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Added needsAddress and setAddress along with ProDOS-specific

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setAuxiliaryType. Moved ProdosFileType inner class to
ProdosFormattedDisk.
This commit is contained in:
Robert Greene 2003-02-11 04:40:28 +00:00
parent ee700cf995
commit b52fca61a8
1 changed files with 31 additions and 57 deletions
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88
src/com/webcodepro/applecommander/storage/ProdosFileEntry.java
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@ -19,14 +19,11 @@
*/
package com.webcodepro.applecommander.storage;
import java.io.IOException;
import java.io.InputStream;
import java.text.NumberFormat;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Properties;
/**
* Represents a ProDOS file entry on disk.
@ -35,58 +32,14 @@ import java.util.Properties;
* @author: Rob Greene
*/
public class ProdosFileEntry extends ProdosCommonEntry implements FileEntry {
private static ProdosFileType[] fileTypes;
private List files;
private ProdosSubdirectoryHeader subdirectoryHeader;
/**
* This class holds filetype mappings.
*/
private class ProdosFileType {
private byte type;
private String string;
public ProdosFileType(byte type, String string) {
this.type = type;
this.string = string;
}
public byte getType() {
return type;
}
public String getString() {
return string;
}
}
/**
* Constructor for ProdosFileEntry.
*/
public ProdosFileEntry(ProdosFormatDisk disk, int block, int offset) {
super(disk, block, offset);
initialize();
}
/**
* Initialize all file types.
*/
protected void initialize() {
if (fileTypes != null) return;
fileTypes = new ProdosFileType[256];
InputStream inputStream =
getClass().getResourceAsStream("ProdosFileTypes.properties");
Properties properties = new Properties();
try {
properties.load(inputStream);
for (int i=0; i<256; i++) {
String byt = AppleUtil.getFormattedByte(i).toLowerCase();
String string = (String) properties.get("filetype." + byt);
if (string == null || string.length() == 0) {
string = "$" + byt.toUpperCase();
}
fileTypes[i] = new ProdosFileType((byte)i, string);
}
} catch (IOException ignored) {
}
}
/**
@ -179,22 +132,16 @@ public class ProdosFileEntry extends ProdosCommonEntry implements FileEntry {
*/
public String getFiletype() {
int filetype = AppleUtil.getUnsignedByte(readFileEntry()[0x10]);
ProdosFileType prodostype = fileTypes[filetype];
return prodostype.getString();
return getDisk().getFiletype(filetype);
}
/**
* Set the filetype.
*/
public void setFiletype(String filetype) {
for (int i=0; i<fileTypes.length; i++) {
if (filetype.equalsIgnoreCase(fileTypes[i].getString())) {
byte[] entry = readFileEntry();
entry[0x10] = fileTypes[i].getType();
writeFileEntry(entry);
return;
}
}
byte[] entry = readFileEntry();
entry[0x10] = getDisk().getFiletype(filetype);
writeFileEntry(entry);
}
/**
@ -276,6 +223,14 @@ public class ProdosFileEntry extends ProdosCommonEntry implements FileEntry {
entry[0x1f] = low;
entry[0x20] = high;
}
/**
* Set the auxiliary type for this file.
*/
public void setAuxiliaryType(byte[] entry, int auxiliaryType) {
setAuxiliaryType(entry, (byte)(auxiliaryType%256),
(byte)(auxiliaryType/256));
}
/**
* Get the last modification date.
@ -520,4 +475,23 @@ public class ProdosFileEntry extends ProdosCommonEntry implements FileEntry {
}
return new BinaryFileFilter();
}
/**
* Indicates if this filetype requires an address component.
* Note that the FormattedDisk also has this method - normally,
* this will defer to the method on FormattedDisk, as it will be
* more generic.
*/
public boolean needsAddress() {
return getDisk().needsAddress(getFiletype());
}
/**
* Set the address that this file loads at.
*/
public void setAddress(int address) {
byte[] fileEntry = readFileEntry();
setAuxiliaryType(fileEntry, address);
writeFileEntry(fileEntry);
}
}