Examples with BeanInfo java.beans.BeanInfo used on opensource projects

Example 56 with BeanInfo

use of java.beans.BeanInfo in project blue by kunstmusik.

the class TestObject method setObject.

public void setObject(Object obj) {
    this.obj = obj;
    if (obj == null) {
        props = null;
    } else {
        try {
            BeanInfo info = Introspector.getBeanInfo(obj.getClass());
            props = info.getPropertyDescriptors();
        } catch (IntrospectionException e) {
            e.printStackTrace();
        }
    }
    this.fireTableDataChanged();
}

Example 57 with BeanInfo

use of java.beans.BeanInfo in project jeesuite-libs by vakinge.

the class ExcelBeanHelper method doCacheClass.

/**
 * @param clazz
 * @param canonicalName
 * @return
 * @throws IntrospectionException
 */
private static synchronized void doCacheClass(Class<?> clazz, String canonicalName) throws Exception {
    if (aliasPropertyDescriptorCache.containsKey(canonicalName))
        return;
    Map<String, PropertyDescriptor> map = new HashMap<>();
    Map<String, PropertyDescriptor> aliasMap = new HashMap<>();
    List<TitleMeta> titleMetas = new ArrayList<>();
    BeanInfo srcBeanInfo = Introspector.getBeanInfo(clazz);
    PropertyDescriptor[] descriptors = srcBeanInfo.getPropertyDescriptors();
    Map<String, TitleMeta> parentMap = new HashMap<>();
    int maxRow = 1;
    for (PropertyDescriptor descriptor : descriptors) {
        String name = descriptor.getName();
        if ("class".equals(name))
            continue;
        Method readMethod = descriptor.getReadMethod();
        Method writeMethod = descriptor.getWriteMethod();
        if (readMethod == null)
            try {
                readMethod = clazz.getMethod("get" + name.substring(0, 1).toUpperCase() + name.substring(1));
                descriptor.setReadMethod(readMethod);
            } catch (NoSuchMethodException | SecurityException e) {
            }
        if (writeMethod == null)
            try {
                writeMethod = clazz.getMethod("set" + name.substring(0, 1).toUpperCase() + name.substring(1), descriptor.getPropertyType());
                descriptor.setWriteMethod(writeMethod);
            } catch (NoSuchMethodException | SecurityException e) {
            }
        if (readMethod != null || writeMethod != null) {
            map.put(descriptor.getName(), descriptor);
            // 
            TitleCell annotation = null;
            try {
                annotation = clazz.getDeclaredField(name).getAnnotation(TitleCell.class);
            } catch (NoSuchFieldException e) {
                annotation = clazz.getSuperclass().getDeclaredField(name).getAnnotation(TitleCell.class);
            }
            if (annotation != null) {
                aliasMap.put(annotation.name().trim(), descriptor);
                TitleMeta cell = new TitleMeta(annotation.name());
                cell.setValueType(annotation.type());
                if (StringUtils.isBlank(annotation.parentName())) {
                    cell.setColumnIndex(annotation.column());
                    cell.setRowIndex(annotation.row());
                    titleMetas.add(cell);
                } else {
                    TitleMeta cellParent = parentMap.get(annotation.parentName());
                    if (cellParent == null) {
                        cellParent = new TitleMeta(annotation.parentName());
                        cellParent.setValueType(annotation.type());
                        cellParent.setColumnIndex(annotation.column());
                        parentMap.put(annotation.parentName(), cellParent);
                        titleMetas.add(cellParent);
                    }
                    cell.setColumnIndex(annotation.column());
                    cell.setRowIndex(annotation.row());
                    cellParent.addChildren(cell);
                    maxRow = annotation.row() > maxRow ? annotation.row() : maxRow;
                }
            }
        }
    }
    ExcelMeta excelMeta = new ExcelMeta(clazz, titleMetas, maxRow);
    titleCellBeanCache.put(canonicalName, excelMeta);
    aliasPropertyDescriptorCache.put(canonicalName, aliasMap);
}

Example 58 with BeanInfo

use of java.beans.BeanInfo in project jeesuite-libs by vakinge.

the class BeanCopyUtils method doCacheClass.

/**
 * @param clazz
 * @param canonicalName
 * @return
 * @throws IntrospectionException
 */
private static synchronized Map<String, PropertyDescriptor> doCacheClass(Class<?> clazz, String canonicalName) throws IntrospectionException {
    if (cache.containsKey(canonicalName))
        return cache.get(canonicalName);
    Map<String, PropertyDescriptor> map = new ConcurrentHashMap<>();
    List<String> fieldNames = new ArrayList<>();
    BeanInfo srcBeanInfo = Introspector.getBeanInfo(clazz);
    PropertyDescriptor[] descriptors = srcBeanInfo.getPropertyDescriptors();
    for (PropertyDescriptor descriptor : descriptors) {
        fieldNames.add(descriptor.getName());
        Method readMethod = descriptor.getReadMethod();
        Method writeMethod = descriptor.getWriteMethod();
        String name = descriptor.getName();
        if (readMethod == null)
            try {
                readMethod = clazz.getMethod("get" + name.substring(0, 1).toUpperCase() + name.substring(1));
                descriptor.setReadMethod(readMethod);
            } catch (NoSuchMethodException | SecurityException e) {
            }
        if (writeMethod == null)
            try {
                writeMethod = clazz.getMethod("set" + name.substring(0, 1).toUpperCase() + name.substring(1), descriptor.getPropertyType());
                descriptor.setWriteMethod(writeMethod);
            } catch (NoSuchMethodException | SecurityException e) {
            }
        if (readMethod != null && writeMethod != null) {
            map.put(descriptor.getName(), descriptor);
        }
    }
    cache.put(canonicalName, map);
    fieldCache.put(canonicalName, fieldNames);
    return map;
}

Example 59 with BeanInfo

use of java.beans.BeanInfo in project com.revolsys.open by revolsys.

the class Property method descriptor.

static PropertyDescriptor descriptor(final Class<?> beanClass, final String name) {
    if (beanClass != null && Property.hasValue(name)) {
        try {
            final BeanInfo beanInfo = Introspector.getBeanInfo(beanClass);
            final PropertyDescriptor[] props = beanInfo.getPropertyDescriptors();
            for (final PropertyDescriptor property : props) {
                if (property.getName().equals(name)) {
                    return property;
                }
            }
        } catch (final IntrospectionException e) {
            Logs.error(Property.class, e);
        }
    }
    return null;
}

Example 60 with BeanInfo

use of java.beans.BeanInfo in project com.revolsys.open by revolsys.

the class PropertyDescriptorCache method getPropertyDescriptors.

protected static Map<String, PropertyDescriptor> getPropertyDescriptors(final Class<?> clazz) {
    synchronized (propertyDescriptorByClassAndName) {
        Map<String, PropertyDescriptor> propertyDescriptors = propertyDescriptorByClassAndName.get(clazz);
        if (propertyDescriptors == null) {
            propertyDescriptors = new HashMap<>();
            try {
                final BeanInfo beanInfo = Introspector.getBeanInfo(clazz);
                for (final PropertyDescriptor propertyDescriptor : beanInfo.getPropertyDescriptors()) {
                    final String propertyName = propertyDescriptor.getName();
                    propertyDescriptors.put(propertyName, propertyDescriptor);
                    Method writeMethod = propertyDescriptor.getWriteMethod();
                    if (writeMethod == null) {
                        final String setMethodName = "set" + Character.toUpperCase(propertyName.charAt(0)) + propertyName.substring(1);
                        try {
                            final Class<?> propertyType = propertyDescriptor.getPropertyType();
                            writeMethod = clazz.getMethod(setMethodName, propertyType);
                            propertyDescriptor.setWriteMethod(writeMethod);
                        } catch (NoSuchMethodException | SecurityException e) {
                        }
                    }
                    Maps.put(propertyWriteMethodByClassAndName, clazz, propertyName, writeMethod);
                }
            } catch (final IntrospectionException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
            propertyDescriptorByClassAndName.put(clazz, propertyDescriptors);
        }
        return propertyDescriptors;
    }
}