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test/org/apache/el/TesterFunctions.java

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+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.el;
+
+import java.lang.reflect.Method;
+
+import javax.el.FunctionMapper;
+
+public class TesterFunctions {
+    public static String trim(String input) {
+        return input.trim();
+    }
+
+    public static String concat(String... inputs) {
+        if (inputs == null || inputs.length == 0) {
+            return null;
+        }
+        StringBuilder result = new StringBuilder();
+        for (String input : inputs) {
+            result.append(input);
+        }
+        return result.toString();
+    }
+
+    public static String concat2(String prefix, String... inputs) {
+        StringBuilder result = new StringBuilder(prefix);
+        for (String input : inputs) {
+            result.append(input);
+        }
+        return result.toString();
+    }
+
+    public static String[] toArray(String a, String b) {
+        return new String[] { a, b };
+    }
+
+
+    public static class Inner$Class {
+
+        public static final String RETVAL = "Return from bug49555";
+        public static String bug49555() {
+            return RETVAL;
+        }
+    }
+
+
+    public static class FMapper extends FunctionMapper {
+
+        @Override
+        public Method resolveFunction(String prefix, String localName) {
+            if ("trim".equals(localName)) {
+                Method m;
+                try {
+                    m = TesterFunctions.class.getMethod("trim", String.class);
+                    return m;
+                } catch (SecurityException e) {
+                    // Ignore
+                } catch (NoSuchMethodException e) {
+                    // Ignore
+                }
+            } else if ("concat".equals(localName)) {
+                Method m;
+                try {
+                    m = TesterFunctions.class.getMethod("concat", String[].class);
+                    return m;
+                } catch (SecurityException e) {
+                    // Ignore
+                } catch (NoSuchMethodException e) {
+                    // Ignore
+                }
+            } else if ("concat2".equals(localName)) {
+                Method m;
+                try {
+                    m = TesterFunctions.class.getMethod("concat2", String.class, String[].class);
+                    return m;
+                } catch (SecurityException e) {
+                    // Ignore
+                } catch (NoSuchMethodException e) {
+                    // Ignore
+                }
+            } else if ("toArray".equals(localName)) {
+                Method m;
+                try {
+                    m = TesterFunctions.class.getMethod("toArray", String.class, String.class);
+                    return m;
+                } catch (SecurityException e) {
+                    // Ignore
+                } catch (NoSuchMethodException e) {
+                    // Ignore
+                }
+            }
+            return null;
+        }
+    }
+}