Changeset 696

Show
Ignore:
Timestamp:
06/01/07 02:43:53 (2 years ago)
Author:
yuanying
Message:

Factory methods are re-factored.

Files:

Legend:

Unmodified
Added
Removed
Modified
Copied
Moved

  • org.jalcedo.client.examples/trunk/org.jalcedo.client.examples.rails/src/org/jalcedo/client/examples/rails/ProjectComponentsFactory.java

    r692 r696  
    11package org.jalcedo.client.examples.rails; 
    22 
    3 import org.eclipse.jface.viewers.IContentProvider; 
    4 import org.eclipse.jface.viewers.ILabelProvider; 
    5 import org.eclipse.jface.viewers.IStructuredContentProvider; 
    63import org.eclipse.swt.widgets.Composite; 
    7 import org.jalcedo.client.ds.DataSource; 
    84import org.jalcedo.client.events.ApplicationEventPublisher; 
    95import org.jalcedo.client.events.DefaultEventPublisher; 
    …… 
    1713import org.jalcedo.client.examples.rails.views.project.ProjectDetailComposite; 
    1814import org.jalcedo.client.examples.rails.views.project.ProjectListComposite; 
    19 import org.jalcedo.client.rest.connect.Connection; 
    2015import org.jalcedo.client.rest.connect.HttpClientConnection; 
    2116import org.jalcedo.client.rest.connect.JSONAcceptableHttpConnection; 
    …… 
    2520public class ProjectComponentsFactory { 
    2621     
    27     private ProjectListComposite listComposite; 
    28     private ProjectDetailComposite detailComposite; 
    29      
    30     @SuppressWarnings("unchecked") 
    31     public <T extends Composite> T createComposite(Class<T> clazz, Composite parent, int style) { 
    32         if (clazz == ProjectListComposite.class) { 
    33             if (listComposite != null) { 
    34                 throw new RuntimeException("List Composite is only create once time."); 
    35             } 
    36             listComposite = new ProjectListComposite(parent, style); 
    37             ProjectContentProvider contentProvider = (ProjectContentProvider) this.getComponent(ProjectContentProvider.class); 
    38             listComposite.getListViewer().setContentProvider(contentProvider); 
    39             listComposite.getListViewer().setLabelProvider(contentProvider); 
    40             listComposite.getFetchButton().addSelectionListener((ProjectFetchAction) this.getComponent(ProjectFetchAction.class)); 
    41             listComposite.getAddButton().addSelectionListener((ProjectAddAction) this.getComponent(ProjectAddAction.class)); 
    42             ProjectApplyAction applyAction = (ProjectApplyAction) this.getComponent(ProjectApplyAction.class); 
    43             applyAction.setSelectionProvider(listComposite.getListViewer()); 
    44             listComposite.getApplyButton().addSelectionListener(applyAction); 
    45             ProjectRemoveAction removeAction = (ProjectRemoveAction) this.getComponent(ProjectRemoveAction.class); 
    46             removeAction.setSelectionProvider(listComposite.getListViewer()); 
    47             listComposite.getRemoveButton().addSelectionListener(removeAction); 
    48             return (T) listComposite; 
    49         } 
    50         if (clazz == ProjectDetailComposite.class) { 
    51             if (detailComposite != null) { 
    52                 throw new RuntimeException("Detail Composite is only create once time."); 
    53             } 
    54             detailComposite = new ProjectDetailComposite(parent, style); 
    55             return (T) detailComposite; 
    56         } 
    57         return null; 
     22    public ProjectListComposite createListComposite(Composite parent, int style) { 
     23        ApplicationEventPublisher applicationEventPublisher = DefaultEventPublisher.getDefault(); 
     24         
     25        HttpClientConnection connection = new JSONAcceptableHttpConnection(); 
     26        connection.setFollowRedirects(true); 
     27         
     28        Converter<Project> converter = new JSONConverter<Project>(Project.class); 
     29         
     30        ProjectDataSource dataSource = new ProjectDataSource(); 
     31        dataSource.setApplicationEventPublisher(applicationEventPublisher); 
     32        dataSource.setConnection(connection); 
     33        dataSource.setConverter(converter); 
     34         
     35        ProjectContentProvider contentProvider = new ProjectContentProvider(); 
     36        contentProvider.setDataSource(dataSource); 
     37        applicationEventPublisher.addListener(contentProvider); 
     38         
     39        ProjectListComposite listComposite = new ProjectListComposite(parent, style); 
     40        listComposite.getListViewer().setContentProvider(contentProvider); 
     41        listComposite.getListViewer().setLabelProvider(contentProvider); 
     42         
     43        ProjectFetchAction fetchAction = new ProjectFetchAction(); 
     44        fetchAction.setApplicationEventPublisher(applicationEventPublisher); 
     45         
     46        ProjectAddAction addAction = new ProjectAddAction(); 
     47        addAction.setContentProvider(contentProvider); 
     48         
     49        ProjectApplyAction applyAction = new ProjectApplyAction(); 
     50        applyAction.setDataSource(dataSource); 
     51        applyAction.setSelectionProvider(listComposite.getListViewer()); 
     52         
     53        ProjectRemoveAction removeAction = new ProjectRemoveAction(); 
     54        removeAction.setDataSource(dataSource); 
     55        removeAction.setSelectionProvider(listComposite.getListViewer()); 
     56         
     57        return listComposite; 
    5858    } 
    5959     
    60     private HttpClientConnection connection; 
    61     private Converter<Project> converter; 
    62     private ProjectDataSource dataSource; 
    63     private ProjectContentProvider contentProvider; 
    64     private ProjectFetchAction fetchAction; 
    65     private ProjectAddAction addAction; 
    66     private ProjectApplyAction applyAction; 
    67     private ProjectRemoveAction removeAction; 
    68      
    69     @SuppressWarnings("unchecked") 
    70     public synchronized Object getComponent(Object key) { 
    71         if (key == ApplicationEventPublisher.class) { 
    72             return DefaultEventPublisher.getDefault(); 
    73         } 
    74         if (key == DataSource.class) { 
    75             if (this.dataSource == null) { 
    76                 this.dataSource = new ProjectDataSource(); 
    77                 this.dataSource.setApplicationEventPublisher((ApplicationEventPublisher) this.getComponent(ApplicationEventPublisher.class)); 
    78                 this.dataSource.setConnection((Connection) this.getComponent(Connection.class)); 
    79                 this.dataSource.setConverter((Converter<Project>) this.getComponent(Converter.class)); 
    80             } 
    81             return this.dataSource; 
    82         } 
    83         if (key == Connection.class) { 
    84             if (this.connection == null) { 
    85                 this.connection = new JSONAcceptableHttpConnection(); 
    86                 this.connection.setFollowRedirects(true); 
    87             } 
    88             return this.connection; 
    89         } 
    90         if (key == Converter.class) { 
    91             if (this.converter == null) { 
    92                 this.converter = new JSONConverter<Project>(Project.class); 
    93             } 
    94             return this.converter; 
    95         } 
    96         if ( 
    97                 key == IContentProvider.class || 
    98                 key == IStructuredContentProvider.class || 
    99                 key == ILabelProvider.class || 
    100                 key == ProjectContentProvider.class 
    101             ) { 
    102             if (contentProvider == null) { 
    103             contentProvider = new ProjectContentProvider(); 
    104             ApplicationEventPublisher applicationEventPublisher = (ApplicationEventPublisher) this.getComponent(ApplicationEventPublisher.class); 
    105             applicationEventPublisher.addListener(contentProvider); 
    106             contentProvider.setDataSource((DataSource<Integer, Project>) this.getComponent(DataSource.class)); 
    107             } 
    108             return contentProvider; 
    109         } 
    110         if (key == ProjectFetchAction.class) { 
    111             if (fetchAction == null) { 
    112             fetchAction = new ProjectFetchAction(); 
    113             fetchAction.setApplicationEventPublisher((ApplicationEventPublisher) this.getComponent(ApplicationEventPublisher.class)); 
    114             } 
    115             return fetchAction; 
    116         } 
    117         if (key == ProjectAddAction.class) { 
    118             if (addAction == null) { 
    119             addAction = new ProjectAddAction(); 
    120             addAction.setContentProvider((ProjectContentProvider) this.getComponent(ProjectContentProvider.class)); 
    121             } 
    122             return addAction; 
    123         } 
    124         if (key == ProjectApplyAction.class) { 
    125             if (applyAction == null) { 
    126             applyAction = new ProjectApplyAction(); 
    127             applyAction.setDataSource((ProjectDataSource) this.getComponent(DataSource.class)); 
    128             } 
    129             return applyAction; 
    130         } 
    131         if (key == ProjectRemoveAction.class) { 
    132             if (removeAction == null) { 
    133             removeAction = new ProjectRemoveAction(); 
    134             removeAction.setDataSource((ProjectDataSource) this.getComponent(DataSource.class)); 
    135             } 
    136             return removeAction; 
    137         } 
    138         throw new RuntimeException("No Component is found."); 
     60    public ProjectDetailComposite createDetailComposite(Composite parent, int style) { 
     61        ProjectDetailComposite detailComposite = new ProjectDetailComposite(parent, style); 
     62        return detailComposite; 
    13963    } 
    14064} 

  • org.jalcedo.client.examples/trunk/org.jalcedo.client.examples.rails/src/org/jalcedo/client/examples/rails/views/project/ProjectView.java

    r690 r696  
    6868        gridData.horizontalAlignment = GridData.FILL; 
    6969        gridData.grabExcessHorizontalSpace = true; 
    70         ProjectDetailComposite composite = factory.createComposite(ProjectDetailComposite.class, parent, SWT.NONE); 
     70        ProjectDetailComposite composite = factory.createDetailComposite(parent, SWT.NONE); 
    7171        composite.setLayoutData(gridData); 
    7272         
    …… 
    8181        gridData.grabExcessVerticalSpace = true; 
    8282        gridData.verticalAlignment = GridData.FILL; 
    83         ProjectListComposite composite = factory.createComposite(ProjectListComposite.class, parent, SWT.NONE); 
     83        ProjectListComposite composite = factory.createListComposite(parent, SWT.NONE); 
    8484        composite.setLayoutData(gridData); 
    8585