Throw a ParseException on error in the FST and FSTService

This commit is contained in:
Maschell 2019-04-10 18:08:04 +02:00
parent d1fb43bf65
commit cf6b52780c
2 changed files with 8 additions and 5 deletions

View File

@ -16,6 +16,7 @@
****************************************************************************/
package de.mas.wiiu.jnus.entities.fst;
import java.text.ParseException;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;
@ -52,12 +53,11 @@ public final class FST {
* @param contentsMappedByIndex
* map of index/content
* @return
* @throws ParseException
*/
public static FST parseFST(byte[] fstData, Map<Integer, Content> contentsMappedByIndex) {
public static FST parseFST(byte[] fstData, Map<Integer, Content> contentsMappedByIndex) throws ParseException {
if (!Arrays.equals(Arrays.copyOfRange(fstData, 0, 3), new byte[] { 0x46, 0x53, 0x54 })) {
throw new RuntimeException("Failed to parse FST");
// return null;
// throw new IllegalArgumentException("Not a FST. Maybe a wrong key?");
throw new ParseException("Failed to parse FST",0);
}
int sectorSize = ByteUtils.getIntFromBytes(fstData, 0x04);

View File

@ -16,6 +16,7 @@
****************************************************************************/
package de.mas.wiiu.jnus.entities.fst;
import java.text.ParseException;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;
@ -33,7 +34,7 @@ public final class FSTService {
}
public static void parseFST(FSTEntry rootEntry, byte[] fstSection, byte[] namesSection, Map<Integer, Content> contentsByIndex,
Map<Integer, ContentFSTInfo> contentsFSTByIndex, int sectorSize) {
Map<Integer, ContentFSTInfo> contentsFSTByIndex, int sectorSize) throws ParseException {
int totalEntries = ByteUtils.getIntFromBytes(fstSection, 0x08);
int level = 0;
@ -103,12 +104,14 @@ public final class FSTService {
Content content = contentsByIndex.get((int) contentIndex);
if (content == null) {
log.warning("Content for FST Entry not found");
throw new ParseException("Content for FST Entry not found", 0);
} else {
entryParam.setContent(content);
ContentFSTInfo contentFSTInfo = contentsFSTByIndex.get((int) contentIndex);
if (contentFSTInfo == null) {
log.warning("ContentFSTInfo for FST Entry not found");
throw new ParseException("ContentFSTInfo for FST Entry not found", 0);
} else {
content.setContentFSTInfo(contentFSTInfo);
}