+++ /dev/null
-/*
- * Copyright (c) 2013, 2015 Cisco Systems, Inc. and others. All rights reserved.
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Public License v1.0 which accompanies this distribution,
- * and is available at http://www.eclipse.org/legal/epl-v10.html
- */
-
-package org.opendaylight.controller.config.yangjmxgenerator.plugin.util;
-
-import com.google.common.base.Joiner;
-import com.google.common.base.Optional;
-import com.google.common.base.Splitter;
-import com.google.common.base.Strings;
-import java.util.List;
-import java.util.regex.Pattern;
-import org.apache.commons.lang3.StringUtils;
-import org.opendaylight.controller.config.yangjmxgenerator.plugin.java.FullyQualifiedName;
-
-public final class StringUtil {
- private StringUtil() {
- throw new UnsupportedOperationException();
- }
-
- /**
- * @param list of strings to be joined by ','
- * @param prefix e.g. 'extends' or 'implements'
- */
- public static String prefixAndJoin(final List<FullyQualifiedName> list, final String prefix) {
- if (list.isEmpty()) {
- return "";
- }
- Joiner joiner = Joiner.on(",");
- return " " + prefix + " " + joiner.join(list);
- }
-
- public static String addAsterixAtEachLineStart(final String input) {
- String s = Pattern.compile("^", Pattern.MULTILINE).matcher(input).replaceAll("* ");
- // remove trailing spaces
- s = Pattern.compile("\\s+$", Pattern.MULTILINE).matcher(s).replaceAll("");
- s = ensureEndsWithSingleNewLine(s);
- return s;
- }
-
- private static String ensureEndsWithSingleNewLine(String s) {
- // .split Only trailing empty strings are skipped.
- String[] split = s.split("\n");
- s = Joiner.on("\n").join(split);
- s = s + "\n";
- return s;
- }
-
- public static String writeComment(final String input, final boolean isJavadoc) {
- StringBuilder content = new StringBuilder();
- content.append("/*");
- if (isJavadoc) {
- content.append("*");
- }
- content.append("\n");
-
- content.append(addAsterixAtEachLineStart(input));
- content.append("*/\n");
- return content.toString();
- }
-
-
- public static Optional<String> loadCopyright() {
- /*
- * FIXME: BUG-980: this is a nice feature, but the copyright needs to come
- * from the project being processed, not this one.
- try (InputStream in = StringUtil.class.getResourceAsStream("/copyright.txt")) {
- if (in != null) {
- return Optional.of(IOUtils.toString(in));
- }
- } catch (IOException e) {
- LOG.warn("Cannot load copyright.txt", e);
- }
-
- */
- return Optional.absent();
- }
-
- public static String formatJavaSource(final String input) {
- Iterable<String> split = Splitter.on("\n").trimResults().split(input);
-
- int basicIndent = 4;
- StringBuilder sb = new StringBuilder();
- int indents = 0, empty = 0;
- for (String line : split) {
- indents -= StringUtils.countMatches(line, "}");
- if (indents < 0) {
- indents = 0;
- }
- if (!line.isEmpty()) {
- sb.append(Strings.repeat(" ", basicIndent * indents));
- sb.append(line);
- sb.append("\n");
- empty = 0;
- } else {
- empty++; // one empty line is allowed
- if (empty < 2) {
- sb.append("\n");
- }
- }
- indents += StringUtils.countMatches(line, "{");
- }
- return ensureEndsWithSingleNewLine(sb.toString());
- }
-
-}