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don't cache stream objects

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This commit is contained in:
Andreas Gal 2011-06-04 23:18:55 -07:00
parent 5c06cd1de5
commit 378f381625
1 changed files with 7 additions and 6 deletions
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13
pdf.js
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@ -1262,12 +1262,9 @@ var XRef = (function() {
fetch: function(ref) {
var num = ref.num;
var e = this.cache[num];
if (e) {
// The stream might be in use elsewhere, so clone it.
if (IsStream(e))
e = e.makeSubStream(e.start, e.length, e.dict);
if (e)
return e;
}
e = this.getEntry(num);
var gen = ref.gen;
if (e.uncompressed) {
@ -1292,7 +1289,11 @@ var XRef = (function() {
}
error("bad XRef entry");
}
return this.cache[num] = parser.getObj();
e = parser.getObj();
// Don't cache streams since they are mutable.
if (!IsStream(e))
this.cache[num] = e;
return e;
}
error("compressed entry");
},