Quelle TesterFunctions.java Sprache: JAVA

/*
* 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 jakarta.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 | NoSuchMethodException e) {
                    // Ignore
                }
            } else if ("concat".equals(localName)) {
                Method m;
                try {
                    m = TesterFunctions.class.getMethod("concat", String[].class);
                    return m;
                } catch (SecurityException | NoSuchMethodException e) {
                    // Ignore
                }
            } else if ("concat2".equals(localName)) {
                Method m;
                try {
                    m = TesterFunctions.class.getMethod("concat2", String.class, String[].class);
                    return m;
                } catch (SecurityException | NoSuchMethodException e) {
                    // Ignore
                }
            } else if ("toArray".equals(localName)) {
                Method m;
                try {
                    m = TesterFunctions.class.getMethod("toArray", String.class, String.class);
                    return m;
                } catch (SecurityException | NoSuchMethodException e) {
                    // Ignore
                }
            }
            return null;
        }
    }
}

quality95%

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