1 files changed, 38 insertions, 0 deletions
diff --git a/spss.server/src/at/gv/egovernment/moa/spss/api/common/XPathFilter.java b/spss.server/src/at/gv/egovernment/moa/spss/api/common/XPathFilter.java
new file mode 100644
index 000000000..247776ce0
--- /dev/null
+++ b/spss.server/src/at/gv/egovernment/moa/spss/api/common/XPathFilter.java
@@ -0,0 +1,38 @@
+package at.gv.egovernment.moa.spss.api.common;
+
+import java.util.Map;
+
+/**
+ * An XPath expression set operation.
+ * 
+ * @author Patrick Peck
+ * @version $Id$
+ */
+public interface XPathFilter {
+  /** Subtract this filter's node set from the resulting node set. */
+  public static final String SUBTRACT_TYPE = "subtract";
+  /** Intersect this filter's node set with the resulting node set. */
+  public static final String INTERSECT_TYPE = "intersect";
+  /** Compute the union of this filter's node set and the resulting node set. */
+  public static final String UNION_TYPE = "union";
+  
+  /**
+   * Gets the type of this <code>XPathFilter</code>.
+   * 
+   * @return The type of this <code>XPathFilter</code>.
+   */
+  public String getFilterType();
+  /**
+   * Gets the XPath expression for selecting the nodes.
+   * 
+   * @return The XPath expression for selecting the nodes.
+   */
+  public String getXPathExpression();
+  /**
+   * Gets The namespace prefix to URI mapping used during evaluation of the
+   * XPath expression.
+   * 
+   * @return The namespace prefix to URI mapping.
+   */
+  public Map getNamespaceDeclarations();
+}