TextDataSource)
+    {
+      return "text/plain";
+    }
+
+    return null;
+  }
+
+}