| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.uima.tools.cpm; |
| |
| import java.awt.Component; |
| import java.io.File; |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import javax.swing.JCheckBox; |
| import javax.swing.JComponent; |
| import javax.swing.JFileChooser; |
| import javax.swing.JLabel; |
| import javax.swing.JTextField; |
| |
| import org.apache.uima.collection.metadata.CasProcessorConfigurationParameterSettings; |
| import org.apache.uima.collection.metadata.NameValuePair; |
| import org.apache.uima.resource.metadata.ConfigurationParameter; |
| import org.apache.uima.resource.metadata.ConfigurationParameterDeclarations; |
| import org.apache.uima.resource.metadata.ConfigurationParameterSettings; |
| import org.apache.uima.resource.metadata.ResourceMetaData; |
| import org.apache.uima.tools.util.gui.FileSelector; |
| import org.apache.uima.tools.util.gui.FormPanel; |
| import org.apache.uima.tools.util.gui.ListSelector; |
| |
| /** |
| * |
| * A dynamically generated form panel with components generated from configuration parameters |
| * specified as ResourceMetaData. The components are either text fields, checkboxes, FileSelectors |
| * or ListSelectors. These are allocated via the populate method. |
| * |
| * @see org.apache.uima.tools.cpm.ConfigField |
| */ |
| |
| public class MetaDataPanel extends FormPanel { |
| private static final long serialVersionUID = 2002216386886772644L; |
| |
| ResourceMetaData metaData; |
| |
| ArrayList fieldsList = new ArrayList(); |
| |
| // Contains ConfigFields |
| |
| public MetaDataPanel() { |
| } |
| |
| public MetaDataPanel(int nrColumns) { |
| super(nrColumns); |
| } |
| |
| public void populate(ResourceMetaData md, CasProcessorConfigurationParameterSettings overrides) { |
| metaData = md; |
| |
| ConfigurationParameterDeclarations cpd = metaData.getConfigurationParameterDeclarations(); |
| |
| ConfigurationParameter[] parameters = cpd.getConfigurationParameters(); |
| ConfigurationParameterSettings cps = metaData.getConfigurationParameterSettings(); |
| |
| if (parameters == null || cps == null) |
| return; |
| |
| // Loop through parameters, creating label captions and |
| // an appropriate component for the data type: |
| |
| for (int i = 0; i < parameters.length; i++) { |
| String name = parameters[i].getName(); |
| String type = parameters[i].getType(); |
| boolean multiValued = parameters[i].isMultiValued(); |
| |
| boolean requiresFileSelector = false; |
| if ((name.endsWith("Dir") || name.endsWith("Directory") || name.endsWith("Descriptor") || name |
| .indexOf("File") != -1) |
| && type.equals("String")) |
| requiresFileSelector = true; |
| |
| boolean justDirectories = false; |
| if (requiresFileSelector && (name.endsWith("Dir") || name.endsWith("Directory"))) { |
| justDirectories = true; |
| } |
| |
| String caption = getCaptionFromName(name); |
| add(new JLabel(caption)); |
| |
| JComponent field = null; |
| |
| Object parameterValue = cps.getParameterValue(name); |
| |
| if (type.equals("Boolean")) |
| field = new JCheckBox((String) null, (parameterValue == null) ? false |
| : ((Boolean) parameterValue).booleanValue()); |
| else if (multiValued == false) { |
| if (requiresFileSelector == false) { |
| String stringValue = (parameterValue == null) ? "" : parameterValue.toString(); |
| field = new JTextField(stringValue, 20); |
| } else { |
| String filePath; |
| if (parameterValue == null) |
| filePath = ""; |
| else { |
| File file = new File((String) parameterValue); |
| filePath = file.getPath(); |
| } |
| int selectionMode = justDirectories ? JFileChooser.DIRECTORIES_ONLY |
| : JFileChooser.FILES_AND_DIRECTORIES; |
| |
| field = new FileSelector(filePath, caption, selectionMode); |
| } |
| } else |
| // It's a multi-valued array: |
| { |
| if (parameterValue instanceof Object[]) { |
| field = new ListSelector((Object[]) parameterValue); |
| } else { |
| field = new ListSelector(new Object[0]); |
| } |
| } |
| |
| add(field); |
| |
| fieldsList.add(new ConfigField(name, type, multiValued, field)); |
| } |
| // apply overrides |
| if (overrides != null) { |
| NameValuePair[] nvps = overrides.getParameterSettings(); |
| for (int i = 0; i < nvps.length; i++) { |
| setValue(nvps[i].getName(), nvps[i].getValue()); |
| } |
| } |
| } |
| |
| public ResourceMetaData getMetaData() { |
| return metaData; |
| } |
| |
| public List getValues() { |
| return fieldsList; |
| } |
| |
| /** |
| * @param fieldName |
| * Configuration parameter field name |
| * @param fieldValue |
| * Field value |
| */ |
| public void setValue(String fieldName, Object fieldValue) { |
| // Find fieldName in fieldList: |
| for (int i = 0; i < fieldsList.size(); i++) { |
| ConfigField field = (ConfigField) fieldsList.get(i); |
| if (field.getParameterName().equals(fieldName)) { |
| field.setFieldValue(fieldValue); |
| return; |
| } |
| } |
| } |
| |
| /** Removes all fields */ |
| public void clearAll() { |
| Component components[] = gridBagPanel.getComponents(); |
| for (int i = (components.length - 1); i >= 0; i--) { |
| gridBagPanel.remove(i); |
| } |
| componentIndex = 0; |
| fieldsList.clear(); |
| } |
| |
| /** |
| * Returns whether this panel has been modified from its original configuration. Note that this is |
| * not affected by saves. For that, use isDirty(). |
| */ |
| public boolean isModified() { |
| List fields = getValues(); |
| Iterator it = fields.iterator(); |
| while (it.hasNext()) { |
| ConfigField fld = (ConfigField) it.next(); |
| if (fld.isModified()) |
| return true; |
| } |
| return false; |
| } |
| |
| /** |
| * Returns whether this panel is dirty; that is, whether a field has been modified since |
| * clearDirty() was last called. |
| * |
| * @return |
| */ |
| public boolean isDirty() { |
| List fields = getValues(); |
| Iterator it = fields.iterator(); |
| while (it.hasNext()) { |
| ConfigField fld = (ConfigField) it.next(); |
| if (fld.isDirty()) |
| return true; |
| } |
| return false; |
| } |
| |
| /** Marks all fields in this panel is not dirty. */ |
| public void clearDirty() { |
| List fields = getValues(); |
| Iterator iterator = fields.iterator(); |
| while (iterator.hasNext()) { |
| ConfigField configField = (ConfigField) iterator.next(); |
| configField.clearDirty(); |
| } |
| } |
| |
| } |