1 files changed, 85 insertions, 0 deletions
diff --git a/src/main/java/at/gv/egiz/pdfas/impl/api/commons/DataSourceApiAdapter.java b/src/main/java/at/gv/egiz/pdfas/impl/api/commons/DataSourceApiAdapter.java
new file mode 100644
index 0000000..9e5495c
--- /dev/null
+++ b/src/main/java/at/gv/egiz/pdfas/impl/api/commons/DataSourceApiAdapter.java
@@ -0,0 +1,85 @@
+/**
+ * 
+ */
+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;
+  }
+
+}