/* | |
* 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.ruta.ide.ui.documentation; | |
import java.io.BufferedReader; | |
import java.io.IOException; | |
import java.io.InputStream; | |
import java.io.InputStreamReader; | |
import java.io.Reader; | |
import java.io.StringReader; | |
import java.util.HashMap; | |
import java.util.Map; | |
import org.apache.uima.ruta.ide.RutaIdeUIPlugin; | |
import org.eclipse.dltk.core.IMember; | |
import org.eclipse.dltk.ui.documentation.IScriptDocumentationProvider; | |
import org.htmlparser.Parser; | |
import org.htmlparser.util.NodeList; | |
public abstract class AbstractLanguageElementDocumentationProvider implements | |
IScriptDocumentationProvider { | |
protected Map<String, String> map; | |
public AbstractLanguageElementDocumentationProvider(String file) { | |
super(); | |
map = new HashMap<String, String>(); | |
if (file != null) { | |
try { | |
fillMap(file); | |
} catch (IOException e) { | |
} | |
} | |
} | |
public Reader getInfo(String content) { | |
String string = map.get(content); | |
if (string == null) { | |
return null; | |
} | |
return new StringReader(string); | |
} | |
public Reader getInfo(IMember element, boolean lookIntoParents, boolean lookIntoExternal) { | |
return null; | |
} | |
private void fillMap(String documentationFile) throws IOException { | |
InputStream resourceAsStream = getClass().getResourceAsStream(documentationFile); | |
try { | |
BufferedReader reader = new BufferedReader(new InputStreamReader(resourceAsStream)); | |
StringBuilder sb = new StringBuilder(); | |
while (true) { | |
String line; | |
line = reader.readLine(); | |
if (line == null) { | |
break; | |
} | |
sb.append(line + "\n"); | |
} | |
String document = sb.toString(); | |
Parser parser = new Parser(document); | |
NodeList list = parser.parse(null); | |
HtmlDocumentationVisitor visitor = new HtmlDocumentationVisitor(document); | |
list.visitAllNodesWith(visitor); | |
map.putAll(visitor.getMap()); | |
} catch (Exception e) { | |
RutaIdeUIPlugin.error(e); | |
} | |
} | |
} |