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ICU-11392 make readLine() easier to use

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X-SVN-Rev: 37157
This commit is contained in:
Markus Scherer 2015-03-06 19:46:43 +00:00
parent a2a9fba351
commit c65fdec5e2
1 changed files with 28 additions and 45 deletions
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73
icu4j/main/tests/collate/src/com/ibm/icu/dev/test/collator/CollationTest.java
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@ -1058,26 +1058,33 @@ public class CollationTest extends TestFmwk {
return printSortKey(p);
}
private boolean readLine(BufferedReader in) throws IOException {
String line = in.readLine();
if (line == null) {
fileLine = null;
return false;
}
++fileLineNumber;
// Strip trailing comments and spaces
int idx = line.indexOf('#');
if (idx < 0) {
idx = line.length();
}
for (; idx > 0; idx--) {
if (!isSpace(line.charAt(idx -1))) {
break;
private boolean readNonEmptyLine(BufferedReader in) throws IOException {
for (;;) {
String line = in.readLine();
if (line == null) {
fileLine = null;
return false;
}
if (fileLineNumber == 0 && line.length() != 0 && line.charAt(0) == '\uFEFF') {
line = line.substring(1); // Remove the BOM.
}
++fileLineNumber;
// Strip trailing comments and spaces
int idx = line.indexOf('#');
if (idx < 0) {
idx = line.length();
}
for (; idx > 0; idx--) {
if (!isSpace(line.charAt(idx -1))) {
break;
}
}
if (idx != 0) {
fileLine = idx < line.length() ? line.substring(0, idx) : line;
return true;
}
// Empty line, continue.
}
fileLine = idx < line.length() ? line.substring(0, idx) : line;
return true;
}
private int parseString(int start, Output<String> prefix, Output<String> s) throws ParseException {
@ -1324,13 +1331,7 @@ public class CollationTest extends TestFmwk {
private void buildTailoring(BufferedReader in) throws IOException {
StringBuilder rules = new StringBuilder();
while (readLine(in)) {
if (fileLine.length() == 0) {
continue;
}
if (isSectionStarter(fileLine.charAt(0))) {
break;
}
while (readNonEmptyLine(in) && !isSectionStarter(fileLine.charAt(0))) {
rules.append(Utility.unescape(fileLine));
}
@ -1621,13 +1622,7 @@ public class CollationTest extends TestFmwk {
String prevFileLine = "(none)";
String prevString = "";
Output<String> sOut = new Output<String>();
while (readLine(in)) {
if (fileLine.length() == 0) {
continue;
}
if (isSectionStarter(fileLine.charAt(0))) {
break;
}
while (readNonEmptyLine(in) && !isSectionStarter(fileLine.charAt(0))) {
// Parse the line even if it will be ignored (when we do not have a Collator)
// in order to report syntax issues.
int relation;
@ -1677,19 +1672,7 @@ public class CollationTest extends TestFmwk {
try {
in = TestUtil.getDataReader("collationtest.txt", "UTF-8");
// read first line and remove BOM if present
readLine(in);
if (fileLine != null && fileLine.charAt(0) == '\uFEFF') {
fileLine = fileLine.substring(1);
}
while (true) {
if (fileLine == null || fileLine.length() == 0) {
if (!readLine(in)) {
break;
}
continue;
}
while (fileLine != null || readNonEmptyLine(in)) {
if (!isSectionStarter(fileLine.charAt(0))) {
logln(fileLine);
errln("syntax error on line " + fileLineNumber);