java/idea-ui/src/com/intellij/ide/util/projectWizard/ExistingModuleLoader.java

   1 /*
   2  * Copyright 2000-2005 JetBrains s.r.o.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package com.intellij.ide.util.projectWizard;
  17
  18 import com.intellij.CommonBundle;
  19 import com.intellij.application.options.PathMacrosCollector;
  20 import com.intellij.application.options.PathMacrosImpl;
  21 import com.intellij.conversion.ConversionService;
  22 import com.intellij.ide.IdeBundle;
  23 import com.intellij.openapi.application.PathMacros;
  24 import com.intellij.openapi.diagnostic.Logger;
  25 import com.intellij.openapi.module.ModifiableModuleModel;
  26 import com.intellij.openapi.module.Module;
  27 import com.intellij.openapi.module.ModuleType;
  28 import com.intellij.openapi.module.ModuleWithNameAlreadyExists;
  29 import com.intellij.openapi.options.ConfigurationException;
  30 import com.intellij.openapi.project.Project;
  31 import com.intellij.openapi.project.impl.ProjectMacrosUtil;
  32 import com.intellij.openapi.roots.ModifiableRootModel;
  33 import com.intellij.openapi.ui.Messages;
  34 import com.intellij.openapi.util.InvalidDataException;
  35 import com.intellij.openapi.util.JDOMUtil;
  36 import org.jdom.Document;
  37 import org.jdom.Element;
  38 import org.jdom.JDOMException;
  39 import org.jetbrains.annotations.NotNull;
  40
  41 import java.io.File;
  42 import java.io.IOException;
  43 import java.util.Set;
  44
  45 /**
  46  * @author Eugene Zhuravlev
  47  *         Date: Sep 7, 2004
  48  */
  49 public class ExistingModuleLoader extends ModuleBuilder {
  50   private static final Logger LOG = Logger.getInstance("#com.intellij.ide.util.projectWizard.ExistingModuleLoader");
  51
  52   @NotNull
  53   public Module createModule(ModifiableModuleModel moduleModel)
  54     throws InvalidDataException, IOException, ModuleWithNameAlreadyExists, JDOMException, ConfigurationException {
  55     LOG.assertTrue(getName() != null);
  56
  57     final String moduleFilePath = getModuleFilePath();
  58
  59     LOG.assertTrue(moduleFilePath != null);
  60     LOG.assertTrue(new File(moduleFilePath).exists());
  61
  62     return moduleModel.loadModule(moduleFilePath);
  63   }
  64
  65   public void setupRootModel(ModifiableRootModel modifiableRootModel) throws ConfigurationException {
  66     // empty
  67   }
  68
  69   public ModuleType getModuleType() {
  70     return null; // no matter
  71   }
  72
  73   public boolean validate(final Project current, final Project dest) {
  74     if (getName() == null) return false;
  75     if (getModuleFilePath() == null) return false;
  76     final File file = new File(getModuleFilePath());
  77     if (file.exists()) {
  78       try {
  79         if (!ConversionService.getInstance().convertModule(dest, file)) {
  80           return false;
  81         }
  82         final Document document = JDOMUtil.loadDocument(file);
  83         final Element root = document.getRootElement();
  84         final Set<String> usedMacros = PathMacrosCollector.getMacroNames(root);
  85         final Set<String> definedMacros = PathMacros.getInstance().getAllMacroNames();
  86         usedMacros.remove("$" + PathMacrosImpl.MODULE_DIR_MACRO_NAME + "$");
  87         usedMacros.removeAll(definedMacros);
  88
  89         if (usedMacros.size() > 0) {
  90           final boolean ok = ProjectMacrosUtil.showMacrosConfigurationDialog(current, usedMacros);
  91           if (!ok) {
  92             return false;
  93           }
  94         }
  95       }
  96       catch (JDOMException e) {
  97         Messages.showMessageDialog(e.getMessage(), IdeBundle.message("title.error.reading.file"), Messages.getErrorIcon());
  98         return false;
  99       }
 100       catch (IOException e) {
 101         Messages.showMessageDialog(e.getMessage(), IdeBundle.message("title.error.reading.file"), Messages.getErrorIcon());
 102         return false;
 103       }
 104     } else {
 105       Messages.showErrorDialog(current, IdeBundle.message("title.module.file.does.not.exist"), CommonBundle.message("title.error"));
 106       return false;
 107     }
 108     return true;
 109   }
 110 }