/** * Constructs a type froma stream * * @param inputStream An input stream * @param indexEntry The index informations * @return The size of the read data * @throws IOException if an I/O error occurs. */ public static INT8 readFromStream(java.io.DataInputStream inputStream, IndexEntry indexEntry) {//throws IOException { if (indexEntry.getType() != RPMIndexType.INT8) { throw new java.lang.IllegalArgumentException("Type <" + indexEntry.getType() + "> does not match <" + RPMIndexType.INT8 + ">"); } byte[] data = new byte[(int)indexEntry.getCount()]; for (int pos = 0; pos < indexEntry.getCount(); pos++) { data[pos] = inputStream.readByte(); } INT8 int8Object = new INT8(data); if (logger.isLoggable(java.util.logging.Level.FINER)) { logger.finer(int8Object.toString()); } // int8Object.size = indexEntry.getType().getSize() // * indexEntry.getCount(); return(int8Object); }
/** * Constructs a type froma stream * * @param inputStream An input stream * @param indexEntry The index informations * @param length the length of the data * @return The size of the read data * @throws IOException if an I/O error occurs. */ public static I18NSTRING readFromStream(java.io.DataInputStream inputStream, IndexEntry indexEntry, long length) {//throws IOException { if (indexEntry.getType() != RPMIndexType.I18NSTRING) { throw new java.lang.IllegalArgumentException("Type <" + indexEntry.getType() + "> does not match <" + RPMIndexType.I18NSTRING + ">"); } // initialize temporary space for data byte[] stringData = new byte[(int)length]; // and read it from stream inputStream.readFully(stringData); String[] data = new String[(int)indexEntry.getCount()]; int off = 0; for (int pos = 0; pos < indexEntry.getCount(); pos++) { data[pos] = RPMUtil.cArrayToString(stringData, off); // offset for new string is stringlength + 1 for the \0 in c // strings if (data[pos].length() == 0) { off += data[pos].length(); } else { off += (data[pos].length() + 1); } if (off > stringData.Length) { throw new java.lang.IllegalStateException( "Index wrong; Strings doesn't fit into data area. [" + off + ", " + stringData.Length + "]"); } } I18NSTRING stringObject = new I18NSTRING(data); if (logger.isLoggable(java.util.logging.Level.FINER)) { logger.finer(stringObject.toString()); if (stringObject.size != stringData.Length) { logger.warning("STRING size differs (is:" + stringData.Length + ";should:" + stringObject.size + ")"); } } stringObject.size = stringData.Length; return(stringObject); }
/** * Constructs a type froma stream * * @param indexEntry The index informations * @return The size of the read data */ public static NULL readFromStream(IndexEntry indexEntry) { if (indexEntry.getType() != RPMIndexType.NULL) { throw new java.lang.IllegalArgumentException("Type <" + indexEntry.getType() + "> does not match <" + RPMIndexType.NULL + ">"); } NULL nullObject = new NULL((int)indexEntry.getCount()); if (logger.isLoggable(java.util.logging.Level.FINER)) { logger.finer(nullObject.toString()); } // nullObject.size = indexEntry.getType().getSize() * // indexEntry.getCount(); return(nullObject); }
/** * Constructs a type froma stream * * @param inputStream An input stream * @param indexEntry The index informations * @param length the length of the data * @return The size of the read data * @throws IOException if an I/O error occurs. */ public static STRING readFromStream(java.io.DataInputStream inputStream, IndexEntry indexEntry, long length) {//throws IOException { if (indexEntry.getType() != RPMIndexType.STRING) { throw new java.lang.IllegalArgumentException("Type <" + indexEntry.getType() + "> does not match <" + RPMIndexType.STRING + ">"); } if (indexEntry.getCount() != 1) { throw new java.lang.IllegalArgumentException( "There can be only one string per tag of type STRING"); } // initialize temporary space for data byte[] stringData = new byte[(int)length]; // and read it from stream inputStream.readFully(stringData); String str = RPMUtil.cArrayToString(stringData, 0); STRING stringObject = new STRING(str); if (logger.isLoggable(java.util.logging.Level.FINER)) { logger.finer(stringObject.toString()); if (stringObject.size != stringData.Length) { logger.warning("STRING size differs (is:" + stringData.Length + ";should:" + stringObject.size + ")"); } } stringObject.size = stringData.Length; return(stringObject); }