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8200530: '\r' is not supported as "newline" in java.util.jar.Manifest

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Reviewed-by: jlaskey
This commit is contained in:
Xueming Shen 2018-06-05 10:03:46 -07:00
parent 8b4b130011
commit fcfd1c85dd
3 changed files with 134 additions and 4 deletions
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3
src/java.base/share/classes/java/util/jar/Attributes.java
View file

@ -377,7 +377,8 @@ public class Attributes implements Map<Object,Object>, Cloneable {
int len;
while ((len = is.readLine(lbuf)) != -1) {
boolean lineContinued = false;
if (lbuf[--len] != '\n') {
byte c = lbuf[--len];
if (c != '\n' && c != '\r') {
throw new IOException("line too long");
}
if (len > 0 && lbuf[len-1] == '\r') {

12
src/java.base/share/classes/java/util/jar/Manifest.java
View file

@ -205,7 +205,8 @@ public class Manifest implements Cloneable {
byte[] lastline = null;
while ((len = fis.readLine(lbuf)) != -1) {
if (lbuf[--len] != '\n') {
byte c = lbuf[--len];
if (c != '\n' && c != '\r') {
throw new IOException("manifest line too long");
}
if (len > 0 && lbuf[len-1] == '\r') {
@ -381,13 +382,18 @@ public class Manifest implements Cloneable {
}
int tpos = pos;
int maxpos = tpos + n;
while (tpos < maxpos && tbuf[tpos++] != '\n') ;
byte c = 0;
// jar.spec.newline: CRLF | LF | CR (not followed by LF)
while (tpos < maxpos && (c = tbuf[tpos++]) != '\n' && c != '\r');
if (c == '\r' && tpos < maxpos && tbuf[tpos] == '\n') {
tpos++;
}
n = tpos - pos;
System.arraycopy(tbuf, pos, b, off, n);
off += n;
total += n;
pos = tpos;
if (tbuf[tpos-1] == '\n') {
if (c == '\n' || c == '\r') {
break;
}
}