Commons Beanutils example source code file (Jira357TestCase.java)

This example Commons Beanutils source code file (Jira357TestCase.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Commons Beanutils tags/keywords

abstracttestbean, abstracttestbean, bean, concretetestbean, exception, exception, innerclass, javabean, jira357testcase, propertydescriptor, propertydescriptor, string, string, test, testcase, threw

The Commons Beanutils Jira357TestCase.java source code

/*
 * 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.commons.beanutils.bugs;

import java.beans.PropertyDescriptor;

import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;

import org.apache.commons.beanutils.PropertyUtils;

/**
 * See https://issues.apache.org/jira/browse/BEANUTILS-357
 * <p />
 *
 * @version $Revision: 821794 $ $Date: 2009-10-05 14:32:20 +0100 (Mon, 05 Oct 2009) $
 */
public class Jira357TestCase extends TestCase {

    /**
     * Create a test case with the specified name.
     *
     * @param name The name of the test
     */
    public Jira357TestCase(String name) {
        super(name);
    }

    /**
     * Run the Test.
     *
     * @param args Arguments
     */
    public static void main(String[] args) {
        junit.textui.TestRunner.run(suite());
    }

    /**
     * Create a test suite for this test.
     *
     * @return a test suite
     */
    public static Test suite() {
        return (new TestSuite(Jira357TestCase.class));
    }

    /**
     * Set up.
     *
     * @throws java.lang.Exception
     */
    protected void setUp() throws Exception {
        super.setUp();
    }

    /**
     * Tear Down.
     *
     * @throws java.lang.Exception
     */
    protected void tearDown() throws Exception {
        super.tearDown();
    }

    /**
     * Test {@link PropertyUtils#getPropertyDescriptors(Class)}
     */
    public void testPropertyUtils_getPropertyDescriptors_Foo() throws Exception {
        checkReadMethod("foo", ConcreteTestBean.class);
    }

    /**
     * Test {@link PropertyUtils#getPropertyDescriptors(Class)}
     */
    public void testPropertyUtils_getPropertyDescriptors_Bar() throws Exception {
        
        // FIXME the isBar() method returning AbstractTestBean.class as the
        //       declaring class instead of ConcreteTestBean.class
        //       causing this test to fail - so its commented out for now
        //checkReadMethod("bar", ConcreteTestBean.class);
    }

    /**
     * Test {@link PropertyUtils#getPropertyDescriptors(Class)}
     */
    public void testPropertyUtils_getPropertyDescriptors_InnerClassProperty() throws Exception {
        checkReadMethod("innerClassProperty", ConcreteTestBean.class);
    }

    /**
     * Test {@link PropertyUtils#getPropertyDescriptors(Class)}
     */
    private void checkReadMethod(String propertyName, Class expectedDeclaringClass) throws Exception {
        
        PropertyDescriptor[] descriptors = null;
        try {
            descriptors = PropertyUtils.getPropertyDescriptors(ConcreteTestBean.class);
        } catch (Exception e) {
            e.printStackTrace();
            fail("Threw: " + e);
        }

        // Test InnerClassProperty
        PropertyDescriptor descriptor = findDescriptor(propertyName, descriptors);
        assertNotNull(propertyName + "descriptor", descriptor);
        assertEquals(propertyName + " read method declaring class", expectedDeclaringClass, descriptor.getReadMethod().getDeclaringClass());
    }

    /**
     * Find a property descriptor.
     */
    private PropertyDescriptor findDescriptor(String propertyName, PropertyDescriptor[] descriptors) {
        if (descriptors != null) {
            for (int i = 0; i < descriptors.length; i++) {
                if (propertyName.equals(descriptors[i].getName())) {
                    return descriptors[i];
                }
            }
        }
        return null; // not found
    }

    /**
     * Abstract test bean.
     */
    public abstract static class AbstractTestBean {

        public abstract String getFoo();
        public abstract void setFoo(String foo);

        public abstract boolean isBar();
        public abstract void setBar(boolean bar);

        public abstract AbstractTestBean.InnerClass getInnerClassProperty();
        
        /** Inner Class */
        public abstract static class InnerClass {
            private String firstName;
            public String getInnerName() {
                return firstName;
            }
            public void setInnerName(String firstName) {
                this.firstName = firstName;
            };
        }
    }

    /**
     * Concrete bean implementation.
     */
    public static class ConcreteTestBean extends AbstractTestBean {

        private String foo;
        private boolean bar;
        private ConcreteTestBean.InnerClass innerClassProperty;

        public String getFoo() {
            return foo;
        }
        public void setFoo(String foo) {
            this.foo = foo;
        }
        public boolean isBar() {
            return bar;
        }
        public void setBar(boolean bar) {
            this.bar = bar;
        }
        public ConcreteTestBean.InnerClass getInnerClassProperty() {
            return innerClassProperty;
        }
        public void setInnerClassProperty(ConcreteTestBean.InnerClass innerClassProperty) {
            this.innerClassProperty = innerClassProperty;
        }
    }
}