File size: 4,054 Bytes
233f6d4 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 | Clazz.load (["java.io.FilterInputStream"], "java.io.BufferedInputStream", ["java.io.IOException", "java.lang.IndexOutOfBoundsException"], function () {
c$ = Clazz.decorateAsClass (function () {
this.buf = null;
this.count = 0;
this.pos = 0;
this.markpos = -1;
this.marklimit = 0;
Clazz.instantialize (this, arguments);
}, java.io, "BufferedInputStream", java.io.FilterInputStream);
Clazz.defineMethod (c$, "getInIfOpen",
function () {
var input = this.$in;
if (input == null) throw new java.io.IOException ("Stream closed");
return input;
});
Clazz.defineMethod (c$, "getBufIfOpen",
function () {
var buffer = this.buf;
if (buffer == null) throw new java.io.IOException ("Stream closed");
return buffer;
});
Clazz.overrideMethod (c$, "resetStream",
function () {
});
Clazz.makeConstructor (c$,
function ($in) {
Clazz.superConstructor (this, java.io.BufferedInputStream, [$in]);
this.buf = Clazz.newByteArray (8192, 0);
}, "java.io.InputStream");
Clazz.defineMethod (c$, "fill",
function () {
var buffer = this.getBufIfOpen ();
if (this.markpos < 0) this.pos = 0;
else if (this.pos >= buffer.length) if (this.markpos > 0) {
var sz = this.pos - this.markpos;
System.arraycopy (buffer, this.markpos, buffer, 0, sz);
this.pos = sz;
this.markpos = 0;
} else if (buffer.length >= this.marklimit) {
this.markpos = -1;
this.pos = 0;
} else {
var nsz = this.pos * 2;
if (nsz > this.marklimit) nsz = this.marklimit;
var nbuf = Clazz.newByteArray (nsz, 0);
System.arraycopy (buffer, 0, nbuf, 0, this.pos);
buffer = this.buf = nbuf;
}this.count = this.pos;
var n = this.getInIfOpen ().read (buffer, this.pos, buffer.length - this.pos);
if (n > 0) this.count = n + this.pos;
});
Clazz.overrideMethod (c$, "readByteAsInt",
function () {
if (this.pos >= this.count) {
this.fill ();
if (this.pos >= this.count) return -1;
}return this.getBufIfOpen ()[this.pos++] & 0xff;
});
Clazz.defineMethod (c$, "read1",
function (b, off, len) {
var avail = this.count - this.pos;
if (avail <= 0) {
if (len >= this.getBufIfOpen ().length && this.markpos < 0) {
return this.getInIfOpen ().read (b, off, len);
}this.fill ();
avail = this.count - this.pos;
if (avail <= 0) return -1;
}var cnt = (avail < len) ? avail : len;
System.arraycopy (this.getBufIfOpen (), this.pos, b, off, cnt);
this.pos += cnt;
return cnt;
}, "~A,~N,~N");
Clazz.defineMethod (c$, "read",
function (b, off, len) {
this.getBufIfOpen ();
if ((off | len | (off + len) | (b.length - (off + len))) < 0) {
throw new IndexOutOfBoundsException ();
} else if (len == 0) {
return 0;
}var n = 0;
for (; ; ) {
var nread = this.read1 (b, off + n, len - n);
if (nread <= 0) return (n == 0) ? nread : n;
n += nread;
if (n >= len) return n;
var input = this.$in;
if (input != null && input.available () <= 0) return n;
}
}, "~A,~N,~N");
Clazz.overrideMethod (c$, "skip",
function (n) {
this.getBufIfOpen ();
if (n <= 0) {
return 0;
}var avail = this.count - this.pos;
if (avail <= 0) {
if (this.markpos < 0) return this.getInIfOpen ().skip (n);
this.fill ();
avail = this.count - this.pos;
if (avail <= 0) return 0;
}var skipped = (avail < n) ? avail : n;
this.pos += skipped;
return skipped;
}, "~N");
Clazz.overrideMethod (c$, "available",
function () {
var n = this.count - this.pos;
var avail = this.getInIfOpen ().available ();
return n > (2147483647 - avail) ? 2147483647 : n + avail;
});
Clazz.overrideMethod (c$, "mark",
function (readlimit) {
this.marklimit = readlimit;
this.markpos = this.pos;
}, "~N");
Clazz.overrideMethod (c$, "reset",
function () {
this.getBufIfOpen ();
if (this.markpos < 0) throw new java.io.IOException ("Resetting to invalid mark");
this.pos = this.markpos;
});
Clazz.overrideMethod (c$, "markSupported",
function () {
return true;
});
Clazz.overrideMethod (c$, "close",
function () {
var input = this.$in;
this.$in = null;
if (input != null) input.close ();
return;
});
Clazz.defineStatics (c$,
"DEFAULT_BUFFER_SIZE", 8192);
});
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