diff --git a/scm-core/src/main/java/sonia/scm/script/AbstractScmScriptContext.java b/scm-core/src/main/java/sonia/scm/script/AbstractScmScriptContext.java
new file mode 100644
index 0000000000..de2be519d0
--- /dev/null
+++ b/scm-core/src/main/java/sonia/scm/script/AbstractScmScriptContext.java
@@ -0,0 +1,148 @@
+/**
+ * Copyright (c) 2010, Sebastian Sdorra
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. Neither the name of SCM-Manager; nor the names of its
+ *    contributors may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * http://bitbucket.org/sdorra/scm-manager
+ *
+ */
+
+
+
+package sonia.scm.script;
+
+//~--- JDK imports ------------------------------------------------------------
+
+import java.io.File;
+import java.io.FileReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.io.Reader;
+
+import java.util.Map;
+
+/**
+ *
+ * @author Sebastian Sdorra
+ * @since 1.6
+ */
+public abstract class AbstractScmScriptContext implements ScmScriptContext
+{
+
+  /**
+   * Method description
+   *
+   *
+   * @param file
+   * @param additionalParams
+   *
+   * @throws IOException
+   * @throws ScmScriptException
+   */
+  @Override
+  public void eval(File file, Map<String, Object> additionalParams)
+          throws IOException, ScmScriptException
+  {
+    if (!file.exists() ||!file.isFile())
+    {
+      throw new ScmScriptNotFoundException(
+          "could not find script ".concat(file.getPath()));
+    }
+
+    eval(new FileReader(file), additionalParams);
+  }
+
+  /**
+   * Method description
+   *
+   *
+   * @param file
+   *
+   * @throws IOException
+   * @throws ScmScriptException
+   */
+  @Override
+  public void eval(File file) throws IOException, ScmScriptException
+  {
+    eval(file, null);
+  }
+
+  /**
+   * Method description
+   *
+   *
+   * @param path
+   * @param additionalParams
+   *
+   * @throws IOException
+   * @throws ScmScriptException
+   */
+  @Override
+  public void eval(String path, Map<String, Object> additionalParams)
+          throws IOException, ScmScriptException
+  {
+    InputStream stream =
+      AbstractScmScriptContext.class.getResourceAsStream(path);
+
+    if (stream == null)
+    {
+      throw new ScmScriptNotFoundException(
+          "could not find script ".concat(path));
+    }
+
+    eval(new InputStreamReader(stream), additionalParams);
+  }
+
+  /**
+   * Method description
+   *
+   *
+   * @param path
+   *
+   * @throws IOException
+   * @throws ScmScriptException
+   */
+  @Override
+  public void eval(String path) throws IOException, ScmScriptException
+  {
+    eval(path, null);
+  }
+
+  /**
+   * Method description
+   *
+   *
+   * @param reader
+   *
+   * @throws IOException
+   * @throws ScmScriptException
+   */
+  @Override
+  public void eval(Reader reader) throws IOException, ScmScriptException
+  {
+    eval(reader, null);
+  }
+}
diff --git a/scm-core/src/main/java/sonia/scm/script/ScmScriptNotFoundException.java b/scm-core/src/main/java/sonia/scm/script/ScmScriptNotFoundException.java
new file mode 100644
index 0000000000..d6b7449a0b
--- /dev/null
+++ b/scm-core/src/main/java/sonia/scm/script/ScmScriptNotFoundException.java
@@ -0,0 +1,65 @@
+/**
+ * Copyright (c) 2010, Sebastian Sdorra
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. Neither the name of SCM-Manager; nor the names of its
+ *    contributors may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * http://bitbucket.org/sdorra/scm-manager
+ *
+ */
+
+
+
+package sonia.scm.script;
+
+/**
+ *
+ * @author Sebastian Sdorra
+ * @since 1.6
+ */
+public class ScmScriptNotFoundException extends ScmScriptException
+{
+
+  /** Field description */
+  private static final long serialVersionUID = -2423933799274930489L;
+
+  //~--- constructors ---------------------------------------------------------
+
+  /**
+   * Constructs ...
+   *
+   */
+  public ScmScriptNotFoundException() {}
+
+  /**
+   * Constructs ...
+   *
+   *
+   * @param message
+   */
+  public ScmScriptNotFoundException(String message)
+  {
+    super(message);
+  }
+}