diff options
Diffstat (limited to 'core/lib/hadoop-0.20.0/c++/Linux-i386-32/include/hadoop/StringUtils.hh')
-rw-r--r-- | core/lib/hadoop-0.20.0/c++/Linux-i386-32/include/hadoop/StringUtils.hh | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/core/lib/hadoop-0.20.0/c++/Linux-i386-32/include/hadoop/StringUtils.hh b/core/lib/hadoop-0.20.0/c++/Linux-i386-32/include/hadoop/StringUtils.hh new file mode 100644 index 0000000000..4720172725 --- /dev/null +++ b/core/lib/hadoop-0.20.0/c++/Linux-i386-32/include/hadoop/StringUtils.hh @@ -0,0 +1,81 @@ +/** + * 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. + */ +#ifndef HADOOP_STRING_UTILS_HH +#define HADOOP_STRING_UTILS_HH + +#include <stdint.h> +#include <string> +#include <vector> + +namespace HadoopUtils { + + /** + * Convert an integer to a string. + */ + std::string toString(int32_t x); + + /** + * Convert a string to an integer. + * @throws Error if the string is not a valid integer + */ + int32_t toInt(const std::string& val); + + /** + * Convert the string to a float. + * @throws Error if the string is not a valid float + */ + float toFloat(const std::string& val); + + /** + * Convert the string to a boolean. + * @throws Error if the string is not a valid boolean value + */ + bool toBool(const std::string& val); + + /** + * Get the current time in the number of milliseconds since 1970. + */ + uint64_t getCurrentMillis(); + + /** + * Split a string into "words". Multiple deliminators are treated as a single + * word break, so no zero-length words are returned. + * @param str the string to split + * @param separator a list of characters that divide words + */ + std::vector<std::string> splitString(const std::string& str, + const char* separator); + + /** + * Quote a string to avoid "\", non-printable characters, and the + * deliminators. + * @param str the string to quote + * @param deliminators the set of characters to always quote + */ + std::string quoteString(const std::string& str, + const char* deliminators); + + /** + * Unquote the given string to return the original string. + * @param str the string to unquote + */ + std::string unquoteString(const std::string& str); + +} + +#endif |