@Test
public void uninterpret() {
int offset = 0;
int length = EBCDICDATA.length;
byte[] result = interpreter.uninterpret(EBCDICDATA, offset, length);
assertThat(result, is(binaryData));
}
/**
* @see
* com.newland.message.packager.FieldPackager.iso.ISOFieldPackager#unpack(org.jpos.iso.ISOComponent,
* byte[], int)
*/
public int unpack(IField<?> c, byte[] b, int offset) throws MessageException {
try {
int len = prefixer.decodeLength(b, offset);
if (len == -1) {
// The prefixer doesn't know how long the field is, so use
// maxLength instead
len = getLength();
}
int lenLen = prefixer.getPackedLength();
byte[] unpacked = interpreter.uninterpret(b, offset + lenLen, len);
// logger.debug("当前解析域值：["+CodecUtils.hexString(unpacked)+"]");
((IField<byte[]>) c).setValue(unpacked);
return lenLen + interpreter.getPackedLength(len);
} catch (Exception e) {
throw new MessageException(makeExceptionMessage(c, "unpacking"), e);
}
}
/** Convert the component into a byte[]. */
public byte[] pack(IField<?> c) throws MessageException {
try {
byte[] data = (byte[]) c.getValue();
int packedLength = prefixer.getPackedLength();
if (packedLength == 0) {
if (data.length != getLength()) {
throw new MessageException(
"Binary data length not the same as the packager length ("
+ data.length
+ "/"
+ getLength()
+ ")");
}
}
byte[] ret = new byte[interpreter.getPackedLength(data.length) + packedLength];
prefixer.encodeLength(data.length, ret);
interpreter.interpret(data, ret, packedLength);
return ret;
} catch (Exception e) {
throw new MessageException(makeExceptionMessage(c, "packing"), e);
}
}
@Test
public void interpret() {
byte[] result = new byte[binaryData.length];
interpreter.interpret(binaryData, result, 0);
assertThat(result, is(EBCDICDATA));
}
