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+/*
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+ * Copyright (c) 2006-2011 Chris Smith, Shane Mc Cormack, Gregory Holmes,
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+ * Simon Mott
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+ *
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+ * Permission is hereby granted, free of charge, to any person obtaining a copy
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+ * of this software and associated documentation files (the "Software"), to deal
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+ * in the Software without restriction, including without limitation the rights
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+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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+ * copies of the Software, and to permit persons to whom the Software is
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+ * furnished to do so, subject to the following conditions:
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+ *
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+ * The above copyright notice and this permission notice shall be included in
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+ * all copies or substantial portions of the Software.
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+ *
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+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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+ * SOFTWARE.
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+ */
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+
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+package com.dmdirc.util;
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+
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+import java.util.ArrayList;
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+import java.util.List;
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+
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+/**
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+ * Utilities for manipulating strings
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+ */
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+public class CommandUtils {
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+ /**
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+ * Parses the specified command into an array of arguments. Arguments are
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+ * separated by spaces. Multi-word arguments may be specified by starting
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+ * the argument with a quote (") and finishing it with a quote (").
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+ *
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+ * @param command The command to parse
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+ * @return An array of arguments corresponding to the command
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+ */
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+ public static String[] parseArguments(final String command) {
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+ final List<String> args = new ArrayList<String>();
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+ final StringBuilder builder = new StringBuilder();
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+ boolean inquote = false;
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+
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+ for (String word : command.split(" ")) {
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+ if (word.endsWith("\"") && inquote) {
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+ args.add(builder.toString() + ' ' + word.substring(0, word.length() - 1));
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+ builder.delete(0, builder.length());
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+ inquote = false;
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+ } else if (inquote) {
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+ if (builder.length() > 0) {
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+ builder.append(' ');
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+ }
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+
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+ builder.append(word);
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+ } else if (word.startsWith("\"") && !word.endsWith("\"")) {
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+ inquote = true;
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+ builder.append(word.substring(1));
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+ } else if (word.startsWith("\"") && word.endsWith("\"")) {
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+ if (word.length() == 1) {
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+ inquote = true;
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+ } else {
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+ args.add(word.substring(1, word.length() - 1));
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+ }
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+ } else {
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+ args.add(word);
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+ }
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+ }
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+
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+ return args.toArray(new String[args.size()]);
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+ }
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+}
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