1 files changed, 42 insertions, 0 deletions
diff --git a/container-core/src/main/java/com/yahoo/jdisc/http/filter/FilterConfig.java b/container-core/src/main/java/com/yahoo/jdisc/http/filter/FilterConfig.java
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index 00000000000..af9e2b5e99a
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+++ b/container-core/src/main/java/com/yahoo/jdisc/http/filter/FilterConfig.java
@@ -0,0 +1,42 @@
+// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.jdisc.http.filter;
+
+import java.util.Collection;
+
+/**
+ * Legacy filter config. Prefer to use a regular stringly typed config class for new filters.
+ *
+ * @author tejalk
+ */
+public interface FilterConfig {
+
+    /** Returns the filter-name of this filter */
+    String getFilterName();
+
+    /** Returns the filter-class of this filter */
+    String getFilterClass();
+
+    /**
+     * Returns a String containing the value of the
+     * named initialization parameter, or null if
+     * the parameter does not exist.
+     *
+     * @param name	a String specifying the name of the initialization parameter
+     * @return a String containing the value of the initialization parameter
+     */
+    String getInitParameter(String name);
+
+    /**
+     * Returns the boolean value of the init parameter. If not present returns default value
+     *
+     * @return boolean value of init parameter
+     */
+    boolean getBooleanInitParameter(String name, boolean defaultValue);
+
+    /**
+     * Returns the names of the filter's initialization parameters as an Collection of String objects,
+     * or an empty Collection if the filter has no initialization parameters.
+     */
+    Collection<String> getInitParameterNames();
+
+}