first commit

hrmsEjb/jxl/read/biff/SupbookRecord.java

@@ -0,0 +1,161 @@
+package jxl.read.biff;
+
+import common.Logger;
+import jxl.WorkbookSettings;
+import jxl.biff.IntegerHelper;
+import jxl.biff.RecordData;
+import jxl.biff.StringHelper;
+
+public class SupbookRecord extends RecordData {
+  private static Logger logger = Logger.getLogger(SupbookRecord.class);
+  
+  private Type type;
+  
+  private int numSheets;
+  
+  private String fileName;
+  
+  private String[] sheetNames;
+  
+  private static class Type {
+    private Type() {}
+  }
+  
+  public static final Type INTERNAL = new Type();
+  
+  public static final Type EXTERNAL = new Type();
+  
+  public static final Type ADDIN = new Type();
+  
+  public static final Type LINK = new Type();
+  
+  public static final Type UNKNOWN = new Type();
+  
+  SupbookRecord(Record t, WorkbookSettings ws) {
+    super(t);
+    byte[] data = getRecord().getData();
+    if (data.length == 4) {
+      if (data[2] == 1 && data[3] == 4) {
+        this.type = INTERNAL;
+      } else if (data[2] == 1 && data[3] == 58) {
+        this.type = ADDIN;
+      } else {
+        this.type = UNKNOWN;
+      } 
+    } else if (data[0] == 0 && data[1] == 0) {
+      this.type = LINK;
+    } else {
+      this.type = EXTERNAL;
+    } 
+    if (this.type == INTERNAL)
+      this.numSheets = IntegerHelper.getInt(data[0], data[1]); 
+    if (this.type == EXTERNAL)
+      readExternal(data, ws); 
+  }
+  
+  private void readExternal(byte[] data, WorkbookSettings ws) {
+    this.numSheets = IntegerHelper.getInt(data[0], data[1]);
+    int ln = IntegerHelper.getInt(data[2], data[3]) - 1;
+    int pos = 0;
+    if (data[4] == 0) {
+      int encoding = data[5];
+      pos = 6;
+      if (encoding == 0) {
+        this.fileName = StringHelper.getString(data, ln, pos, ws);
+        pos += ln;
+      } else {
+        this.fileName = getEncodedFilename(data, ln, pos);
+        pos += ln;
+      } 
+    } else {
+      int encoding = IntegerHelper.getInt(data[5], data[6]);
+      pos = 7;
+      if (encoding == 0) {
+        this.fileName = StringHelper.getUnicodeString(data, ln, pos);
+        pos += ln * 2;
+      } else {
+        this.fileName = getUnicodeEncodedFilename(data, ln, pos);
+        pos += ln * 2;
+      } 
+    } 
+    this.sheetNames = new String[this.numSheets];
+    for (int i = 0; i < this.sheetNames.length; i++) {
+      ln = IntegerHelper.getInt(data[pos], data[pos + 1]);
+      if (data[pos + 2] == 0) {
+        this.sheetNames[i] = StringHelper.getString(data, ln, pos + 3, ws);
+        pos += ln + 3;
+      } else if (data[pos + 2] == 1) {
+        this.sheetNames[i] = StringHelper.getUnicodeString(data, ln, pos + 3);
+        pos += ln * 2 + 3;
+      } 
+    } 
+  }
+  
+  public Type getType() {
+    return this.type;
+  }
+  
+  public int getNumberOfSheets() {
+    return this.numSheets;
+  }
+  
+  public String getFileName() {
+    return this.fileName;
+  }
+  
+  public String getSheetName(int i) {
+    return this.sheetNames[i];
+  }
+  
+  public byte[] getData() {
+    return getRecord().getData();
+  }
+  
+  private String getEncodedFilename(byte[] data, int ln, int pos) {
+    StringBuffer buf = new StringBuffer();
+    int endpos = pos + ln;
+    while (pos < endpos) {
+      char c = (char)data[pos];
+      if (c == '\001') {
+        pos++;
+        c = (char)data[pos];
+        buf.append(c);
+        buf.append(":\\\\");
+      } else if (c == '\002') {
+        buf.append('\\');
+      } else if (c == '\003') {
+        buf.append('\\');
+      } else if (c == '\004') {
+        buf.append("..\\");
+      } else {
+        buf.append(c);
+      } 
+      pos++;
+    } 
+    return buf.toString();
+  }
+  
+  private String getUnicodeEncodedFilename(byte[] data, int ln, int pos) {
+    StringBuffer buf = new StringBuffer();
+    int endpos = pos + ln * 2;
+    while (pos < endpos) {
+      char c = (char)IntegerHelper.getInt(data[pos], data[pos + 1]);
+      if (c == '\001') {
+        pos += 2;
+        c = (char)IntegerHelper.getInt(data[pos], data[pos + 1]);
+        buf.append(c);
+        buf.append(":\\\\");
+      } else if (c == '\002') {
+        buf.append('\\');
+      } else if (c == '\003') {
+        buf.append('\\');
+      } else if (c == '\004') {
+        buf.append("..\\");
+      } else {
+        buf.append(c);
+      } 
+      pos += 2;
+    } 
+    return buf.toString();
+  }
+}