Examples with Property com.codename1.rad.models.Property used on opensource projects

Example 31 with Property

use of com.codename1.rad.models.Property in project CodenameOne by codenameone.

the class SQLMap method selectImpl.

/**
 * Fetches the components from the database matching the given cmp description, the fields that aren't
 * null within the cmp will match the where clause
 * @param not indicates if the query should be a "not" query
 * @param cmp the component to match
 * @param orderBy the column to order by, can be null to ignore order
 * @param ascending true to indicate ascending order
 * @param maxElements the maximum number of elements returned can be 0 or lower to ignore
 * @param page  the page within the query to match the max elements value
 * @return the result of the query
 */
private java.util.List<PropertyBusinessObject> selectImpl(boolean not, PropertyBusinessObject cmp, Property orderBy, boolean ascending, int maxElements, int page) throws IOException, InstantiationException {
    String tableName = getTableName(cmp);
    StringBuilder createStatement = new StringBuilder("SELECT * FROM ");
    createStatement.append(tableName);
    ArrayList<Object> params = new ArrayList<Object>();
    createStatement.append(" WHERE ");
    boolean found = false;
    for (PropertyBase p : cmp.getPropertyIndex()) {
        if (p instanceof Property) {
            if (((Property) p).get() != null) {
                if (found) {
                    createStatement.append(" AND ");
                }
                found = true;
                params.add(((Property) p).get());
                createStatement.append(getColumnName(p));
                if (not) {
                    createStatement.append(" <> ?");
                } else {
                    createStatement.append(" = ?");
                }
            }
        }
    }
    // all properties are null undo the where append
    if (!found) {
        createStatement = new StringBuilder("SELECT * FROM ");
        createStatement.append(tableName);
    }
    if (orderBy != null) {
        createStatement.append(" ORDER BY ");
        createStatement.append(getColumnName(orderBy));
        if (!ascending) {
            createStatement.append(" DESC");
        }
    }
    if (maxElements > 0) {
        createStatement.append(" LIMIT ");
        createStatement.append(maxElements);
        if (page > 0) {
            createStatement.append(" OFFSET ");
            createStatement.append(page * maxElements);
        }
    }
    Cursor c = null;
    try {
        ArrayList<PropertyBusinessObject> response = new ArrayList<PropertyBusinessObject>();
        c = executeQuery(createStatement.toString(), params.toArray());
        while (c.next()) {
            PropertyBusinessObject pb = (PropertyBusinessObject) cmp.getClass().newInstance();
            for (PropertyBase p : pb.getPropertyIndex()) {
                Row currentRow = c.getRow();
                SqlType t = getSqlType(p);
                if (t == SqlType.SQL_EXCLUDE) {
                    continue;
                }
                Object value = t.getValue(currentRow, c.getColumnIndex(getColumnName(p)), p);
                if (p instanceof Property) {
                    ((Property) p).set(value);
                }
            }
            response.add(pb);
        }
        c.close();
        return response;
    } catch (Throwable t) {
        Log.e(t);
        if (c != null) {
            c.close();
        }
        if (t instanceof IOException) {
            throw ((IOException) t);
        } else {
            throw new IOException(t.toString());
        }
    }
}

Example 32 with Property

use of com.codename1.rad.models.Property in project CodenameOne by codenameone.

the class CloudObject method bindTree.

/**
 * Binds a UI tree to the cloud object so its values automatically update in the cloud object
 *
 * @param ui the component tree to bind
 * @param defer bind settings whether to defer the binding which requires developers to explicitly commit
 * the binding to perform the changes
 * @param objectLead if set to true the UI property is initialized from values in the CloudObject, if false
 * the cloud object property is initialized from the UI
 */
public void bindTree(Container ui, int defer, boolean objectLead) {
    int componentCount = ui.getComponentCount();
    for (int iter = 0; iter < componentCount; iter++) {
        Component c = ui.getComponentAt(iter);
        if (c instanceof Container) {
            bindTree((Container) c, defer, objectLead);
            continue;
        }
        String bind = c.getCloudBoundProperty();
        if (bind != null && bind.length() > 0) {
            String attributeName = c.getCloudDestinationProperty();
            if (attributeName != null) {
                bindProperty(c, bind, attributeName, defer, objectLead);
            }
        }
    }
}

Example 33 with Property

use of com.codename1.rad.models.Property in project CodenameOne by codenameone.

the class CloudObject method unbindProperty.

/**
 * Releases the binding for the specific property name
 * @param cmp the component
 * @param propertyName the name of the property
 */
public void unbindProperty(Component cmp, String propertyName) {
    BindTarget t = (BindTarget) cmp.getClientProperty("CN1Bind" + propertyName);
    cmp.unbindProperty(propertyName, t);
    ;
}

Example 34 with Property

use of com.codename1.rad.models.Property in project CodenameOne by codenameone.

the class CloudObject method bindProperty.

/**
 * Binds a property value within the given component to this cloud object, this means that
 * when the component changes the cloud object changes unless deferred. If the defer flag is
 * false all changes are stored in a temporary location and only "committed" once commitBindings()
 * is invoked.
 * @param cmp the component to bind
 * @param propertyName the name of the property in the bound component
 * @param attributeName the key within the cloud object
 * @param defer bind settings whether to defer the binding which requires developers to explicitly commit
 * the binding to perform the changes
 * @param objectLead if set to true the UI property is initialized from values in the CloudObject, if false
 * the cloud object property is initialized from the UI
 */
public void bindProperty(Component cmp, final String propertyName, final String attributeName, final int defer, boolean objectLead) {
    if (objectLead) {
        Object val = values.get(attributeName);
        Object cmpVal = cmp.getBoundPropertyValue(propertyName);
        if (val == null) {
            if (cmpVal != null) {
                cmp.setBoundPropertyValue(propertyName, null);
            }
        } else {
            if (cmpVal == null || !(val.equals(cmpVal))) {
                cmp.setBoundPropertyValue(propertyName, val);
            }
        }
    } else {
        Object val = values.get(attributeName);
        Object cmpVal = cmp.getBoundPropertyValue(propertyName);
        if (cmpVal == null) {
            if (val != null) {
                values.remove(attributeName);
                status = STATUS_MODIFIED;
            }
        } else {
            if (val == null || !(val.equals(cmpVal))) {
                values.put(attributeName, cmpVal);
                status = STATUS_MODIFIED;
            }
        }
    }
    BindTarget target = new BindTarget() {

        public void propertyChanged(Component source, String propertyName, Object oldValue, Object newValue) {
            switch(defer) {
                case BINDING_DEFERRED:
                    if (deferedValues == null) {
                        deferedValues = new Hashtable();
                    }
                    deferedValues.put(attributeName, newValue);
                    break;
                case BINDING_IMMEDIATE:
                    values.put(attributeName, newValue);
                    status = STATUS_MODIFIED;
                    break;
                case BINDING_AUTO_SAVE:
                    values.put(attributeName, newValue);
                    status = STATUS_MODIFIED;
                    CloudStorage.getInstance().save(CloudObject.this);
                    break;
            }
        }
    };
    cmp.bindProperty(propertyName, target);
    cmp.putClientProperty("CN1Bind" + propertyName, target);
}

Example 35 with Property

use of com.codename1.rad.models.Property in project CodenameOne by codenameone.

the class PropertyIndex method loadJSONList.

/**
 * Loads JSON containing a list of property objects of this type
 * @param stream the input stream
 * @return list of property objects matching this type
 */
public <X extends PropertyBusinessObject> List<X> loadJSONList(InputStream stream) throws IOException {
    JSONParser jp = new JSONParser();
    JSONParser.setUseBoolean(true);
    JSONParser.setUseLongs(true);
    List<X> response = new ArrayList<X>();
    Map<String, Object> result = jp.parseJSON(new InputStreamReader(stream, "UTF-8"));
    List<Map> entries = (List<Map>) result.get("root");
    for (Map m : entries) {
        X pb = (X) newInstance();
        pb.getPropertyIndex().populateFromMap(m, parent.getClass());
        response.add(pb);
    }
    return response;
}