java正则表达 替换_java正则表达式替换

java正则表达式替换[@more@]//正则表达式替换--尾部为空格或者;

String regex = "#w+((s)|(;)|()))";

Pattern pattern = pile(regex);

Matcher matcher = pattern.matcher(sql);

StringBuffer sbf = new StringBuffer();

while(matcher.find()){

//System.out.println(sql.substring(matcher.start()+1, matcher.end()-1));

//System.out.println(sql.substring(matcher.start()+1, matcher.end()-1).trim());

String argsValue = jbpmArgs.get(sql.substring(matcher.start()+1, matcher.end()-1).trim());

matcher.appendReplacement(sbf,argsValue);

sbf.append(" ");

}

matcher.appendTail(sbf);

sql = sbf.toString();

//正则表达式替换--尾部是字符串结尾

regex = "#w+($)";

pattern = pile(regex);

matcher = pattern.matcher(sql);

sbf = new StringBuffer();

while(matcher.find()){

//System.out.println(sql.substring(matcher.start()+1, matcher.end()));

//System.out.println(sql.substring(matcher.start()+1, matcher.end()).trim());

String argsValue = jbpmArgs.get(sql.substring(matcher.start()+1, matcher.end()).trim());

matcher.appendReplacement(sbf,argsValue);

sbf.append(" ");

}

matcher.appendTail(sbf);

sql=sbf.toString();

//正则表达式替换--尾部是括号的

regex = "#w+())";

pattern = pile(regex);

matcher = pattern.matcher(sql);

sbf = new StringBuffer();

while(matcher.find()){

//System.out.println(sql.substring(matcher.start()+1, matcher.end()));

//System.out.println(sql.substring(matcher.start()+1, matcher.end()).trim());

String argsValue = jbpmArgs.get(sql.substring(matcher.start()+1, matcher.end()-1).trim());

matcher.appendReplacement(sbf,argsValue);

sbf.append(" ) ");

}

matcher.appendTail(sbf);

sql=sbf.toString();

来自 “ ITPUB博客 ” ，链接：/25261409/viewspace-1058415/，如需转载，请注明出处，否则将追究法律责任。