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- diff -urpN src.orig/db/com/cdegroot/db/hash/EntryPage.java src/db/com/cdegroot/db/hash/EntryPage.java
- --- a/src/db/com/cdegroot/db/hash/EntryPage.java 2005-02-06 00:40:17.191151504 +0100
- +++ b/src/db/com/cdegroot/db/hash/EntryPage.java 2005-02-06 00:54:14.045930240 +0100
- @@ -25,7 +25,7 @@ final class EntryPage extends PageHeader
- /**
- * Constructs a page view from the indicated block.
- */
- - EntryPage(BlockIo block) {
- + public EntryPage(BlockIo block) {
- super(block);
- }
-
- @@ -33,7 +33,7 @@ final class EntryPage extends PageHeader
- * Factory method to create or return a data page for the
- * indicated block.
- */
- - static EntryPage getEntryPageView(BlockIo block) {
- + public static EntryPage getEntryPageView(BlockIo block) {
- BlockView view = block.getView();
- if (view != null && view instanceof EntryPage)
- return (EntryPage) view;
- diff -urpN src.orig/db/com/cdegroot/db/recman/BlockIo.java src/db/com/cdegroot/db/recman/BlockIo.java
- --- a/src/db/com/cdegroot/db/recman/BlockIo.java 2005-02-06 00:40:17.192151352 +0100
- +++ b/src/db/com/cdegroot/db/recman/BlockIo.java 2005-02-06 00:58:02.990125432 +0100
- @@ -31,7 +31,7 @@ package com.cdegroot.db.recman;
- * @see java.io.DataInput
- * @see java.io.DataOutput
- */
- -final class BlockIo implements java.io.Serializable {
- +final public class BlockIo implements java.io.Serializable {
- private long blockId;
- private final byte[] snapshot; // committed snapshot.
- private boolean snapshotValid = false;
- @@ -44,7 +44,7 @@ final class BlockIo implements java.io.S
- * Constructs a new BlockIo instance working on the indicated
- * buffer.
- */
- - BlockIo(long blockId, byte[] data) {
- + public BlockIo(long blockId, byte[] data) {
- // removeme for production version
- if (blockId > 10000000000L)
- throw new Error("bogus block id " + blockId);
- @@ -108,7 +108,7 @@ final class BlockIo implements java.io.S
- /**
- * Returns the current view of the block.
- */
- - BlockView getView() {
- + public BlockView getView() {
- return view;
- }
-
- @@ -172,17 +172,25 @@ final class BlockIo implements java.io.S
- /**
- * Reads a short from the indicated position
- */
- - short readShort(int pos) {
- + public short readShort(int pos) {
- return (short)
- (((short) (data[pos+0] & 0xff) << 8) |
- ((short) (data[pos+1] & 0xff) << 0));
-
- }
- +
- + public byte readByte(int pos) {
- + return data[pos];
- + }
- +
- + public void writeByte(int pos, byte value)
- + { data[pos] = value;
- + }
-
- /**
- * Writes a short to the indicated position
- */
- - void writeShort(int pos, short value) {
- + public void writeShort(int pos, short value) {
- data[pos+0] = (byte)(0xff & (value >> 8));
- data[pos+1] = (byte)(0xff & (value >> 0));
- setDirty();
- @@ -191,7 +199,7 @@ final class BlockIo implements java.io.S
- /**
- * Reads an int from the indicated position
- */
- - int readInt(int pos) {
- + public int readInt(int pos) {
- return
- (((int)(data[pos+0] & 0xff) << 24) |
- ((int)(data[pos+1] & 0xff) << 16) |
- @@ -202,7 +210,7 @@ final class BlockIo implements java.io.S
- /**
- * Writes an int to the indicated position
- */
- - void writeInt(int pos, int value) {
- + public void writeInt(int pos, int value) {
- data[pos+0] = (byte)(0xff & (value >> 24));
- data[pos+1] = (byte)(0xff & (value >> 16));
- data[pos+2] = (byte)(0xff & (value >> 8));
- @@ -213,7 +221,7 @@ final class BlockIo implements java.io.S
- /**
- * Reads a long from the indicated position
- */
- - long readLong(int pos) {
- + public long readLong(int pos) {
- return
- (((long)(data[pos+0] & 0xff) << 56) |
- ((long)(data[pos+1] & 0xff) << 48) |
- @@ -228,7 +236,7 @@ final class BlockIo implements java.io.S
- /**
- * Writes a long to the indicated position
- */
- - void writeLong(int pos, long value) {
- + public void writeLong(int pos, long value) {
- data[pos+0] = (byte)(0xff & (value >> 56));
- data[pos+1] = (byte)(0xff & (value >> 48));
- data[pos+2] = (byte)(0xff & (value >> 40));
- diff -urpN src.orig/db/com/cdegroot/db/recman/BlockView.java src/db/com/cdegroot/db/recman/BlockView.java
- --- a/src/db/com/cdegroot/db/recman/BlockView.java 2005-02-06 00:40:17.193151200 +0100
- +++ b/src/db/com/cdegroot/db/recman/BlockView.java 2005-02-06 00:47:57.632153832 +0100
- @@ -28,5 +28,5 @@ package com.cdegroot.db.recman;
- *
- * @see BlockIo.setView()
- */
- -interface BlockView {
- +public interface BlockView {
- }
- diff -urpN src.orig/db/com/cdegroot/db/recman/Magic.java src/db/com/cdegroot/db/recman/Magic.java
- --- a/src/db/com/cdegroot/db/recman/Magic.java 2005-02-06 00:40:17.193151200 +0100
- +++ b/src/db/com/cdegroot/db/recman/Magic.java 2005-02-06 00:44:22.164909832 +0100
- @@ -25,7 +25,7 @@ package com.cdegroot.db.recman;
- /**
- * This interface contains magic cookies.
- */
- -interface Magic {
- +public interface Magic {
- /** Magic cookie at start of file */
- short FILE_HEADER = 0x1350;
-
- @@ -57,4 +57,6 @@ interface Magic {
- int SZ_INT = 4;
- /** Size of an externalized long */
- int SZ_LONG = 8;
- + /** Size of byte */
- + int SZ_BYTE = 1;
- }
- diff -urpN src.orig/db/com/cdegroot/db/recman/PageHeader.java src/db/com/cdegroot/db/recman/PageHeader.java
- --- a/src/db/com/cdegroot/db/recman/PageHeader.java 2005-02-06 00:40:17.193151200 +0100
- +++ b/src/db/com/cdegroot/db/recman/PageHeader.java 2005-02-06 00:50:10.236994832 +0100
- @@ -28,15 +28,15 @@ import java.io.*;
- * This class represents a page header. It is the common superclass for
- * all different page views.
- */
- -class PageHeader implements BlockView {
- +public class PageHeader implements BlockView {
- // offsets
- private static final short O_MAGIC = 0; // short magic
- private static final short O_NEXT = Magic.SZ_SHORT; // long next
- private static final short O_PREV = O_NEXT + Magic.SZ_LONG; // long prev
- - static final int SIZE = O_PREV + Magic.SZ_LONG;
- + public static final int SIZE = O_PREV + Magic.SZ_LONG;
-
- // my block
- - BlockIo block;
- + public BlockIo block;
-
- /**
- * Constructs a PageHeader object from a block
- @@ -45,7 +45,7 @@ class PageHeader implements BlockView {
- * @throws IOException if the block is too short to keep the file
- * header.
- */
- - PageHeader(BlockIo block) {
- + public PageHeader(BlockIo block) {
- initialize(block);
- if (!magicOk())
- throw new Error("CRITICAL: page header magic for block "
- @@ -66,7 +66,7 @@ class PageHeader implements BlockView {
- * Factory method to create or return a page header for the
- * indicated block.
- */
- - static PageHeader getView(BlockIo block) {
- + public static PageHeader getView(BlockIo block) {
- BlockView view = block.getView();
- if (view != null && view instanceof PageHeader)
- return (PageHeader) view;
- diff -urpN src.orig/db/com/cdegroot/db/recman/RecordFile.java src/db/com/cdegroot/db/recman/RecordFile.java
- --- a/src/db/com/cdegroot/db/recman/RecordFile.java 2005-02-06 00:40:17.193151200 +0100
- +++ b/src/db/com/cdegroot/db/recman/RecordFile.java 2005-02-06 00:45:38.616287456 +0100
- @@ -33,7 +33,7 @@ import java.util.*;
- * The set of dirty records on the in-use list constitutes a transaction.
- * Later on, we will send these records to some recovery thingy.
- */
- -final class RecordFile {
- +final public class RecordFile {
- private final TransactionManager txnMgr;
-
- // Todo: reorganize in hashes and fifos as necessary.
- @@ -48,7 +48,7 @@ final class RecordFile {
- private boolean transactionsDisabled = false;
-
- /** The length of a single block. */
- - final static int BLOCK_SIZE = 8192;//4096;
- + final public static int BLOCK_SIZE = 8192;//4096;
-
- /** The extension of a record file */
- final static String extension = ".db";
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