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add error handle: ComponentException & PacketException

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free will committed 2021-03-24 11:14:54 +08:00
1 parent d7f063cbb9
commit 7bf0906291
35 files changed
+955 -362
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src/main/java/component/TTL.java
+24 -11
View File
@@ -22,7 +22,7 @@ public class TTL implements IEncodingAble {
public TTL(){
}
public TTL(Block block) throws VlIntException {
public TTL(Block block) throws ComponentException {
buildTTLByBlock(block);
}
@@ -31,7 +31,7 @@ public class TTL implements IEncodingAble {
* @param block
* @return
*/
public boolean buildTTLByBlock(Block block) throws VlIntException {
public boolean buildTTLByBlock(Block block) throws ComponentException {
return this.wireDecode(block);
}
@@ -57,24 +57,37 @@ public class TTL implements IEncodingAble {
* @return
*/
@Override
public int wireEncode(Encoder encoder) throws EncoderException {
public int wireEncode(Encoder encoder) throws ComponentException {
int totalLength=0;
// 编码 TLV-VALUE
int tmpLen=encoder.prependNonNegativeInteger(this.ttl);
int tmpLen= 0;
try {
tmpLen = encoder.prependNonNegativeInteger(this.ttl);
} catch (EncoderException e) {
throw new ComponentException("TTL.wireEncode: "+e.getMessage());
}
if(tmpLen<=0){
return -1;
}
totalLength+=tmpLen;
// 编码 TLV-LENGTH
tmpLen=encoder.prependVarNumber(new VlInt(totalLength));
try {
tmpLen=encoder.prependVarNumber(new VlInt(totalLength));
} catch (EncoderException e) {
throw new ComponentException("TTL.wireEncode: "+e.getMessage());
}
if(tmpLen<=0){
return -1;
}
totalLength+=tmpLen;
// 编码 TLV-TYPE
tmpLen=encoder.prependVarNumber(new VlInt(TLV.TlvTTL));
try {
tmpLen=encoder.prependVarNumber(new VlInt(TLV.TlvTTL));
} catch (EncoderException e) {
throw new ComponentException("TTL.wireEncode: "+e.getMessage());
}
if(tmpLen<=0){
return -1;
}
@@ -89,17 +102,17 @@ public class TTL implements IEncodingAble {
* @return
*/
@Override
public boolean wireDecode(Block block) throws VlIntException {
public boolean wireDecode(Block block) throws ComponentException {
// 检查Type是否正确
if(!TLV.expectType(block.getType(),new VlInt(TLV.TlvTTL))){
return false;
}
long value= 0;
// try {
try {
value = TLV.readNonNegativeInteger(block.getValue(),0,block.getLength().getVlIntValue2Int());
// } catch (VlIntException e) {
// e.printStackTrace();
// }
} catch (TLVException | VlIntException e) {
throw new ComponentException("TTL.wireDecode: "+e.getMessage());
}
if(value<0){
return false;
}