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git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@353250 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Rainer Klute 2003-07-26 21:14:39 +00:00
parent e29ec7063a
commit bedcc0d68c
1 changed files with 23 additions and 27 deletions

View File

@ -91,23 +91,19 @@ public class TypeReader
*
* @see Variant
*/
public static Object read(final byte[] src, int offset, int length,
final int type)
public static Object read(final byte[] src, final int offset,
final int length, final int type)
{
/*
* FIXME: Support reading more types and clean up this code!
*/
Object value;
length = length - LittleEndian.INT_SIZE;
int o1 = offset;
int l1 = length - LittleEndian.INT_SIZE;
switch (type)
{
case Variant.VT_EMPTY:
{
/*
* FIXME: The value returned by this case relies on the
* assumption that the value VT_EMPTY denotes consists of zero
* bytes. I'd be glad if some could confirm or correct this.
*/
value = null;
break;
}
@ -117,7 +113,7 @@ public class TypeReader
* Read a short. In Java it is represented as an
* Integer object.
*/
value = new Integer(LittleEndian.getUShort(src, offset));
value = new Integer(LittleEndian.getUShort(src, o1));
break;
}
case Variant.VT_I4:
@ -126,7 +122,7 @@ public class TypeReader
* Read a word. In Java it is represented as a
* Long object.
*/
value = new Long(LittleEndian.getUInt(src, offset));
value = new Long(LittleEndian.getUInt(src, o1));
break;
}
case Variant.VT_FILETIME:
@ -135,9 +131,9 @@ public class TypeReader
* Read a FILETIME object. In Java it is represented
* as a Date object.
*/
final long low = LittleEndian.getUInt(src, offset);
offset += LittleEndian.INT_SIZE;
final long high = LittleEndian.getUInt(src, offset);
final long low = LittleEndian.getUInt(src, o1);
o1 += LittleEndian.INT_SIZE;
final long high = LittleEndian.getUInt(src, o1);
value = Util.filetimeToDate((int) high, (int) low);
break;
}
@ -153,9 +149,9 @@ public class TypeReader
* property's value are interpreted according to the
* platform's default character set.
*/
final int first = offset + LittleEndian.INT_SIZE;
long last = first + LittleEndian.getUInt(src, offset) - 1;
offset += LittleEndian.INT_SIZE;
final int first = o1 + LittleEndian.INT_SIZE;
long last = first + LittleEndian.getUInt(src, o1) - 1;
o1 += LittleEndian.INT_SIZE;
while (src[(int) last] == 0 && first <= last)
last--;
value = new String(src, (int) first, (int) (last - first + 1));
@ -168,14 +164,14 @@ public class TypeReader
* a String object. The 0x00 bytes at the end must be
* stripped.
*/
final int first = offset + LittleEndian.INT_SIZE;
long last = first + LittleEndian.getUInt(src, offset) - 1;
final int first = o1 + LittleEndian.INT_SIZE;
long last = first + LittleEndian.getUInt(src, o1) - 1;
long l = last - first;
offset += LittleEndian.INT_SIZE;
o1 += LittleEndian.INT_SIZE;
StringBuffer b = new StringBuffer((int) (last - first));
for (int i = 0; i <= l; i++)
{
final int i1 = offset + (i * 2);
final int i1 = o1 + (i * 2);
final int i2 = i1 + 1;
b.append((char) ((src[i2] << 8) + src[i1]));
}
@ -187,9 +183,9 @@ public class TypeReader
}
case Variant.VT_CF:
{
final byte[] v = new byte[length];
for (int i = 0; i < length; i++)
v[i] = src[(int) (offset + i)];
final byte[] v = new byte[l1];
for (int i = 0; i < l1; i++)
v[i] = src[(int) (o1 + i)];
value = v;
break;
}
@ -201,7 +197,7 @@ public class TypeReader
* skip it, we don't need it.
*/
// final int first = offset + LittleEndian.INT_SIZE;
long bool = LittleEndian.getUInt(src, offset);
long bool = LittleEndian.getUInt(src, o1);
if (bool != 0)
value = new Boolean(true);
else
@ -210,9 +206,9 @@ public class TypeReader
}
default:
{
final byte[] v = new byte[length];
for (int i = 0; i < length; i++)
v[i] = src[(int) (offset + i)];
final byte[] v = new byte[l1];
for (int i = 0; i < l1; i++)
v[i] = src[(int) (o1 + i)];
value = v;
break;
}