eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/io/wizard/GenericConfiguratorWizardPage.java

   1 // $Id$
   2 /**
   3  * Copyright (C) 2007 EDIT
   4  * European Distributed Institute of Taxonomy
   5  * http://www.e-taxonomy.eu
   6  *
   7  * The contents of this file are subject to the Mozilla Public License Version 1.1
   8  * See LICENSE.TXT at the top of this package for the full license terms.
   9  */
  10
  11 package eu.etaxonomy.taxeditor.io.wizard;
  12
  13 import java.lang.reflect.Method;
  14 import java.util.ArrayList;
  15 import java.util.List;
  16 import java.util.MissingResourceException;
  17 import java.util.ResourceBundle;
  18
  19 import org.apache.commons.lang.StringUtils;
  20 import org.eclipse.jface.wizard.WizardPage;
  21 import org.eclipse.swt.SWT;
  22 import org.eclipse.swt.events.SelectionAdapter;
  23 import org.eclipse.swt.events.SelectionEvent;
  24 import org.eclipse.swt.layout.GridData;
  25 import org.eclipse.swt.layout.GridLayout;
  26 import org.eclipse.swt.widgets.Button;
  27 import org.eclipse.swt.widgets.Composite;
  28
  29 import eu.etaxonomy.cdm.io.common.IIoConfigurator;
  30 import eu.etaxonomy.cdm.io.specimen.abcd206.in.Abcd206ImportConfigurator;
  31 import eu.etaxonomy.taxeditor.store.StoreUtil;
  32
  33 /**
  34  * <p>
  35  * GenericConfiguratorWizardPage class.
  36  * </p>
  37  *
  38  * @author n.hoffmann
  39  * @created 23.06.2009
  40  * @version 1.0
  41  */
  42 public class GenericConfiguratorWizardPage extends WizardPage {
  43
  44     private final IIoConfigurator configurator;
  45     private final ResourceBundle resourceBundle;
  46
  47     /**
  48      * @param pageName
  49      * @param configurator
  50      */
  51     private GenericConfiguratorWizardPage(String pageName,
  52             IIoConfigurator configurator, String title, String description) {
  53         super(pageName);
  54         this.setTitle(title);
  55
  56         this.setDescription(description);
  57
  58         this.configurator = configurator;
  59
  60
  61         resourceBundle = getResourceBundle(configurator);
  62     }
  63
  64     private ResourceBundle getResourceBundle(IIoConfigurator configurator){
  65         try{
  66             return ResourceBundle.getBundle(configurator.getClass().getName());
  67         }catch(MissingResourceException e){
  68             return null;
  69         }
  70     }
  71
  72     /**
  73      * <p>
  74      * Import
  75      * </p>
  76      *
  77      * @param pageName
  78      *            a {@link java.lang.String} object.
  79      * @param configurator
  80      *            a {@link eu.etaxonomy.cdm.io.common.IIoConfigurator} object.
  81      * @return a
  82      *         {@link eu.etaxonomy.taxeditor.io.wizard.GenericConfiguratorWizardPage}
  83      *         object.
  84      */
  85     public static GenericConfiguratorWizardPage Import(String pageName,
  86             IIoConfigurator configurator) {
  87         return new GenericConfiguratorWizardPage(pageName, configurator,
  88                 "Import Configuration", "Configure the import mechanism.");
  89     }
  90
  91     /**
  92      * <p>
  93      * Export
  94      * </p>
  95      *
  96      * @param pageName
  97      *            a {@link java.lang.String} object.
  98      * @param configurator
  99      *            a {@link eu.etaxonomy.cdm.io.common.IIoConfigurator} object.
 100      * @return a
 101      *         {@link eu.etaxonomy.taxeditor.io.wizard.GenericConfiguratorWizardPage}
 102      *         object.
 103      */
 104     public static GenericConfiguratorWizardPage Export(String pageName,
 105             IIoConfigurator configurator) {
 106         return new GenericConfiguratorWizardPage(pageName, configurator,
 107                 "Export Configuration", "Configure the export mechanism.");
 108     }
 109
 110     /*
 111      * (non-Javadoc)
 112      *
 113      * @see
 114      * org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets
 115      * .Composite)
 116      */
 117     /** {@inheritDoc} */
 118     @Override
 119     public void createControl(Composite parent) {
 120
 121         // ScrolledComposite scrolledComposite = new ScrolledComposite(parent,
 122         // SWT.H_SCROLL);
 123         // scrolledComposite.setLayout(new GridLayout());
 124
 125         // TODO wrap this composite in a scrolled composite
 126         Composite composite = new Composite(parent, SWT.NULL);
 127         composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 128
 129         GridLayout gridLayout = new GridLayout();
 130         composite.setLayout(gridLayout);
 131
 132         List<Method> methods = getConfiguratorsBooleanSetMethods(configurator);
 133
 134         for (Method method : methods) {
 135             createCheckbox(composite, method, configurator);
 136         }
 137
 138         // scrolledComposite.setContent(composite);
 139
 140         setControl(composite);
 141     }
 142
 143     private void createCheckbox(Composite parent, Method method,
 144             final IIoConfigurator configurator) {
 145
 146         final String methodName = method.getName();
 147         final Button checkBox = new Button(parent, SWT.CHECK);
 148
 149         if(configurator.getClass().equals(Abcd206ImportConfigurator.class)){
 150             String[] r = methodName.split("set")[1].split("(?=\\p{Upper})");
 151             checkBox.setText(getLabel(StringUtils.join(r," ")));
 152         }
 153         else{
 154             checkBox.setText(getLabel(methodName));
 155         }
 156         // retrieve the default values and set the checkbox accordingly
 157         boolean defaultSelection = executeBooleanGetMethod(configurator, "is"
 158                 + methodName.substring(3));
 159         checkBox.setSelection(defaultSelection);
 160         checkBox.addSelectionListener(new SelectionAdapter() {
 161
 162             /*
 163              * (non-Javadoc)
 164              *
 165              * @see
 166              * org.eclipse.swt.events.SelectionAdapter#widgetSelected(org.eclipse
 167              * .swt.events.SelectionEvent)
 168              */
 169             @Override
 170             public void widgetSelected(SelectionEvent e) {
 171                 executeBooleanSetMethod(configurator, methodName,
 172                         checkBox.getSelection());
 173             }
 174
 175         });
 176
 177     }
 178
 179     private String getLabel(String methodName){
 180
 181         if(resourceBundle == null){
 182             return methodName;
 183         }
 184
 185         try{
 186             return resourceBundle.getString(methodName);
 187         }catch(MissingResourceException e){
 188             return methodName;
 189         }
 190     }
 191
 192     private boolean executeBooleanGetMethod(IIoConfigurator configurator,
 193             String methodName) {
 194
 195         Class<? extends IIoConfigurator> configuratorClass = configurator
 196                 .getClass();
 197
 198         boolean result = false;
 199
 200         Method[] methods = configuratorClass.getMethods();
 201
 202         for (Method method : methods) {
 203             if (!method.getName().equals(methodName)) {
 204                 continue;
 205             }
 206
 207             try {
 208                 Object returnType = method.invoke(configurator, null);
 209                 if (returnType.getClass().equals(Boolean.class)) {
 210                     result = ((Boolean) returnType).booleanValue();
 211                 }
 212
 213                 break;
 214             } catch (Exception e) {
 215                 StoreUtil.warn(this.getClass(), "Could not invoke method");
 216             }
 217         }
 218
 219         return result;
 220     }
 221
 222     private void executeBooleanSetMethod(IIoConfigurator configurator,
 223             String methodName, boolean selected) {
 224
 225         Class<? extends IIoConfigurator> configuratorClass = configurator
 226                 .getClass();
 227
 228         Method[] methods = configuratorClass.getMethods();
 229
 230         for (Method method : methods) {
 231             if (!method.getName().equals(methodName)) {
 232                 continue;
 233             }
 234
 235             try {
 236                 method.invoke(configurator, selected);
 237
 238                 break;
 239             } catch (Exception e) {
 240                 StoreUtil.warn(this.getClass(), "Could not invoke method");
 241             }
 242         }
 243     }
 244
 245     private List<Method> getConfiguratorsBooleanSetMethods(
 246             IIoConfigurator configurator) {
 247         List<Method> booleanMethods = new ArrayList<Method>();
 248
 249         Class<? extends IIoConfigurator> configuratorClass = configurator
 250                 .getClass();
 251
 252         Method[] allMethods = configuratorClass.getMethods();
 253
 254         for (Method method : allMethods) {
 255             if (method.getName().startsWith("set")) {
 256
 257                 Class<?>[] typeList = method.getParameterTypes();
 258
 259                 if (typeList.length > 1) {
 260                     new IllegalStateException(
 261                             "Found a setter with parameter count > 1");
 262                 }
 263
 264                 if (typeList[0].getName().equals("boolean")) {
 265                     booleanMethods.add(method);
 266                 }
 267             }
 268         }
 269
 270         return booleanMethods;
 271     }
 272 }