/**
    * Copyright 2005-2016 The Kuali Foundation
    *
    * Licensed under the Educational Community 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.opensource.org/licenses/ecl2.php
    *
   * 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.kuali.rice.krad.uif.util;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertFalse;
  import static org.junit.Assert.assertNotNull;
  import static org.junit.Assert.assertNull;
  import static org.junit.Assert.assertSame;
  import static org.junit.Assert.assertTrue;
  import static org.junit.Assert.fail;
  
  import java.beans.BeanInfo;
  import java.beans.IntrospectionException;
  import java.beans.Introspector;
  import java.beans.PropertyDescriptor;
  import java.beans.PropertyEditorSupport;
  import java.io.Serializable;
  import java.lang.annotation.Retention;
  import java.lang.annotation.RetentionPolicy;
  import java.lang.reflect.Method;
  import java.math.BigDecimal;
  import java.sql.Timestamp;
  import java.text.SimpleDateFormat;
  import java.util.Arrays;
  import java.util.Date;
  import java.util.List;
  import java.util.Map;
  
  import org.junit.AfterClass;
  import org.junit.BeforeClass;
  import org.junit.Test;
  import org.kuali.rice.core.api.CoreConstants;
  import org.kuali.rice.core.api.config.property.ConfigContext;
  import org.kuali.rice.core.api.resourceloader.GlobalResourceLoader;
  import org.kuali.rice.core.api.util.type.KualiDecimal;
  import org.kuali.rice.core.api.util.type.KualiPercent;
  import org.kuali.rice.krad.service.KRADServiceLocatorWeb;
  import org.kuali.rice.krad.uif.UifConstants;
  import org.kuali.rice.krad.uif.UifParameters;
  import org.kuali.rice.krad.uif.component.BindingInfo;
  import org.kuali.rice.krad.uif.container.CollectionGroup;
  import org.kuali.rice.krad.uif.container.CollectionGroupBase;
  import org.kuali.rice.krad.uif.container.CollectionGroupBuilder;
  import org.kuali.rice.krad.uif.container.Group;
  import org.kuali.rice.krad.uif.container.GroupBase;
  import org.kuali.rice.krad.uif.element.Action;
  import org.kuali.rice.krad.uif.element.Message;
  import org.kuali.rice.krad.uif.element.ViewHeader;
  import org.kuali.rice.krad.uif.layout.StackedLayoutManager;
  import org.kuali.rice.krad.uif.layout.StackedLayoutManagerBase;
  import org.kuali.rice.krad.uif.lifecycle.ViewLifecycle;
  import org.kuali.rice.krad.uif.service.impl.ViewHelperServiceImpl;
  import org.kuali.rice.krad.uif.view.FormView;
  import org.kuali.rice.krad.uif.view.ViewPresentationControllerBase;
  import org.kuali.rice.krad.util.GlobalVariables;
  import org.kuali.rice.krad.util.KRADConstants;
  import org.kuali.rice.krad.web.bind.RequestAccessible;
  import org.kuali.rice.krad.web.bind.UifConfigurableWebBindingInitializer;
  import org.kuali.rice.krad.web.bind.UifServletRequestDataBinder;
  import org.kuali.rice.krad.web.form.UifFormBase;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import org.springframework.mock.web.MockHttpServletRequest;
  import org.springframework.web.context.request.RequestContextHolder;
  import org.springframework.web.context.request.ServletRequestAttributes;
  import org.springframework.web.context.request.ServletWebRequest;
  import org.springframework.web.servlet.ModelAndView;
  
  public class ObjectPropertyUtilsTest extends ProcessLoggingUnitTest {
  
      final Logger LOG = LoggerFactory.getLogger(ObjectPropertyUtilsTest.class);
  
      @Retention(RetentionPolicy.RUNTIME)
      public @interface TestAnnotation {
          String afoo();
      }
  
      @BeforeClass
      public static void setup() throws Exception {
          UifUnitTestUtils.establishMockConfig("ObjectPropertyUtilsTest");
      }
  
      @AfterClass
      public static void teardown() throws Exception {
          UifUnitTestUtils.tearDownMockConfig();
     }
 
     public static class TestBean implements Serializable {
 
         private static final long serialVersionUID = 1L;
 
         public TestBean() {}
 
         @RequestAccessible
         private String rwProp;
         
         private TestBeanTwo complexProp;
 
         public String getRwProp() {
             return this.rwProp;
         }
 
         public void setRwProp(String r) {
             this.rwProp = r;
         }
 
         private String woProp;
 
         public void setWoProp(String w) {
             this.woProp = w;
         }
 
         private String roProp;
 
         @TestAnnotation(afoo = "abar")
         public String getRoProp() {
             return this.roProp;
         }
 
         private Boolean bitProp;
 
         public boolean isBitProp() {
             return bitProp != null && bitProp;
         }
 
         public Boolean getBitProp() {
             return bitProp;
         }
 
         public void setBitProp(Boolean bitProp) {
             this.bitProp = bitProp;
         }
 
         private boolean booleanProp;
 
         public boolean isBooleanProp() {
             return booleanProp;
         }
 
         public void setBooleanProp(boolean booleanProp) {
             this.booleanProp = booleanProp;
         }
 
         private Timestamp timestampProp;
 
         public Timestamp getTimestampProp() {
             return timestampProp;
         }
 
         public void setTimestampProp(Timestamp timestampProp) {
             this.timestampProp = timestampProp;
         }
 
         private Date dateProp;
 
         public Date getDateProp() {
             return dateProp;
         }
 
         public void setDateProp(Date dateProp) {
             this.dateProp = dateProp;
         }
 
         private int intProp;
 
         public int getIntProp() {
             return intProp;
         }
 
         private BigDecimal bigDecimalProp;
 
         public BigDecimal getBigDecimalProp() {
             return bigDecimalProp;
         }
 
         public void setBigDecimalProp(BigDecimal bigDecimalProp) {
             this.bigDecimalProp = bigDecimalProp;
         }
 
         public void setIntProp(int intProp) {
             this.intProp = intProp;
         }
 
         private Integer integerProp;
 
         public Integer getIntegerProp() {
             return integerProp;
         }
 
         public void setIntegerProp(Integer integerProp) {
             this.integerProp = integerProp;
         }
 
         private TestBean next;
 
         public TestBean getNext() {
             return next;
         }
 
         public void setNext(TestBean next) {
             this.next = next;
         }
 
         private List<String> stuffs;
 
         public List<String> getStuffs() {
             return stuffs;
         }
 
         public void setStuffs(List<String> stuffs) {
             this.stuffs = stuffs;
         }
 
         private Object[] arrayProp;
 
         public Object[] getArrayProp() {
             return arrayProp;
         }
 
         public void setArrayProp(Object[] arrayProp) {
             this.arrayProp = arrayProp;
         }
 
         private Map<String, Object> mapProp;
 
         public Map<String, Object> getMapProp() {
             return this.mapProp;
         }
 
         public void setMapProp(Map<String, Object> mapProp) {
             this.mapProp = mapProp;
         }
 
         /**
          * @return the complexProp
          */
         public TestBeanTwo getComplexProp() {
             return this.complexProp;
         }
 
         /**
          * @param complexProp the complexProp to set
          */
         public void setComplexProp(TestBeanTwo complexProp) {
             this.complexProp = complexProp;
         }
     }
 
     public static class TestBeanTwo {
 
         private String fooProp;
 
         /**
          * @return the fooProp
          */
         public String getFooProp() {
             return this.fooProp;
         }
 
         /**
          * @param fooProp the fooProp to set
          */
         public void setFooProp(String fooProp) {
             this.fooProp = fooProp;
         }
     }
 
     @Test
     public void testSetBoolean() {
         TestBean tb = new TestBean();
         ObjectPropertyUtils.setPropertyValue(tb, "booleanProp", "true");
         assertTrue(tb.isBooleanProp());
     }
 
     @Test
     public void testGetPropertyDescriptor() {
         Map<String, PropertyDescriptor> pds = ObjectPropertyUtils.getPropertyDescriptors(TestBean.class);
         assertNotNull(pds.get("rwProp"));
         assertNotNull(pds.get("roProp"));
         assertNotNull(pds.get("woProp"));
         assertNull(pds.get("foobar"));
     }
 
     @Test
     public void testGet() {
         TestBean tb = new TestBean();
         tb.setRwProp("foobar");
         assertEquals("foobar", ObjectPropertyUtils.getPropertyValue(tb, "rwProp"));
 
         tb.roProp = "barbaz";
         assertEquals("barbaz", ObjectPropertyUtils.getPropertyValue(tb, "roProp"));
 
         try {
             ObjectPropertyUtils.getPropertyValue(tb, "woProp");
             // KULRICE-10677 - should return null - fail("expected exception");
         } catch (RuntimeException e) {
             // KULRICE-10677 - should return null
             throw e;
         }
     }
 
     @Test
     public void testLookup() {
         TestBean tb = new TestBean();
         tb.roProp = "barbaz";
         assertEquals("barbaz", ObjectPropertyUtils.getPropertyValue(tb, "roProp"));
 
         Map<String, Object> tm = new java.util.HashMap<String, Object>();
         tb.setMapProp(tm);
         tm.put("barbaz", "hooray!");
         tm.put("bar.baz", "hoorah!");
         tm.put("bar.[baz]", "foobah!");
         tm.put("b'('r.[\"ain)\"s]", "zombie!");
         assertEquals("hooray!", ObjectPropertyUtils.getPropertyValue(tb, "mapProp[barbaz]"));
         assertEquals("hooray!", ObjectPropertyUtils.getPropertyValue(tb, "mapProp['barbaz']"));
         assertEquals("hooray!", ObjectPropertyUtils.getPropertyValue(tb, "mapProp[\"barbaz\"]"));
         assertEquals("hoorah!", ObjectPropertyUtils.getPropertyValue(tb, "mapProp[bar.baz]"));
         assertEquals("foobah!", ObjectPropertyUtils.getPropertyValue(tb, "mapProp[bar.[baz]]"));
         assertEquals("zombie!", ObjectPropertyUtils.getPropertyValue(tb, "mapProp['b'('r.[\"ain)\"s]']"));
         assertEquals("zombie!", ObjectPropertyUtils.getPropertyValue(tb, "mapProp[b'('r.[\"ain)\"s]]"));
 
         TestBean tb2 = new TestBean();
         tb2.setRwProp("foodbar");
         tb.setNext(tb2);
         tm.put("blah", new Object[]{"next", "rwProp"});
         tm.put("baz", tb2);
         assertTrue(ObjectPropertyUtils.isReadableProperty(tb, "mapProp[\"baz\"].rwProp"));
         assertEquals("barbaz", ObjectPropertyUtils.getPropertyValue(tb, "roProp"));
         assertEquals("foodbar", ObjectPropertyUtils.getPropertyValue(tb, "next.rwProp"));
 
         tb.setStuffs(Arrays.asList(new String[]{"foo", "bar", "baz",}));
         assertEquals("bar", ObjectPropertyUtils.getPropertyValue(tb, "stuffs[1]"));
 
         TestBean rb = new TestBean();
         TestBean nb = new TestBean();
         TestBean lb = new TestBean();
         rb.setNext(nb);
         nb.setNext(lb);
         assertEquals(String.class, ObjectPropertyUtils.getPropertyType(rb, "next.next.rwProp"));
         rb.setRwProp("baz");
         nb.setRwProp("bar");
         lb.setRwProp("foo");
         assertEquals("foo", ObjectPropertyUtils.getPropertyValue(rb, "next.next.rwProp"));
     }
 
     @Test
     public void testSet() throws Throwable {
         TestBean tb = new TestBean();
         ObjectPropertyUtils.setPropertyValue(tb, "rwProp", "foobar");
         assertEquals("foobar", tb.getRwProp());
 
         ObjectPropertyUtils.setPropertyValue(tb, "woProp", "barbaz");
         assertEquals("barbaz", tb.woProp);
 
         try {
             ObjectPropertyUtils.setPropertyValue(tb, "roProp", "bazfoo");
             fail("expected exception");
         } catch (Exception E) {
             // OK!
         }
 
         long now = System.currentTimeMillis();
         ObjectPropertyUtils.setPropertyValue(tb, "dateProp", new java.sql.Date(now));
         assertEquals(now, tb.getDateProp().getTime());
 
         String dateStr = "01/03/2013";
         ObjectPropertyUtils.setPropertyValue(tb, "dateProp", dateStr);
         Date expectedDate = new SimpleDateFormat("MM/dd/yy").parse(dateStr);
         assertEquals(expectedDate, tb.getDateProp());
     }
 
     @Test
     public void testGetAsText() throws Throwable {
         String dateStr = "01/03/2013";
         Date expectedDate = new SimpleDateFormat("MM/dd/yy").parse(dateStr);
         TestBean tb = new TestBean();
         tb.setDateProp(expectedDate);
         assertEquals("01/03/13", ObjectPropertyUtils.getPropertyValueAsText(tb, "dateProp"));
     }
 
     public static class TestForm extends UifFormBase {
         
         private static final long serialVersionUID = 6597388705374534394L;
         private TestBean bean;
 
         /**
          * @return the bean
          */
         public TestBean getBean() {
             return this.bean;
         }
 
         /**
          * @param bean the bean to set
          */
         public void setBean(TestBean bean) {
             this.bean = bean;
         }
         
     }
     
     public static class FooEditor extends PropertyEditorSupport {
 
         @Override
         public String getAsText() {
             return "foobar";
         }
         
     }
 
     // TODO: Move to integration test
 //    @Test
 //    public void testCustomEditor() throws Throwable {
 //        TestForm form = new TestForm();
 //        MockHttpServletRequest request = new MockHttpServletRequest();
 //        request.setParameter(UifParameters.VIEW_ID, "TestViewWithPropertyEditor");
 //        request.setParameter("bean.next.rwProp", "not foobar");
 //        RequestContextHolder.setRequestAttributes(new ServletRequestAttributes(request));
 //        UifServletRequestDataBinder binder = new UifServletRequestDataBinder(form);
 //        new UifConfigurableWebBindingInitializer().initBinder(binder, new ServletWebRequest(request));
 //        binder.bind(request);
 //
 //        ModelAndView modelAndView = new ModelAndView();
 //        modelAndView.addObject(UifConstants.DEFAULT_MODEL_NAME, form);
 //
 //        KRADServiceLocatorWeb.getModelAndViewService().prepareView(request, modelAndView);
 //        assertEquals("foobar", ObjectPropertyUtils.getPropertyValueAsText(form, "bean.next.rwProp"));
 //    }
 
     @Test
     public void testPathSet() {
         TestBean tb = new TestBean();
         ObjectPropertyUtils.setPropertyValue(tb, "rwProp", "bar");
         assertEquals("bar", tb.getRwProp());
         ObjectPropertyUtils.setPropertyValue(tb, "next", new TestBean());
         ObjectPropertyUtils.setPropertyValue(tb, "next.next", new TestBean());
         ObjectPropertyUtils.setPropertyValue(tb, "next.next.woProp", "baz");
         assertEquals("baz", tb.getNext().getNext().woProp);
     }
 
     @Test
     public void testBulk() {
         Map<String, String> pd = new java.util.HashMap<String, String>();
         pd.put("rwProp", "foobar");
         pd.put("intProp", "3");
         pd.put("booleanProp", "true");
         pd.put("stuffs", "foo,bar,baz");
         for (int i = 0; i < 10000; i++) {
             TestBean tb = new TestBean();
             ObjectPropertyUtils.copyPropertiesToObject(pd, tb);
             assertEquals("foobar", tb.getRwProp());
             assertEquals(3, tb.getIntProp());
             assertEquals(true, tb.isBooleanProp());
             assertEquals(3, tb.getStuffs().size());
             assertEquals("foo", tb.getStuffs().get(0));
             assertEquals("bar", tb.getStuffs().get(1));
             assertEquals("baz", tb.getStuffs().get(2));
         }
     }
 
     @Test
     public void testReadWriteCheck() {
         TestBean tb = new TestBean();
         assertTrue(ObjectPropertyUtils.isReadableProperty(tb, "rwProp"));
         assertTrue(ObjectPropertyUtils.isWritableProperty(tb, "rwProp"));
         assertTrue(ObjectPropertyUtils.isReadableProperty(tb, "roProp"));
         assertFalse(ObjectPropertyUtils.isWritableProperty(tb, "roProp"));
         assertFalse(ObjectPropertyUtils.isReadableProperty(tb, "woProp"));
         assertTrue(ObjectPropertyUtils.isWritableProperty(tb, "woProp"));
     }
 
     @Test
     public void testKradUifTemplateHeaderMetadata() {
         FormView formView = new FormView();
         ViewHeader viewHeader = new ViewHeader();
         formView.setHeader(viewHeader);
         Message headerMetadataMessage = new Message();
         viewHeader.setMetadataMessage(headerMetadataMessage);
         assertSame(headerMetadataMessage, ObjectPropertyUtils.getPropertyValue(formView, "header.metadataMessage"));
     }
 
     /**
      * Collection list item type, for testing UIF interaction with ObjectPropertyUtils.
      */
     public static class CollectionTestItem {
 
         /**
          * A string property, called foobar.
          */
         String foobar;
 
         /**
          * @return the foobar
          */
         public String getFoobar() {
             return this.foobar;
         }
 
         /**
          * @param foobar the foobar to set
          */
         public void setFoobar(String foobar) {
             this.foobar = foobar;
         }
 
     }
 
     /**
      * Reference to a collection, for testing UIF interaction with ObjectPropertyUtils.
      */
     public static class CollectionTestListRef {
 
         /**
          * The collection.
          */
         List<CollectionTestItem> bar;
 
         /**
          * Mapping of new line items.
          */
         Map<String, CollectionTestItem> baz;
 
         /**
          * @return the bar
          */
         public List<CollectionTestItem> getBar() {
             return this.bar;
         }
 
         /**
          * @param bar the bar to set
          */
         public void setBar(List<CollectionTestItem> bar) {
             this.bar = bar;
         }
 
         /**
          * @return the baz
          */
         public Map<String, CollectionTestItem> getBaz() {
             return this.baz;
         }
 
         /**
          * @param baz the baz to set
          */
         public void setBaz(Map<String, CollectionTestItem> baz) {
             this.baz = baz;
         }
 
     }
 
     /**
      * Mock collection form for UIF interaction with ObjectPropertyUtils.
      */
     public static class CollectionTestForm extends UifFormBase {
 
         private static final long serialVersionUID = 1798800132492441253L;
 
         /**
          * Reference to a data object that has a collection.
          */
         CollectionTestListRef foo;
 
         /**
          * @return the foo
          */
         public CollectionTestListRef getFoo() {
             return this.foo;
         }
 
         /**
          * @param foo the foo to set
          */
         public void setFoo(CollectionTestListRef foo) {
             this.foo = foo;
         }
 
     }
 
     @Test
     public void testKradUifCollectionGroupBuilder() throws Throwable {
         UifUnitTestUtils.establishMockConfig(ObjectPropertyUtilsTest.class.getSimpleName());
         UifUnitTestUtils.establishMockUserSession("testuser");
         try {
             // Performance medium generates this property path:
             // newCollectionLines['newCollectionLines_'mediumCollection1'_.subList']
 
             // Below recreates the stack trace that ensued due to poorly escaped quotes,
             // and proves that the parser works around bad quoting in a manner similar to BeanWrapper 
 
             final CollectionGroupBuilder collectionGroupBuilder = new CollectionGroupBuilder();
             final CollectionTestForm form = new CollectionTestForm();
             CollectionTestItem item = new CollectionTestItem();
             item.setFoobar("barfoo");
             ObjectPropertyUtils.setPropertyValue(form, "foo.baz['foo_bar_'badquotes'_.foobar']", item);
             assertEquals("barfoo", form.foo.baz.get("foo_bar_'badquotes'_.foobar").foobar);
 
             final FormView view = new FormView();
             view.setFormClass(CollectionTestForm.class);
             view.setViewHelperService(new ViewHelperServiceImpl());
             view.setPresentationController(new ViewPresentationControllerBase());
             view.setAuthorizer(UifUnitTestUtils.getAllowMostViewAuthorizer());
 
             final CollectionGroup collectionGroup = new CollectionGroupBase();
             collectionGroup.setCollectionObjectClass(CollectionTestItem.class);
             collectionGroup.setAddLinePropertyName("addLineFoo");
 
             StackedLayoutManager layoutManager = new StackedLayoutManagerBase();
             Group lineGroupPrototype = new GroupBase();
             layoutManager.setLineGroupPrototype(lineGroupPrototype);
             collectionGroup.setLayoutManager(layoutManager);
 
             BindingInfo addLineBindingInfo = new BindingInfo();
             addLineBindingInfo.setBindingPath("foo.baz['foo_bar_'badquotes'_.foobar']");
             collectionGroup.setAddLineBindingInfo(addLineBindingInfo);
 
             BindingInfo collectionBindingInfo = new BindingInfo();
             collectionBindingInfo.setBindingPath("foo.bar");
             collectionGroup.setBindingInfo(collectionBindingInfo);
 
             ViewLifecycle.encapsulateLifecycle(view, form, null, new Runnable() {
                 @Override
                 public void run() {
                     collectionGroupBuilder.build(view, form, (CollectionGroup) CopyUtils.copy(collectionGroup));
                 }
             });
         } finally {
             GlobalVariables.setUserSession(null);
             GlobalVariables.clear();
             GlobalResourceLoader.stop();
         }
     }
 
     @Test
     public void testSetStringMapFromInt() {
         Action action = new Action();
         ObjectPropertyUtils.setPropertyValue(action, "actionParameters['lineIndex']", 34);
         assertEquals("34", action.getActionParameter("lineIndex"));
     }
 
     @Test
     public void testClassNavigation() {
         assertEquals(String.class, ObjectPropertyUtils.getPropertyType(TestBean.class, "complexProp.fooProp"));
 
         try {
             // valid first reference, invalid second reference
             assertEquals(null, ObjectPropertyUtils.getPropertyType(TestBean.class, "complexProp.foobar"));
             // NULL is ok - fail("KULRICE-10677 - is this ok?");
         } catch (IllegalArgumentException e) {
             // IAE is not ok - KULRICE-10677 is this ok?
             throw e;
         }
 
         try {
             // invalid single reference
             assertEquals(null, ObjectPropertyUtils.getPropertyType(TestBean.class, "foo"));
             // NULL is ok - fail("KULRICE-10677 - is this ok?");
         } catch (IllegalArgumentException e) {
             // IAE is not ok - KULRICE-10677 is this ok?
             throw e;
         }
 
         try {
             // invalid first reference
             assertEquals(null, ObjectPropertyUtils.getPropertyType(TestBean.class, "foo.bar"));
             // NULL is ok - fail("KULRICE-10677 - is this ok?");
         } catch (IllegalArgumentException e) {
             // IAE is not ok - KULRICE-10677 is this ok?
             throw e;
         }
     }
 
     @Test
     public void testPropertySplitPath() {
         String path = "foo.foo1.foo2";
         String[] splitPaths = ObjectPropertyUtils.splitPropertyPath(path);
 
         assertEquals(3, splitPaths.length);
         assertEquals("foo", splitPaths[0]);
         assertEquals("foo1", splitPaths[1]);
         assertEquals("foo2", splitPaths[2]);
 
         path = "foo[1]";
         splitPaths = ObjectPropertyUtils.splitPropertyPath(path);
 
         assertEquals(1, splitPaths.length);
         assertEquals("foo[1]", splitPaths[0]);
 
         path = "foo.foo1['key.nested'].foo2";
         splitPaths = ObjectPropertyUtils.splitPropertyPath(path);
 
         assertEquals(3, splitPaths.length);
         assertEquals("foo", splitPaths[0]);
         assertEquals("foo1['key.nested']", splitPaths[1]);
         assertEquals("foo2", splitPaths[2]);
 
         path = "foo.foo1['key.nested'].foo2.foo3['key.nest.nest'].foo4";
         splitPaths = ObjectPropertyUtils.splitPropertyPath(path);
 
         assertEquals(5, splitPaths.length);
         assertEquals("foo", splitPaths[0]);
         assertEquals("foo1['key.nested']", splitPaths[1]);
         assertEquals("foo2", splitPaths[2]);
         assertEquals("foo3['key.nest.nest']", splitPaths[3]);
         assertEquals("foo4", splitPaths[4]);
     }
     
     @Test
     public void testCanonicalPath() {
         String path = "foo.foo1.foo2";
         assertEquals(path, ObjectPropertyUtils.getCanonicalPath(path));
 
         path = "foo[1]";
         assertEquals("foo", ObjectPropertyUtils.getCanonicalPath(path));
 
         path = "foo.foo1['key.nested'].foo2";
         assertEquals("foo.foo1.foo2", ObjectPropertyUtils.getCanonicalPath(path));
 
         path = "foo.foo1['key.nested'].foo2.foo3['key.nest.nest'].foo4";
         assertEquals("foo.foo1.foo2.foo3.foo4", ObjectPropertyUtils.getCanonicalPath(path));
     }
 
     // Classes used by testGetterInInterfaceOrSuperHasWiderType to check covariant return types on JDK6
 
     // Holds an abstract class that is extended by Integer
     public interface NumberHolder {
         Number getNumber();
     }
 
     public class NumberedImplOne implements NumberHolder {
         @Override
         public Integer getNumber() {
             return 1;
         }
     }
 
     public abstract class AbstractNumberHolder implements NumberHolder {
         @Override
         public abstract Number getNumber();
     }
 
     public class ConcreteNumberHolder extends AbstractNumberHolder {
         @Override
         public Number getNumber() {
             return 1;
         }
     }
 
     public class ConcreteNarrowedNumberHolder extends ConcreteNumberHolder {
         @Override
         public Integer getNumber() {
             return 1;
         }
     }
 
     public class ConcreteNarrowedNumberHolderSub extends ConcreteNarrowedNumberHolder {
 
     }
 
     // Holds an interface that is implemented by Integer
     public interface ComparableHolder {
         Comparable<?> getComparable();
     }
 
     public class ComparableHolderImpl implements ComparableHolder {
         @Override
         public Integer getComparable() {
             return 1;
         }
     }
 
     // Holds a concrete superclass of KualiPercent
     public interface KualiDecimalHolder {
         KualiDecimal getDecimal();
     }
 
     public class KualiPercentHolder implements KualiDecimalHolder {
         @Override
         public KualiPercent getDecimal() {
             return new KualiPercent(1d);
         }
     }
 
     public class Base {
         public Number getValue() { return null; }
     }
 
     public class Int extends Base {
         public Integer getValue() { return Integer.valueOf(1); }
     }
 
     /**
      * Verifies (at least when run on Linux in JDK6) our fix for the JDK6 Introspector
      * bug/shortcoming WRT covariant return types that results in a wider getter method being
      * preferred over a more specific implementation getter method.
      * 
      * <p>
      * This makes the type reported by Introspector for read methods depending on the order of
      * Methods depend on the order that they are returned by reflection on a class, which has been
      * demonstrated to vary between platforms.
      * </p>
      */
     @Test
     public void testGetterInInterfaceOrSuperHasWiderType() {
         Method readMethod = null;
 
         readMethod = ObjectPropertyUtils.getReadMethod(ComparableHolderImpl.class, "comparable");
         //System.out.println(readMethod.getReturnType());
         assertEquals(Integer.class, readMethod.getReturnType());
 
         readMethod = ObjectPropertyUtils.getReadMethod(NumberedImplOne.class, "number");
         //System.out.println(readMethod.getReturnType());
         assertEquals(Integer.class, readMethod.getReturnType());
 
         readMethod = ObjectPropertyUtils.getReadMethod(ConcreteNarrowedNumberHolder.class, "number");
         //System.out.println(readMethod.getReturnType());
         assertEquals(Integer.class, readMethod.getReturnType());
 
         readMethod = ObjectPropertyUtils.getReadMethod(ConcreteNarrowedNumberHolderSub.class, "number");
         //System.out.println(readMethod.getReturnType());
         assertEquals(Integer.class, readMethod.getReturnType());
 
         // This case is *not* covered by our workaround, and would fail w/ JDK 6 on Linux if enabled.
         // The interface has a concrete superclass, which will be returned in JDK6 on Linux where the
         // Method order returned by reflection on a class is different, and the Introspector isn't smart
         // enough to ask which Method return type is more specific.
         for (int i = 0; i < 1; ++i) {
             readMethod = ObjectPropertyUtils.getReadMethod(KualiPercentHolder.class, "decimal");
             //System.out.println(readMethod.getReturnType());
             //System.out.println(readMethod.getReturnType() == KualiDecimal.class);
         }
 
         if (readMethod.getReturnType() == KualiDecimal.class) {
             LOG.info("I bet you're using JDK6 on Linux");
         }
 
         //System.out.println("==============================================");
         //System.out.println("ObjectPropertyUtils.getReadMethod(Base.class, \"value\")");
         readMethod = ObjectPropertyUtils.getReadMethod(Base.class, "value");
         //System.out.println(readMethod.getReturnType());
         assertEquals(Number.class, readMethod.getReturnType());
 
         //System.out.println("==============================================");
         //System.out.println("ObjectPropertyUtils.getReadMethod(Int.class, \"value\")");
         readMethod = ObjectPropertyUtils.getReadMethod(Int.class, "value");
         //System.out.println(readMethod.getReturnType());
         assertEquals(Integer.class, readMethod.getReturnType());
 
         //        System.out.println("==============================================");
         //        try {
         //            // lookup bean info for given class
         //            BeanInfo info = Introspector.getBeanInfo(Int.class);
         //            if (info != null) {
         //                // get list of descriptors and iterate to validate each property
         //                PropertyDescriptor[] descriptors = info.getPropertyDescriptors();
         //                for (int i = 0; i < descriptors.length; i++) {
         //                    System.out.println("--------------------------");
         //                    PropertyDescriptor descriptor = descriptors [i];
         //                    System.out.println(descriptor.getName());
         //
         //                    // check if read method is bridge and lookup real method
         //                    readMethod = descriptor.getReadMethod();
         //                    System.out.println(readMethod.getReturnType());
         //                    System.out.println("readMethod.isBridge()=>" + readMethod.isBridge());
         //                    if (readMethod != null && readMethod.isBridge()) {
         //                        Method method = Int.class.getMethod(readMethod.getName(), readMethod.getParameterTypes());
         //                        System.out.println(method.getReturnType());
         //
         //                        // if method found, update read method
         //                        // which also updates property type
         //                        if (method != null) {
         //                            descriptor.setReadMethod(method);
         //
         //                            // TODO: lookup write method with same type in case the write
         //                            // method is the bridge method
         //                        }
         //                    }
         //                }
         //            }
         //        } catch (IntrospectionException e) {
         //            e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.
         //        } catch (NoSuchMethodException e) {
         //            e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.
         //        }
 
         // Other cases to test if we have to refine this functionality:
         // * similar to the ConcreteNarrowedNumberHolder,
         //   but creating an abstract impl of AbstractKualiDecimalHolder as the intermediate class
         // * similar to ConcreteNarrowedNumberHolderSub, but ConcreteNarrowedKualiDecimalHolderSub
     }
 
 }