/* | |
* 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.taeconfigurator.editors.ui.dialogs; | |
import java.util.ArrayList; | |
import java.util.Arrays; | |
import java.util.Iterator; | |
import java.util.List; | |
import java.util.Map; | |
import java.util.Set; | |
import java.util.SortedMap; | |
import org.eclipse.jface.fieldassist.IContentProposal; | |
import org.eclipse.jface.fieldassist.IContentProposalProvider; | |
/* | |
* This class forwards to TypesWithNameSpaces | |
* Purpose: provide content assist under Eclipse 3.2 | |
* (The other class is set up to provide browse assist under 3.1 or higher Eclipse) | |
*/ | |
public class TypesWithNameSpaces32 implements IContentProposalProvider { | |
final private SortedMap sortedNames; | |
public TypesWithNameSpaces32(TypesWithNameSpaces aBase) { | |
sortedNames = aBase.sortedNames; | |
} | |
private CasTypeProposal [] proposalArray = null; | |
public static class CasTypeProposal | |
implements IContentProposal, Comparable { | |
private final String labelForm; | |
private final String fullName; | |
private final String compareKey; | |
/* (non-Javadoc) | |
* @see org.eclipse.jface.fieldassist.IContentProposal#getContent() | |
*/ | |
CasTypeProposal(String aCompareKey, String shortName, String nameSpace) { | |
fullName = (null == nameSpace || "".equals(nameSpace))? shortName : nameSpace + "." + shortName; | |
labelForm = (null == nameSpace || "".equals(nameSpace))? shortName : shortName + " - " + nameSpace; | |
compareKey = aCompareKey.toLowerCase(); | |
} | |
public String getContent() { | |
return fullName; | |
} | |
/* (non-Javadoc) | |
* @see org.eclipse.jface.fieldassist.IContentProposal#getCursorPosition() | |
*/ | |
public int getCursorPosition() { | |
return fullName.length(); | |
} | |
/* (non-Javadoc) | |
* @see org.eclipse.jface.fieldassist.IContentProposal#getDescription() | |
*/ | |
public String getDescription() { | |
return null; | |
} | |
/* (non-Javadoc) | |
* @see org.eclipse.jface.fieldassist.IContentProposal#getLabel() | |
*/ | |
public String getLabel() { | |
if (labelForm.toLowerCase().startsWith(compareKey)) | |
return labelForm; | |
else | |
return fullName; | |
} | |
public String getCompareKey() { | |
return compareKey; | |
} | |
/* (non-Javadoc) | |
* @see java.lang.Comparable#compareTo(java.lang.Object) | |
*/ | |
public int compareTo(Object arg0) throws ClassCastException { | |
final CasTypeProposal c = (CasTypeProposal) arg0; | |
return this.compareKey.compareTo(c.getCompareKey()); | |
} | |
} | |
public void createProposalArray() { | |
List r = new ArrayList(sortedNames.size()*2); | |
// item a.b.c.name creates 2 entries in the suggestions: | |
// compare key: a.b.c.name label: name - a.b.c content: a.b.c.name | |
// compare key: name label: name - a.b.c content: a.b.c.name | |
for (Iterator it = sortedNames.entrySet().iterator(); it.hasNext();) { | |
Map.Entry entry = (Map.Entry)it.next(); | |
Set nameSpaces = (Set)entry.getValue(); | |
for (Iterator nsi = nameSpaces.iterator(); nsi.hasNext();) { | |
String nameSpace = (String)nsi.next(); | |
String shortName = (String)entry.getKey(); | |
r.add(new CasTypeProposal(shortName, shortName, nameSpace)); | |
if (null != nameSpace) { | |
r.add(new CasTypeProposal(nameSpace + "." + shortName, shortName, nameSpace)); | |
} | |
} | |
} | |
proposalArray = (CasTypeProposal[])r.toArray(new CasTypeProposal[r.size()]); | |
Arrays.sort(proposalArray); | |
} | |
public CasTypeProposal [] getProposalArray() { | |
return proposalArray; | |
} | |
/* (non-Javadoc) | |
* @see org.eclipse.jface.fieldassist.IContentProposalProvider#getProposals(java.lang.String, int) | |
*/ | |
public IContentProposal[] getProposals(String contents, int position) { | |
if (null == proposalArray) | |
createProposalArray(); | |
String keyString = contents.substring(0, position).toLowerCase(); | |
CasTypeProposal key = new CasTypeProposal(keyString, null, null); | |
int i = Arrays.binarySearch(proposalArray, key); | |
if (i < 0) { | |
i = Math.abs(i + 1); | |
} | |
List rl = new ArrayList(proposalArray.length - i); | |
for (; i < proposalArray.length; i++) { | |
if (proposalArray[i].getCompareKey().startsWith(keyString)) { | |
rl.add(proposalArray[i]); | |
} else | |
break; | |
} | |
return (CasTypeProposal[])rl.toArray(new CasTypeProposal[rl.size()]); | |
} | |
} |