StrUtil添加subBetweenAll()方法

This commit is contained in:
大火yzs 2020-03-27 17:59:55 +08:00
parent 54760ea0a2
commit a0c78cf53c
4 changed files with 103 additions and 6 deletions

View File

@ -179,4 +179,32 @@ public class Console {
public static String input() {
return scanner().next();
}
// --------------------------------------------------------------------------------- console lineNumber
/**
* 返回当前位置+行号 (不支持Lambda内部类递归内使用)
*
* @return 返回当前行号
* @author dahuoyzs
* @since 5.2.5
*/
public static String where() {
StackTraceElement stackTraceElement = new Throwable().getStackTrace()[1];
final String className = stackTraceElement.getClassName();
final String methodName = stackTraceElement.getMethodName();
final String fileName = stackTraceElement.getFileName();
final Integer lineNumber = stackTraceElement.getLineNumber();
return String.format("%s.%s(%s:%s)", className,methodName,fileName,lineNumber);
}
/**
* 返回当前行号 (不支持Lambda内部类递归内使用)
*
* @return 返回当前行号
* @since 5.2.5
*/
public static Integer lineNumber() {
return new Throwable().getStackTrace()[1].getLineNumber();
}
}

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@ -5,12 +5,8 @@ import java.io.StringWriter;
import java.nio.ByteBuffer;
import java.nio.charset.Charset;
import java.text.MessageFormat;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.*;
import java.util.Map.Entry;
import java.util.Set;
import java.util.regex.Pattern;
import cn.hutool.core.comparator.VersionComparator;
@ -1952,6 +1948,73 @@ public class StrUtil {
return subBetween(str, beforeAndAfter, beforeAndAfter);
}
/**
* 截取指定字符串多段中间部分不包括标识字符串<br>
*
* 栗子
*
* <pre>
* StrUtil.subBetweenAll("wx[b]y[z]", "[", "]") = ["b","z"]
* StrUtil.subBetweenAll(null, *, *) = []
* StrUtil.subBetweenAll(*, null, *) = []
* StrUtil.subBetweenAll(*, *, null) = []
* StrUtil.subBetweenAll("", "", "") = []
* StrUtil.subBetweenAll("", "", "]") = []
* StrUtil.subBetweenAll("", "[", "]") = []
* StrUtil.subBetweenAll("yabcz", "", "") = []
* StrUtil.subBetweenAll("yabcz", "y", "z") = ["abc"]
* StrUtil.subBetweenAll("yabczyabcz", "y", "z") = ["abc","abc"]
* StrUtil.subBetweenAll("[yabc[zy]abcz]", "[", "]"); = ["zy"] 重叠时只截取内部
* </pre>
*
* @param str 被切割的字符串
* @param regexBefore 截取开始的字符串标识
* @param regexAfter 截取到的字符串标识
* @return 截取后的字符串
* @author dahuoyzs
* @since 5.2.5
*/
public static String[] subBetweenAll(CharSequence str, CharSequence regexBefore, CharSequence regexAfter) {
if (str == null || regexBefore == null || regexAfter == null || str.length() < 1 || regexBefore.length() < 1 || regexAfter.length() < 1) {
return new String[0];
}
final String before = regexBefore.toString().replace("\\", "");
final String after = regexAfter.toString().replace("\\", "");
final Integer beforeNumber = StrUtil.count(str, before);
final Integer afterNumber = StrUtil.count(str, after);
if (beforeNumber<1||afterNumber<1){
return new String[0];
}
LinkedList<String> betweenList = new LinkedList<>();
if (beforeNumber.compareTo(afterNumber) > 0) {
String[] fragments = str.toString().split(regexAfter.toString());
for (int i = 0; i < fragments.length - 1; i++) {
String fragment = fragments[i];
if (fragment.contains(before)) {
int beforeIndex = StrUtil.lastIndexOf(fragment, before, 0, false);
String between = fragment.substring(beforeIndex);
if (between.length()>0)
betweenList.add(between);
}
}
} else {
String[] fragments = str.toString().split(regexBefore.toString());
for (int i = 1; i < fragments.length; i++) {
String fragment = fragments[i];
if (fragment.contains(after)) {
int afterIndex = StrUtil.indexOf(fragment, after, 0, false);
String between = fragment.substring(0, afterIndex);
if (between.length()>0)
betweenList.add(between);
}
}
}
return betweenList.toArray(new String[0]);
}
/**
* 给定字符串是否被字符包围
*

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@ -3,7 +3,6 @@ package cn.hutool.core.lang;
import org.junit.Ignore;
import org.junit.Test;
import cn.hutool.core.lang.Console;
import cn.hutool.core.thread.ThreadUtil;
/**
@ -57,4 +56,5 @@ public class ConsoleTest {
ThreadUtil.sleep(200);
}
}
}

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@ -421,5 +421,11 @@ public class StrUtilTest {
Assert.assertEquals("1AB", StrUtil.padAfter("1", 3, "ABC"));
Assert.assertEquals("23", StrUtil.padAfter("123", 2, "ABC"));
}
@Test
public void subBetweenAllTest() {
Assert.assertArrayEquals(new String[]{"yz","abc"},StrUtil.subBetweenAll("saho[yz]fdsadp[abc]a","\\[","\\]"));
Assert.assertArrayEquals(new String[]{"abc"}, StrUtil.subBetweenAll("saho[yzfdsadp[abc]a]","\\[","\\]"));
}
}