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Rd5Diff: Specify IOException instead of generic Exception

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This commit is contained in:
Manuel Fuhr 2022-01-11 08:04:03 +01:00
parent 13f5ad0bcf
commit 0a8d4dd1f2
3 changed files with 34 additions and 30 deletions
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4
brouter-codec/src/main/java/btools/codec/MicroCache2.java
View file

@ -15,7 +15,7 @@ public final class MicroCache2 extends MicroCache
private int latBase;
private int cellsize;
public MicroCache2( int size, byte[] databuffer, int lonIdx, int latIdx, int divisor ) throws Exception
public MicroCache2( int size, byte[] databuffer, int lonIdx, int latIdx, int divisor )
{
super( databuffer ); // sets ab=databuffer, aboffset=0
@ -34,7 +34,7 @@ public final class MicroCache2 extends MicroCache
return b;
}
public MicroCache2( StatCoderContext bc, DataBuffers dataBuffers, int lonIdx, int latIdx, int divisor, TagValueValidator wayValidator, WaypointMatcher waypointMatcher ) throws Exception
public MicroCache2( StatCoderContext bc, DataBuffers dataBuffers, int lonIdx, int latIdx, int divisor, TagValueValidator wayValidator, WaypointMatcher waypointMatcher )
{
super( null );
cellsize = 1000000 / divisor;

23
brouter-mapaccess/src/main/java/btools/mapaccess/Rd5DiffManager.java
View file

@ -8,8 +8,10 @@ package btools.mapaccess;
import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.security.DigestInputStream;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
final public class Rd5DiffManager
{
@ -93,17 +95,16 @@ final public class Rd5DiffManager
}
}
public static String getMD5( File f ) throws Exception
public static String getMD5( File f ) throws IOException
{
try {
MessageDigest md = MessageDigest.getInstance("MD5");
BufferedInputStream bis = new BufferedInputStream( new FileInputStream( f ) );
BufferedInputStream bis = new BufferedInputStream(new FileInputStream(f));
DigestInputStream dis = new DigestInputStream(bis, md);
byte[] buf = new byte[8192];
for(;;)
{
int len = dis.read( buf );
if ( len <= 0 )
{
for (; ; ) {
int len = dis.read(buf);
if (len <= 0) {
break;
}
}
@ -111,12 +112,14 @@ final public class Rd5DiffManager
byte[] bytes = md.digest();
StringBuilder sb = new StringBuilder();
for (int j = 0; j < bytes.length; j++)
{
for (int j = 0; j < bytes.length; j++) {
int v = bytes[j] & 0xff;
sb.append( hexChar( v >>> 4 ) ).append( hexChar( v & 0xf ) );
sb.append(hexChar(v >>> 4)).append(hexChar(v & 0xf));
}
return sb.toString();
} catch (NoSuchAlgorithmException e) {
throw new IOException("MD5 algorithm not available", e);
}
}
private static char hexChar( int v )

17
brouter-mapaccess/src/main/java/btools/mapaccess/Rd5DiffTool.java
View file

@ -12,6 +12,7 @@ import java.io.DataOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Arrays;
import btools.codec.DataBuffers;
@ -60,7 +61,7 @@ final public class Rd5DiffTool implements ProgressListener
return false;
}
private static long[] readFileIndex( DataInputStream dis, DataOutputStream dos ) throws Exception
private static long[] readFileIndex( DataInputStream dis, DataOutputStream dos ) throws IOException
{
long[] fileIndex = new long[25];
for( int i=0; i<25; i++ )
@ -85,7 +86,7 @@ final public class Rd5DiffTool implements ProgressListener
return index[tileIndex];
}
private static int[] readPosIndex( DataInputStream dis, DataOutputStream dos ) throws Exception
private static int[] readPosIndex( DataInputStream dis, DataOutputStream dos ) throws IOException
{
int[] posIndex = new int[1024];
for( int i=0; i<1024; i++ )
@ -105,7 +106,7 @@ final public class Rd5DiffTool implements ProgressListener
return idx == -1 ? 4096 : posIdx[idx];
}
private static byte[] createMicroCache( int[] posIdx, int tileIdx, DataInputStream dis, boolean deltaMode ) throws Exception
private static byte[] createMicroCache( int[] posIdx, int tileIdx, DataInputStream dis, boolean deltaMode ) throws IOException
{
if ( posIdx == null )
{
@ -125,7 +126,7 @@ final public class Rd5DiffTool implements ProgressListener
return ab;
}
private static MicroCache createMicroCache( byte[] ab, DataBuffers dataBuffers ) throws Exception
private static MicroCache createMicroCache( byte[] ab, DataBuffers dataBuffers )
{
if ( ab == null || ab.length == 0 )
{
@ -286,7 +287,7 @@ final public class Rd5DiffTool implements ProgressListener
}
public static void recoverFromDelta( File f1, File f2, File outFile, ProgressListener progress /* , File cmpFile */ ) throws Exception
public static void recoverFromDelta( File f1, File f2, File outFile, ProgressListener progress /* , File cmpFile */ ) throws IOException
{
if ( f2.length() == 0L )
{
@ -468,7 +469,7 @@ final public class Rd5DiffTool implements ProgressListener
}
}
public static void copyFile( File f1, File outFile, ProgressListener progress ) throws Exception
public static void copyFile( File f1, File outFile, ProgressListener progress ) throws IOException
{
boolean canceled = false;
DataInputStream dis1 = new DataInputStream( new BufferedInputStream( new FileInputStream( f1 ) ) );
@ -756,7 +757,7 @@ final public class Rd5DiffTool implements ProgressListener
this.dataBuffers = dataBuffers;
}
public MicroCache readMC() throws Exception
public MicroCache readMC() throws IOException
{
if (skips < 0 )
{
@ -775,7 +776,7 @@ final public class Rd5DiffTool implements ProgressListener
return mc;
}
public void finish() throws Exception
public void finish()
{
skips = -1;
}