*/
public class Split {
- public static String[] split(char c, String value) {
- return split(c,value,0,value.length());
- }
+ public static String[] split(char c, String value) {
+ return split(c,value,0,value.length());
+ }
- public static String[] split(char c, String value, int start, int end) {
- if(value==null) {
- return new String[0];
- }
+ public static String[] split(char c, String value, int start, int end) {
+ if(value==null) {
+ return new String[0];
+ }
- // Count items to preallocate Array (memory alloc is more expensive than counting twice)
- int count,idx;
- for(count=1,idx=value.indexOf(c,start);idx>=0 && idx<end;idx=value.indexOf(c,++idx),++count);
- String[] rv = new String[count];
- if(count==1) {
- rv[0]=value.substring(start,end);
- } else {
- int last=0;
- count=-1;
- for(idx=value.indexOf(c,start);idx>=0 && idx<end;idx=value.indexOf(c,idx)) {
- rv[++count]=value.substring(last,idx);
- last = ++idx;
- }
- rv[++count]=value.substring(last,end);
- }
- return rv;
- }
+ // Count items to preallocate Array (memory alloc is more expensive than counting twice)
+ int count,idx;
+ for(count=1,idx=value.indexOf(c,start);idx>=0 && idx<end;idx=value.indexOf(c,++idx),++count);
+ String[] rv = new String[count];
+ if(count==1) {
+ rv[0]=value.substring(start,end);
+ } else {
+ int last=0;
+ count=-1;
+ for(idx=value.indexOf(c,start);idx>=0 && idx<end;idx=value.indexOf(c,idx)) {
+ rv[++count]=value.substring(last,idx);
+ last = ++idx;
+ }
+ rv[++count]=value.substring(last,end);
+ }
+ return rv;
+ }
- public static String[] splitTrim(char c, String value, int start, int end) {
- if(value==null) {
- return new String[0];
- }
+ public static String[] splitTrim(char c, String value, int start, int end) {
+ if(value==null) {
+ return new String[0];
+ }
- // Count items to preallocate Array (memory alloc is more expensive than counting twice)
- int count,idx;
- for(count=1,idx=value.indexOf(c,start);idx>=0 && idx<end;idx=value.indexOf(c,++idx),++count);
- String[] rv = new String[count];
- if(count==1) {
- rv[0]=value.substring(start,end).trim();
- } else {
- int last=0;
- count=-1;
- for(idx=value.indexOf(c,start);idx>=0 && idx<end;idx=value.indexOf(c,idx)) {
- rv[++count]=value.substring(last,idx).trim();
- last = ++idx;
- }
- rv[++count]=value.substring(last,end).trim();
- }
- return rv;
- }
+ // Count items to preallocate Array (memory alloc is more expensive than counting twice)
+ int count,idx;
+ for(count=1,idx=value.indexOf(c,start);idx>=0 && idx<end;idx=value.indexOf(c,++idx),++count);
+ String[] rv = new String[count];
+ if(count==1) {
+ rv[0]=value.substring(start,end).trim();
+ } else {
+ int last=0;
+ count=-1;
+ for(idx=value.indexOf(c,start);idx>=0 && idx<end;idx=value.indexOf(c,idx)) {
+ rv[++count]=value.substring(last,idx).trim();
+ last = ++idx;
+ }
+ rv[++count]=value.substring(last,end).trim();
+ }
+ return rv;
+ }
- public static String[] splitTrim(char c, String value) {
- return splitTrim(c,value,0,value.length());
- }
+ public static String[] splitTrim(char c, String value) {
+ return splitTrim(c,value,0,value.length());
+ }
- public static String[] splitTrim(char c, String value, int size) {
- if(value==null) {
- return new String[0];
- }
+ public static String[] splitTrim(char c, String value, int size) {
+ if(value==null) {
+ return new String[0];
+ }
- int idx;
- String[] rv = new String[size];
- if(size==1) {
- rv[0]=value.trim();
- } else {
- int last=0;
- int count=-1;
- size-=2;
- for(idx=value.indexOf(c);idx>=0 && count<size;idx=value.indexOf(c,idx)) {
- rv[++count]=value.substring(last,idx).trim();
- last = ++idx;
- }
- if(idx>0) {
- rv[++count]=value.substring(last,idx).trim();
- } else {
- rv[++count]=value.substring(last).trim();
- }
- }
- return rv;
- }
+ int idx;
+ String[] rv = new String[size];
+ if(size==1) {
+ rv[0]=value.trim();
+ } else {
+ int last=0;
+ int count=-1;
+ size-=2;
+ for(idx=value.indexOf(c);idx>=0 && count<size;idx=value.indexOf(c,idx)) {
+ rv[++count]=value.substring(last,idx).trim();
+ last = ++idx;
+ }
+ if(idx>0) {
+ rv[++count]=value.substring(last,idx).trim();
+ } else {
+ rv[++count]=value.substring(last).trim();
+ }
+ }
+ return rv;
+ }
}