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- /*
- * Copyright (c) 2006-2011 DMDirc Developers
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
- package com.dmdirc.ui.input;
-
- import com.dmdirc.config.IdentityManager;
-
- import java.util.ArrayList;
- import java.util.List;
- import java.util.Locale;
-
- /**
- * Represents the result set from a tab completion operation.
- */
- public final class TabCompleterResult {
-
- /**
- * The result list for this tab completer.
- */
- private final List<String> results;
-
- /**
- * Creates a new instance of TabCompleterResult with an empty result set.
- */
- public TabCompleterResult() {
- this.results = new ArrayList<String>();
- }
-
- /**
- * Creates a new instance of TabCompleterResult.
- * @param newResults The list of results that this result set contains
- */
- public TabCompleterResult(final List<String> newResults) {
- results = newResults;
- }
-
- /**
- * Adds a result to this result set.
- * @param result The result to be added
- */
- public void addResult(final String result) {
- results.add(result);
- }
-
- /**
- * Determines if this result set contains the specified result.
- * @param result The result to be tested
- * @return True if this set contains the specified result, false otherwise
- */
- public boolean hasResult(final String result) {
- return results.contains(result);
- }
-
- /**
- * Merges the specified additional results with this result set.
- * @param additional The results to merge
- */
- public void merge(final TabCompleterResult additional) {
- for (String result : additional.getResults()) {
- if (!hasResult(result)) {
- addResult(result);
- }
- }
- }
-
- /**
- * Gets the total size of this result set.
- * @return the size of this result set
- */
- public int getResultCount() {
- return results.size();
- }
-
- /**
- * Returns the longest substring that matches all results.
- * @return longest possible substring matching all results
- */
- public String getBestSubstring() {
- if (getResultCount() == 0) {
- return "";
- }
-
- final boolean caseSensitive = IdentityManager.getIdentityManager()
- .getGlobalConfiguration().getOptionBool("tabcompletion", "casesensitive");
-
- String res = results.get(0);
- for (String entry : results) {
- if (caseSensitive) {
- while (!entry.startsWith(res)) {
- res = res.substring(0, res.length() - 1);
- }
- } else {
- while (!entry.toLowerCase(Locale.getDefault()).startsWith(
- res.toLowerCase(Locale.getDefault()))) {
- res = res.substring(0, res.length() - 1);
- }
- }
- }
-
- return res;
- }
-
- /**
- * Retrieves the list of results that this set contains.
- * @return An arraylist containing the results
- */
- public List<String> getResults() {
- return results;
- }
-
- /** {@inheritDoc} */
- @Override
- public String toString() {
- final StringBuffer buff = new StringBuffer();
-
- for (String entry : results) {
- if (buff.length() > 0) {
- buff.append(", ");
- }
-
- buff.append(entry);
- }
-
- return buff.toString();
- }
-
- }
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